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56 files changed, 2846 insertions, 0 deletions
diff --git a/dev/angry-vectors/.gitignore b/dev/angry-vectors/.gitignore new file mode 100644 index 0000000..dd1a9a8 --- /dev/null +++ b/dev/angry-vectors/.gitignore @@ -0,0 +1,2 @@ +config.h +build diff --git a/dev/angry-vectors/CMakeLists.txt b/dev/angry-vectors/CMakeLists.txt new file mode 100644 index 0000000..a8bb5c0 --- /dev/null +++ b/dev/angry-vectors/CMakeLists.txt @@ -0,0 +1,183 @@ +# Original Author(s) of this File: +# Daniel Keefe, 2017, University of Minnesota +# +# Author(s) of Significant Updates/Modifications to the File: +# ... + + + +# You are encouraged to copy this example, move it outside of the MinGfx directory, and use +# it as a starting point for your project. When you do this, you'll have to edit the +# following line as needed to point to the MinGfx install prefix used on your system. + +# !!!!!!!!!!!!! EDIT THE FOLLOWING LINE AS NEEDED !!!!!!!!!!!!! +list(APPEND CMAKE_PREFIX_PATH ${CMAKE_CURRENT_SOURCE_DIR}/../build/install ../..) + + +#### BASIC PROJECT SETUP #### + +project(angry-vectors) + +# Using 3.9 to get a modern version of FindOpenGL.cmake +cmake_minimum_required (VERSION 3.9) + +# Dependencies that are auto-downloaded, built, and installed for you will go in the +# directory pointed to by the CMAKE_INSTALL_PREFIX. It defaults to a location inside +# the build directory. +if (CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT OR "${CMAKE_INSTALL_PREFIX}" STREQUAL "") + set (CMAKE_INSTALL_PREFIX "${CMAKE_BINARY_DIR}/install" CACHE PATH "default install path" FORCE ) +endif() + +# Add to paths cmake uses to search for scripts, modules, and config packages +list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake ${CMAKE_INSTALL_PREFIX}) +list(INSERT CMAKE_PREFIX_PATH 0 ${CMAKE_INSTALL_PREFIX}) + +include(MessageMacros) +h1("Building ${PROJECT_NAME}") +h2("Configuring paths") + +message(STATUS "Module path: ${CMAKE_MODULE_PATH}") +message(STATUS "Prefix path: ${CMAKE_PREFIX_PATH}") +message(STATUS "Install prefix: ${CMAKE_INSTALL_PREFIX}") + +set(DATA_DIR_BUILD ${CMAKE_CURRENT_SOURCE_DIR}/data) +set(DATA_DIR_INSTALL ${CMAKE_INSTALL_PREFIX}/share/${PROJECT_NAME}/data) + +message(STATUS "Data dir (in build tree): ${DATA_DIR_BUILD}") +message(STATUS "Data dir (in install tree): ${DATA_DIR_INSTALL}") + +set(SHADERS_DIR_BUILD ${CMAKE_CURRENT_SOURCE_DIR}/shaders) +set(SHADERS_DIR_INSTALL ${CMAKE_INSTALL_PREFIX}/share/${PROJECT_NAME}/shaders) + +message(STATUS "Shaders dir (in build tree): ${SHADERS_DIR_BUILD}") +message(STATUS "Shaders dir (in install tree): ${SHADERS_DIR_INSTALL}") + + +#### SOURCE FOR THIS PROJECT #### +h2("Configuring source files") + +set(SOURCEFILES + angry_vectors.cc + main.cc +) + +set(HEADERFILES + angry_vectors.h +) + +set(EXTRAFILES + README.md +) + +set(SHADERFILES +) + +set_source_files_properties(${EXTRAFILES} PROPERTIES HEADER_FILE_ONLY TRUE) +set_source_files_properties(${SHADERFILES} PROPERTIES HEADER_FILE_ONLY TRUE) + +source_group("Shaders" FILES ${SHADERFILES}) + + +#### COMPILE OPTIONS #### + +h2("Configuring Compiler Options") + + +message(STATUS "Building for " ${CMAKE_SYSTEM_NAME} ".") + +# Linux specific +if (${CMAKE_SYSTEM_NAME} MATCHES "Linux") + add_definitions(-DLINUX) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC") + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14") +endif() + + +# Apple specific +if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin") + add_definitions(-DOSX) + + # RPATH settings, see https://cmake.org/Wiki/CMake_RPATH_handling + set(CMAKE_MACOSX_RPATH ON) + + # use, i.e. don't skip the full RPATH for the build tree + SET(CMAKE_SKIP_BUILD_RPATH FALSE) + + # when building, don't use the install RPATH already + # (but later on when installing) + SET(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE) + + SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib") + + # add the automatically determined parts of the RPATH + # which point to directories outside the build tree to the install RPATH + SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE) + + # the RPATH to be used when installing, but only if it's not a system directory + LIST(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES "${CMAKE_INSTALL_PREFIX}/lib" isSystemDir) + IF("${isSystemDir}" STREQUAL "-1") + SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib") + ENDIF("${isSystemDir}" STREQUAL "-1") + + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14") +endif() + + +# Windows specific +if (WIN32) + add_definitions(-DWIN32) + + if(NOT CMAKE_SIZEOF_VOID_P EQUAL 8) + message(FATAL_ERROR + "You must use the 64 bit version of the compiler. Be sure to set the correct generator when configuring through CMake.") + endif() +endif() + + + + +#### DEFINE TARGET(S) #### + +h2("Defining Target(s)") + +add_executable(${PROJECT_NAME} ${SOURCEFILES} ${HEADERFILES} ${EXTRAFILES} ${SHADERFILES}) + + + +#### FIND AND ADD DEPENDENCIES #### + +h2("Adding Dependencies") +set(EXTERNAL_DIR external) + + +# MinGfx (linked with an imported cmake target so no need to specify include dirs) +# This will try to find MinGfxConfig.cmake, which should have been installed under +# CMAKE_INSTALL_PREFIX/lib/cmake/MinGfx when you installed the MinGfx Toolkit. +find_package(MinGfx REQUIRED) +target_link_libraries(${PROJECT_NAME} PUBLIC MinGfx::MinGfx) + + +# Add dependency on OpenGL +include(UseOpenGL) +UseOpenGL(${PROJECT_NAME} PUBLIC ${EXTERNAL_DIR}) + + + +#### INSTALL TARGET(S) #### + +h2("Configuring Install Target") + +# The install locations are relative to the CMAKE_INSTALL_PREFIX variable +install(TARGETS ${PROJECT_NAME} RUNTIME DESTINATION bin) + +install( + DIRECTORY data/ + DESTINATION ${DATA_DIR_INSTALL} + OPTIONAL +) + +install( + DIRECTORY shaders/ + DESTINATION ${SHADERS_DIR_INSTALL} + OPTIONAL +) diff --git a/dev/angry-vectors/README.md b/dev/angry-vectors/README.md new file mode 100644 index 0000000..ee42984 --- /dev/null +++ b/dev/angry-vectors/README.md @@ -0,0 +1 @@ +# Angry Vectors CSci-4611 In-Class Example of Visual Debugging diff --git a/dev/angry-vectors/angry_vectors.cc b/dev/angry-vectors/angry_vectors.cc new file mode 100644 index 0000000..9ca7445 --- /dev/null +++ b/dev/angry-vectors/angry_vectors.cc @@ -0,0 +1,125 @@ +/** CSci-4611 In-Class Example */ + +#include "angry_vectors.h" + +#include <iostream> +#include <sstream> + + + +AngryVectors::AngryVectors() : GraphicsApp(1024,768, "AngryVectors"), time_(0.0), playing_(true), pauseBtn_(NULL) { +} + + + +AngryVectors::~AngryVectors() { +} + + + +void AngryVectors::OnPauseBtnPressed() { + playing_ = !playing_; + if (playing_) { + pauseBtn_->setCaption("Pause"); + } + else { + pauseBtn_->setCaption("Play"); + } +} + + +Point3 AngryVectors::CalcBirdPos(double t) { + // projectile motion for the "bird" + double e = t / 4.0; + double x = e * 52.0 - 30.0; + double y = 30.0 * (-e * e + 1.2 * e) + 5.0; + double z = -35.0; + return Point3((float)x, (float)y, (float)z); +} + +Vector3 AngryVectors::CalcBirdVel(double t) { + return CalcBirdPos(time_+0.1) - CalcBirdPos(time_); +} + + +void AngryVectors::UpdateSimulation(double dt) { + if (playing_) { + time_ += (float)dt; + if (time_ > 4) { + time_ = 0.0; + } + } +} + + + +void AngryVectors::InitNanoGUI() { + // Setup the GUI window + nanogui::Window *window = new nanogui::Window(screen(), "Controls"); + window->setPosition(Eigen::Vector2i(10, 10)); + window->setSize(Eigen::Vector2i(400,200)); + window->setLayout(new nanogui::GroupLayout()); + + pauseBtn_ = new nanogui::Button(window, "Pause"); + pauseBtn_->setCallback(std::bind(&AngryVectors::OnPauseBtnPressed, this)); + pauseBtn_->setTooltip("Toggle playback."); + + screen()->performLayout(); +} + + + +void AngryVectors::InitOpenGL() { + // Set up the camera in a good position to see the entire scene + proj_matrix_ = Matrix4::Perspective(60.0f, aspect_ratio(), 0.01f, 100.0f); + view_matrix_ = Matrix4::LookAt(Point3(0,2,15), Point3(0,0,0), Vector3(0,1,0)); + glClearColor(0.2f, 0.6f, 1.0f, 1.0f); +} + + +void AngryVectors::DrawUsingOpenGL() { + // ground + Matrix4 ground_matrix = Matrix4::Translation(Vector3(0,-2,-50)) * Matrix4::Scale(Vector3(80, 2, 100)); + quick_shapes_.DrawCube(ground_matrix, view_matrix_, proj_matrix_, Color(0.3f, 0.9f, 0.4f)); + + // 3 targets + Matrix4 target1_matrix = Matrix4::Translation(Vector3(21, 6, -35)) * Matrix4::Scale(Vector3(1.5, 6, 10)); + quick_shapes_.DrawCube(target1_matrix, view_matrix_, proj_matrix_, Color(0.6f, 0.4f, 0.2f)); + + Matrix4 target2_matrix = Matrix4::Translation(Vector3(25, 6, -35)) * Matrix4::Scale(Vector3(1.5, 6, 10)); + quick_shapes_.DrawCube(target2_matrix, view_matrix_, proj_matrix_, Color(0.6f, 0.4f, 0.2f)); + + Matrix4 target3_matrix = Matrix4::Translation(Vector3(23, 18, -35)) * Matrix4::Scale(Vector3(1.5, 6, 10)); + quick_shapes_.DrawCube(target3_matrix, view_matrix_, proj_matrix_, Color(0.6f, 0.4f, 0.2f)); + + // launcher + Matrix4 launcher_matrix; + quick_shapes_.DrawLineSegment(launcher_matrix, view_matrix_, proj_matrix_, Color(0,0,0), + Point3(-30,-2,-35), Point3(-30, 5, -35), 0.75); + + // bird + Point3 bird_pos = CalcBirdPos(time_); + Matrix4 bird_matrix = Matrix4::Translation(bird_pos - Point3::Origin()); + quick_shapes_.DrawSphere(bird_matrix, view_matrix_, proj_matrix_, Color(1,0,0)); + + + + // DEBUGGING OUTPUT + + // this is useful to be able to see where the origin is and the scale. The + // axes are drawn at (0,0,0), and each arrow is 1 unit long. The red axis is X, + // green is Y, and blue is Z. + Matrix4 identity; + quick_shapes_.DrawAxes(identity, view_matrix_, proj_matrix_); + + + // TODO: make sure bird velocity makes sense. (hint, hint) + + + +} + + + + + diff --git a/dev/angry-vectors/angry_vectors.h b/dev/angry-vectors/angry_vectors.h new file mode 100644 index 0000000..37ad578 --- /dev/null +++ b/dev/angry-vectors/angry_vectors.h @@ -0,0 +1,71 @@ +/** CSci-4611 In-Class Example */ + +#ifndef ANGRY_VECTORS_H_ +#define ANGRY_VECTORS_H_ + +#include <mingfx.h> +using namespace mingfx; + +#include <string> +#include <vector> + +class AngryVectors : public GraphicsApp { +public: + + // Creates the App + AngryVectors(); + + // Cleans up when the App shuts down + virtual ~AngryVectors(); + + // Note a Run() function is inherited from GraphicsApp, that's what + // actually starts up the App. + + // This is a callback, a function that gets called when the user presses + // the Pause button in the GUI. + void OnPauseBtnPressed(); + + // This calculates the bird position given a time value. + Point3 CalcBirdPos(double time); + + // This calculates the bird velocity given a time value, this is the routine + // we want to check to make sure it is working properly + Vector3 CalcBirdVel(double time); + + // This gets called once each frame. Note that dt (a.k.a., "delta time") is + // the amount of time (in seconds) that has passed since the last frame. + void UpdateSimulation(double dt); + + // This is where we initialize the on-screen GUI, which is implemented using + // an open source library called NanoGUI. It gets called once + // when the program starts up. + void InitNanoGUI(); + + // This is where we initialize any OpenGL data, like textures or meshes that + // need to be loaded from files and setup in OpenGL. It gets called once + // when the program starts up. + void InitOpenGL(); + + // This gets called once each frame, and this is where you draw the latest + // version of your 3D graphics scene. + void DrawUsingOpenGL(); + + +private: + + // Time of flight for our "bird" + float time_; + + // Sets up the computer graphics camera + Matrix4 view_matrix_; + Matrix4 proj_matrix_; + + // A helper class for drawing some simple shapes (cubes, spheres, 3D arrows) + QuickShapes quick_shapes_; + + // Gui elements + nanogui::Button *pauseBtn_; + bool playing_; +}; + +#endif
