fix drm with rlsw

This commit is contained in:
Bigfoot71 2026-04-04 14:42:01 +02:00
parent a1de46c384
commit 668e6f2f4a

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@ -837,14 +837,8 @@ void SwapScreenBuffer(void)
uint32_t height = mode->vdisplay;
// Dumb buffers use a fixed format based on bpp
#if SW_COLOR_BUFFER_BITS == 24
const uint32_t bpp = 32; // 32 bits per pixel (XRGB8888 format)
const uint32_t depth = 24; // Color depth, here only 24 bits, alpha is not used
#else
// REVIEW: Not sure how it will be interpreted (RGB or RGBA?)
const uint32_t bpp = SW_COLOR_BUFFER_BITS;
const uint32_t depth = SW_COLOR_BUFFER_BITS;
#endif
// Create a dumb buffer for software rendering
struct drm_mode_create_dumb creq = { 0 };
@ -899,7 +893,7 @@ void SwapScreenBuffer(void)
// Copy the software rendered buffer to the dumb buffer with scaling if needed
// NOTE: RLSW will make a simple copy if the dimensions match
swBlitFramebuffer(0, 0, width, height, 0, 0, width, height, SW_RGBA, SW_UNSIGNED_BYTE, dumbBuffer);
swBlitPixels(0, 0, width, height, 0, 0, width, height, SW_RGBA, SW_UNSIGNED_BYTE, dumbBuffer);
// Unmap the buffer
munmap(dumbBuffer, creq.size);