AstcTextures Namespace Reference

Classes
class	Matrix
	Functions for manipulating matrices. More...
class	SolidSphere
struct	Vec2
	Type representing texture coordinates. More...
class	Text
	Functions for drawing text in OpenGL ES. More...
class	Timer
	Provides a platform independent high resolution timer. More...

Typedefs
typedef struct AstcTextures::Vec2	Vec2
	Type representing texture coordinates. More...

Functions
void	loadData (const char *filename, unsigned char **textureData)
	Load texture data from a file into memory. More...

Variables
const char	fontVertexShaderSource []
	Vertex shader source code for text rendering. More...
const char	fontFragmentShaderSource []
	Fragment shader source code for text rendering. More...

Typedef Documentation

typedef struct AstcTextures::Vec2 AstcTextures::Vec2

Type representing texture coordinates.

Function Documentation

void AstcTextures::loadData	(	const char *	filename,
		unsigned char **	textureData
	)

Load texture data from a file into memory.

Parameters

[in]	filename	The filename of the texture to load.
[out]	textureData	Pointer to the texture that has been loaded.

Definition at line 38 of file Text.cpp.

Variable Documentation

const char AstcTextures::fontFragmentShaderSource

Initial value:

=
    {
        "#version 300 es\n"
        "precision mediump float;\n"
        "uniform  sampler2D u_s2dTexture;\n"
        "in       vec2      v_v2TexCoord;\n"
        "in       vec4      v_v4FontColor;\n"
        "out      vec4      color;\n"
        "void main() {\n"
        "    vec4 v4Texel = texture(u_s2dTexture, v_v2TexCoord);\n"
        "    color = v_v4FontColor * v4Texel;\n"
        "}\n"
    }

Fragment shader source code for text rendering.

Definition at line 52 of file Text.h.

const char AstcTextures::fontVertexShaderSource

Initial value:

=
    {
        "#version 300 es\n"
        "uniform   mat4 u_m4Projection;\n"
        "in        vec4 a_v4Position;\n"
        "in        vec4 a_v4FontColor;\n"
        "in        vec2 a_v2TexCoord;\n"
        "out       vec4 v_v4FontColor;\n"
        "out       vec2 v_v2TexCoord;\n"
        "void main() {\n"
        "    v_v4FontColor = a_v4FontColor;\n"
        "    v_v2TexCoord  = a_v2TexCoord;\n"
        "    gl_Position   = u_m4Projection * a_v4Position;\n"
        "}\n"
    }

Vertex shader source code for text rendering.

Definition at line 33 of file Text.h.