\ No newline at end of file diff --git a/dev/angry-vectors/cmake/DownloadHelper.txt.in b/dev/angry-vectors/cmake/DownloadHelper.txt.in new file mode 100644 index 0000000..fb29bff --- /dev/null +++ b/dev/angry-vectors/cmake/DownloadHelper.txt.in @@ -0,0 +1,26 @@ +# This file is part of the MinGfx cmake build system. +# See the main MinGfx/CMakeLists.txt file for authors, copyright, and license info. + +# This is a "helper" cmake project -- the only thing this project does is download +# the external project. So, the configure, build, install, and test commands for +# ExternalProject_Add() are intentionally set as NOPs. + +cmake_minimum_required (VERSION 3.9) + +project(@EXT_PROJECT_NAME@-download) + +include(ExternalProject) +ExternalProject_Add( + @EXT_PROJECT_NAME@ + SOURCE_DIR "@DOWNLOAD_DIR@/@EXT_PROJECT_NAME@/src" + BINARY_DIR "@DOWNLOAD_DIR@/@EXT_PROJECT_NAME@/download-helper" + @DOWNLOAD_OPTIONS@ + CONFIGURE_COMMAND "" + BUILD_COMMAND "" + INSTALL_COMMAND "" + TEST_COMMAND "" + LOG_DOWNLOAD ON + GIT_PROGRESS 1 +) + + diff --git a/dev/angry-vectors/cmake/ExternalProjectDownloadBuildInstall.cmake b/dev/angry-vectors/cmake/ExternalProjectDownloadBuildInstall.cmake new file mode 100644 index 0000000..ce12d1d --- /dev/null +++ b/dev/angry-vectors/cmake/ExternalProjectDownloadBuildInstall.cmake @@ -0,0 +1,98 @@ +# This file is part of the MinGfx cmake build system. +# See the main MinGfx/CMakeLists.txt file for authors, copyright, and license info. + + +# Calling CMAKE_CURRENT_LIST_DIR inside a function returns the list dir of the calling script +# but we want the list dir of this file in order to find the DownloadHelper.txt.in file, which +# should be stored right next to this one. So, defining this variable outside the scope of the +# functions below. +set(DIR_OF_THIS_FILE ${CMAKE_CURRENT_LIST_DIR}) + + + +# Usage: +# ExternalProject_Download( +# # This first argument is the name of the project to download. It is required: +# glm +# +# # Additional arguments specify how to download the project using GIT, SVN, CVS, or URL. +# # These can be any of the arguments used for the downloading step of the cmake builtin +# # ExternalProject_Add command. +# GIT_REPOSITORY "https://github.com/g-truc/glm.git" +# GIT_TAG master +# etc.. +# ) +function(ExternalProject_Download EXT_PROJECT_NAME DOWNLOAD_DIR) + + include(MessageMacros) + h1("BEGIN EXTERNAL PROJECT DOWNLOAD (${EXT_PROJECT_NAME}).") + + h2("Creating a download helper project for ${EXT_PROJECT_NAME}.") + + set(DOWNLOAD_OPTIONS ${ARGN}) + string (REGEX REPLACE "(^|[^\\\\]);" "\\1 " DOWNLOAD_OPTIONS "${DOWNLOAD_OPTIONS}") + + + file(MAKE_DIRECTORY ${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}) + configure_file( + ${DIR_OF_THIS_FILE}/DownloadHelper.txt.in + ${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/download-helper/CMakeLists.txt + ) + + h2("Generating build files for the ${EXT_PROJECT_NAME} download helper project.") + execute_process(COMMAND "${CMAKE_COMMAND}" -G "${CMAKE_GENERATOR}" . WORKING_DIRECTORY "${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/download-helper") + + h2("Building the ${EXT_PROJECT_NAME} download helper project. (This actually performs the download and may take some time...)") + execute_process(COMMAND "${CMAKE_COMMAND}" --build . WORKING_DIRECTORY "${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/download-helper") + + h2("Completed download of external project ${EXT_PROJECT_NAME}.") + +endfunction() + + +# Usage: +# ExternalProject_BuildAndInstallNow( +# # This first argument is the name of the external project to download. It is required: +# VRPN +# # This second argument is the relative path from ${EXTERNAL_DIR_NAME}/projectname/ to the project's +# # main CMakeLists.txt file: +# src +# +# # Additional arguments are passed on as options to the cmake build file generator +# -DVRPN_BUILD_DIRECTSHOW_VIDEO_SERVER=OFF +# -DVRPN_BUILD_HID_GUI=OFF +# etc.. +# ) +function(ExternalProject_BuildAndInstallNow EXT_PROJECT_NAME DOWNLOAD_DIR RELPATH_TO_CMAKELISTS) + + include(MessageMacros) + h1("BEGIN EXTERNAL PROJECT BUILD AND INSTALL (${EXT_PROJECT_NAME}).") + + # any extra args to the function are interpreted as arguments for the cmake config process + set(CMAKE_CONFIG_OPTIONS ${ARGN}) + + # always set the install prefix to be the same as for the main project + list(APPEND CMAKE_CONFIG_OPTIONS -DCMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX}) + + #string (REGEX REPLACE "(^|[^\\\\]);" "\\1 " CMAKE_CONFIG_OPTIONS "${CMAKE_CONFIG_OPTIONS}") + + + set(SRC_DIR "${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/${RELPATH_TO_CMAKELISTS}") + set(BUILD_DIR "${CMAKE_BINARY_DIR}/external/${EXT_PROJECT_NAME}") + + file(MAKE_DIRECTORY ${BUILD_DIR}) + + h2("Generating build files for external project ${EXT_PROJECT_NAME}.") + message(STATUS "Using source dir: ${SRC_DIR}") + message(STATUS "Using build dir: ${BUILD_DIR}") + message(STATUS "Config options: ${CMAKE_CONFIG_OPTIONS}") + + execute_process(COMMAND "${CMAKE_COMMAND}" -G "${CMAKE_GENERATOR}" ${SRC_DIR} ${CMAKE_CONFIG_OPTIONS} WORKING_DIRECTORY ${BUILD_DIR}) + + h2("Building external project ${EXT_PROJECT_NAME}. (This may take some time...)") + execute_process(COMMAND "${CMAKE_COMMAND}" --build ${BUILD_DIR} --target install) + + h2("Completed external build of ${EXT_PROJECT_NAME}.") + +endfunction() + diff --git a/dev/angry-vectors/cmake/MessageMacros.cmake b/dev/angry-vectors/cmake/MessageMacros.cmake new file mode 100644 index 0000000..4628e5c --- /dev/null +++ b/dev/angry-vectors/cmake/MessageMacros.cmake @@ -0,0 +1,17 @@ +# This file is part of the MinVR cmake build system. +# See the main MinVR/CMakeLists.txt file for authors, copyright, and license info. + + +macro(h1 TITLE) + string(TOUPPER ${TITLE} TITLE) + message(STATUS "\n\n==== ${TITLE} ====") +endmacro() + +macro(h2 TITLE) + message(STATUS "\n* ${TITLE}") +endmacro() + +macro(h3 TITLE) + message(STATUS "- ${TITLE}") +endmacro() + diff --git a/dev/angry-vectors/cmake/UseOpenGL.cmake b/dev/angry-vectors/cmake/UseOpenGL.cmake new file mode 100644 index 0000000..2ec5ffb --- /dev/null +++ b/dev/angry-vectors/cmake/UseOpenGL.cmake @@ -0,0 +1,52 @@ +# This file is part of the MinGfx cmake build system. +# See the main MinGfx/CMakeLists.txt file for authors, copyright, and license info. + +# Either finds a pre-installed version or complains. + +# Usage: In your CMakeLists.txt, somewhere after you define the target that depends +# on the OpenGL library (typical with something like add_executable(${PROJECT_NAME} ...) +# or add_library(${PROJECT_NAME} ...)), add the following two lines: + +# include(UseOpenGL) +# UseOpenGL(${PROJECT_NAME} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/external) + +# The second argument can be either PUBLIC, PRIVATE, or INTERFACE, following the keyword +# usage described here: +# https://cmake.org/cmake/help/latest/command/target_include_directories.html + +# The third argument is the directory to use for downloading the external project if +# autobuild is used. + + + +macro(UseOpenGL YOUR_TARGET INTERFACE_PUBLIC_OR_PRIVATE DOWNLOAD_DIR) + + message(STATUS "Searching for OpenGL...") + + # Check to see if the library is already installed on the system + # CMake ships with FindOpenGL.cmake and in CMake 3.9+ it defines + # the imported targets OpenGL::GL and OpenGL::GLU. Using these is + # now the preferred way to link with OpenGL and all of its dependencies. + # See https://cmake.org/cmake/help/v3.9/module/FindOpenGL.html + find_package(OpenGL) + + if (NOT ${OPENGL_FOUND}) + message(FATAL_ERROR "OpenGL was not found on the system. MinGfx can auto-download and build many dependencies for you, but not OpenGL. It should come pre-installed on your system.") + endif() + + message(STATUS "Ok: OpenGL Found.") + message(STATUS "OpenGL headers: ${OPENGL_INCLUDE_DIR}") + message(STATUS "OpenGL libs: ${OPENGL_LIBRARIES}") + + + message(STATUS "Linking target ${YOUR_TARGET} with ${INTERFACE_PUBLIC_OR_PRIVATE} dependency OpenGL::GL.") + target_link_libraries(${YOUR_TARGET} ${INTERFACE_PUBLIC_OR_PRIVATE} OpenGL::GL) + + if (${OPENGL_GLU_FOUND}) + message(STATUS "Linking target ${YOUR_TARGET} with ${INTERFACE_PUBLIC_OR_PRIVATE} dependency OpenGL::GLU.") + target_link_libraries(${YOUR_TARGET} ${INTERFACE_PUBLIC_OR_PRIVATE} OpenGL::GLU) + endif() + + target_compile_definitions(${YOUR_TARGET} ${INTERFACE_PUBLIC_OR_PRIVATE} -DUSE_OPENGL) + +endmacro() diff --git a/dev/angry-vectors/main.cc b/dev/angry-vectors/main.cc new file mode 100644 index 0000000..0bacdcf --- /dev/null +++ b/dev/angry-vectors/main.cc @@ -0,0 +1,9 @@ +/** CSci-4611 In-Class Example */ + +#include "angry_vectors.h" + +int main(int argc, const char *argv[]) { + AngryVectors app; + app.Run(); + return 0; +} diff --git a/dev/mesh-demo/.gitignore b/dev/mesh-demo/.gitignore new file mode 100644 index 0000000..dd1a9a8 --- /dev/null +++ b/dev/mesh-demo/.gitignore @@ -0,0 +1,2 @@ +config.h +build diff --git a/dev/mesh-demo/CMakeLists.txt b/dev/mesh-demo/CMakeLists.txt new file mode 100644 index 0000000..6e2bfc5 --- /dev/null +++ b/dev/mesh-demo/CMakeLists.txt @@ -0,0 +1,182 @@ +# Original Author(s) of this File: +# Daniel Keefe, 2017, University of Minnesota +# +# Author(s) of Significant Updates/Modifications to the File: +# ... + + + +# You are encouraged to copy this example, move it outside of the MinGfx directory, and use +# it as a starting point for your project. When you do this, you'll have to edit the +# following line as needed to point to the MinGfx install prefix used on your system. + +# !!!!!!!!!!!!! EDIT THE FOLLOWING LINE AS NEEDED !!!!!!!!!!!!! +list(APPEND CMAKE_PREFIX_PATH ${CMAKE_CURRENT_SOURCE_DIR}/../build/install ../..) + + + + + +#### BASIC PROJECT SETUP #### + +project(example) + +# Using 3.9 to get a modern version of FindOpenGL.cmake +cmake_minimum_required (VERSION 3.9) + +# Dependencies that are auto-downloaded, built, and installed for you will go in the +# directory pointed to by the CMAKE_INSTALL_PREFIX. It defaults to a location inside +# the build directory. +if (CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT OR "${CMAKE_INSTALL_PREFIX}" STREQUAL "") + set (CMAKE_INSTALL_PREFIX "${CMAKE_BINARY_DIR}/install" CACHE PATH "default install path" FORCE ) +endif() + +# Add to paths cmake uses to search for scripts, modules, and config packages +list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake ${CMAKE_INSTALL_PREFIX}) +list(INSERT CMAKE_PREFIX_PATH 0 ${CMAKE_INSTALL_PREFIX}) + +include(MessageMacros) +h1("Building ${PROJECT_NAME}") +h2("Configuring paths") + +message(STATUS "Module path: ${CMAKE_MODULE_PATH}") +message(STATUS "Prefix path: ${CMAKE_PREFIX_PATH}") +message(STATUS "Install prefix: ${CMAKE_INSTALL_PREFIX}") + +set(DATA_DIR_BUILD ${CMAKE_CURRENT_SOURCE_DIR}/data) +set(DATA_DIR_INSTALL ${CMAKE_INSTALL_PREFIX}/share/${PROJECT_NAME}/data) + +message(STATUS "Data dir (in build tree): ${DATA_DIR_BUILD}") +message(STATUS "Data dir (in install tree): ${DATA_DIR_INSTALL}") + +set(SHADERS_DIR_BUILD ${CMAKE_CURRENT_SOURCE_DIR}/shaders) +set(SHADERS_DIR_INSTALL ${CMAKE_INSTALL_PREFIX}/share/${PROJECT_NAME}/shaders) + +message(STATUS "Shaders dir (in build tree): ${SHADERS_DIR_BUILD}") +message(STATUS "Shaders dir (in install tree): ${SHADERS_DIR_INSTALL}") + + +#### SOURCE FOR THIS PROJECT #### +h2("Configuring source files") + +set(SOURCEFILES + example.cc + main.cc +) + +set(HEADERFILES + example.h +) + +set(EXTRAFILES + README.md +) + +set(SHADERFILES +) + +set_source_files_properties(${EXTRAFILES} PROPERTIES HEADER_FILE_ONLY TRUE) +set_source_files_properties(${SHADERFILES} PROPERTIES HEADER_FILE_ONLY TRUE) + +source_group("Shaders" FILES ${SHADERFILES}) + + +#### COMPILE OPTIONS #### + +h2("Configuring Compiler Options") + + + +message(STATUS "Building for " ${CMAKE_SYSTEM_NAME} ".") + +# Linux specific +if (${CMAKE_SYSTEM_NAME} MATCHES "Linux") + add_definitions(-DLINUX) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC") + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14") +endif() + + +# Apple specific +if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin") + add_definitions(-DOSX) + + # RPATH settings, see https://cmake.org/Wiki/CMake_RPATH_handling + set(CMAKE_MACOSX_RPATH ON) + + # use, i.e. don't skip the full RPATH for the build tree + SET(CMAKE_SKIP_BUILD_RPATH FALSE) + + # when building, don't use the install RPATH already + # (but later on when installing) + SET(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE) + + SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib") + + # add the automatically determined parts of the RPATH + # which point to directories outside the build tree to the install RPATH + SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE) + + # the RPATH to be used when installing, but only if it's not a system directory + LIST(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES "${CMAKE_INSTALL_PREFIX}/lib" isSystemDir) + IF("${isSystemDir}" STREQUAL "-1") + SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib") + ENDIF("${isSystemDir}" STREQUAL "-1") + + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14") +endif() + + +# Windows specific +if (WIN32) + add_definitions(-DWIN32) +endif() + + + + +#### DEFINE TARGET(S) #### + +h2("Defining Target(s)") + +add_executable(${PROJECT_NAME} ${SOURCEFILES} ${HEADERFILES} ${EXTRAFILES} ${SHADERFILES}) + + + +#### FIND AND ADD DEPENDENCIES #### + +h2("Adding Dependencies") +set(EXTERNAL_DIR external) + + +# MinGfx (linked with an imported cmake target so no need to specify include dirs) +# This will try to find MinGfxConfig.cmake, which should have been installed under +# CMAKE_INSTALL_PREFIX/lib/cmake/MinGfx when you installed the MinGfx Toolkit. +find_package(MinGfx REQUIRED) +target_link_libraries(${PROJECT_NAME} PUBLIC MinGfx::MinGfx) + + +# Add dependency on OpenGL +include(UseOpenGL) +UseOpenGL(${PROJECT_NAME} PUBLIC ${EXTERNAL_DIR}) + + + +#### INSTALL TARGET(S) #### + +h2("Configuring Install Target") + +# The install locations are relative to the CMAKE_INSTALL_PREFIX variable +install(TARGETS ${PROJECT_NAME} RUNTIME DESTINATION bin) + +install( + DIRECTORY data/ + DESTINATION ${DATA_DIR_INSTALL} + OPTIONAL +) + +install( + DIRECTORY shaders/ + DESTINATION ${SHADERS_DIR_INSTALL} + OPTIONAL +) diff --git a/dev/mesh-demo/README.md b/dev/mesh-demo/README.md new file mode 100644 index 0000000..ee42984 --- /dev/null +++ b/dev/mesh-demo/README.md @@ -0,0 +1 @@ +# Angry Vectors CSci-4611 In-Class Example of Visual Debugging diff --git a/dev/mesh-demo/cmake/DownloadHelper.txt.in b/dev/mesh-demo/cmake/DownloadHelper.txt.in new file mode 100644 index 0000000..fb29bff --- /dev/null +++ b/dev/mesh-demo/cmake/DownloadHelper.txt.in @@ -0,0 +1,26 @@ +# This file is part of the MinGfx cmake build system. +# See the main MinGfx/CMakeLists.txt file for authors, copyright, and license info. + +# This is a "helper" cmake project -- the only thing this project does is download +# the external project. So, the configure, build, install, and test commands for +# ExternalProject_Add() are intentionally set as NOPs. + +cmake_minimum_required (VERSION 3.9) + +project(@EXT_PROJECT_NAME@-download) + +include(ExternalProject) +ExternalProject_Add( + @EXT_PROJECT_NAME@ + SOURCE_DIR "@DOWNLOAD_DIR@/@EXT_PROJECT_NAME@/src" + BINARY_DIR "@DOWNLOAD_DIR@/@EXT_PROJECT_NAME@/download-helper" + @DOWNLOAD_OPTIONS@ + CONFIGURE_COMMAND "" + BUILD_COMMAND "" + INSTALL_COMMAND "" + TEST_COMMAND "" + LOG_DOWNLOAD ON + GIT_PROGRESS 1 +) + + diff --git a/dev/mesh-demo/cmake/ExternalProjectDownloadBuildInstall.cmake b/dev/mesh-demo/cmake/ExternalProjectDownloadBuildInstall.cmake new file mode 100644 index 0000000..ce12d1d --- /dev/null +++ b/dev/mesh-demo/cmake/ExternalProjectDownloadBuildInstall.cmake @@ -0,0 +1,98 @@ +# This file is part of the MinGfx cmake build system. +# See the main MinGfx/CMakeLists.txt file for authors, copyright, and license info. + + +# Calling CMAKE_CURRENT_LIST_DIR inside a function returns the list dir of the calling script +# but we want the list dir of this file in order to find the DownloadHelper.txt.in file, which +# should be stored right next to this one. So, defining this variable outside the scope of the +# functions below. +set(DIR_OF_THIS_FILE ${CMAKE_CURRENT_LIST_DIR}) + + + +# Usage: +# ExternalProject_Download( +# # This first argument is the name of the project to download. It is required: +# glm +# +# # Additional arguments specify how to download the project using GIT, SVN, CVS, or URL. +# # These can be any of the arguments used for the downloading step of the cmake builtin +# # ExternalProject_Add command. +# GIT_REPOSITORY "https://github.com/g-truc/glm.git" +# GIT_TAG master +# etc.. +# ) +function(ExternalProject_Download EXT_PROJECT_NAME DOWNLOAD_DIR) + + include(MessageMacros) + h1("BEGIN EXTERNAL PROJECT DOWNLOAD (${EXT_PROJECT_NAME}).") + + h2("Creating a download helper project for ${EXT_PROJECT_NAME}.") + + set(DOWNLOAD_OPTIONS ${ARGN}) + string (REGEX REPLACE "(^|[^\\\\]);" "\\1 " DOWNLOAD_OPTIONS "${DOWNLOAD_OPTIONS}") + + + file(MAKE_DIRECTORY ${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}) + configure_file( + ${DIR_OF_THIS_FILE}/DownloadHelper.txt.in + ${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/download-helper/CMakeLists.txt + ) + + h2("Generating build files for the ${EXT_PROJECT_NAME} download helper project.") + execute_process(COMMAND "${CMAKE_COMMAND}" -G "${CMAKE_GENERATOR}" . WORKING_DIRECTORY "${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/download-helper") + + h2("Building the ${EXT_PROJECT_NAME} download helper project. (This actually performs the download and may take some time...)") + execute_process(COMMAND "${CMAKE_COMMAND}" --build . WORKING_DIRECTORY "${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/download-helper") + + h2("Completed download of external project ${EXT_PROJECT_NAME}.") + +endfunction() + + +# Usage: +# ExternalProject_BuildAndInstallNow( +# # This first argument is the name of the external project to download. It is required: +# VRPN +# # This second argument is the relative path from ${EXTERNAL_DIR_NAME}/projectname/ to the project's +# # main CMakeLists.txt file: +# src +# +# # Additional arguments are passed on as options to the cmake build file generator +# -DVRPN_BUILD_DIRECTSHOW_VIDEO_SERVER=OFF +# -DVRPN_BUILD_HID_GUI=OFF +# etc.. +# ) +function(ExternalProject_BuildAndInstallNow EXT_PROJECT_NAME DOWNLOAD_DIR RELPATH_TO_CMAKELISTS) + + include(MessageMacros) + h1("BEGIN EXTERNAL PROJECT BUILD AND INSTALL (${EXT_PROJECT_NAME}).") + + # any extra args to the function are interpreted as arguments for the cmake config process + set(CMAKE_CONFIG_OPTIONS ${ARGN}) + + # always set the install prefix to be the same as for the main project + list(APPEND CMAKE_CONFIG_OPTIONS -DCMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX}) + + #string (REGEX REPLACE "(^|[^\\\\]);" "\\1 " CMAKE_CONFIG_OPTIONS "${CMAKE_CONFIG_OPTIONS}") + + + set(SRC_DIR "${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/${RELPATH_TO_CMAKELISTS}") + set(BUILD_DIR "${CMAKE_BINARY_DIR}/external/${EXT_PROJECT_NAME}") + + file(MAKE_DIRECTORY ${BUILD_DIR}) + + h2("Generating build files for external project ${EXT_PROJECT_NAME}.") + message(STATUS "Using source dir: ${SRC_DIR}") + message(STATUS "Using build dir: ${BUILD_DIR}") + message(STATUS "Config options: ${CMAKE_CONFIG_OPTIONS}") + + execute_process(COMMAND "${CMAKE_COMMAND}" -G "${CMAKE_GENERATOR}" ${SRC_DIR} ${CMAKE_CONFIG_OPTIONS} WORKING_DIRECTORY ${BUILD_DIR}) + + h2("Building external project ${EXT_PROJECT_NAME}. (This may take some time...)") + execute_process(COMMAND "${CMAKE_COMMAND}" --build ${BUILD_DIR} --target install) + + h2("Completed external build of ${EXT_PROJECT_NAME}.") + +endfunction() + diff --git a/dev/mesh-demo/cmake/MessageMacros.cmake b/dev/mesh-demo/cmake/MessageMacros.cmake new file mode 100644 index 0000000..4628e5c --- /dev/null +++ b/dev/mesh-demo/cmake/MessageMacros.cmake @@ -0,0 +1,17 @@ +# This file is part of the MinVR cmake build system. +# See the main MinVR/CMakeLists.txt file for authors, copyright, and license info. + + +macro(h1 TITLE) + string(TOUPPER ${TITLE} TITLE) + message(STATUS "\n\n==== ${TITLE} ====") +endmacro() + +macro(h2 TITLE) + message(STATUS "\n* ${TITLE}") +endmacro() + +macro(h3 TITLE) + message(STATUS "- ${TITLE}") +endmacro() + diff --git a/dev/mesh-demo/cmake/UseOpenGL.cmake b/dev/mesh-demo/cmake/UseOpenGL.cmake new file mode 100644 index 0000000..2ec5ffb --- /dev/null +++ b/dev/mesh-demo/cmake/UseOpenGL.cmake @@ -0,0 +1,52 @@ +# This file is part of the MinGfx cmake build system. +# See the main MinGfx/CMakeLists.txt file for authors, copyright, and license info. + +# Either finds a pre-installed version or complains. + +# Usage: In your CMakeLists.txt, somewhere after you define the target that depends +# on the OpenGL library (typical with something like add_executable(${PROJECT_NAME} ...) +# or add_library(${PROJECT_NAME} ...)), add the following two lines: + +# include(UseOpenGL) +# UseOpenGL(${PROJECT_NAME} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/external) + +# The second argument can be either PUBLIC, PRIVATE, or INTERFACE, following the keyword +# usage described here: +# https://cmake.org/cmake/help/latest/command/target_include_directories.html + +# The third argument is the directory to use for downloading the external project if +# autobuild is used. + + + +macro(UseOpenGL YOUR_TARGET INTERFACE_PUBLIC_OR_PRIVATE DOWNLOAD_DIR) + + message(STATUS "Searching for OpenGL...") + + # Check to see if the library is already installed on the system + # CMake ships with FindOpenGL.cmake and in CMake 3.9+ it defines + # the imported targets OpenGL::GL and OpenGL::GLU. Using these is + # now the preferred way to link with OpenGL and all of its dependencies. + # See https://cmake.org/cmake/help/v3.9/module/FindOpenGL.html + find_package(OpenGL) + + if (NOT ${OPENGL_FOUND}) + message(FATAL_ERROR "OpenGL was not found on the system. MinGfx can auto-download and build many dependencies for you, but not OpenGL. It should come pre-installed on your system.") + endif() + + message(STATUS "Ok: OpenGL Found.") + message(STATUS "OpenGL headers: ${OPENGL_INCLUDE_DIR}") + message(STATUS "OpenGL libs: ${OPENGL_LIBRARIES}") + + + message(STATUS "Linking target ${YOUR_TARGET} with ${INTERFACE_PUBLIC_OR_PRIVATE} dependency OpenGL::GL.") + target_link_libraries(${YOUR_TARGET} ${INTERFACE_PUBLIC_OR_PRIVATE} OpenGL::GL) + + if (${OPENGL_GLU_FOUND}) + message(STATUS "Linking target ${YOUR_TARGET} with ${INTERFACE_PUBLIC_OR_PRIVATE} dependency OpenGL::GLU.") + target_link_libraries(${YOUR_TARGET} ${INTERFACE_PUBLIC_OR_PRIVATE} OpenGL::GLU) + endif() + + target_compile_definitions(${YOUR_TARGET} ${INTERFACE_PUBLIC_OR_PRIVATE} -DUSE_OPENGL) + +endmacro() diff --git a/dev/mesh-demo/example.cc b/dev/mesh-demo/example.cc new file mode 100644 index 0000000..759b09b --- /dev/null +++ b/dev/mesh-demo/example.cc @@ -0,0 +1,107 @@ +/** CSci-4611 In-Class Example */ + +#include "Example.h" + +#include <iostream> +#include <sstream> + + + +Example::Example() : GraphicsApp(1024,768, "MinGfx Example") { +} + + +Example::~Example() { +} + + +void Example::UpdateSimulation(double dt) { +} + + +void Example::InitOpenGL() { + // Set up the camera in a good position to see the entire scene + proj_matrix_ = Matrix4::Perspective(60.0f, aspect_ratio(), 0.01f, 100.0f); + view_matrix_ = Matrix4::LookAt(Point3(0,0,3), Point3(0,0,0), Vector3(0,1,0)); + glClearColor(1,1,1,1); + + + // EXAMPLE 1: Load the mesh from a file + teapot_mesh_.LoadFromOBJ(Platform::FindMinGfxDataFile("teapot.obj")); + + + + + // EXAMPLE 2: Create the mesh by adding triangles one at a time + int tri_id; + // add a first triangle + tri_id = triangles_mesh_.AddTriangle(Point3(0,0,0), Point3(1,0,0), Point3(1,1,0)); + // set attributes for the vertices + triangles_mesh_.SetNormals(tri_id, Vector3(0,0,1), Vector3(0,0,1), Vector3(0,0,1)); + // add a second triangle and attributes + tri_id = triangles_mesh_.AddTriangle(Point3(0,0,0), Point3(1,1,0), Point3(0,1,0)); + triangles_mesh_.SetNormals(tri_id, Vector3(0,0,1), Vector3(0,0,1), Vector3(0,0,1)); + // call this when done to save to the GPU + triangles_mesh_.UpdateGPUMemory(); + + + + + + // EXAMPLE 3: Create the mesh by setting the vertex and index arrays directly + std::vector<unsigned int> indices; + std::vector<Point3> vertices; + std::vector<Vector3> normals; + + // four vertices, each requires 3 floats: (x,y,z) + vertices.push_back(Point3(0,0,0)); + vertices.push_back(Point3(1,0,0)); + vertices.push_back(Point3(1,1,0)); + vertices.push_back(Point3(0,1,0)); + + // four normals, each requires 3 floats: (x,y,z) + normals.push_back(Vector3(0,0,1)); + normals.push_back(Vector3(0,0,1)); + normals.push_back(Vector3(0,0,1)); + normals.push_back(Vector3(0,0,1)); + + // indices into the arrays above for the first triangle + indices.push_back(0); + indices.push_back(1); + indices.push_back(2); + + // indices for the second triangle, note some are reused + indices.push_back(0); + indices.push_back(2); + indices.push_back(3); + + indexed_tris_mesh_.SetVertices(vertices); + indexed_tris_mesh_.SetNormals(normals); + indexed_tris_mesh_.SetIndices(indices); + indexed_tris_mesh_.UpdateGPUMemory(); + +} + + +void Example::DrawUsingOpenGL() { + // draws a set of axes at the world origin, since we are passing the identity + // matrix for