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[rlgl] Add rlGetProcAddress #5062

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Merged
merged 1 commit into from
Jul 26, 2025
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[rlgl] Add rlGetProcAddress #5062

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15 changes: 13 additions & 2 deletions src/rlgl.h
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Original file line number Diff line number Diff line change
Expand Up @@ -710,6 +710,7 @@ RLAPI void rlSetBlendFactorsSeparate(int glSrcRGB, int glDstRGB, int glSrcAlpha,
RLAPI void rlglInit(int width, int height); // Initialize rlgl (buffers, shaders, textures, states)
RLAPI void rlglClose(void); // De-initialize rlgl (buffers, shaders, textures)
RLAPI void rlLoadExtensions(void *loader); // Load OpenGL extensions (loader function required)
RLAPI void *rlGetProcAddress(const char *procName); // Get OpenGL procedure address
RLAPI int rlGetVersion(void); // Get current OpenGL version
RLAPI void rlSetFramebufferWidth(int width); // Set current framebuffer width
RLAPI int rlGetFramebufferWidth(void); // Get default framebuffer width
Expand Down Expand Up @@ -1041,10 +1042,15 @@ RLAPI void rlLoadDrawQuad(void); // Load and draw a quad
// Types and Structures Definition
//----------------------------------------------------------------------------------
#if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2)

typedef void *(*rlglLoadProc)(const char *name); // OpenGL extension functions loader signature (same as GLADloadproc)

typedef struct rlglData {
rlRenderBatch *currentBatch; // Current render batch
rlRenderBatch defaultBatch; // Default internal render batch

rlglLoadProc loader; // OpenGL function loader

struct {
int vertexCounter; // Current active render batch vertex counter (generic, used for all batches)
float texcoordx, texcoordy; // Current active texture coordinate (added on glVertex*())
Expand Down Expand Up @@ -1114,8 +1120,6 @@ typedef struct rlglData {
} ExtSupported; // Extensions supported flags
} rlglData;

typedef void *(*rlglLoadProc)(const char *name); // OpenGL extension functions loader signature (same as GLADloadproc)

#endif // GRAPHICS_API_OPENGL_33 || GRAPHICS_API_OPENGL_ES2

//----------------------------------------------------------------------------------
Expand Down Expand Up @@ -2567,6 +2571,8 @@ void rlLoadExtensions(void *loader)
TRACELOG(RL_LOG_INFO, " > Version: %s", glGetString(GL_VERSION));
TRACELOG(RL_LOG_INFO, " > GLSL: %s", glGetString(GL_SHADING_LANGUAGE_VERSION));

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
Expand Down Expand Up @@ -2625,6 +2631,11 @@ void rlLoadExtensions(void *loader)
#endif // GRAPHICS_API_OPENGL_33 || GRAPHICS_API_OPENGL_ES2
}

// Get OpenGL procedure address
void *rlGetProcAddress(const char *procName) {
return RLGL.loader(procName);
}

// Get current OpenGL version
int rlGetVersion(void)
{
Expand Down
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