From 9b83919815f6a6ce5d73da1c28483970d0ca5589 Mon Sep 17 00:00:00 2001 From: unknown Date: Wed, 3 Feb 2021 14:22:28 -0600 Subject: added dev/MinGfx/ --- dev/MinGfx/docs/html/text__shader_8h_source.html | 229 +++++++++++++++++++++++ 1 file changed, 229 insertions(+) create mode 100644 dev/MinGfx/docs/html/text__shader_8h_source.html (limited to 'dev/MinGfx/docs/html/text__shader_8h_source.html') diff --git a/dev/MinGfx/docs/html/text__shader_8h_source.html b/dev/MinGfx/docs/html/text__shader_8h_source.html new file mode 100644 index 0000000..7c88741 --- /dev/null +++ b/dev/MinGfx/docs/html/text__shader_8h_source.html @@ -0,0 +1,229 @@ + + + + + + + +MinGfx Toolkit: src/text_shader.h Source File + + + + + + + + + + + + +
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MinGfx Toolkit +  1.0 +
+
A minimal library for writing cross-platform (Windows, OSX, linux) graphics programs.
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+ + +
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+
text_shader.h
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+
+Go to the documentation of this file.
1 /*
+
2  This file is part of the MinGfx Project.
+
3 
+
4  Copyright (c) 2017,2018 Regents of the University of Minnesota.
+
5  All Rights Reserved.
+
6 
+
7  Original Author(s) of this File:
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8  Dan Keefe, 2018, University of Minnesota
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9 
+
10  Author(s) of Significant Updates/Modifications to the File:
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11  ...
+
12  */
+
13 
+
14 #ifndef SRC_TEXT_SHADER_H_
+
15 #define SRC_TEXT_SHADER_H_
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16 
+
17 #include <string>
+
18 #include <map>
+
19 
+
20 #include "matrix4.h"
+
21 #include "mesh.h"
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22 #include "shader_program.h"
+
23 #include "texture2d.h"
+
24 
+
25 // disable warnings for this 3rd party code
+
26 #pragma warning ( push, 0 )
+
27 #include <stb_truetype.h>
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28 #pragma warning ( pop )
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29 
+
30 namespace mingfx {
+
31 
+
32 
+
33 
+
36 class TextShader {
+
37 public:
+
38  TextShader();
+
39  virtual ~TextShader();
+
40 
+
45  bool Init(const std::string &font_file, int native_font_size);
+
46 
+
47  enum class HorizAlign {
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48  HORIZ_ALIGN_LEFT,
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49  HORIZ_ALIGN_CENTER,
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50  HORIZ_ALIGN_RIGHT
+
51  };
+
52 
+
53  enum class VertAlign {
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54  VERT_ALIGN_TOP,
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55  VERT_ALIGN_CENTER,
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56  VERT_ALIGN_BASELINE,
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57  VERT_ALIGN_BOTTOM
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58  };
+
59 
+
60  class TextFormat {
+
61  public:
+
62  // constructor sets defaults
+
63  TextFormat() :
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64  size(0.1f),
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65  color(1,1,1,1),
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66  h_align(HorizAlign::HORIZ_ALIGN_CENTER),
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67  v_align(VertAlign::VERT_ALIGN_BASELINE) {}
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68 
+
69  float size;
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70  Color color;
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71  HorizAlign h_align;
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72  VertAlign v_align;
+
73  };
+
74 
+
75 
+
76  //void Draw2D(const Point2 &pos,
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77  // const std::string &text, TextFormat format, bool cache=false);
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78 
+
79 
+
80  void Draw3D(const Matrix4 &model, const Matrix4 &view, const Matrix4 &projection,
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81  const std::string &text, TextFormat format, bool cache=false);
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82 
+
83 
+
84  Vector2 TextExtents(const std::string &text, TextFormat format, bool cache=false);
+
85 
+
86  float native_font_size();
+
87 
+
88 private:
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89  Texture2D atlas_;
+
90  float native_font_size_;
+
91 
+
92  stbtt_packedchar chardata_[128];
+
93 
+
94  struct MeshData {
+
95  Mesh mesh;
+
96  Point2 min;
+
97  Point2 max;
+
98  };
+
99 
+
100  void SetTextMesh(const std::string &text, MeshData *md);
+
101 
+
102  std::map<std::string, MeshData> cache_;
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103  MeshData tmp_md_;
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104 
+
105  ShaderProgram shader_;
+
106 };
+
107 
+
108 } // end namespace
+
109 
+
110 #endif
+
mingfx::Color
Represents a 4-component (R,G,B,A) color, stored internally in a float array to be compatable with Op...