the "model" matrix. + Matrix4 identity; + quick_shapes_.DrawAxes(identity, view_matrix_, proj_matrix_); + + + + Matrix4 teapot_transform = Matrix4::Translation(Vector3(-1.5,0,0)); + shader_.Draw(teapot_transform, view_matrix_, proj_matrix_, &teapot_mesh_, DefaultShader::MaterialProperties()); + + Matrix4 mesh2_transform = Matrix4::Translation(Vector3(-0.5,-0.5,0)); + shader_.Draw(mesh2_transform, view_matrix_, proj_matrix_, &triangles_mesh_, DefaultShader::MaterialProperties()); + + Matrix4 mesh3_transform = Matrix4::Translation(Vector3(1,-0.5,0)); + shader_.Draw(mesh3_transform, view_matrix_, proj_matrix_, &indexed_tris_mesh_, DefaultShader::MaterialProperties()); +} + + + + + diff --git a/dev/mesh-demo/example.h b/dev/mesh-demo/example.h new file mode 100644 index 0000000..7ce1a89 --- /dev/null +++ b/dev/mesh-demo/example.h @@ -0,0 +1,61 @@ +/** CSci-4611 In-Class Example */ + +#ifndef SNOWMAN_H_ +#define SNOWMAN_H_ + +#include <mingfx.h> +using namespace mingfx; + +#include <string> +#include <vector> + +class Example : public GraphicsApp { +public: + + // Creates the App + Example(); + + // Cleans up when the App shuts down + virtual ~Example(); + + // Note a Run() function is inherited from GraphicsApp, that's what + // actually starts up the App. + + // This is a callback, a function that gets called when the user presses + // the Pause button in the GUI. + void OnPauseBtnPressed(); + + // This gets called once each frame. Note that dt (a.k.a., "delta time") is + // the amount of time (in seconds) that has passed since the last frame. + void UpdateSimulation(double dt); + + // This is where we initialize any OpenGL data, like textures or meshes that + // need to be loaded from files and setup in OpenGL. It gets called once + // when the program starts up. + void InitOpenGL(); + + // This gets called once each frame, and this is where you draw the latest + // version of your 3D graphics scene. + void DrawUsingOpenGL(); + + +private: + + // Triangle mesh data structures + Mesh teapot_mesh_; + Mesh triangles_mesh_; + Mesh indexed_tris_mesh_; + + // A shader is required to draw meshes, MinGfx provides a default shader + // that does some simple lighting. + DefaultShader shader_; + + // Sets up the computer graphics camera + Matrix4 view_matrix_; + Matrix4 proj_matrix_; + + // A helper class for drawing some simple shapes (cubes, spheres, 3D arrows) + QuickShapes quick_shapes_; +}; + +#endif
\ No newline at end of file diff --git a/dev/mesh-demo/main.cc b/dev/mesh-demo/main.cc new file mode 100644 index 0000000..3bbc8b8 --- /dev/null +++ b/dev/mesh-demo/main.cc @@ -0,0 +1,9 @@ +/** CSci-4611 In-Class Example */ + +#include "example.h" + +int main(int argc, const char *argv[]) { + Example app; + app.Run(); + return 0; +} diff --git a/dev/rays/.gitignore b/dev/rays/.gitignore new file mode 100644 index 0000000..dd1a9a8 --- /dev/null +++ b/dev/rays/.gitignore @@ -0,0 +1,2 @@ +config.h +build diff --git a/dev/rays/CMakeLists.txt b/dev/rays/CMakeLists.txt new file mode 100644 index 0000000..eb62b1e --- /dev/null +++ b/dev/rays/CMakeLists.txt @@ -0,0 +1,193 @@ +# Original Author(s) of this File: +# Daniel Keefe, 2017, University of Minnesota +# +# Author(s) of Significant Updates/Modifications to the File: +# ... + + + +# You are encouraged to copy this example, move it outside of the MinGfx directory, and use +# it as a starting point for your project. When you do this, you'll have to edit the +# following line as needed to point to the MinGfx install prefix used on your system. + +# !!!!!!!!!!!!! EDIT THE FOLLOWING LINE AS NEEDED !!!!!!!!!!!!! +list(APPEND CMAKE_PREFIX_PATH ${CMAKE_CURRENT_SOURCE_DIR}/../build/install ../..) + + +#### BASIC PROJECT SETUP #### + +project(example) + +# Using 3.9 to get a modern version of FindOpenGL.cmake +cmake_minimum_required (VERSION 3.9) + +# Dependencies that are auto-downloaded, built, and installed for you will go in the +# directory pointed to by the CMAKE_INSTALL_PREFIX. It defaults to a location inside +# the build directory. +if (CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT OR "${CMAKE_INSTALL_PREFIX}" STREQUAL "") + set (CMAKE_INSTALL_PREFIX "${CMAKE_BINARY_DIR}/install" CACHE PATH "default install path" FORCE ) +endif() + +# Add to paths cmake uses to search for scripts, modules, and config packages +list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake ${CMAKE_INSTALL_PREFIX}) +list(INSERT CMAKE_PREFIX_PATH 0 ${CMAKE_INSTALL_PREFIX}) + +include(MessageMacros) +h1("Building ${PROJECT_NAME}") +h2("Configuring paths") + +message(STATUS "Module path: ${CMAKE_MODULE_PATH}") +message(STATUS "Prefix path: ${CMAKE_PREFIX_PATH}") +message(STATUS "Install prefix: ${CMAKE_INSTALL_PREFIX}") + +set(DATA_DIR_BUILD ${CMAKE_CURRENT_SOURCE_DIR}/data) +set(DATA_DIR_INSTALL ${CMAKE_INSTALL_PREFIX}/share/${PROJECT_NAME}/data) + +message(STATUS "Data dir (in build tree): ${DATA_DIR_BUILD}") +message(STATUS "Data dir (in install tree): ${DATA_DIR_INSTALL}") + +set(SHADERS_DIR_BUILD ${CMAKE_CURRENT_SOURCE_DIR}/shaders) +set(SHADERS_DIR_INSTALL ${CMAKE_INSTALL_PREFIX}/share/${PROJECT_NAME}/shaders) + +message(STATUS "Shaders dir (in build tree): ${SHADERS_DIR_BUILD}") +message(STATUS "Shaders dir (in install tree): ${SHADERS_DIR_INSTALL}") + + +# Configure a header file to pass some of the CMake settings to the source code +configure_file( + ${CMAKE_CURRENT_SOURCE_DIR}/config.h.in + ${CMAKE_CURRENT_SOURCE_DIR}/config.h +) + + +#### SOURCE FOR THIS PROJECT #### +h2("Configuring source files") + +set(SOURCEFILES + example.cc + main.cc +) + +set(HEADERFILES + config.h + example.h +) + +set(EXTRAFILES + README.md +) + +set(SHADERFILES +) + +set_source_files_properties(${EXTRAFILES} PROPERTIES HEADER_FILE_ONLY TRUE) +set_source_files_properties(${SHADERFILES} PROPERTIES HEADER_FILE_ONLY TRUE) + +source_group("Shaders" FILES ${SHADERFILES}) + + +#### COMPILE OPTIONS #### + +h2("Configuring Compiler Options") + + + +message(STATUS "Building for " ${CMAKE_SYSTEM_NAME} ".") + +# Linux specific +if (${CMAKE_SYSTEM_NAME} MATCHES "Linux") + add_definitions(-DLINUX) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC") + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14") +endif() + + +# Apple specific +if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin") + add_definitions(-DOSX) + + # RPATH settings, see https://cmake.org/Wiki/CMake_RPATH_handling + set(CMAKE_MACOSX_RPATH ON) + + # use, i.e. don't skip the full RPATH for the build tree + SET(CMAKE_SKIP_BUILD_RPATH FALSE) + + # when building, don't use the install RPATH already + # (but later on when installing) + SET(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE) + + SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib") + + # add the automatically determined parts of the RPATH + # which point to directories outside the build tree to the install RPATH + SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE) + + # the RPATH to be used when installing, but only if it's not a system directory + LIST(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES "${CMAKE_INSTALL_PREFIX}/lib" isSystemDir) + IF("${isSystemDir}" STREQUAL "-1") + SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib") + ENDIF("${isSystemDir}" STREQUAL "-1") + + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14") +endif() + + +# Windows specific +if (WIN32) + add_definitions(-DWIN32) + + if(NOT CMAKE_SIZEOF_VOID_P EQUAL 8) + message(FATAL_ERROR + "You must use the 64 bit version of the compiler. Be sure to set the correct generator when configuring through CMake.") + endif() +endif() + + + + + +#### DEFINE TARGET(S) #### + +h2("Defining Target(s)") + +add_executable(${PROJECT_NAME} ${SOURCEFILES} ${HEADERFILES} ${EXTRAFILES} ${SHADERFILES}) + + + +#### FIND AND ADD DEPENDENCIES #### + +h2("Adding Dependencies") +set(EXTERNAL_DIR external) + + +# MinGfx (linked with an imported cmake target so no need to specify include dirs) +# This will try to find MinGfxConfig.cmake, which should have been installed under +# CMAKE_INSTALL_PREFIX/lib/cmake/MinGfx when you installed the MinGfx Toolkit. +find_package(MinGfx REQUIRED) +target_link_libraries(${PROJECT_NAME} PUBLIC MinGfx::MinGfx) + + +# Add dependency on OpenGL +include(UseOpenGL) +UseOpenGL(${PROJECT_NAME} PUBLIC ${EXTERNAL_DIR}) + + + +#### INSTALL TARGET(S) #### + +h2("Configuring Install Target") + +# The install locations are relative to the CMAKE_INSTALL_PREFIX variable +install(TARGETS ${PROJECT_NAME} RUNTIME DESTINATION bin) + +install( + DIRECTORY data/ + DESTINATION ${DATA_DIR_INSTALL} + OPTIONAL +) + +install( + DIRECTORY shaders/ + DESTINATION ${SHADERS_DIR_INSTALL} + OPTIONAL +) diff --git a/dev/rays/README.md b/dev/rays/README.md new file mode 100644 index 0000000..ee42984 --- /dev/null +++ b/dev/rays/README.md @@ -0,0 +1 @@ +# Angry Vectors CSci-4611 In-Class Example of Visual Debugging diff --git a/dev/rays/cmake/DownloadHelper.txt.in b/dev/rays/cmake/DownloadHelper.txt.in new file mode 100644 index 0000000..fb29bff --- /dev/null +++ b/dev/rays/cmake/DownloadHelper.txt.in @@ -0,0 +1,26 @@ +# This file is part of the MinGfx cmake build system. +# See the main MinGfx/CMakeLists.txt file for authors, copyright, and license info. + +# This is a "helper" cmake project -- the only thing this project does is download +# the external project. So, the configure, build, install, and test commands for +# ExternalProject_Add() are intentionally set as NOPs. + +cmake_minimum_required (VERSION 3.9) + +project(@EXT_PROJECT_NAME@-download) + +include(ExternalProject) +ExternalProject_Add( + @EXT_PROJECT_NAME@ + SOURCE_DIR "@DOWNLOAD_DIR@/@EXT_PROJECT_NAME@/src" + BINARY_DIR "@DOWNLOAD_DIR@/@EXT_PROJECT_NAME@/download-helper" + @DOWNLOAD_OPTIONS@ + CONFIGURE_COMMAND "" + BUILD_COMMAND "" + INSTALL_COMMAND "" + TEST_COMMAND "" + LOG_DOWNLOAD ON + GIT_PROGRESS 1 +) + + diff --git a/dev/rays/cmake/ExternalProjectDownloadBuildInstall.cmake b/dev/rays/cmake/ExternalProjectDownloadBuildInstall.cmake new file mode 100644 index 0000000..ce12d1d --- /dev/null +++ b/dev/rays/cmake/ExternalProjectDownloadBuildInstall.cmake @@ -0,0 +1,98 @@ +# This file is part of the MinGfx cmake build system. +# See the main MinGfx/CMakeLists.txt file for authors, copyright, and license info. + + +# Calling CMAKE_CURRENT_LIST_DIR inside a function returns the list dir of the calling script +# but we want the list dir of this file in order to find the DownloadHelper.txt.in file, which +# should be stored right next to this one. So, defining this variable outside the scope of the +# functions below. +set(DIR_OF_THIS_FILE ${CMAKE_CURRENT_LIST_DIR}) + + + +# Usage: +# ExternalProject_Download( +# # This first argument is the name of the project to download. It is required: +# glm +# +# # Additional arguments specify how to download the project using GIT, SVN, CVS, or URL. +# # These can be any of the arguments used for the downloading step of the cmake builtin +# # ExternalProject_Add command. +# GIT_REPOSITORY "https://github.com/g-truc/glm.git" +# GIT_TAG master +# etc.. +# ) +function(ExternalProject_Download EXT_PROJECT_NAME DOWNLOAD_DIR) + + include(MessageMacros) + h1("BEGIN EXTERNAL PROJECT DOWNLOAD (${EXT_PROJECT_NAME}).") + + h2("Creating a download helper project for ${EXT_PROJECT_NAME}.") + + set(DOWNLOAD_OPTIONS ${ARGN}) + string (REGEX REPLACE "(^|[^\\\\]);" "\\1 " DOWNLOAD_OPTIONS "${DOWNLOAD_OPTIONS}") + + + file(MAKE_DIRECTORY ${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}) + configure_file( + ${DIR_OF_THIS_FILE}/DownloadHelper.txt.in + ${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/download-helper/CMakeLists.txt + ) + + h2("Generating build files for the ${EXT_PROJECT_NAME} download helper project.") + execute_process(COMMAND "${CMAKE_COMMAND}" -G "${CMAKE_GENERATOR}" . WORKING_DIRECTORY "${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/download-helper") + + h2("Building the ${EXT_PROJECT_NAME} download helper project. (This actually performs the download and may take some time...)") + execute_process(COMMAND "${CMAKE_COMMAND}" --build . WORKING_DIRECTORY "${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/download-helper") + + h2("Completed download of external project ${EXT_PROJECT_NAME}.") + +endfunction() + + +# Usage: +# ExternalProject_BuildAndInstallNow( +# # This first argument is the name of the external project to download. It is required: +# VRPN +# # This second argument is the relative