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Diffstat (limited to 'intern/cycles/kernel/kernels/opencl/kernel_opencl_image.h')
-rw-r--r--intern/cycles/kernel/kernels/opencl/kernel_opencl_image.h425
1 files changed, 214 insertions, 211 deletions
diff --git a/intern/cycles/kernel/kernels/opencl/kernel_opencl_image.h b/intern/cycles/kernel/kernels/opencl/kernel_opencl_image.h
index 79af831c2fb..b6390679331 100644
--- a/intern/cycles/kernel/kernels/opencl/kernel_opencl_image.h
+++ b/intern/cycles/kernel/kernels/opencl/kernel_opencl_image.h
@@ -16,254 +16,257 @@
/* For OpenCL we do manual lookup and interpolation. */
-ccl_device_inline ccl_global TextureInfo* kernel_tex_info(KernelGlobals *kg, uint id) {
- const uint tex_offset = id
-#define KERNEL_TEX(type, name) + 1
+ccl_device_inline ccl_global TextureInfo *kernel_tex_info(KernelGlobals *kg, uint id)
+{
+ const uint tex_offset = id
+#define KERNEL_TEX(type, name) +1
#include "kernel/kernel_textures.h"
- ;
+ ;
- return &((ccl_global TextureInfo*)kg->buffers[0])[tex_offset];
+ return &((ccl_global TextureInfo *)kg->buffers[0])[tex_offset];
}
-#define tex_fetch(type, info, index) ((ccl_global type*)(kg->buffers[info->cl_buffer] + info->data))[(index)]
+#define tex_fetch(type, info, index) \
+ ((ccl_global type *)(kg->buffers[info->cl_buffer] + info->data))[(index)]
ccl_device_inline int svm_image_texture_wrap_periodic(int x, int width)
{
- x %= width;
- if(x < 0)
- x += width;
- return x;
+ 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);
+ return clamp(x, 0, width - 1);
}
-ccl_device_inline float4 svm_image_texture_read(KernelGlobals *kg, const ccl_global TextureInfo *info, int id, int offset)
+ccl_device_inline float4 svm_image_texture_read(KernelGlobals *kg,
+ const ccl_global TextureInfo *info,
+ int id,
+ int offset)
{
- const int texture_type = kernel_tex_type(id);
-
- /* Float4 */
- if(texture_type == IMAGE_DATA_TYPE_FLOAT4) {
- return tex_fetch(float4, info, offset);
- }
- /* Byte4 */
- else if(texture_type == IMAGE_DATA_TYPE_BYTE4) {
- uchar4 r = tex_fetch(uchar4, info, offset);
- float f = 1.0f/255.0f;
- return make_float4(r.x*f, r.y*f, r.z*f, r.w*f);
- }
- /* Ushort4 */
- else if(texture_type == IMAGE_DATA_TYPE_USHORT4) {
- ushort4 r = tex_fetch(ushort4, info, offset);
- float f = 1.0f/65535.f;
- return make_float4(r.x*f, r.y*f, r.z*f, r.w*f);
- }
- /* Float */
- else if(texture_type == IMAGE_DATA_TYPE_FLOAT) {
- float f = tex_fetch(float, info, offset);
- return make_float4(f, f, f, 1.0f);
- }
- /* UShort */
- else if(texture_type == IMAGE_DATA_TYPE_USHORT) {
- ushort r = tex_fetch(ushort, info, offset);
- float f = r * (1.0f / 65535.0f);
- return make_float4(f, f, f, 1.0f);
- }
- /* Byte */
+ const int texture_type = kernel_tex_type(id);
+
+ /* Float4 */
+ if (texture_type == IMAGE_DATA_TYPE_FLOAT4) {
+ return tex_fetch(float4, info, offset);
+ }
+ /* Byte4 */
+ else if (texture_type == IMAGE_DATA_TYPE_BYTE4) {
+ uchar4 r = tex_fetch(uchar4, info, offset);
+ float f = 1.0f / 255.0f;
+ return make_float4(r.x * f, r.y * f, r.z * f, r.w * f);
