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WIP: use compute shader instead of graphics shader for better performance (especially on amd)

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dec05eba
2025-03-29 13:27:20 +01:00
parent 634a563bc0
commit a41a32cb90
18 changed files with 331 additions and 746 deletions
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14
include/egl.h
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@@ -98,7 +98,7 @@ typedef void(*__GLXextFuncPtr)(void);
#define GL_TEXTURE_EXTERNAL_OES 0x8D65
#define GL_RED 0x1903
#define GL_GREEN 0x1904
#define GL_BLUE 0x1905
#define GL_BLUE 0x1905
#define GL_ALPHA 0x1906
#define GL_TEXTURE_SWIZZLE_RGBA 0x8E46
#define GL_RG 0x8227
@@ -111,6 +111,7 @@ typedef void(*__GLXextFuncPtr)(void);
#define GL_R16 0x822A
#define GL_RG16 0x822C
#define GL_RGB16 0x8054
#define GL_RGBA32F 0x8814
#define GL_UNSIGNED_BYTE 0x1401
#define GL_COLOR_BUFFER_BIT 0x00004000
#define GL_TEXTURE_WRAP_S 0x2802
@@ -134,6 +135,10 @@ typedef void(*__GLXextFuncPtr)(void);
#define GL_SCISSOR_TEST 0x0C11
#define GL_PACK_ALIGNMENT 0x0D05
#define GL_UNPACK_ALIGNMENT 0x0CF5
#define GL_READ_ONLY 0x88B8
#define GL_WRITE_ONLY 0x88B9
#define GL_READ_WRITE 0x88BA
#define GL_MAX_COMPUTE_FIXED_GROUP_INVOCATIONS 0x90EB
#define GL_VENDOR 0x1F00
#define GL_RENDERER 0x1F01
@@ -143,6 +148,7 @@ typedef void(*__GLXextFuncPtr)(void);
#define GL_INFO_LOG_LENGTH 0x8B84
#define GL_FRAGMENT_SHADER 0x8B30
#define GL_VERTEX_SHADER 0x8B31
#define GL_COMPUTE_SHADER 0x91B9
#define GL_COMPILE_STATUS 0x8B81
#define GL_LINK_STATUS 0x8B82
@@ -231,6 +237,7 @@ struct gsr_egl {
void (*glGenTextures)(int n, unsigned int *textures);
void (*glDeleteTextures)(int n, const unsigned int *texture);
void (*glBindTexture)(unsigned int target, unsigned int texture);
void (*glBindImageTexture)(unsigned int unit, unsigned int texture, int level, unsigned char layered, int layer, unsigned int access, unsigned int format);
void (*glTexParameteri)(unsigned int target, unsigned int pname, int param);
void (*glTexParameteriv)(unsigned int target, unsigned int pname, const int *params);
void (*glGetTexLevelParameteriv)(unsigned int target, int level, unsigned int pname, int *params);
@@ -240,6 +247,8 @@ struct gsr_egl {
void (*glGenFramebuffers)(int n, unsigned int *framebuffers);
void (*glBindFramebuffer)(unsigned int target, unsigned int framebuffer);
void (*glDeleteFramebuffers)(int n, const unsigned int *framebuffers);
void (*glDispatchCompute)(unsigned int num_groups_x, unsigned int num_groups_y, unsigned int num_groups_z);
void (*glMemoryBarrier)(unsigned int barriers);
void (*glViewport)(int x, int y, int width, int height);
void (*glFramebufferTexture2D)(unsigned int target, unsigned int attachment, unsigned int textarget, unsigned int texture, int level);
void (*glDrawBuffers)(int n, const unsigned int *bufs);
@@ -276,11 +285,14 @@ struct gsr_egl {
int (*glGetUniformLocation)(unsigned int program, const char *name);
void (*glUniform1f)(int location, float v0);
void (*glUniform2f)(int location, float v0, float v1);
void (*glUniform2i)(int location, int v0, int v1);
void (*glUniformMatrix2fv)(int location, int count, unsigned char transpose, const float *value);
void (*glDebugMessageCallback)(GLDEBUGPROC callback, const void *userParam);
void (*glScissor)(int x, int y, int width, int height);
void (*glReadPixels)(int x, int y, int width, int height, unsigned int format, unsigned int type, void *pixels);
void* (*glMapBuffer)(unsigned int target, unsigned int access);
unsigned char (*glUnmapBuffer)(unsigned int target);
void (*glGetIntegerv)(unsigned int pname, int *params);
};
bool gsr_egl_load(gsr_egl *self, gsr_window *window, bool is_monitor_capture, bool enable_debug);