Definition: color.h:41
+
mingfx::Matrix4
A 4x4 transformation matrix stored internally as an array of floats in column-major order so as to be...
Definition: matrix4.h:50
+
mingfx::Mesh
A triangle mesh data structure that can be rendered with a ShaderProgram like DefaultShader.
Definition: mesh.h:127
+
mingfx::Point2
A 2D Point with floating point coordinates, used for storing 2D texture coordinates,...
Definition: point2.h:28
+
mingfx::ShaderProgram
A wrapper around GLSL shader programs.
Definition: shader_program.h:66
+
mingfx::TextShader::TextFormat
Definition: text_shader.h:60
+
mingfx::TextShader::TextFormat::TextFormat
TextFormat()
Definition: text_shader.h:63
+
mingfx::TextShader::TextFormat::v_align
VertAlign v_align
Definition: text_shader.h:72
+
mingfx::TextShader::TextFormat::h_align
HorizAlign h_align
Definition: text_shader.h:71
+
mingfx::TextShader::TextFormat::size
float size
Definition: text_shader.h:69
+
mingfx::TextShader::TextFormat::color
Color color
Definition: text_shader.h:70
+
mingfx::TextShader
Definition: text_shader.h:36
+
mingfx::TextShader::TextShader
TextShader()
+
mingfx::TextShader::Draw3D
void Draw3D(const Matrix4 &model, const Matrix4 &view, const Matrix4 &projection, const std::string &text, TextFormat format, bool cache=false)
+
mingfx::TextShader::~TextShader
virtual ~TextShader()
+
mingfx::TextShader::native_font_size
float native_font_size()
+
mingfx::TextShader::VertAlign
VertAlign
Definition: text_shader.h:53
+
mingfx::TextShader::VertAlign::VERT_ALIGN_BASELINE
@ VERT_ALIGN_BASELINE
+
mingfx::TextShader::VertAlign::VERT_ALIGN_BOTTOM
@ VERT_ALIGN_BOTTOM
+
mingfx::TextShader::VertAlign::VERT_ALIGN_TOP
@ VERT_ALIGN_TOP
+
mingfx::TextShader::VertAlign::VERT_ALIGN_CENTER
@ VERT_ALIGN_CENTER
+
mingfx::TextShader::TextExtents
Vector2 TextExtents(const std::string &text, TextFormat format, bool cache=false)
+
mingfx::TextShader::Init
bool Init(const std::string &font_file, int native_font_size)
Call this from within the InitOpenGL() function since it will initialize not just the Font's internal...
+
mingfx::TextShader::HorizAlign
HorizAlign
Definition: text_shader.h:47
+
mingfx::TextShader::HorizAlign::HORIZ_ALIGN_CENTER
@ HORIZ_ALIGN_CENTER
+
mingfx::TextShader::HorizAlign::HORIZ_ALIGN_RIGHT
@ HORIZ_ALIGN_RIGHT
+
mingfx::TextShader::HorizAlign::HORIZ_ALIGN_LEFT
@ HORIZ_ALIGN_LEFT
+
mingfx::Texture2D
A wrapper around a 2D texture that supports loading images from files or setting texture color data d...
Definition: texture2d.h:42
+
mingfx::Vector2
A 2D Vector with floating point coordinates, used for storing 2D translations, mouse movements,...
Definition: vector2.h:28
+ + +
mingfx
Namespace for the MinGfx Toolkit.
Definition: aabb.h:21
+
shader_program.h
+ +
+ + +
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