+ }
+ /* Ushort4 */
+ else if (texture_type == IMAGE_DATA_TYPE_USHORT4) {
+ ushort4 r = tex_fetch(ushort4, info, offset);
+ float f = 1.0f / 65535.f;
+ return make_float4(r.x * f, r.y * f, r.z * f, r.w * f);
+ }
+ /* Float */
+ else if (texture_type == IMAGE_DATA_TYPE_FLOAT) {
+ float f = tex_fetch(float, info, offset);
+ return make_float4(f, f, f, 1.0f);
+ }
+ /* UShort */
+ else if (texture_type == IMAGE_DATA_TYPE_USHORT) {
+ ushort r = tex_fetch(ushort, info, offset);
+ float f = r * (1.0f / 65535.0f);
+ return make_float4(f, f, f, 1.0f);
+ }
+ /* Byte */
#ifdef cl_khr_fp16
- /* half and half4 are optional in OpenCL */
- else if(texture_type == IMAGE_DATA_TYPE_HALF) {
- float f = tex_fetch(half, info, offset);
- return make_float4(f, f, f, 1.0f);
- }
- else if(texture_type == IMAGE_DATA_TYPE_HALF4) {
- half4 r = tex_fetch(half4, info, offset);
- return make_float4(r.x, r.y, r.z, r.w);
- }
+ /* half and half4 are optional in OpenCL */
+ else if (texture_type == IMAGE_DATA_TYPE_HALF) {
+ float f = tex_fetch(half, info, offset);
+ return make_float4(f, f, f, 1.0f);
+ }
+ else if (texture_type == IMAGE_DATA_TYPE_HALF4) {
+ half4 r = tex_fetch(half4, info, offset);
+ return make_float4(r.x, r.y, r.z, r.w);
+ }
#endif
- else {
- uchar r = tex_fetch(uchar, info, offset);
- float f = r * (1.0f/255.0f);
- return make_float4(f, f, f, 1.0f);
- }
+ else {
+ uchar r = tex_fetch(uchar, info, offset);
+ float f = r * (1.0f / 255.0f);
+ return make_float4(f, f, f, 1.0f);
+ }
}
ccl_device_inline float4 svm_image_texture_read_2d(KernelGlobals *kg, int id, int x, int y)
{
- const ccl_global TextureInfo *info = kernel_tex_info(kg, id);
-
- /* Wrap */
- if(info->extension == EXTENSION_REPEAT) {
- x = svm_image_texture_wrap_periodic(x, info->width);
- y = svm_image_texture_wrap_periodic(y, info->height);
- }
- else {
- x = svm_image_texture_wrap_clamp(x, info->width);
- y = svm_image_texture_wrap_clamp(y, info->height);
- }
-
- int offset = x + info->width * y;
- return svm_image_texture_read(kg, info, id, offset);
+ const ccl_global TextureInfo *info = kernel_tex_info(kg, id);
+
+ /* Wrap */
+ if (info->extension == EXTENSION_REPEAT) {
+ x = svm_image_texture_wrap_periodic(x, info->width);
+ y = svm_image_texture_wrap_periodic(y, info->height);
+ }
+ else {
+ x = svm_image_texture_wrap_clamp(x, info->width);
+ y = svm_image_texture_wrap_clamp(y, info->height);
+ }
+
+ int offset = x + info->width * y;
+ return svm_image_texture_read(kg, info, id, offset);
}
ccl_device_inline float4 svm_image_texture_read_3d(KernelGlobals *kg, int id, int x, int y, int z)
{
- const ccl_global TextureInfo *info = kernel_tex_info(kg, id);
-
- /* Wrap */
- if(info->extension == EXTENSION_REPEAT) {
- x = svm_image_texture_wrap_periodic(x, info->width);
- y = svm_image_texture_wrap_periodic(y, info->height);
- z = svm_image_texture_wrap_periodic(z, info->depth);
- }
- else {
- x = svm_image_texture_wrap_clamp(x, info->width);
- y = svm_image_texture_wrap_clamp(y, info->height);
- z = svm_image_texture_wrap_clamp(z, info->depth);
