Differential D4350 Diff 14205 source/blender/gpu/intern/gpu_extensions.c

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source/blender/gpu/intern/gpu_extensions.c

Show First 20 Lines • Show All 61 Lines • ▼ Show 20 Lines	static struct GPUGlobal {
GLint maxtexlayers;		GLint maxtexlayers;
GLint maxcubemapsize;		GLint maxcubemapsize;
GLint maxtextures;		GLint maxtextures;
GLint maxtexturesfrag;		GLint maxtexturesfrag;
GLint maxtexturesgeom;		GLint maxtexturesgeom;
GLint maxtexturesvert;		GLint maxtexturesvert;
GLint maxubosize;		GLint maxubosize;
GLint maxubobinds;		GLint maxubobinds;
int colordepth;
int samples_color_texture_max;		int samples_color_texture_max;
eGPUDeviceType device;		eGPUDeviceType device;
eGPUOSType os;		eGPUOSType os;
eGPUDriverType driver;		eGPUDriverType driver;
float line_width_range[2];		float line_width_range[2];
/* workaround for different calculation of dfdy factors on GPUs. Some GPUs/drivers		/* workaround for different calculation of dfdy factors on GPUs. Some GPUs/drivers
* calculate dfdy in shader differently when drawing to an offscreen buffer. First		* calculate dfdy in shader differently when drawing to an offscreen buffer. First
* number is factor on screen and second is off-screen */		* number is factor on screen and second is off-screen */
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#ifndef NDEBUG		#ifndef NDEBUG
GLint ret;		GLint ret;
glBindFramebuffer(GL_FRAMEBUFFER, 0);		glBindFramebuffer(GL_FRAMEBUFFER, 0);
glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_FRONT_LEFT, GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE, &ret);		glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_FRONT_LEFT, GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE, &ret);
/* We expect FRONT_LEFT to be the default buffer. */		/* We expect FRONT_LEFT to be the default buffer. */
BLI_assert(ret == GL_FRAMEBUFFER_DEFAULT);		BLI_assert(ret == GL_FRAMEBUFFER_DEFAULT);
#endif		#endif

GLint r, g, b;
glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_FRONT_LEFT, GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE, &r);
glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_FRONT_LEFT, GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE, &g);
glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_FRONT_LEFT, GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE, &b);
GG.colordepth = r + g + b; /* Assumes same depth for RGB. */

glGetIntegerv(GL_MAX_COLOR_TEXTURE_SAMPLES, &GG.samples_color_texture_max);		glGetIntegerv(GL_MAX_COLOR_TEXTURE_SAMPLES, &GG.samples_color_texture_max);

const char vendor = (const char )glGetString(GL_VENDOR);		const char vendor = (const char )glGetString(GL_VENDOR);
const char renderer = (const char )glGetString(GL_RENDERER);		const char renderer = (const char )glGetString(GL_RENDERER);
const char version = (const char )glGetString(GL_VERSION);		const char version = (const char )glGetString(GL_VERSION);

if (strstr(vendor, "ATI") \|\| strstr(vendor, "AMD")) {		if (strstr(vendor, "ATI") \|\| strstr(vendor, "AMD")) {
GG.device = GPU_DEVICE_ATI;		GG.device = GPU_DEVICE_ATI;
▲ Show 20 Lines • Show All 128 Lines • ▼ Show 20 Lines	#endif
GPU_invalid_tex_init();		GPU_invalid_tex_init();
}		}

void gpu_extensions_exit(void)		void gpu_extensions_exit(void)
{		{
GPU_invalid_tex_free();		GPU_invalid_tex_free();
}		}

int GPU_color_depth(void)
{
return GG.colordepth;
}

bool GPU_mem_stats_supported(void)		bool GPU_mem_stats_supported(void)
{		{
return (GLEW_NVX_gpu_memory_info \|\| GLEW_ATI_meminfo) && (G.debug & G_DEBUG_GPU_MEM);		return (GLEW_NVX_gpu_memory_info \|\| GLEW_ATI_meminfo) && (G.debug & G_DEBUG_GPU_MEM);
}		}


void GPU_mem_stats_get(int totalmem, int freemem)		void GPU_mem_stats_get(int totalmem, int freemem)
{		{
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