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path: root/intern/cycles/kernel/kernel_image_opencl.h
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Diffstat (limited to 'intern/cycles/kernel/kernel_image_opencl.h')
-rw-r--r--intern/cycles/kernel/kernel_image_opencl.h231
1 files changed, 0 insertions, 231 deletions
diff --git a/intern/cycles/kernel/kernel_image_opencl.h b/intern/cycles/kernel/kernel_image_opencl.h
deleted file mode 100644
index 0352c58037d..00000000000
--- a/intern/cycles/kernel/kernel_image_opencl.h
+++ /dev/null
@@ -1,231 +0,0 @@
-/*
- * Copyright 2016 Blender Foundation
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-
-/* For OpenCL all images are packed in a single array, and we do manual lookup
- * and interpolation. */
-
-ccl_device_inline float4 svm_image_texture_read(KernelGlobals *kg, int id, int offset)
-{
- /* Float4 */
- if(id < TEX_START_BYTE4_OPENCL) {
- return kernel_tex_fetch(__tex_image_float4_packed, offset);
- }
- /* Byte4 */
- else if(id < TEX_START_FLOAT_OPENCL) {
- uchar4 r = kernel_tex_fetch(__tex_image_byte4_packed, offset);
- float f = 1.0f/255.0f;
- return make_float4(r.x*f, r.y*f, r.z*f, r.w*f);
- }
- /* Float */
- else if(id < TEX_START_BYTE_OPENCL) {
- float f = kernel_tex_fetch(__tex_image_float_packed, offset);
- return make_float4(f, f, f, 1.0f);
- }
- /* Byte */
- else {
- uchar r = kernel_tex_fetch(__tex_image_byte_packed, offset);
- float f = r * (1.0f/255.0f);
- return make_float4(f, f, f, 1.0f);
- }
-}
-
-ccl_device_inline int svm_image_texture_wrap_periodic(int x, int width)
-{
- x %= width;
- if(x < 0)
- x += width;
- return x;
-}
-
-ccl_device_inline int svm_image_texture_wrap_clamp(int x, int width)
-{
- return clamp(x, 0, width-1);
-}
-
-ccl_device_inline float svm_image_texture_frac(float x, int *ix)
-{
- int i = float_to_int(x) - ((x < 0.0f)? 1: 0);
- *ix = i;
- return x - (float)i;
-}
-
-ccl_device float4 kernel_tex_image_interp(KernelGlobals *kg, int id, float x, float y)
-{
- uint4 info = kernel_tex_fetch(__tex_image_packed_info, id*2);
- uint width = info.x;
- uint height = info.y;
- uint offset = info.z;
-
- /* Image Options */
- uint interpolation = (info.w & (1 << 0)) ? INTERPOLATION_CLOSEST : INTERPOLATION_LINEAR;
- uint extension;
- if(info.w & (1 << 1))
- extension = EXTENSION_REPEAT;
- else if(info.w & (1 << 2))
- extension = EXTENSION_EXTEND;
- else
- extension = EXTENSION_CLIP;
-
- float4 r;
- int ix, iy, nix, niy;
- if(interpolation == INTERPOLATION_CLOSEST) {
- svm_image_texture_frac(x*width, &ix);
- svm_image_texture_frac(y*height, &iy);
-
- if(extension == EXTENSION_REPEAT) {
- ix = svm_image_texture_wrap_periodic(ix, width);
- iy = svm_image_texture_wrap_periodic(iy, height);
- }
- else {
- if(extension == EXTENSION_CLIP) {
- if(x < 0.0f || y < 0.0f || x > 1.0f || y > 1.0f) {
- return make_float4(0.0f, 0.0f, 0.0f, 0.0f);
- }
- }
- /* Fall through. */
- /* EXTENSION_EXTEND */
- ix = svm_image_texture_wrap_clamp(ix, width);
- iy = svm_image_texture_wrap_clamp(iy, height);
- }
-
- r = svm_image_texture_read(kg, id, offset + ix + iy*width);
- }
- else { /* INTERPOLATION_LINEAR */
- float tx = svm_image_texture_frac(x*width - 0.5f, &ix);
- float ty = svm_image_texture_frac(y*height - 0.5f, &iy);
-
- if(extension == EXTENSION_REPEAT) {
- ix = svm_image_texture_wrap_periodic(ix, width);
- iy = svm_image_texture_wrap_periodic(iy, height);
-
- nix = svm_image_texture_wrap_periodic(ix+1, width);
- niy = svm_image_texture_wrap_periodic(iy+1, height);
- }
- else {
- if(extension == EXTENSION_CLIP) {
- if(x < 0.0f || y < 0.0f || x > 1.0f || y > 1.0f) {
- return make_float4(0.0f, 0.0f, 0.0f, 0.0f);
- }
- }
- nix = svm_image_texture_wrap_clamp(ix+1, width);
- niy = svm_image_texture_wrap_clamp(iy+1, height);
- ix = svm_image_texture_wrap_clamp(ix, width);
- iy = svm_image_texture_wrap_clamp(iy, height);