- }
-
- int offset = x + info->width * y + info->width * info->height * z;
- return svm_image_texture_read(kg, info, id, offset);
+ const ccl_global TextureInfo *info = kernel_tex_info(kg, id);
+
+ /* Wrap */
+ if (info->extension == EXTENSION_REPEAT) {
+ x = svm_image_texture_wrap_periodic(x, info->width);
+ y = svm_image_texture_wrap_periodic(y, info->height);
+ z = svm_image_texture_wrap_periodic(z, info->depth);
+ }
+ else {
+ x = svm_image_texture_wrap_clamp(x, info->width);
+ y = svm_image_texture_wrap_clamp(y, info->height);
+ z = svm_image_texture_wrap_clamp(z, info->depth);
+ }
+
+ int offset = x + info->width * y + info->width * info->height * z;
+ return svm_image_texture_read(kg, info, id, offset);
}
-
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;
+ int i = float_to_int(x) - ((x < 0.0f) ? 1 : 0);
+ *ix = i;
+ return x - (float)i;
}
#define SET_CUBIC_SPLINE_WEIGHTS(u, t) \
- { \
- u[0] = (((-1.0f/6.0f)* t + 0.5f) * t - 0.5f) * t + (1.0f/6.0f); \
- u[1] = (( 0.5f * t - 1.0f) * t ) * t + (2.0f/3.0f); \
- u[2] = (( -0.5f * t + 0.5f) * t + 0.5f) * t + (1.0f/6.0f); \
- u[3] = (1.0f / 6.0f) * t * t * t; \
- } (void) 0
+ { \
+ u[0] = (((-1.0f / 6.0f) * t + 0.5f) * t - 0.5f) * t + (1.0f / 6.0f); \
+ u[1] = ((0.5f * t - 1.0f) * t) * t + (2.0f / 3.0f); \
+ u[2] = ((-0.5f * t + 0.5f) * t + 0.5f) * t + (1.0f / 6.0f); \
+ u[3] = (1.0f / 6.0f) * t * t * t; \
+ } \
+ (void)0
ccl_device float4 kernel_tex_image_interp(KernelGlobals *kg, int id, float x, float y)
{
- const ccl_global TextureInfo *info = kernel_tex_info(kg, id);
-
- if(info->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);
- }
- }
-
- if(info->interpolation == INTERPOLATION_CLOSEST) {
- /* Closest interpolation. */
- int ix, iy;
- svm_image_texture_frac(x*info->width, &ix);
- svm_image_texture_frac(y*info->height, &iy);
-
- return svm_image_texture_read_2d(kg, id, ix, iy);
- }
- else if(info->interpolation == INTERPOLATION_LINEAR) {
- /* Bilinear interpolation. */
- int ix, iy;
- float tx = svm_image_texture_frac(x*info->width - 0.5f, &ix);
- float ty = svm_image_texture_frac(y*info->height - 0.5f, &iy);
-
- float4 r;
- r = (1.0f - ty)*(1.0f - tx)*svm_image_texture_read_2d(kg, id, ix, iy);
- r += (1.0f - ty)*tx*svm_image_texture_read_2d(kg, id, ix+1, iy);
- r += ty*(1.0f - tx)*svm_image_texture_read_2d(kg, id, ix, iy+1);
- r += ty*tx*svm_image_texture_read_2d(kg, id, ix+1, iy+1);
- return r;
- }
- else {
- /* Bicubic interpolation. */
- int ix, iy;
- float tx = svm_image_texture_frac(x*info->width - 0.5f, &ix);
- float ty = svm_image_texture_frac(y*info->height - 0.5f, &iy);
-
- float u[4], v[4];
- SET_CUBIC_SPLINE_WEIGHTS(u, tx);
- SET_CUBIC_SPLINE_WEIGHTS(v, ty);
-
- float4 r = make_float4(0.0f, 0.0f, 0.0f, 0.0f);
-
- for(int y = 0; y < 4; y++) {
- for(int x = 0; x < 4; x++) {
- float weight = u[x]*v[y];
- r += weight*svm_image_texture_read_2d(kg, id, ix+x-1, iy+y-1);
- }
- }
- return r;
- }
+ const ccl_global TextureInfo *info = kernel_tex_info(kg, id);
+
+ if (info->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);