path from ${EXTERNAL_DIR_NAME}/projectname/ to the project's +# # main CMakeLists.txt file: +# src +# +# # Additional arguments are passed on as options to the cmake build file generator +# -DVRPN_BUILD_DIRECTSHOW_VIDEO_SERVER=OFF +# -DVRPN_BUILD_HID_GUI=OFF +# etc.. +# ) +function(ExternalProject_BuildAndInstallNow EXT_PROJECT_NAME DOWNLOAD_DIR RELPATH_TO_CMAKELISTS) + + include(MessageMacros) + h1("BEGIN EXTERNAL PROJECT BUILD AND INSTALL (${EXT_PROJECT_NAME}).") + + # any extra args to the function are interpreted as arguments for the cmake config process + set(CMAKE_CONFIG_OPTIONS ${ARGN}) + + # always set the install prefix to be the same as for the main project + list(APPEND CMAKE_CONFIG_OPTIONS -DCMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX}) + + #string (REGEX REPLACE "(^|[^\\\\]);" "\\1 " CMAKE_CONFIG_OPTIONS "${CMAKE_CONFIG_OPTIONS}") + + + set(SRC_DIR "${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/${RELPATH_TO_CMAKELISTS}") + set(BUILD_DIR "${CMAKE_BINARY_DIR}/external/${EXT_PROJECT_NAME}") + + file(MAKE_DIRECTORY ${BUILD_DIR}) + + h2("Generating build files for external project ${EXT_PROJECT_NAME}.") + message(STATUS "Using source dir: ${SRC_DIR}") + message(STATUS "Using build dir: ${BUILD_DIR}") + message(STATUS "Config options: ${CMAKE_CONFIG_OPTIONS}") + + execute_process(COMMAND "${CMAKE_COMMAND}" -G "${CMAKE_GENERATOR}" ${SRC_DIR} ${CMAKE_CONFIG_OPTIONS} WORKING_DIRECTORY ${BUILD_DIR}) + + h2("Building external project ${EXT_PROJECT_NAME}. (This may take some time...)") + execute_process(COMMAND "${CMAKE_COMMAND}" --build ${BUILD_DIR} --target install) + + h2("Completed external build of ${EXT_PROJECT_NAME}.") + +endfunction() + diff --git a/dev/rays/cmake/MessageMacros.cmake b/dev/rays/cmake/MessageMacros.cmake new file mode 100644 index 0000000..4628e5c --- /dev/null +++ b/dev/rays/cmake/MessageMacros.cmake @@ -0,0 +1,17 @@ +# This file is part of the MinVR cmake build system. +# See the main MinVR/CMakeLists.txt file for authors, copyright, and license info. + + +macro(h1 TITLE) + string(TOUPPER ${TITLE} TITLE) + message(STATUS "\n\n==== ${TITLE} ====") +endmacro() + +macro(h2 TITLE) + message(STATUS "\n* ${TITLE}") +endmacro() + +macro(h3 TITLE) + message(STATUS "- ${TITLE}") +endmacro() + diff --git a/dev/rays/cmake/UseOpenGL.cmake b/dev/rays/cmake/UseOpenGL.cmake new file mode 100644 index 0000000..2ec5ffb --- /dev/null +++ b/dev/rays/cmake/UseOpenGL.cmake @@ -0,0 +1,52 @@ +# This file is part of the MinGfx cmake build system. +# See the main MinGfx/CMakeLists.txt file for authors, copyright, and license info. + +# Either finds a pre-installed version or complains. + +# Usage: In your CMakeLists.txt, somewhere after you define the target that depends +# on the OpenGL library (typical with something like add_executable(${PROJECT_NAME} ...) +# or add_library(${PROJECT_NAME} ...)), add the following two lines: + +# include(UseOpenGL) +# UseOpenGL(${PROJECT_NAME} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/external) + +# The second argument can be either PUBLIC, PRIVATE, or INTERFACE, following the keyword +# usage described here: +# https://cmake.org/cmake/help/latest/command/target_include_directories.html + +# The third argument is the directory to use for downloading the external project if +# autobuild is used. + + + +macro(UseOpenGL YOUR_TARGET INTERFACE_PUBLIC_OR_PRIVATE DOWNLOAD_DIR) + + message(STATUS "Searching for OpenGL...") + + # Check to see if the library is already installed on the system + # CMake ships with FindOpenGL.cmake and in CMake 3.9+ it defines + # the imported targets OpenGL::GL and OpenGL::GLU. Using these is + # now the preferred way to link with OpenGL and all of its dependencies. + # See https://cmake.org/cmake/help/v3.9/module/FindOpenGL.html + find_package(OpenGL) + + if (NOT ${OPENGL_FOUND}) + message(FATAL_ERROR "OpenGL was not found on the system. MinGfx can auto-download and build many dependencies for you, but not OpenGL. It should come pre-installed on your system.") + endif() + + message(STATUS "Ok: OpenGL Found.") + message(STATUS "OpenGL headers: ${OPENGL_INCLUDE_DIR}") + message(STATUS "OpenGL libs: ${OPENGL_LIBRARIES}") + + + message(STATUS "Linking target ${YOUR_TARGET} with ${INTERFACE_PUBLIC_OR_PRIVATE} dependency OpenGL::GL.") + target_link_libraries(${YOUR_TARGET} ${INTERFACE_PUBLIC_OR_PRIVATE} OpenGL::GL) + + if (${OPENGL_GLU_FOUND}) + message(STATUS "Linking target ${YOUR_TARGET} with ${INTERFACE_PUBLIC_OR_PRIVATE} dependency OpenGL::GLU.") + target_link_libraries(${YOUR_TARGET} ${INTERFACE_PUBLIC_OR_PRIVATE} OpenGL::GLU) + endif() + + target_compile_definitions(${YOUR_TARGET} ${INTERFACE_PUBLIC_OR_PRIVATE} -DUSE_OPENGL) + +endmacro() diff --git a/dev/rays/config.h.in b/dev/rays/config.h.in new file mode 100644 index 0000000..16d824b --- /dev/null +++ b/dev/rays/config.h.in @@ -0,0 +1,13 @@ +/** CSci-4611 In-Class Example +*/ + + +// The file config.h.in is processed by cmake to produce config.h. This +// replaces strings of the form "at"CMAKE_VARIABLE_NAME"at" with the value +// of the corresponding cmake variable, allowing us to pass directory paths +// and other information configured with cmake into our C++ code. + + +#define DATA_DIR_BUILD "@DATA_DIR_BUILD@" +#define DATA_DIR_INSTALL "@DATA_DIR_INSTALL@" + diff --git a/dev/rays/data/dartboard.jpg b/dev/rays/data/dartboard.jpg Binary files differnew file mode 100644 index 0000000..fd1b36b --- /dev/null +++ b/dev/rays/data/dartboard.jpg diff --git a/dev/rays/example.cc b/dev/rays/example.cc new file mode 100644 index 0000000..bfccb05 --- /dev/null +++ b/dev/rays/example.cc @@ -0,0 +1,80 @@ +/** CSci-4611 In-Class Example */ + +#include "example.h" + +#include "config.h" + +#include <iostream> +#include <sstream> + + + +Example::Example() : GraphicsApp(1024,768, "MinGfx Example") { + // Define a search path for finding data files (images and shaders) + search_path_.push_back("."); + search_path_.push_back("./data"); + search_path_.push_back(DATA_DIR_INSTALL); + search_path_.push_back(DATA_DIR_BUILD); +} + + +Example::~Example() { +} + + +void Example::UpdateSimulation(double dt) { + cam_.UpdateSimulation(dt, window()); +} + +// You can look around, like in minecraft, by dragging with the right mouse button. +void Example::OnRightMouseDrag(const Point2& mouse_in_pixels, const Vector2& delta_in_pixels) { + Vector2 delta_in_ndc = PixelsToNormalizedDeviceCoords(delta_in_pixels); + cam_.OnMouseMove(delta_in_ndc); +} + + + + +void Example::OnLeftMouseDown(const Point2& mouse_in_pixels) { + +} + +void Example::OnLeftMouseDrag(const Point2& mouse_in_pixels, const Vector2& delta_in_pixels) { + +} + +void Example::OnLeftMouseUp(const Point2& mouse_in_pixels) { + +} + + + + + + +void Example::InitOpenGL() { + // Set up the camera in a good position to see the entire scene + proj_matrix_ = Matrix4::Perspective(60.0f, aspect_ratio(), 0.01f, 100.0f); + cam_.set_view_matrix(Matrix4::LookAt(Point3(0,0,3), Point3(0,0,0), Vector3(0,1,0))); + glClearColor(1,1,1,1); + + // load textures and shaders + dart_tex_.InitFromFile(Platform::FindFile("dartboard.jpg", search_path_)); +} + + +void Example::DrawUsingOpenGL() { + Matrix4 view_matrix = cam_.view_matrix(); + + // draws a set of axes at the world origin, since we are passing the identity + // matrix for the "model" matrix. + Matrix4 identity; + quick_shapes_.DrawAxes(identity, view_matrix, proj_matrix_); + + Matrix4 boardTransform = Matrix4::RotationX(GfxMath::ToRadians(90)); + quick_shapes_.DrawSquare(boardTransform, view_matrix, proj_matrix_, Color(1, 1, 1), dart_tex_); +} + + + + diff --git a/dev/rays/example.h b/dev/rays/example.h new file mode 100644 index 0000000..f653166 --- /dev/null +++ b/dev/rays/example.h @@ -0,0 +1,62 @@ +/** CSci-4611 In-Class Example */ + +#ifndef EXAMPLE_H_ +#define EXAMPLE_H_ + +#include <mingfx.h> +using namespace mingfx; + +#include <string> +#include <vector> + +class Example : public GraphicsApp { +public: + + // Creates the App + Example(); + + // Cleans up when the App shuts down + virtual ~Example(); + + // Note a Run() function is inherited from GraphicsApp, that's what + // actually starts up the App. + + void OnLeftMouseDown(const Point2& pos); + void OnLeftMouseDrag(const Point2& pos, const Vector2& delta); + void OnLeftMouseUp(const Point2& pos); + + void OnRightMouseDrag(const Point2& pos, const Vector2& delta); + + // This gets called once each frame. Note that dt (a.k.a., "delta time") is + // the amount of time (in seconds) that has passed since the last frame. + void UpdateSimulation(double dt); + + // This is where we initialize any OpenGL data, like textures or meshes that + // need to be loaded from files and setup in OpenGL. It gets called once + // when the program starts up. + void InitOpenGL(); + + // This gets called once each frame, and this is where you draw the latest + // version of your 3D graphics scene. + void DrawUsingOpenGL(); + + +private: + + // This implements something like the camera controls in minecraft. You can + // walk around using the arrow keys or ASWZ keys. You can also move your + // head to look around by dragging with the right mouse button. Internally, + // the camera creates a view matrix. + CraftCam cam_; + Matrix4 proj_matrix_; + + // A helper class for drawing some simple shapes (cubes, spheres, 3D arrows) + QuickShapes quick_shapes_; + + // A list of paths to search for data files (images and shaders) + std::vector<std::string> search_path_; + + Texture2D dart_tex_; + }; + +#endif
\ No newline at end of file diff --git a/dev/rays/main.cc b/dev/rays/main.cc new file mode 100644 index 0000000..3bbc8b8 --- /dev/null +++ b/dev/rays/main.cc @@ -0,0 +1,9 @@ +/** CSci-4611 In-Class Example */ + +#include "example.h" + +int main(int argc, const char *argv[]) { + Example app; + app.Run(); + return 0; +} diff --git a/dev/robot_transforms/robot_transforms.pde b/dev/robot_transforms/robot_transforms.pde new file mode 100644 index 0000000..380c34f --- /dev/null +++ b/dev/robot_transforms/robot_transforms.pde @@ -0,0 +1,78 @@ + + +float t = 0.0; + +void setup() +{ + size(600, 310); + smooth(); +} + +void draw() { + background(255); + drawFloor(); + drawRobot(); + t += 0.05; +} + + +void drawRobot() { + +} + + +// HELPER ROUTINES FOR DRAWING THE ROBOT'S BODY PARTS + +// 50x65 rectangle with origin at bottom center (pelvis area) +void drawTorso() { + noStroke(); + fill(38, 38, 200); + rect(-25, -65, 50, 65); // body +} + +// 38x30 rectangle with origin at bottom center +void drawHead() { + noStroke(); + fill(38, 38, 200); + rect(-19, -30, 38, 30); + fill(222, 222, 249); + ellipse(-8, -18, 12, 12); // left eye + ellipse( 8, -18, 12, 12); // right eye +} + +// 12x26 rectangle with origin at top center +void drawArmPart() { + noStroke(); + fill(38, 38, 200); + rect(-6, 0, 12, 26); +} + +// 12x20 ellipse with origin at the top center +void drawHand() { + noStroke(); + fill(122, 122, 249); + ellipse(0, 10, 12, 20); +} + +// 16x40 rectangle with origin at top center +void drawLegPart() { + noStroke(); + fill(38, 38, 200); + rect(-8, 0, 16, 40); +} + +// 26x12 ellipse with origin at top center +void drawFoot() { + noStroke(); + fill(122, 122, 249); + ellipse(0, 6, 26, 12); +} + + + +void drawFloor() +{ + noStroke(); + fill(100, 255, 100); + rect(0, 300, 600, 10); +} diff --git a/dev/snowman/.gitignore b/dev/snowman/.gitignore new file mode 100644 index 0000000..dd1a9a8 --- /dev/null +++ b/dev/snowman/.gitignore @@ -0,0 +1,2 @@ +config.h +build diff --git a/dev/snowman/CMakeLists.txt b/dev/snowman/CMakeLists.txt new file mode 100644 index 0000000..8d4319a --- /dev/null +++ b/dev/snowman/CMakeLists.txt @@ -0,0 +1,182 @@ +# Original Author(s) of this File: +# Daniel Keefe, 2017, University of Minnesota +# +# Author(s) of Significant Updates/Modifications to the File: +# ... + + + +# You are encouraged to copy this example, move it outside of the MinGfx directory, and use +# it as a starting point for your project. When you do this, you'll have to edit the +# following line as needed to point to the MinGfx install prefix used on your system. + +# !!!!!!!!!!!!! EDIT THE FOLLOWING LINE AS NEEDED !!!!!!!!!!!!! +list(APPEND CMAKE_PREFIX_PATH ${CMAKE_CURRENT_SOURCE_DIR}/../build/install ../..) + + + + + +#### BASIC PROJECT SETUP #### + +project(snowman) + +# Using 3.9 to get a modern version of FindOpenGL.cmake +cmake_minimum_required (VERSION 3.9) + +# Dependencies that are auto-downloaded, built, and