Differential D6351 Diff 20042 source/blender/gpu/intern/gpu_extensions.c

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source/blender/gpu/intern/gpu_extensions.c

Show First 20 Lines • Show All 87 Lines • ▼ Show 20 Lines	static struct GPUGlobal {
* still be broken. */		* still be broken. */
bool depth_blitting_workaround;		bool depth_blitting_workaround;
/* Crappy driver don't know how to map framebuffer slot to output vars...		/* Crappy driver don't know how to map framebuffer slot to output vars...
* We need to have no "holes" in the output buffer slots. */		* We need to have no "holes" in the output buffer slots. */
bool unused_fb_slot_workaround;		bool unused_fb_slot_workaround;
/* Some crappy Intel drivers don't work well with shaders created in different		/* Some crappy Intel drivers don't work well with shaders created in different
* rendering contexts. */		* rendering contexts. */
bool context_local_shaders_workaround;		bool context_local_shaders_workaround;
		/* Unmaintained NVIDIA drivers contain certain bugs we need to workaround. */
		bool legacy_nvidia_driver;
} GG = {1, 0};		} GG = {1, 0};

static void gpu_detect_mip_render_workaround(void)		static void gpu_detect_mip_render_workaround(void)
{		{
int cube_size = 2;		int cube_size = 2;
float source_pix = MEM_callocN(sizeof(float) 4 * 6 * cube_size * cube_size, __func__);		float source_pix = MEM_callocN(sizeof(float) 4 * 6 * cube_size * cube_size, __func__);
float clear_color[4] = {1.0f, 0.5f, 0.0f, 0.0f};		float clear_color[4] = {1.0f, 0.5f, 0.0f, 0.0f};

▲ Show 20 Lines • Show All 107 Lines • ▼ Show 20 Lines	bool GPU_unused_fb_slot_workaround(void)
return GG.unused_fb_slot_workaround;		return GG.unused_fb_slot_workaround;
}		}

bool GPU_context_local_shaders_workaround(void)		bool GPU_context_local_shaders_workaround(void)
{		{
return GG.context_local_shaders_workaround;		return GG.context_local_shaders_workaround;
}		}

		bool GPU_legacy_nvidia_driver(void)
		{
		return GG.legacy_nvidia_driver;
		}

bool GPU_crappy_amd_driver(void)		bool GPU_crappy_amd_driver(void)
{		{
/* Currently are the same drivers with the `unused_fb_slot` problem. */		/* Currently are the same drivers with the `unused_fb_slot` problem. */
return GPU_unused_fb_slot_workaround();		return GPU_unused_fb_slot_workaround();
}		}

void gpu_extensions_init(void)		void gpu_extensions_init(void)
{		{
▲ Show 20 Lines • Show All 49 Lines • ▼ Show 20 Lines	if (strstr(renderer, "AMD Radeon Pro") \|\| strstr(renderer, "AMD Radeon R9") \|\|
strstr(renderer, "AMD Radeon RX")) {		strstr(renderer, "AMD Radeon RX")) {
GG.depth_blitting_workaround = true;		GG.depth_blitting_workaround = true;
}		}
}		}

GG.glew_arb_base_instance_is_supported = GLEW_ARB_base_instance;		GG.glew_arb_base_instance_is_supported = GLEW_ARB_base_instance;
gpu_detect_mip_render_workaround();		gpu_detect_mip_render_workaround();

		if (GPU_type_matches(GPU_DEVICE_NVIDIA, GPU_OS_ANY, GPU_DRIVER_OFFICIAL)) {
		char *driver_version_str = strstr(version, "NVIDIA ") + 7;
		int driver_major_version = (int)strtol(driver_version_str, NULL, 10);
		if (driver_major_version > 0 && driver_major_version < 400) {
		GG.legacy_nvidia_driver = true;
		}
		}

if (G.debug & G_DEBUG_GPU_FORCE_WORKAROUNDS) {		if (G.debug & G_DEBUG_GPU_FORCE_WORKAROUNDS) {
printf("\n");		printf("\n");
printf("GPU: Bypassing workaround detection.\n");		printf("GPU: Bypassing workaround detection.\n");
printf("GPU: OpenGL identification strings\n");		printf("GPU: OpenGL identification strings\n");
printf("GPU: vendor: %s\n", vendor);		printf("GPU: vendor: %s\n", vendor);
printf("GPU: renderer: %s\n", renderer);		printf("GPU: renderer: %s\n", renderer);
printf("GPU: version: %s\n\n", version);		printf("GPU: version: %s\n\n", version);
GG.mip_render_workaround = true;		GG.mip_render_workaround = true;
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