+ }
+ }
+
+ if (info->interpolation == INTERPOLATION_CLOSEST) {
+ /* Closest interpolation. */
+ int ix, iy;
+ svm_image_texture_frac(x * info->width, &ix);
+ svm_image_texture_frac(y * info->height, &iy);
+
+ return svm_image_texture_read_2d(kg, id, ix, iy);
+ }
+ else if (info->interpolation == INTERPOLATION_LINEAR) {
+ /* Bilinear interpolation. */
+ int ix, iy;
+ float tx = svm_image_texture_frac(x * info->width - 0.5f, &ix);
+ float ty = svm_image_texture_frac(y * info->height - 0.5f, &iy);
+
+ float4 r;
+ r = (1.0f - ty) * (1.0f - tx) * svm_image_texture_read_2d(kg, id, ix, iy);
+ r += (1.0f - ty) * tx * svm_image_texture_read_2d(kg, id, ix + 1, iy);
+ r += ty * (1.0f - tx) * svm_image_texture_read_2d(kg, id, ix, iy + 1);
+ r += ty * tx * svm_image_texture_read_2d(kg, id, ix + 1, iy + 1);
+ return r;
+ }
+ else {
+ /* Bicubic interpolation. */
+ int ix, iy;
+ float tx = svm_image_texture_frac(x * info->width - 0.5f, &ix);
+ float ty = svm_image_texture_frac(y * info->height - 0.5f, &iy);
+
+ float u[4], v[4];
+ SET_CUBIC_SPLINE_WEIGHTS(u, tx);
+ SET_CUBIC_SPLINE_WEIGHTS(v, ty);
+
+ float4 r = make_float4(0.0f, 0.0f, 0.0f, 0.0f);
+
+ for (int y = 0; y < 4; y++) {
+ for (int x = 0; x < 4; x++) {
+ float weight = u[x] * v[y];
+ r += weight * svm_image_texture_read_2d(kg, id, ix + x - 1, iy + y - 1);
+ }
+ }
+ return r;
+ }
}
-
-ccl_device float4 kernel_tex_image_interp_3d(KernelGlobals *kg, int id, float x, float y, float z, int interp)
+ccl_device float4
+kernel_tex_image_interp_3d(KernelGlobals *kg, int id, float x, float y, float z, int interp)
{
- const ccl_global TextureInfo *info = kernel_tex_info(kg, id);
-
- if(info->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);
- }
- }
-
- uint interpolation = (interp == INTERPOLATION_NONE)? info->interpolation: interp;
-
- if(interpolation == INTERPOLATION_CLOSEST) {
- /* Closest interpolation. */
- int ix, iy, iz;
- svm_image_texture_frac(x*info->width, &ix);
- svm_image_texture_frac(y*info->height, &iy);
- svm_image_texture_frac(z*info->depth, &iz);
-
- return svm_image_texture_read_3d(kg, id, ix, iy, iz);
- }
- else if(interpolation == INTERPOLATION_LINEAR) {
- /* Bilinear interpolation. */
- int ix, iy, iz;
- float tx = svm_image_texture_frac(x*info->width - 0.5f, &ix);
- float ty = svm_image_texture_frac(y*info->height - 0.5f, &iy);
- float tz = svm_image_texture_frac(z*info->depth - 0.5f, &iz);
-
- float4 r;
- r = (1.0f - tz)*(1.0f - ty)*(1.0f - tx)*svm_image_texture_read_3d(kg, id, ix, iy, iz);
- r += (1.0f - tz)*(1.0f - ty)*tx*svm_image_texture_read_3d(kg, id, ix+1, iy, iz);
- r += (1.0f - tz)*ty*(1.0f - tx)*svm_image_texture_read_3d(kg, id, ix, iy+1, iz);
- r += (1.0f - tz)*ty*tx*svm_image_texture_read_3d(kg, id, ix+1, iy+1, iz);
-
- r += tz*(1.0f - ty)*(1.0f - tx)*svm_image_texture_read_3d(kg, id, ix, iy, iz+1);
- r += tz*(1.0f - ty)*tx*svm_image_texture_read_3d(kg, id, ix+1, iy, iz+1);
- r += tz*ty*(1.0f - tx)*svm_image_texture_read_3d(kg, id, ix, iy+1, iz+1);
- r += tz*ty*tx*svm_image_texture_read_3d(kg, id, ix+1, iy+1, iz+1);
