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intern/cycles/kernel/svm/svm_image.h

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* See the License for the specific language governing permissions and * See the License for the specific language governing permissions and
* limitations under the License. * limitations under the License.
*/ */
CCL_NAMESPACE_BEGIN CCL_NAMESPACE_BEGIN
/* Float4 textures on various devices. */ /* Float4 textures on various devices. */
#if defined(__KERNEL_CPU__) #if defined(__KERNEL_CPU__)
#define TEX_NUM_FLOAT4_IMAGES TEX_NUM_FLOAT4_IMAGES_CPU # define TEX_NUM_FLOAT4_IMAGES TEX_NUM_FLOAT4_IMAGES_CPU
#elif defined(__KERNEL_CUDA__) #elif defined(__KERNEL_CUDA__)
# if __CUDA_ARCH__ < 300
#define TEX_NUM_FLOAT4_IMAGES TEX_NUM_FLOAT4_IMAGES_CUDA # define TEX_NUM_FLOAT4_IMAGES TEX_NUM_FLOAT4_IMAGES_CUDA
#else # else
# define TEX_NUM_FLOAT4_IMAGES TEX_NUM_FLOAT4_IMAGES_CUDA_KEPLER
# endif
#else
#define TEX_NUM_FLOAT4_IMAGES TEX_NUM_FLOAT4_IMAGES_OPENCL # define TEX_NUM_FLOAT4_IMAGES TEX_NUM_FLOAT4_IMAGES_OPENCL
#endif #endif
#ifdef __KERNEL_OPENCL__ #ifdef __KERNEL_OPENCL__
/* For OpenCL all images are packed in a single array, and we do manual lookup /* For OpenCL all images are packed in a single array, and we do manual lookup
* and interpolation. */ * and interpolation. */
ccl_device_inline float4 svm_image_texture_read(KernelGlobals *kg, int id, int offset) ccl_device_inline float4 svm_image_texture_read(KernelGlobals *kg, int id, int offset)
▲ Show 20 Lines • Show All 112 Lines • ▼ Show 20 Lines# ifdef __KERNEL_SSE2__
float4 &r = (float4 &)r_ssef; float4 &r = (float4 &)r_ssef;
r = kernel_tex_image_interp(id, x, y); r = kernel_tex_image_interp(id, x, y);
# else # else
float4 r = kernel_tex_image_interp(id, x, y); float4 r = kernel_tex_image_interp(id, x, y);
# endif # endif
#else #else
float4 r; float4 r;
# if __CUDA_ARCH__ < 300
/* not particularly proud of this massive switch, what are the /* not particularly proud of this massive switch, what are the
* alternatives? * alternatives?
* - use a single big 1D texture, and do our own lookup/filtering * - use a single big 1D texture, and do our own lookup/filtering
* - group by size and use a 3d texture, performance impact * - group by size and use a 3d texture, performance impact
* - group into larger texture with some padding for correct lerp * - group into larger texture with some padding for correct lerp
* *
* also note that cuda has a textures limit (128 for Fermi, 256 for Kepler), * also note that cuda has a textures limit (128 for Fermi, 256 for Kepler),
* and we cannot use all since we still need some for other storage */ * and we cannot use all since we still need some for other storage */
▲ Show 20 Lines • Show All 87 Lines • ▼ Show 20 Lines switch(id) {
case 85: r = kernel_tex_image_interp(__tex_image_byte4_085, x, y); break; case 85: r = kernel_tex_image_interp(__tex_image_byte4_085, x, y); break;
case 86: r = kernel_tex_image_interp(__tex_image_byte4_086, x, y); break; case 86: r = kernel_tex_image_interp(__tex_image_byte4_086, x, y); break;
case 87: r = kernel_tex_image_interp(__tex_image_byte4_087, x, y); break; case 87: r = kernel_tex_image_interp(__tex_image_byte4_087, x, y); break;
case 88: r = kernel_tex_image_interp(__tex_image_byte4_088, x, y); break; case 88: r = kernel_tex_image_interp(__tex_image_byte4_088, x, y); break;
case 89: r = kernel_tex_image_interp(__tex_image_byte4_089, x, y); break; case 89: r = kernel_tex_image_interp(__tex_image_byte4_089, x, y); break;
case 90: r = kernel_tex_image_interp(__tex_image_byte4_090, x, y); break; case 90: r = kernel_tex_image_interp(__tex_image_byte4_090, x, y); break;
case 91: r = kernel_tex_image_interp(__tex_image_byte4_091, x, y); break; case 91: r = kernel_tex_image_interp(__tex_image_byte4_091, x, y); break;
case 92: r = kernel_tex_image_interp(__tex_image_byte4_092, x, y); break; case 92: r = kernel_tex_image_interp(__tex_image_byte4_092, x, y); break;
# if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 300)
case 93: r = kernel_tex_image_interp(__tex_image_byte4_093, x, y); break;
case 94: r = kernel_tex_image_interp(__tex_image_byte4_094, x, y); break;
case 95: r = kernel_tex_image_interp(__tex_image_byte4_095, x, y); break;
case 96: r = kernel_tex_image_interp(__tex_image_byte4_096, x, y); break;
case 97: r = kernel_tex_image_interp(__tex_image_byte4_097, x, y); break;
case 98: r = kernel_tex_image_interp(__tex_image_byte4_098, x, y); break;
case 99: r = kernel_tex_image_interp(__tex_image_byte4_099, x, y); break;
