diff options
author | Brecht Van Lommel <brecht@blender.org> | 2021-10-24 15:19:19 +0300 |
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committer | Brecht Van Lommel <brecht@blender.org> | 2021-10-26 16:36:39 +0300 |
commit | d7d40745fa09061a3117bd3669c5a46bbf611eae (patch) | |
tree | 8dbaca086ecbb09aad62c25e9ece66332fe79af3 /intern/cycles/kernel/film/film_write_passes.h | |
parent | b698fe1e047e56e8ed67ba47464c0017d9c50eea (diff) |
Cycles: changes to source code folders structure
* Split render/ into scene/ and session/. The scene/ folder now contains the
scene and its nodes. The session/ folder contains the render session and
associated data structures like drivers and render buffers.
* Move top level kernel headers into new folders kernel/camera/, kernel/film/,
kernel/light/, kernel/sample/, kernel/util/
* Move integrator related kernel headers into kernel/integrator/
* Move OSL shaders from kernel/shaders/ to kernel/osl/shaders/
For patches and branches, git merge and rebase should be able to detect the
renames and move over code to the right file.
Diffstat (limited to 'intern/cycles/kernel/film/film_write_passes.h')
-rw-r--r-- | intern/cycles/kernel/film/film_write_passes.h | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/intern/cycles/kernel/film/film_write_passes.h b/intern/cycles/kernel/film/film_write_passes.h new file mode 100644 index 00000000000..9d379495629 --- /dev/null +++ b/intern/cycles/kernel/film/film_write_passes.h @@ -0,0 +1,88 @@ +/* + * Copyright 2011-2013 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. + */ + +#pragma once + +#ifdef __KERNEL_GPU__ +# define __ATOMIC_PASS_WRITE__ +#endif + +CCL_NAMESPACE_BEGIN + +ccl_device_inline void kernel_write_pass_float(ccl_global float *ccl_restrict buffer, float value) +{ +#ifdef __ATOMIC_PASS_WRITE__ + atomic_add_and_fetch_float(buffer, value); +#else + *buffer += value; +#endif +} + +ccl_device_inline void kernel_write_pass_float3(ccl_global float *ccl_restrict buffer, + float3 value) +{ +#ifdef __ATOMIC_PASS_WRITE__ + ccl_global float *buf_x = buffer + 0; + ccl_global float *buf_y = buffer + 1; + ccl_global float *buf_z = buffer + 2; + + atomic_add_and_fetch_float(buf_x, value.x); + atomic_add_and_fetch_float(buf_y, value.y); + atomic_add_and_fetch_float(buf_z, value.z); +#else + buffer[0] += value.x; + buffer[1] += value.y; + buffer[2] += value.z; +#endif +} + +ccl_device_inline void kernel_write_pass_float4(ccl_global float *ccl_restrict buffer, + float4 value) +{ +#ifdef __ATOMIC_PASS_WRITE__ + ccl_global float *buf_x = buffer + 0; + ccl_global float *buf_y = buffer + 1; + ccl_global float *buf_z = buffer + 2; + ccl_global float *buf_w = buffer + 3; + + atomic_add_and_fetch_float(buf_x, value.x); + atomic_add_and_fetch_float(buf_y, value.y); + atomic_add_and_fetch_float(buf_z, value.z); + atomic_add_and_fetch_float(buf_w, value.w); +#else + buffer[0] += value.x; + buffer[1] += value.y; + buffer[2] += value.z; + buffer[3] += value.w; +#endif +} + +ccl_device_inline float kernel_read_pass_float(ccl_global float *ccl_restrict buffer) +{ + return *buffer; +} + +ccl_device_inline float3 kernel_read_pass_float3(ccl_global float *ccl_restrict buffer) +{ + return make_float3(buffer[0], buffer[1], buffer[2]); +} + +ccl_device_inline float4 kernel_read_pass_float4(ccl_global float *ccl_restrict buffer) +{ + return make_float4(buffer[0], buffer[1], buffer[2], buffer[3]); +} + +CCL_NAMESPACE_END |