- return r;
- }
- else {
- /* Bicubic interpolation. */
- int ix, iy, iz;
- float tx = svm_image_texture_frac(x*info->width - 0.5f, &ix);
- float ty = svm_image_texture_frac(y*info->height - 0.5f, &iy);
- float tz = svm_image_texture_frac(z*info->depth - 0.5f, &iz);
-
- float u[4], v[4], w[4];
- SET_CUBIC_SPLINE_WEIGHTS(u, tx);
- SET_CUBIC_SPLINE_WEIGHTS(v, ty);
- SET_CUBIC_SPLINE_WEIGHTS(w, tz);
-
- float4 r = make_float4(0.0f, 0.0f, 0.0f, 0.0f);
-
- for(int z = 0; z < 4; z++) {
- for(int y = 0; y < 4; y++) {
- for(int x = 0; x < 4; x++) {
- float weight = u[x]*v[y]*w[z];
- r += weight*svm_image_texture_read_3d(kg, id, ix+x-1, iy+y-1, iz+z-1);
- }
- }
- }
- return r;
- }
+ const ccl_global TextureInfo *info = kernel_tex_info(kg, id);
+
+ if (info->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);
+ }
+ }
+
+ uint interpolation = (interp == INTERPOLATION_NONE) ? info->interpolation : interp;
+
+ if (interpolation == INTERPOLATION_CLOSEST) {
+ /* Closest interpolation. */
+ int ix, iy, iz;
+ svm_image_texture_frac(x * info->width, &ix);
+ svm_image_texture_frac(y * info->height, &iy);
+ svm_image_texture_frac(z * info->depth, &iz);
+
+ return svm_image_texture_read_3d(kg, id, ix, iy, iz);
+ }
+ else if (interpolation == INTERPOLATION_LINEAR) {
+ /* Bilinear interpolation. */
+ int ix, iy, iz;
+ float tx = svm_image_texture_frac(x * info->width - 0.5f, &ix);
+ float ty = svm_image_texture_frac(y * info->height - 0.5f, &iy);
+ float tz = svm_image_texture_frac(z * info->depth - 0.5f, &iz);
+
+ float4 r;
+ r = (1.0f - tz) * (1.0f - ty) * (1.0f - tx) * svm_image_texture_read_3d(kg, id, ix, iy, iz);
+ r += (1.0f - tz) * (1.0f - ty) * tx * svm_image_texture_read_3d(kg, id, ix + 1, iy, iz);
+ r += (1.0f - tz) * ty * (1.0f - tx) * svm_image_texture_read_3d(kg, id, ix, iy + 1, iz);
+ r += (1.0f - tz) * ty * tx * svm_image_texture_read_3d(kg, id, ix + 1, iy + 1, iz);
+
+ r += tz * (1.0f - ty) * (1.0f - tx) * svm_image_texture_read_3d(kg, id, ix, iy, iz + 1);
+ r += tz * (1.0f - ty) * tx * svm_image_texture_read_3d(kg, id, ix + 1, iy, iz + 1);
+ r += tz * ty * (1.0f - tx) * svm_image_texture_read_3d(kg, id, ix, iy + 1, iz + 1);
+ r += tz * ty * tx * svm_image_texture_read_3d(kg, id, ix + 1, iy + 1, iz + 1);
+ return r;
+ }
+ else {
+ /* Bicubic interpolation. */
+ int ix, iy, iz;
+ float tx = svm_image_texture_frac(x * info->width - 0.5f, &ix);
+ float ty = svm_image_texture_frac(y * info->height - 0.5f, &iy);
+ float tz = svm_image_texture_frac(z * info->depth - 0.5f, &iz);
+
+ float u[4], v[4], w[4];
+ SET_CUBIC_SPLINE_WEIGHTS(u, tx);
+ SET_CUBIC_SPLINE_WEIGHTS(v, ty);
+ SET_CUBIC_SPLINE_WEIGHTS(w, tz);
+
+ float4 r = make_float4(0.0f, 0.0f, 0.0f, 0.0f);
+
+ for (int z = 0; z < 4; z++) {
+ for (int y = 0; y < 4; y++) {
+ for (int x = 0; x < 4; x++) {
+ float weight = u[x] * v[y] * w[z];
+ r += weight * svm_image_texture_read_3d(kg, id, ix + x - 1, iy + y - 1, iz + z - 1);
+ }
+ }
+ }
+ return r;
+ }
}
#undef SET_CUBIC_SPLINE_WEIGHTS
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