case 100: r = kernel_tex_image_interp(__tex_image_byte4_100, x, y); break;
case 101: r = kernel_tex_image_interp(__tex_image_byte4_101, x, y); break;
case 102: r = kernel_tex_image_interp(__tex_image_byte4_102, x, y); break;
case 103: r = kernel_tex_image_interp(__tex_image_byte4_103, x, y); break;
case 104: r = kernel_tex_image_interp(__tex_image_byte4_104, x, y); break;
case 105: r = kernel_tex_image_interp(__tex_image_byte4_105, x, y); break;
case 106: r = kernel_tex_image_interp(__tex_image_byte4_106, x, y); break;
case 107: r = kernel_tex_image_interp(__tex_image_byte4_107, x, y); break;
case 108: r = kernel_tex_image_interp(__tex_image_byte4_108, x, y); break;
case 109: r = kernel_tex_image_interp(__tex_image_byte4_109, x, y); break;
case 110: r = kernel_tex_image_interp(__tex_image_byte4_110, x, y); break;
case 111: r = kernel_tex_image_interp(__tex_image_byte4_111, x, y); break;
case 112: r = kernel_tex_image_interp(__tex_image_byte4_112, x, y); break;
case 113: r = kernel_tex_image_interp(__tex_image_byte4_113, x, y); break;
case 114: r = kernel_tex_image_interp(__tex_image_byte4_114, x, y); break;
case 115: r = kernel_tex_image_interp(__tex_image_byte4_115, x, y); break;
case 116: r = kernel_tex_image_interp(__tex_image_byte4_116, x, y); break;
case 117: r = kernel_tex_image_interp(__tex_image_byte4_117, x, y); break;
case 118: r = kernel_tex_image_interp(__tex_image_byte4_118, x, y); break;
case 119: r = kernel_tex_image_interp(__tex_image_byte4_119, x, y); break;
case 120: r = kernel_tex_image_interp(__tex_image_byte4_120, x, y); break;
case 121: r = kernel_tex_image_interp(__tex_image_byte4_121, x, y); break;
case 122: r = kernel_tex_image_interp(__tex_image_byte4_122, x, y); break;
case 123: r = kernel_tex_image_interp(__tex_image_byte4_123, x, y); break;
case 124: r = kernel_tex_image_interp(__tex_image_byte4_124, x, y); break;
case 125: r = kernel_tex_image_interp(__tex_image_byte4_125, x, y); break;
case 126: r = kernel_tex_image_interp(__tex_image_byte4_126, x, y); break;
case 127: r = kernel_tex_image_interp(__tex_image_byte4_127, x, y); break;
case 128: r = kernel_tex_image_interp(__tex_image_byte4_128, x, y); break;
case 129: r = kernel_tex_image_interp(__tex_image_byte4_129, x, y); break;
case 130: r = kernel_tex_image_interp(__tex_image_byte4_130, x, y); break;
case 131: r = kernel_tex_image_interp(__tex_image_byte4_131, x, y); break;
case 132: r = kernel_tex_image_interp(__tex_image_byte4_132, x, y); break;
case 133: r = kernel_tex_image_interp(__tex_image_byte4_133, x, y); break;
case 134: r = kernel_tex_image_interp(__tex_image_byte4_134, x, y); break;
case 135: r = kernel_tex_image_interp(__tex_image_byte4_135, x, y); break;
case 136: r = kernel_tex_image_interp(__tex_image_byte4_136, x, y); break;
case 137: r = kernel_tex_image_interp(__tex_image_byte4_137, x, y); break;
case 138: r = kernel_tex_image_interp(__tex_image_byte4_138, x, y); break;
case 139: r = kernel_tex_image_interp(__tex_image_byte4_139, x, y); break;
case 140: r = kernel_tex_image_interp(__tex_image_byte4_140, x, y); break;
case 141: r = kernel_tex_image_interp(__tex_image_byte4_141, x, y); break;
case 142: r = kernel_tex_image_interp(__tex_image_byte4_142, x, y); break;
case 143: r = kernel_tex_image_interp(__tex_image_byte4_143, x, y); break;
case 144: r = kernel_tex_image_interp(__tex_image_byte4_144, x, y); break;
case 145: r = kernel_tex_image_interp(__tex_image_byte4_145, x, y); break;
case 146: r = kernel_tex_image_interp(__tex_image_byte4_146, x, y); break;
case 147: r = kernel_tex_image_interp(__tex_image_byte4_147, x, y); break;
case 148: r = kernel_tex_image_interp(__tex_image_byte4_148, x, y); break;
case 149: r = kernel_tex_image_interp(__tex_image_byte4_149, x, y); break;
case 150: r = kernel_tex_image_interp(__tex_image_byte4_150, x, y); break;
# endif
default: default:
kernel_assert(0); kernel_assert(0);
return make_float4(0.0f, 0.0f, 0.0f, 0.0f); return make_float4(0.0f, 0.0f, 0.0f, 0.0f);
} }
# else
CUtexObject tex = kernel_tex_fetch(__bindless_mapping, id);
if(id < 2048) /* TODO(dingto): Make this a variable */
r = kernel_tex_image_interp_float4(tex, x, y);
else {
float f = kernel_tex_image_interp_float(tex, x, y);
r = make_float4(f, f, f, 1.0);
}
# endif
#endif #endif
#ifdef __KERNEL_SSE2__ #ifdef __KERNEL_SSE2__
float alpha = r.w; float alpha = r.w;
if(use_alpha && alpha != 1.0f && alpha != 0.0f) { if(use_alpha && alpha != 1.0f && alpha != 0.0f) {
r_ssef = r_ssef / ssef(alpha); r_ssef = r_ssef / ssef(alpha);
if(id >= TEX_NUM_FLOAT4_IMAGES) if(id >= TEX_NUM_FLOAT4_IMAGES)
▲ Show 20 Lines • Show All 190 Lines • Show Last 20 Lines