- }
-
- r = (1.0f - ty)*(1.0f - tx)*svm_image_texture_read(kg, id, offset + ix + iy*width);
- r += (1.0f - ty)*tx*svm_image_texture_read(kg, id, offset + nix + iy*width);
- r += ty*(1.0f - tx)*svm_image_texture_read(kg, id, offset + ix + niy*width);
- r += ty*tx*svm_image_texture_read(kg, id, offset + nix + niy*width);
- }
-
- return r;
-}
-
-
-ccl_device float4 kernel_tex_image_interp_3d(KernelGlobals *kg, int id, float x, float y, float z)
-{
- uint4 info = kernel_tex_fetch(__tex_image_packed_info, id*2);
- uint width = info.x;
- uint height = info.y;
- uint offset = info.z;
- uint depth = kernel_tex_fetch(__tex_image_packed_info, id*2+1).x;
-
- /* Image Options */
- uint interpolation = (info.w & (1 << 0)) ? INTERPOLATION_CLOSEST : INTERPOLATION_LINEAR;
- uint extension;
- if(info.w & (1 << 1))
- extension = EXTENSION_REPEAT;
- else if(info.w & (1 << 2))
- extension = EXTENSION_EXTEND;
- else
- extension = EXTENSION_CLIP;
-
- float4 r;
- int ix, iy, iz, nix, niy, niz;
- if(interpolation == INTERPOLATION_CLOSEST) {
- svm_image_texture_frac(x*width, &ix);
- svm_image_texture_frac(y*height, &iy);
- svm_image_texture_frac(z*depth, &iz);
-
- if(extension == EXTENSION_REPEAT) {
- ix = svm_image_texture_wrap_periodic(ix, width);
- iy = svm_image_texture_wrap_periodic(iy, height);
- iz = svm_image_texture_wrap_periodic(iz, depth);
- }
- else {
- if(extension == EXTENSION_CLIP) {
- if(x < 0.0f || y < 0.0f || z < 0.0f ||
- x > 1.0f || y > 1.0f || z > 1.0f)
- {
- return make_float4(0.0f, 0.0f, 0.0f, 0.0f);
- }
- }
- /* Fall through. */
- /* EXTENSION_EXTEND */
- ix = svm_image_texture_wrap_clamp(ix, width);
- iy = svm_image_texture_wrap_clamp(iy, height);
- iz = svm_image_texture_wrap_clamp(iz, depth);
- }
- r = svm_image_texture_read(kg, id, offset + ix + iy*width + iz*width*height);
- }
- else { /* INTERPOLATION_LINEAR */
- float tx = svm_image_texture_frac(x*(float)width - 0.5f, &ix);
- float ty = svm_image_texture_frac(y*(float)height - 0.5f, &iy);
- float tz = svm_image_texture_frac(z*(float)depth - 0.5f, &iz);
-
- if(extension == EXTENSION_REPEAT) {
- ix = svm_image_texture_wrap_periodic(ix, width);
- iy = svm_image_texture_wrap_periodic(iy, height);
- iz = svm_image_texture_wrap_periodic(iz, depth);
-
- nix = svm_image_texture_wrap_periodic(ix+1, width);
- niy = svm_image_texture_wrap_periodic(iy+1, height);
- niz = svm_image_texture_wrap_periodic(iz+1, depth);
- }
- else {
- if(extension == EXTENSION_CLIP)
- if(x < 0.0f || y < 0.0f || z < 0.0f ||
- x > 1.0f || y > 1.0f || z > 1.0f)
- {
- return make_float4(0.0f, 0.0f, 0.0f, 0.0f);
- }
- /* Fall through. */
- /* EXTENSION_EXTEND */
- nix = svm_image_texture_wrap_clamp(ix+1, width);
- niy = svm_image_texture_wrap_clamp(iy+1, height);
- niz = svm_image_texture_wrap_clamp(iz+1, depth);
-
- ix = svm_image_texture_wrap_clamp(ix, width);
- iy = svm_image_texture_wrap_clamp(iy, height);
- iz = svm_image_texture_wrap_clamp(iz, depth);
- }
-
- r = (1.0f - tz)*(1.0f - ty)*(1.0f - tx)*svm_image_texture_read(kg, id, offset + ix + iy*width + iz*width*height);
- r += (1.0f - tz)*(1.0f - ty)*tx*svm_image_texture_read(kg, id, offset + nix + iy*width + iz*width*height);
- r += (1.0f - tz)*ty*(1.0f - tx)*svm_image_texture_read(kg, id, offset + ix + niy*width + iz*width*height);
- r += (1.0f - tz)*ty*tx*svm_image_texture_read(kg, id, offset + nix + niy*width + iz*width*height);
-
- r += tz*(1.0f - ty)*(1.0f - tx)*svm_image_texture_read(kg, id, offset + ix + iy*width + niz*width*height);
- r += tz*(1.0f - ty)*tx*svm_image_texture_read(kg, id, offset + nix + iy*width + niz*width*height);
- r += tz*ty*(1.0f - tx)*svm_image_texture_read(kg, id, offset + ix + niy*width + niz*width*height);
- r += tz*ty*tx*svm_image_texture_read(kg, id, offset + nix + niy*width + niz*width*height);
-
- }
-
- return r;
-}
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