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REVIEWED: New Win32 platform backend to accomodate rlsw Software Renderer

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Ray
2025-10-20 19:10:41 +02:00
parent ec3cb7045f
commit 1664204291
2 changed files with 432 additions and 296 deletions
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695
src/platforms/rcore_desktop_win32.c
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33
src/rlgl.h
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@ -2329,6 +2329,16 @@ void rlglInit(int width, int height)
RLGL.State.currentMatrix = &RLGL.State.modelview; RLGL.State.currentMatrix = &RLGL.State.modelview;
#endif // GRAPHICS_API_OPENGL_33 || GRAPHICS_API_OPENGL_ES2 #endif // GRAPHICS_API_OPENGL_33 || GRAPHICS_API_OPENGL_ES2
#if defined(GRAPHICS_API_OPENGL_11_SOFTWARE)
// Initialize software renderer backend
int result = swInit(width, height);
if (result == 0)
{
TRACELOG(RL_LOG_ERROR, "RLSW: Software renderer initialization failed!");
exit(-1);
}
#endif
// Initialize OpenGL default states // Initialize OpenGL default states
//---------------------------------------------------------- //----------------------------------------------------------
// Init state: Depth test // Init state: Depth test
@ -2345,39 +2355,28 @@ void rlglInit(int width, int height)
glFrontFace(GL_CCW); // Front face are defined counter clockwise (default) glFrontFace(GL_CCW); // Front face are defined counter clockwise (default)
glEnable(GL_CULL_FACE); // Enable backface culling glEnable(GL_CULL_FACE); // Enable backface culling
// Init state: Cubemap seamless
#if defined(GRAPHICS_API_OPENGL_33)
glEnable(GL_TEXTURE_CUBE_MAP_SEAMLESS); // Seamless cubemaps (not supported on OpenGL ES 2.0)
#endif
#if defined(GRAPHICS_API_OPENGL_11) #if defined(GRAPHICS_API_OPENGL_11)
// Init state: Color hints (deprecated in OpenGL 3.0+) // Init state: Color hints (deprecated in OpenGL 3.0+)
glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST); // Improve quality of color and texture coordinate interpolation glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST); // Improve quality of color and texture coordinate interpolation
glShadeModel(GL_SMOOTH); // Smooth shading between vertex (vertex colors interpolation) glShadeModel(GL_SMOOTH); // Smooth shading between vertex (vertex colors interpolation)
#endif #endif
#if defined(GRAPHICS_API_OPENGL_33)
#if defined(GRAPHICS_API_OPENGL_11_SOFTWARE) // Init state: Cubemap seamless
int result = swInit(width, height); // Initialize software renderer backend glEnable(GL_TEXTURE_CUBE_MAP_SEAMLESS); // Seamless cubemaps (not supported on OpenGL ES 2.0)
if (result == 0)
{
TRACELOG(RL_LOG_ERROR, "RLSW: Software renderer initialization failed!");
exit(-1);
}
#endif #endif
#if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2) #if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2)
// Store screen size into global variables // Store screen size into global variables
RLGL.State.framebufferWidth = width; RLGL.State.framebufferWidth = width;
RLGL.State.framebufferHeight = height; RLGL.State.framebufferHeight = height;
TRACELOG(RL_LOG_INFO, "RLGL: Default OpenGL state initialized successfully");
//----------------------------------------------------------
#endif #endif
// Init state: Color/Depth buffers clear // Init state: Color/Depth buffers clear
glClearColor(0.0f, 0.0f, 0.0f, 1.0f); // Set clear color (black) glClearColor(0.0f, 0.0f, 0.0f, 1.0f); // Set clear color (black)
glClearDepth(1.0f); // Set clear depth value (default) glClearDepth(1.0f); // Set clear depth value (default)
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); // Clear color and depth buffers (depth buffer required for 3D) glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); // Clear color and depth buffers (depth buffer required for 3D)
TRACELOG(RL_LOG_INFO, "RLGL: Default OpenGL state initialized successfully");
//----------------------------------------------------------
} }
// Vertex Buffer Object deinitialization (memory free) // Vertex Buffer Object deinitialization (memory free)