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REVIEWED: Compule for OpenGL 1.1 #5088

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Ray
2025-08-06 13:09:56 +02:00
parent 68a1190bf2
commit 095319602c
1 changed files with 27 additions and 21 deletions
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46
src/rlgl.h
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@@ -1157,16 +1157,16 @@ static const char *rlGetCompressedFormatName(int format); // Get compressed form
static int rlGetPixelDataSize(int width, int height, int format); // Get pixel data size in bytes (image or texture)
static Matrix rlMatrixIdentity(void); // Get identity matrix
#if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2)
// Auxiliar matrix math functions
typedef struct rl_float16 {
float v[16];
} rl_float16;
typedef struct rl_float16 { float v[16]; } rl_float16;
static rl_float16 rlMatrixToFloatV(Matrix mat); // Get float array of matrix data
#define rlMatrixToFloat(mat) (rlMatrixToFloatV(mat).v) // Get float vector for Matrix
static Matrix rlMatrixIdentity(void); // Get identity matrix
static Matrix rlMatrixMultiply(Matrix left, Matrix right); // Multiply two matrices
static Matrix rlMatrixTranspose(Matrix mat); // Transposes provided matrix
static Matrix rlMatrixInvert(Matrix mat); // Invert provided matrix
#endif
//----------------------------------------------------------------------------------
// Module Functions Definition - Matrix operations
@@ -2571,9 +2571,9 @@ void rlLoadExtensions(void *loader)
TRACELOG(RL_LOG_INFO, " > Version: %s", glGetString(GL_VERSION));
TRACELOG(RL_LOG_INFO, " > GLSL: %s", glGetString(GL_SHADING_LANGUAGE_VERSION));
#if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2)
RLGL.loader = (rlglLoadProc)loader;
#if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2)
// NOTE: Anisotropy levels capability is an extension
#ifndef GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT
#define GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT 0x84FF
@@ -2632,8 +2632,13 @@ void rlLoadExtensions(void *loader)
}
// Get OpenGL procedure address
void *rlGetProcAddress(const char *procName) {
return RLGL.loader(procName);
void *rlGetProcAddress(const char *procName)
{
void *func = NULL;
#if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2)
func = RLGL.loader(procName);
#endif
return func;
}
// Get current OpenGL version
@@ -5140,7 +5145,20 @@ static int rlGetPixelDataSize(int width, int height, int format)
}
// Auxiliar math functions
//-------------------------------------------------------------------------------
// Get identity matrix
static Matrix rlMatrixIdentity(void)
{
Matrix result = {
1.0f, 0.0f, 0.0f, 0.0f,
0.0f, 1.0f, 0.0f, 0.0f,
0.0f, 0.0f, 1.0f, 0.0f,
0.0f, 0.0f, 0.0f, 1.0f
};
return result;
}
#if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2)
// Get float array of matrix data
static rl_float16 rlMatrixToFloatV(Matrix mat)
{
@@ -5166,19 +5184,6 @@ static rl_float16 rlMatrixToFloatV(Matrix mat)
return result;
}
// Get identity matrix
static Matrix rlMatrixIdentity(void)
{
Matrix result = {
1.0f, 0.0f, 0.0f, 0.0f,
0.0f, 1.0f, 0.0f, 0.0f,
0.0f, 0.0f, 1.0f, 0.0f,
0.0f, 0.0f, 0.0f, 1.0f
};
return result;
}
// Get two matrix multiplication
// NOTE: When multiplying matrices... the order matters!
static Matrix rlMatrixMultiply(Matrix left, Matrix right)
@@ -5276,5 +5281,6 @@ static Matrix rlMatrixInvert(Matrix mat)
return result;
}
#endif
#endif // RLGL_IMPLEMENTATION