installed for you will go in the +# directory pointed to by the CMAKE_INSTALL_PREFIX. It defaults to a location inside +# the build directory. +if (CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT OR "${CMAKE_INSTALL_PREFIX}" STREQUAL "") + set (CMAKE_INSTALL_PREFIX "${CMAKE_BINARY_DIR}/install" CACHE PATH "default install path" FORCE ) +endif() + +# Add to paths cmake uses to search for scripts, modules, and config packages +list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake ${CMAKE_INSTALL_PREFIX}) +list(INSERT CMAKE_PREFIX_PATH 0 ${CMAKE_INSTALL_PREFIX}) + +include(MessageMacros) +h1("Building ${PROJECT_NAME}") +h2("Configuring paths") + +message(STATUS "Module path: ${CMAKE_MODULE_PATH}") +message(STATUS "Prefix path: ${CMAKE_PREFIX_PATH}") +message(STATUS "Install prefix: ${CMAKE_INSTALL_PREFIX}") + +set(DATA_DIR_BUILD ${CMAKE_CURRENT_SOURCE_DIR}/data) +set(DATA_DIR_INSTALL ${CMAKE_INSTALL_PREFIX}/share/${PROJECT_NAME}/data) + +message(STATUS "Data dir (in build tree): ${DATA_DIR_BUILD}") +message(STATUS "Data dir (in install tree): ${DATA_DIR_INSTALL}") + +set(SHADERS_DIR_BUILD ${CMAKE_CURRENT_SOURCE_DIR}/shaders) +set(SHADERS_DIR_INSTALL ${CMAKE_INSTALL_PREFIX}/share/${PROJECT_NAME}/shaders) + +message(STATUS "Shaders dir (in build tree): ${SHADERS_DIR_BUILD}") +message(STATUS "Shaders dir (in install tree): ${SHADERS_DIR_INSTALL}") + + +#### SOURCE FOR THIS PROJECT #### +h2("Configuring source files") + +set(SOURCEFILES + snowman.cc + main.cc +) + +set(HEADERFILES + snowman.h +) + +set(EXTRAFILES + README.md +) + +set(SHADERFILES +) + +set_source_files_properties(${EXTRAFILES} PROPERTIES HEADER_FILE_ONLY TRUE) +set_source_files_properties(${SHADERFILES} PROPERTIES HEADER_FILE_ONLY TRUE) + +source_group("Shaders" FILES ${SHADERFILES}) + + +#### COMPILE OPTIONS #### + +h2("Configuring Compiler Options") + + + +message(STATUS "Building for " ${CMAKE_SYSTEM_NAME} ".") + +# Linux specific +if (${CMAKE_SYSTEM_NAME} MATCHES "Linux") + add_definitions(-DLINUX) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC") + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14") +endif() + + +# Apple specific +if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin") + add_definitions(-DOSX) + + # RPATH settings, see https://cmake.org/Wiki/CMake_RPATH_handling + set(CMAKE_MACOSX_RPATH ON) + + # use, i.e. don't skip the full RPATH for the build tree + SET(CMAKE_SKIP_BUILD_RPATH FALSE) + + # when building, don't use the install RPATH already + # (but later on when installing) + SET(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE) + + SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib") + + # add the automatically determined parts of the RPATH + # which point to directories outside the build tree to the install RPATH + SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE) + + # the RPATH to be used when installing, but only if it's not a system directory + LIST(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES "${CMAKE_INSTALL_PREFIX}/lib" isSystemDir) + IF("${isSystemDir}" STREQUAL "-1") + SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib") + ENDIF("${isSystemDir}" STREQUAL "-1") + + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14") +endif() + + +# Windows specific +if (WIN32) + add_definitions(-DWIN32) +endif() + + + + +#### DEFINE TARGET(S) #### + +h2("Defining Target(s)") + +add_executable(${PROJECT_NAME} ${SOURCEFILES} ${HEADERFILES} ${EXTRAFILES} ${SHADERFILES}) + + + +#### FIND AND ADD DEPENDENCIES #### + +h2("Adding Dependencies") +set(EXTERNAL_DIR external) + + +# MinGfx (linked with an imported cmake target so no need to specify include dirs) +# This will try to find MinGfxConfig.cmake, which should have been installed under +# CMAKE_INSTALL_PREFIX/lib/cmake/MinGfx when you installed the MinGfx Toolkit. +find_package(MinGfx REQUIRED) +target_link_libraries(${PROJECT_NAME} PUBLIC MinGfx::MinGfx) + + +# Add dependency on OpenGL +include(UseOpenGL) +UseOpenGL(${PROJECT_NAME} PUBLIC ${EXTERNAL_DIR}) + + + +#### INSTALL TARGET(S) #### + +h2("Configuring Install Target") + +# The install locations are relative to the CMAKE_INSTALL_PREFIX variable +install(TARGETS ${PROJECT_NAME} RUNTIME DESTINATION bin) + +install( + DIRECTORY data/ + DESTINATION ${DATA_DIR_INSTALL} + OPTIONAL +) + +install( + DIRECTORY shaders/ + DESTINATION ${SHADERS_DIR_INSTALL} + OPTIONAL +) diff --git a/dev/snowman/README.md b/dev/snowman/README.md new file mode 100644 index 0000000..ee42984 --- /dev/null +++ b/dev/snowman/README.md @@ -0,0 +1 @@ +# Angry Vectors CSci-4611 In-Class Example of Visual Debugging diff --git a/dev/snowman/cmake/DownloadHelper.txt.in b/dev/snowman/cmake/DownloadHelper.txt.in new file mode 100644 index 0000000..fb29bff --- /dev/null +++ b/dev/snowman/cmake/DownloadHelper.txt.in @@ -0,0 +1,26 @@ +# This file is part of the MinGfx cmake build system. +# See the main MinGfx/CMakeLists.txt file for authors, copyright, and license info. + +# This is a "helper" cmake project -- the only thing this project does is download +# the external project. So, the configure, build, install, and test commands for +# ExternalProject_Add() are intentionally set as NOPs. + +cmake_minimum_required (VERSION 3.9) + +project(@EXT_PROJECT_NAME@-download) + +include(ExternalProject) +ExternalProject_Add( + @EXT_PROJECT_NAME@ + SOURCE_DIR "@DOWNLOAD_DIR@/@EXT_PROJECT_NAME@/src" + BINARY_DIR "@DOWNLOAD_DIR@/@EXT_PROJECT_NAME@/download-helper" + @DOWNLOAD_OPTIONS@ + CONFIGURE_COMMAND "" + BUILD_COMMAND "" + INSTALL_COMMAND "" + TEST_COMMAND "" + LOG_DOWNLOAD ON + GIT_PROGRESS 1 +) + + diff --git a/dev/snowman/cmake/ExternalProjectDownloadBuildInstall.cmake b/dev/snowman/cmake/ExternalProjectDownloadBuildInstall.cmake new file mode 100644 index 0000000..ce12d1d --- /dev/null +++ b/dev/snowman/cmake/ExternalProjectDownloadBuildInstall.cmake @@ -0,0 +1,98 @@ +# This file is part of the MinGfx cmake build system. +# See the main MinGfx/CMakeLists.txt file for authors, copyright, and license info. + + +# Calling CMAKE_CURRENT_LIST_DIR inside a function returns the list dir of the calling script +# but we want the list dir of this file in order to find the DownloadHelper.txt.in file, which +# should be stored right next to this one. So, defining this variable outside the scope of the +# functions below. +set(DIR_OF_THIS_FILE ${CMAKE_CURRENT_LIST_DIR}) + + + +# Usage: +# ExternalProject_Download( +# # This first argument is the name of the project to download. It is required: +# glm +# +# # Additional arguments specify how to download the project using GIT, SVN, CVS, or URL. +# # These can be any of the arguments used for the downloading step of the cmake builtin +# # ExternalProject_Add command. +# GIT_REPOSITORY "https://github.com/g-truc/glm.git" +# GIT_TAG master +# etc.. +# ) +function(ExternalProject_Download EXT_PROJECT_NAME DOWNLOAD_DIR) + + include(MessageMacros) + h1("BEGIN EXTERNAL PROJECT DOWNLOAD (${EXT_PROJECT_NAME}).") + + h2("Creating a download helper project for ${EXT_PROJECT_NAME}.") + + set(DOWNLOAD_OPTIONS ${ARGN}) + string (REGEX REPLACE "(^|[^\\\\]);" "\\1 " DOWNLOAD_OPTIONS "${DOWNLOAD_OPTIONS}") + + + file(MAKE_DIRECTORY ${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}) + configure_file( + ${DIR_OF_THIS_FILE}/DownloadHelper.txt.in + ${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/download-helper/CMakeLists.txt + ) + + h2("Generating build files for the ${EXT_PROJECT_NAME} download helper project.") + execute_process(COMMAND "${CMAKE_COMMAND}" -G "${CMAKE_GENERATOR}" . WORKING_DIRECTORY "${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/download-helper") + + h2("Building the ${EXT_PROJECT_NAME} download helper project. (This actually performs the download and may take some time...)") + execute_process(COMMAND "${CMAKE_COMMAND}" --build . WORKING_DIRECTORY "${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/download-helper") + + h2("Completed download of external project ${EXT_PROJECT_NAME}.") + +endfunction() + + +# Usage: +# ExternalProject_BuildAndInstallNow( +# # This first argument is the name of the external project to download. It is required: +# VRPN +# # This second argument is the relative path from ${EXTERNAL_DIR_NAME}/projectname/ to the project's +# # main CMakeLists.txt file: +# src +# +# # Additional arguments are passed on as options to the cmake build file generator +# -DVRPN_BUILD_DIRECTSHOW_VIDEO_SERVER=OFF +# -DVRPN_BUILD_HID_GUI=OFF +# etc.. +# ) +function(ExternalProject_BuildAndInstallNow EXT_PROJECT_NAME DOWNLOAD_DIR RELPATH_TO_CMAKELISTS) + + include(MessageMacros) + h1("BEGIN EXTERNAL PROJECT BUILD AND INSTALL (${EXT_PROJECT_NAME}).") + + # any extra args to the function are interpreted as arguments for the cmake config process + set(CMAKE_CONFIG_OPTIONS ${ARGN}) + + # always set the install prefix to be the same as for the main project + list(APPEND CMAKE_CONFIG_OPTIONS -DCMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX}) + + #string (REGEX REPLACE "(^|[^\\\\]);" "\\1 " CMAKE_CONFIG_OPTIONS "${CMAKE_CONFIG_OPTIONS}") + + + set(SRC_DIR "${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/${RELPATH_TO_CMAKELISTS}") + set(BUILD_DIR "${CMAKE_BINARY_DIR}/external/${EXT_PROJECT_NAME}") + + file(MAKE_DIRECTORY ${BUILD_DIR}) + + h2("Generating build files for external project ${EXT_PROJECT_NAME}.") + message(STATUS "Using source dir: ${SRC_DIR}") + message(STATUS "Using build dir: ${BUILD_DIR}") + message(STATUS "Config options: ${CMAKE_CONFIG_OPTIONS}") + + execute_process(COMMAND "${CMAKE_COMMAND}" -G "${CMAKE_GENERATOR}" ${SRC_DIR} ${CMAKE_CONFIG_OPTIONS} WORKING_DIRECTORY ${BUILD_DIR}) + + h2("Building external project ${EXT_PROJECT_NAME}. (This may take some time...)") + execute_process(COMMAND "${CMAKE_COMMAND}" --build ${BUILD_DIR} --target install) + + h2("Completed external build of ${EXT_PROJECT_NAME}.") + +endfunction() + diff --git a/dev/snowman/cmake/MessageMacros.cmake b/dev/snowman/cmake/MessageMacros.cmake new file mode 100644 index 0000000..4628e5c --- /dev/null +++ b/dev/snowman/cmake/MessageMacros.cmake @@ -0,0 +1,17 @@ +# This file is part of the MinVR cmake build system. +# See the main MinVR/CMakeLists.txt file for authors, copyright, and license info. + + +macro(h1 TITLE) + string(TOUPPER ${TITLE} TITLE) + message(STATUS "\n\n==== ${TITLE} ====") +endmacro() + +macro(h2 TITLE) + message(STATUS "\n* ${TITLE}") +endmacro() + +macro(h3 TITLE) + message(STATUS "- ${TITLE}") +endmacro() + diff --git a/dev/snowman/cmake/UseOpenGL.cmake b/dev/snowman/cmake/UseOpenGL.cmake new file mode 100644 index 0000000..2ec5ffb --- /dev/null +++ b/dev/snowman/cmake/UseOpenGL.cmake @@ -0,0 +1,52 @@ +# This file is part of the MinGfx cmake build system. +# See the main MinGfx/CMakeLists.txt file for authors, copyright, and license info. + +# Either finds a pre-installed version or complains. + +# Usage: In your CMakeLists.txt, somewhere after you define the target that depends +# on the OpenGL library (typical with something like add_executable(${PROJECT_NAME} ...) +# or add_library(${PROJECT_NAME} ...)), add the following two lines: + +# include(UseOpenGL) +# UseOpenGL(${PROJECT_NAME} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/external) + +# The second argument can be either PUBLIC, PRIVATE, or INTERFACE, following the keyword +# usage described here: +# https://cmake.org/cmake/help/latest/command/target_include_directories.html + +# The third argument is the directory to use for downloading the external project if +# autobuild is used. + + + +macro(UseOpenGL YOUR_TARGET INTERFACE_PUBLIC_OR_PRIVATE DOWNLOAD_DIR) + + message(STATUS "Searching for OpenGL...") + + # Check to see if the library is already installed on the system + # CMake ships with FindOpenGL.cmake and in CMake 3.9+ it defines + # the imported targets OpenGL::GL and OpenGL::GLU. Using these is + # now the preferred way to link with OpenGL and all of its dependencies. + # See https://cmake.org/cmake/help/v3.9/module/FindOpenGL.html + find_package(OpenGL) + + if (NOT ${OPENGL_FOUND}) + message(FATAL_ERROR "OpenGL was not found on the system. MinGfx can auto-download and build many dependencies for you, but not OpenGL. It should come pre-installed on your system.") + endif() + + message(STATUS "Ok: OpenGL Found.") + message(STATUS "OpenGL headers: ${OPENGL_INCLUDE_DIR}") + message(STATUS "OpenGL libs: ${OPENGL_LIBRARIES}") + + + message(STATUS "Linking target ${YOUR_TARGET} with ${INTERFACE_PUBLIC_OR_PRIVATE} dependency OpenGL::GL.") + target_link_libraries(${YOUR_TARGET} ${INTERFACE_PUBLIC_OR_PRIVATE} OpenGL::GL) + + if (${OPENGL_GLU_FOUND}) + message(STATUS "Linking target ${YOUR_TARGET} with ${INTERFACE_PUBLIC_OR_PRIVATE} dependency OpenGL::GLU.") + target_link_libraries(${YOUR_TARGET} ${INTERFACE_PUBLIC_OR_PRIVATE} OpenGL::GLU) + endif() + + target_compile_definitions(${YOUR_TARGET} ${INTERFACE_PUBLIC_OR_PRIVATE} -DUSE_OPENGL) + +endmacro() diff --git a/dev/snowman/main.cc b/dev/snowman/main.cc new file mode 100644 index 0000000..20e2ea3 --- /dev/null +++ b/dev/snowman/main.cc @@ -0,0 +1,9 @@ +/** CSci-4611 In-Class Example */ + +#include "snowman.h" + +int main(int argc, const char *argv[]) { + Snowman app; + app.Run(); + return 0; +} diff --git a/dev/snowman/snowman.cc b/dev/snowman/snowman.cc new file mode 100644 index 0000000..77ffa4d --- /dev/null +++ b/dev/snowman/snowman.cc @@ -0,0 +1,48 @@ +/** CSci-4611 In-Class Example */ + +#include "snowman.h" + +#include <iostream> +#include <sstream> + + + +Snowman::Snowman() : GraphicsApp(1024,768, "Do You Want to Build a Snowman?") { +} + + +Snowman::~Snowman() { +} + + +void Snowman::UpdateSimulation(double dt) { +} + + +void Snowman::InitOpenGL() { + // Set up the camera in a good position to see the entire scene + proj_matrix_ = Matrix4::Perspective(60.0f, aspect_ratio(), 0.01f, 100.0f); + view_matrix_ = Matrix4::LookAt(Point3(0,2,10), Point3(0,0,0), Vector3(0,1,0)); + glClearColor(0.2f, 0.6f, 1.0f, 1.0f); +} + + +void Snowman::DrawUsingOpenGL() { + Matrix4 identity; + + // draws a set of axes at the world origin, since we are passing the identity + // matrix for the "model" matrix. + quick_shapes_.DrawAxes(identity, view_matrix_, proj_matrix_); + + + Matrix4 S_ground = Matrix4::Scale(Vector3(40.0f, 0.2f, 40.0f)); + Matrix4 T_ground = Matrix4::Translation(Vector3(0.0f, -0.2f, 0.0f)); + Matrix4 ground_combo = T_ground * S_ground; + quick_shapes_.DrawCube(ground_combo, view_matrix_, proj_matrix_, Color(0.8f, 0.8f, 0.8f)); + +} + + + + + diff --git a/dev/snowman/snowman.h b/dev/snowman/snowman.h new file mode 100644 index 0000000..fea3dc8 --- /dev/null +++ b/dev/snowman/snowman.h @@ -0,0 +1,52 @@ +/** CSci-4611 In-Class Example */ + +#ifndef SNOWMAN_H_ +#define SNOWMAN_H_ + +#include <mingfx.h> +using namespace mingfx; + +#include <string> +#include <vector> + +class Snowman : public GraphicsApp { +public: + + // Creates the App + Snowman(); + + // Cleans up when the App shuts down + virtual ~Snowman(); + + // Note a Run() function is inherited from GraphicsApp, that's what + // actually starts up the App. + + // This is a callback, a function that gets called when the user presses + // the Pause button in the GUI. + void OnPauseBtnPressed(); + + // This gets called once each frame. Note that dt (a.k.a., "delta time") is + // the amount of time (in seconds) that has passed since the last frame. + void UpdateSimulation(double dt); + + // This is where we initialize any OpenGL data, like textures or meshes that + // need to be loaded from files and setup in OpenGL. It gets called once + // when the program starts up. + void InitOpenGL(); + + // This gets called once each frame, and this is where you draw the latest + // version of your 3D graphics scene. + void DrawUsingOpenGL(); + + +private: + + // Sets up the computer graphics camera + Matrix4 view_matrix_; + Matrix4 proj_matrix_; + + // A helper class for drawing some simple shapes (cubes, spheres, 3D arrows) + QuickShapes quick_shapes_; +}; + +#endif
\ No newline at end of file diff --git a/dev/texture-demo/.gitignore b/dev/texture-demo/.gitignore new file mode 100644 index 0000000..dd1a9a8 --- /dev/null +++ b/dev/texture-demo/.gitignore @@ -0,0 +1,2 @@ +config.h +build diff --git a/dev/texture-demo/CMakeLists.txt b/dev/texture-demo/CMakeLists.txt new file mode 100644 index 0000000..0c7fce9 --- /dev/null +++ b/dev/texture-demo/CMakeLists.txt @@ -0,0 +1,193 @@ +# Original Author(s) of this File: +# Daniel Keefe, 2017, University of Minnesota +# +# Author(s) of Significant Updates/Modifications to the File: +# ... + + + +# You are encouraged to copy this example, move it outside of the MinGfx directory, and use +# it as a starting point for your project. When you do this, you'll have to edit the +# following line as needed to point to the MinGfx install prefix used on your system. + +# !!!!!!!!!!!!! EDIT THE FOLLOWING LINE AS NEEDED !!!!!!!!!!!!! +list(APPEND CMAKE_PREFIX_PATH ${CMAKE_CURRENT_SOURCE_DIR}/../build/install ../..) + + +#### BASIC PROJECT SETUP #### + +project(example) + +# Using 3.9 to get a modern version of FindOpenGL.cmake +cmake_minimum_required (VERSION 3.9) + +# Dependencies that are auto-downloaded, built, and installed for you will go in the +# directory pointed to by the CMAKE_INSTALL_PREFIX. It defaults to a location inside +# the build directory. +if (CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT OR "${CMAKE_INSTALL_PREFIX}" STREQUAL "") + set (CMAKE_INSTALL_PREFIX "${CMAKE_BINARY_DIR}/install" CACHE PATH "default install path" FORCE ) +endif() + +# Add to paths cmake uses to search for scripts, modules, and config packages +list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake ${CMAKE_INSTALL_PREFIX}) +list(INSERT CMAKE_PREFIX_PATH 0 ${CMAKE_INSTALL_PREFIX}) + +include(MessageMacros) +h1("Building ${PROJECT_NAME}") +h2("Configuring paths") + +message(STATUS "Module path: ${CMAKE_MODULE_PATH}") +message(STATUS "Prefix path: ${CMAKE_PREFIX_PATH}") +message(STATUS "Install prefix: ${CMAKE_INSTALL_PREFIX}") + +set(DATA_DIR_BUILD ${CMAKE_CURRENT_SOURCE_DIR}/data) +set(DATA_DIR_INSTALL ${CMAKE_INSTALL_PREFIX}/share/${PROJECT_NAME}/data) + +message(STATUS "Data dir (in build tree): ${DATA_DIR_BUILD}") +message(STATUS "Data dir (in install tree): ${DATA_DIR_INSTALL}") + +set(SHADERS_DIR_BUILD ${CMAKE_CURRENT_SOURCE_DIR}/shaders) +set(SHADERS_DIR_INSTALL ${CMAKE_INSTALL_PREFIX}/share/${PROJECT_NAME}/shaders) + +message(STATUS "Shaders dir (in build tree): ${SHADERS_DIR_BUILD}") +message(STATUS "Shaders dir (in install tree): ${SHADERS_DIR_INSTALL}") + + +# Configure a header file to pass some of the CMake settings to the source code +configure_file( + ${CMAKE_CURRENT_SOURCE_DIR}/config.h.in + ${CMAKE_CURRENT_SOURCE_DIR}/config.h +) + + +#### SOURCE FOR THIS PROJECT #### +h2("Configuring source files") + +set(SOURCEFILES + example.cc + main.cc +) + +set(HEADERFILES + config.h + example.h +) + +set(EXTRAFILES + README.md +) + +set(SHADERFILES +) + +set_source_files_properties(${EXTRAFILES} PROPERTIES HEADER_FILE_ONLY TRUE) +set_source_files_properties(${SHADERFILES} PROPERTIES HEADER_FILE_ONLY TRUE) + +source_group("Shaders" FILES ${SHADERFILES}) + + +#### COMPILE OPTIONS #### + +h2("Configuring Compiler Options") + + + +message(STATUS "Building for " ${CMAKE_SYSTEM_NAME} ".") + +# Linux specific +if (${CMAKE_SYSTEM_NAME} MATCHES "Linux") + add_definitions(-DLINUX) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC") + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14") +endif() + + +# Apple specific +if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin") + add_definitions(-DOSX) + + # RPATH settings, see https://cmake.org/Wiki/CMake_RPATH_handling + set(CMAKE_MACOSX_RPATH ON) + + # use, i.e. don't skip the full RPATH for the build tree + SET(CMAKE_SKIP_BUILD_RPATH FALSE) + + # when building, don't use the install RPATH already + # (but later on when installing) + SET(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE) + + SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib") + + # add the automatically determined parts of the RPATH + # which point to directories outside the build tree to the install RPATH + SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE) + + # the RPATH to be used when installing, but only if it's not a system directory + LIST(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES "${CMAKE_INSTALL_PREFIX}/lib" isSystemDir) + IF("${isSystemDir}" STREQUAL "-1") + SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib") + ENDIF("${isSystemDir}" STREQUAL "-1") + + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14") +endif() + + +# Windows specific +if (WIN32) + add_definitions(-DWIN32) + + if(NOT CMAKE_SIZEOF_VOID_P EQUAL 8) + message(FATAL_ERROR + "You must use the 64 bit version of the compiler. Be sure to set the correct generator when configuring through CMake.") + endif() +endif() + + + + + +#### DEFINE TARGET(S) #### + +h2("Defining Target(s)") + +add_executable(${PROJECT_NAME} ${SOURCEFILES} ${HEADERFILES} ${EXTRAFILES} ${SHADERFILES}) + + + +#### FIND AND ADD DEPENDENCIES #### + +h2("Adding Dependencies") +set(EXTERNAL_DIR external) + + +# MinGfx (linked with an imported cmake target so no need to specify include dirs) +# This will try to find MinGfxConfig.cmake, which should have been installed under +# CMAKE_INSTALL_PREFIX/lib/cmake/MinGfx when you installed the MinGfx Toolkit. +find_package(MinGfx REQUIRED) +target_link_libraries(${PROJECT_NAME} PUBLIC MinGfx::MinGfx) + + +# Add dependency on OpenGL +include(UseOpenGL) +UseOpenGL(${PROJECT_NAME} PUBLIC ${EXTERNAL_DIR}) + + + +#### INSTALL TARGET(S) #### + +h2("Configuring Install Target") + +# The install locations are relative to the CMAKE_INSTALL_PREFIX variable +install(TARGETS ${PROJECT_NAME} RUNTIME DESTINATION bin) + +install( + DIRECTORY data/ + DESTINATION ${DATA_DIR_INSTALL} + OPTIONAL +) + +install( + DIRECTORY shaders/ + DESTINATION ${SHADERS_DIR_INSTALL} + OPTIONAL +) diff --git a/dev/texture-demo/README.md b/dev/texture-demo/README.md new file mode 100644 index 0000000..ee42984 --- /dev/null +++ b/dev/texture-demo/README.md @@ -0,0 +1 @@ +# Angry Vectors CSci-4611 In-Class Example of Visual Debugging diff --git a/dev/texture-demo/cmake/DownloadHelper.txt.in b/dev/texture-demo/cmake/DownloadHelper.txt.in new file mode 100644 index 0000000..fb29bff --- /dev/null +++ b/dev/texture-demo/cmake/DownloadHelper.txt.in @@ -0,0 +1,26 @@ +# This file is part of the MinGfx cmake build system. +# See the main MinGfx/CMakeLists.txt file for authors, copyright, and license info. + +# This is a "helper" cmake project -- the only thing this project does is download +# the external project. So, the configure, build, install, and test commands for +# ExternalProject_Add() are intentionally set as NOPs. + +cmake_minimum_required (VERSION 3.9) + +project(@EXT_PROJECT_NAME@-download) + +include(ExternalProject) +ExternalProject_Add( + @EXT_PROJECT_NAME@ + SOURCE_DIR "@DOWNLOAD_DIR@/@EXT_PROJECT_NAME@/src" + BINARY_DIR "@DOWNLOAD_DIR@/@EXT_PROJECT_NAME@/download-helper" + @DOWNLOAD_OPTIONS@ + CONFIGURE_COMMAND "" + BUILD_COMMAND "" + INSTALL_COMMAND "" + TEST_COMMAND "" + LOG_DOWNLOAD ON + GIT_PROGRESS 1 +) + + diff --git a/dev/texture-demo/cmake/ExternalProjectDownloadBuildInstall.cmake b/dev/texture-demo/cmake/ExternalProjectDownloadBuildInstall.cmake new file mode 100644 index 0000000..ce12d1d --- /dev/null +++ b/dev/texture-demo/cmake/ExternalProjectDownloadBuildInstall.cmake @@ -0,0 +1,98 @@ +# This file is part of the MinGfx cmake build system. +# See the main MinGfx/CMakeLists.txt file for authors, copyright, and license info. + + +# Calling CMAKE_CURRENT_LIST_DIR inside a function returns the list dir of the calling script +# but we want the list dir of this file in order to find the DownloadHelper.txt.in file, which +# should be stored right next to this one. So, defining this variable outside the scope of the +# functions below. +set(DIR_OF_THIS_FILE ${CMAKE_CURRENT_LIST_DIR}) + + + +# Usage: +# ExternalProject_Download( +# # This first argument is the name of the project to download. It is required: +# glm +# +# # Additional arguments specify how to download the project using GIT, SVN, CVS, or URL. +# # These can be any of the arguments used for the downloading step of the cmake builtin +# # ExternalProject_Add command. +# GIT_REPOSITORY "https://github.com/g-truc/glm.git" +# GIT_TAG master +# etc.. +# ) +function(ExternalProject_Download EXT_PROJECT_NAME DOWNLOAD_DIR) + + include(MessageMacros) + h1("BEGIN EXTERNAL PROJECT DOWNLOAD (${EXT_PROJECT_NAME}).") + + h2("Creating a download helper project for ${EXT_PROJECT_NAME}.") + + set(DOWNLOAD_OPTIONS ${ARGN}) + string (REGEX REPLACE "(^|[^\\\\]);" "\\1 " DOWNLOAD_OPTIONS "${DOWNLOAD_OPTIONS}") + + + file(MAKE_DIRECTORY ${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}) + configure_file( + ${DIR_OF_THIS_FILE}/DownloadHelper.txt.in + ${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/download-helper/CMakeLists.txt + ) + + h2("Generating build files for the ${EXT_PROJECT_NAME} download helper project.") + execute_process(COMMAND "${CMAKE_COMMAND}" -G "${CMAKE_GENERATOR}" . WORKING_DIRECTORY "${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/download-helper") + + h2("Building the ${EXT_PROJECT_NAME} download helper project. (This actually performs the download and may take some time...)") + execute_process(COMMAND "${CMAKE_COMMAND}" --build . WORKING_DIRECTORY "${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/download-helper") + + h2("Completed download of external project ${EXT_PROJECT_NAME}.") + +endfunction() + + +# Usage: +# ExternalProject_BuildAndInstallNow( +# # This first argument is the name of the external project to download. It is required: +# VRPN +# # This second argument is the relative path from ${EXTERNAL_DIR_NAME}/projectname/ to the project's +# # main CMakeLists.txt file: +# src +# +# # Additional arguments are passed on as options to the cmake build file generator +# -DVRPN_BUILD_DIRECTSHOW_VIDEO_SERVER=OFF +# -DVRPN_BUILD_HID_GUI=OFF +# etc.. +# ) +function(ExternalProject_BuildAndInstallNow EXT_PROJECT_NAME DOWNLOAD_DIR RELPATH_TO_CMAKELISTS) + + include(MessageMacros) + h1("BEGIN EXTERNAL PROJECT BUILD AND INSTALL (${EXT_PROJECT_NAME}).") + + # any extra args to the function are interpreted as arguments for the cmake config process + set(CMAKE_CONFIG_OPTIONS ${ARGN}) + + # always set the install prefix to be the same as for the main project + list(APPEND CMAKE_CONFIG_OPTIONS -DCMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX}) + + #string (REGEX REPLACE "(^|[^\\\\]);" "\\1 " CMAKE_CONFIG_OPTIONS "${CMAKE_CONFIG_OPTIONS}") + + + set(SRC_DIR "${DOWNLOAD_DIR}/${EXT_PROJECT_NAME}/${RELPATH_TO_CMAKELISTS}") + set(BUILD_DIR "${CMAKE_BINARY_DIR}/external/${EXT_PROJECT_NAME}") + + file(MAKE_DIRECTORY ${BUILD_DIR}) + + h2("Generating build files for external project ${EXT_PROJECT_NAME}.") + message(STATUS "Using source dir: ${SRC_DIR}") + message(STATUS "Using build dir: ${BUILD_DIR}") + message(STATUS "Config options: ${CMAKE_CONFIG_OPTIONS}") + + execute_process(COMMAND "${CMAKE_COMMAND}" -G "${CMAKE_GENERATOR}" ${SRC_DIR} ${CMAKE_CONFIG_OPTIONS} WORKING_DIRECTORY ${BUILD_DIR}) + + h2("Building external project ${EXT_PROJECT_NAME}. (This may take some time...)") + execute_process(COMMAND "${CMAKE_COMMAND}" --build ${BUILD_DIR} --target install) + + h2("Completed external build of ${EXT_PROJECT_NAME}.") + +endfunction() + diff --git a/dev/texture-demo/cmake/MessageMacros.cmake b/dev/texture-demo/cmake/MessageMacros.cmake new file mode 100644 index 0000000..4628e5c --- /dev/null +++ b/dev/texture-demo/cmake/MessageMacros.cmake @@ -0,0 +1,17 @@ +# This file is part of the MinVR cmake build system. +# See the main MinVR/CMakeLists.txt file for authors, copyright, and license info. + + +macro(h1 TITLE) + string(TOUPPER ${TITLE} TITLE) + message(STATUS "\n\n==== ${TITLE} ====") +endmacro() + +macro(h2 TITLE) + message(STATUS "\n* ${TITLE}") +endmacro() + +macro(h3 TITLE) + message(STATUS "- ${TITLE}") +endmacro() + diff --git a/dev/texture-demo/cmake/UseOpenGL.cmake b/dev/texture-demo/cmake/UseOpenGL.cmake new file mode 100644 index 0000000..2ec5ffb --- /dev/null +++ b/dev/texture-demo/cmake/UseOpenGL.cmake @@ -0,0 +1,52 @@ +# This file is part of the MinGfx cmake build system. +# See the main MinGfx/CMakeLists.txt file for authors, copyright, and license info. + +# Either finds a pre-installed version or complains. + +# Usage: In your CMakeLists.txt, somewhere after you define the target that depends +# on the OpenGL library (typical with something like add_executable(${PROJECT_NAME} ...) +# or add_library(${PROJECT_NAME} ...)), add the following two lines: + +# include(UseOpenGL) +# UseOpenGL(${PROJECT_NAME} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/external) + +# The second argument can be either PUBLIC, PRIVATE, or INTERFACE, following the keyword +# usage described here: +# https://cmake.org/cmake/help/latest/command/target_include_directories.html + +# The third argument is the directory to use for downloading the external project if +# autobuild is used. + + + +macro(UseOpenGL YOUR_TARGET INTERFACE_PUBLIC_OR_PRIVATE DOWNLOAD_DIR) + + message(STATUS "Searching for OpenGL...") + + # Check to see if the library is already installed on the system + # CMake ships with FindOpenGL.cmake and in CMake 3.9+ it defines + # the imported targets OpenGL::GL and OpenGL::GLU. Using these is + # now the preferred way to link with OpenGL and all of its dependencies. + # See https://cmake.org/cmake/help/v3.9/module/FindOpenGL.html + find_package(OpenGL) + + if (NOT ${OPENGL_FOUND}) + message(FATAL_ERROR "OpenGL was not found on the system. MinGfx can auto-download and build many dependencies for you, but not OpenGL. It should come pre-installed on your system.") + endif() + + message(STATUS "Ok: OpenGL Found.") + message(STATUS "OpenGL headers: ${OPENGL_INCLUDE_DIR}") + message(STATUS "OpenGL libs: ${OPENGL_LIBRARIES}") + + + message(STATUS "Linking target ${YOUR_TARGET} with ${INTERFACE_PUBLIC_OR_PRIVATE} dependency OpenGL::GL.") + target_link_libraries(${YOUR_TARGET} ${INTERFACE_PUBLIC_OR_PRIVATE} OpenGL::GL) + + if (${OPENGL_GLU_FOUND}) + message(STATUS "Linking target ${YOUR_TARGET} with ${INTERFACE_PUBLIC_OR_PRIVATE} dependency OpenGL::GLU.") + target_link_libraries(${YOUR_TARGET} ${INTERFACE_PUBLIC_OR_PRIVATE} OpenGL::GLU) + endif() + + target_compile_definitions(${YOUR_TARGET} ${INTERFACE_PUBLIC_OR_PRIVATE} -DUSE_OPENGL) + +endmacro() diff --git a/dev/texture-demo/config.h.in b/dev/texture-demo/config.h.in new file mode 100644 index 0000000..16d824b --- /dev/null +++ b/dev/texture-demo/config.h.in @@ -0,0 +1,13 @@ +/** CSci-4611 In-Class Example +*/ + + +// The file config.h.in is processed by cmake to produce config.h. This +// replaces strings of the form "at"CMAKE_VARIABLE_NAME"at" with the value +// of the corresponding cmake variable, allowing us to pass directory paths +// and other information configured with cmake into our C++ code. + + +#define DATA_DIR_BUILD "@DATA_DIR_BUILD@" +#define DATA_DIR_INSTALL "@DATA_DIR_INSTALL@" + diff --git a/dev/texture-demo/data/campbells.png b/dev/texture-demo/data/campbells.png Binary files differnew file mode 100644 index 0000000..ed4b245 --- /dev/null +++ b/dev/texture-demo/data/campbells.png diff --git a/dev/texture-demo/data/monalisa.png b/dev/texture-demo/data/monalisa.png Binary files differnew file mode 100644 index 0000000..91e5498 --- /dev/null +++ b/dev/texture-demo/data/monalisa.png diff --git a/dev/texture-demo/example.cc b/dev/texture-demo/example.cc new file mode 100644 index 0000000..b114da5 --- /dev/null +++ b/dev/texture-demo/example.cc @@ -0,0 +1,113 @@ +/** CSci-4611 In-Class Example */ + +#include "example.h" + +#include "config.h" + +#include <iostream> +#include <sstream> + + + +Example::Example() : GraphicsApp(1024,768, "MinGfx Example") { + // Define a search path for finding data files (images and shaders) + search_path_.push_back("."); + search_path_.push_back("./data"); + search_path_.push_back(DATA_DIR_INSTALL); + search_path_.push_back(DATA_DIR_BUILD); +} + + +Example::~Example() { +} + + +void Example::UpdateSimulation(double dt) { +} + + +void Example::InitOpenGL() { + // Set up the camera in a good position to see the entire scene + proj_matrix_ = Matrix4::Perspective(60.0f, aspect_ratio(), 0.01f, 100.0f); + view_matrix_ = Matrix4::LookAt(Point3(2,1,4), Point3(2,1,0), Vector3(0,1,0)); + glClearColor(1,1,1,1); + + + // Load the texture we will use + texture_.InitFromFile(Platform::FindFile("monalisa.png", search_path_)); + + + // Create the mesh by setting the vertex and index arrays directly + std::vector<unsigned int> indices; + std::vector<Point3> vertices; + std::vector<Vector3> normals; + std::vector<Point2> tex_coords; + + // four vertices, each requires 3 floats: (x,y,z) + vertices.push_back(Point3(0,0,0)); + vertices.push_back(Point3(1,0,0)); + vertices.push_back(Point3(1,1,-1)); + vertices.push_back(Point3(0,1,-1)); + + // four normals, each requires 3 floats: (x,y,z) + normals.push_back(Vector3(0,1,1).ToUnit()); + normals.push_back(Vector3(0,1,1).ToUnit()); + normals.push_back(Vector3(0,1,1).ToUnit()); + normals.push_back(Vector3(0,1,1).ToUnit()); + + // TODO: YOU ADD TEXTURE COORDINATES TO THE MESH + + + + // indices into the arrays above for the first triangle + indices.push_back(0); + indices.push_back(1); + indices.push_back(2); + + // indices for the second triangle, note some are reused + indices.push_back(0); + indices.push_back(2); + indices.push_back(3); + + mesh_.SetVertices(vertices); + mesh_.SetNormals(normals); + mesh_.SetIndices(indices); + + // TODO: ALSO REMEMBER TO CALL mesh_.SetTexCoords(..) HERE ONCE YOU HAVE THEM DEFINED. + // USE TEXTURE UNIT = 0 SINCE WE HAVE ONLY ONE TEXTURE APPLIED TO THE MESH. + + mesh_.UpdateGPUMemory(); + +} + + +void Example::DrawUsingOpenGL() { + // draws a set of axes at the world origin, since we are passing the identity + // matrix for the "model" matrix. + Matrix4 identity; + quick_shapes_.DrawAxes(identity, view_matrix_, proj_matrix_); + + + // We're already learned about how to use transformation matrices to move + // an individual model around within the scene. + Matrix4 model_matrix = Matrix4::Scale(Vector3(4,4,4)); + + + // Since we want to texture the mesh we will define a custom material for the + // mesh. The material property we are interested in is called "surface_texture". + // We'll set that to point to the Texture2D that we loaded earlier. You can + // also set other properties of the material to define how it reflects light. + DefaultShader::MaterialProperties mesh_material; + mesh_material.surface_texture = texture_; + mesh_material.ambient_reflectance = Color(0.8f, 0.8f, 0.8f); + mesh_material.diffuse_reflectance = Color(0.8f, 0.8f, 0.8f); + + + // Use a shader program to draw the mesh with the given model, view, and projection + // matrices and with the material properties defined in mesh_material. + shader_.Draw(model_matrix, view_matrix_, proj_matrix_, &mesh_, mesh_material); +} + + + + diff --git a/dev/texture-demo/example.h b/dev/texture-demo/example.h new file mode 100644 index 0000000..afecff6 --- /dev/null +++ b/dev/texture-demo/example.h @@ -0,0 +1,65 @@ +/** CSci-4611 In-Class Example */ + +#ifndef SNOWMAN_H_ +#define SNOWMAN_H_ + +#include <mingfx.h> +using namespace mingfx; + +#include <string> +#include <vector> + +class Example : public GraphicsApp { +public: + + // Creates the App + Example(); + + // Cleans up when the App shuts down + virtual ~Example(); + + // Note a Run() function is inherited from GraphicsApp, that's what + // actually starts up the App. + + // This is a callback, a function that gets called when the user presses + // the Pause button in the GUI. + void OnPauseBtnPressed(); + + // This gets called once each frame. Note that dt (a.k.a., "delta time") is + // the amount of time (in seconds) that has passed since the last frame. + void UpdateSimulation(double dt); + + // This is where we initialize any OpenGL data, like textures or meshes that + // need to be loaded from files and setup in OpenGL. It gets called once + // when the program starts up. + void InitOpenGL(); + + // This gets called once each frame, and this is where you draw the latest + // version of your 3D graphics scene. + void DrawUsingOpenGL(); + + +private: + + // Texture loaded from a file + Texture2D texture_; + + // Triangle mesh data structure + Mesh mesh_; + + // A shader is required to draw meshes, MinGfx provides a default shader + // that does some simple lighting. + DefaultShader shader_; + + // Sets up the computer graphics camera + Matrix4 view_matrix_; + Matrix4 proj_matrix_; + + // A helper class for drawing some simple shapes (cubes, spheres, 3D arrows) + QuickShapes quick_shapes_; + + // Paths to search for data files, like images + std::vector<std::string> search_path_; +}; + +#endif
\ No newline at end of file diff --git a/dev/texture-demo/main.cc b/dev/texture-demo/main.cc new file mode 100644 index 0000000..3bbc8b8 --- /dev/null +++ b/dev/texture-demo/main.cc @@ -0,0 +1,9 @@ +/** CSci-4611 In-Class Example */ + +#include "example.h" + +int main(int argc, const char *argv[]) { + Example app; + app.Run(); + return 0; +} |
