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/*
* 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.
*/
/* Templated common implementation part of all CPU kernels.
*
* The idea is that particular .cpp files sets needed optimization flags and
* simply includes this file without worry of copying actual implementation over.
*/
#pragma once
// clang-format off
#include "kernel/device/cpu/compat.h"
#ifndef KERNEL_STUB
# include "kernel/device/cpu/globals.h"
# include "kernel/device/cpu/image.h"
# include "kernel/integrator/integrator_state.h"
# include "kernel/integrator/integrator_state_flow.h"
# include "kernel/integrator/integrator_state_util.h"
# include "kernel/integrator/integrator_init_from_camera.h"
# include "kernel/integrator/integrator_init_from_bake.h"
# include "kernel/integrator/integrator_intersect_closest.h"
# include "kernel/integrator/integrator_intersect_shadow.h"
# include "kernel/integrator/integrator_intersect_subsurface.h"
# include "kernel/integrator/integrator_intersect_volume_stack.h"
# include "kernel/integrator/integrator_shade_background.h"
# include "kernel/integrator/integrator_shade_light.h"
# include "kernel/integrator/integrator_shade_shadow.h"
# include "kernel/integrator/integrator_shade_surface.h"
# include "kernel/integrator/integrator_shade_volume.h"
# include "kernel/integrator/integrator_megakernel.h"
# include "kernel/kernel_film.h"
# include "kernel/kernel_adaptive_sampling.h"
# include "kernel/kernel_bake.h"
# include "kernel/kernel_id_passes.h"
#else
# define STUB_ASSERT(arch, name) \
assert(!(#name " kernel stub for architecture " #arch " was called!"))
#endif /* KERNEL_STUB */
// clang-format on
CCL_NAMESPACE_BEGIN
/* --------------------------------------------------------------------
* Integrator.
*/
#ifdef KERNEL_STUB
# define KERNEL_INVOKE(name, ...) (STUB_ASSERT(KERNEL_ARCH, name), 0)
#else
# define KERNEL_INVOKE(name, ...) integrator_##name(__VA_ARGS__)
#endif
#define DEFINE_INTEGRATOR_KERNEL(name) \
void KERNEL_FUNCTION_FULL_NAME(integrator_##name)(const KernelGlobals *kg, \
IntegratorStateCPU *state) \
{ \
KERNEL_INVOKE(name, kg, state); \
}
#define DEFINE_INTEGRATOR_SHADE_KERNEL(name) \
void KERNEL_FUNCTION_FULL_NAME(integrator_##name)( \
const KernelGlobals *kg, IntegratorStateCPU *state, ccl_global float *render_buffer) \
{ \
KERNEL_INVOKE(name, kg, state, render_buffer); \
}
/* TODO: Either use something like get_work_pixel(), or simplify tile which is passed here, so
* that it does not contain unused fields. */
#define DEFINE_INTEGRATOR_INIT_KERNEL(name) \
bool KERNEL_FUNCTION_FULL_NAME(integrator_##name)(const KernelGlobals *kg, \
IntegratorStateCPU *state, \
KernelWorkTile *tile, \
ccl_global float *render_buffer) \
{ \
return KERNEL_INVOKE( \
name, kg, state, tile, render_buffer, tile->x, tile->y, tile->start_sample); \
}
DEFINE_INTEGRATOR_INIT_KERNEL(init_from_camera)
DEFINE_INTEGRATOR_INIT_KERNEL(init_from_bake)
DEFINE_INTEGRATOR_KERNEL(intersect_closest)
DEFINE_INTEGRATOR_KERNEL(intersect_shadow)
DEFINE_INTEGRATOR_KERNEL(intersect_subsurface)
DEFINE_INTEGRATOR_KERNEL(intersect_volume_stack)
DEFINE_INTEGRATOR_SHADE_KERNEL(shade_background)
DEFINE_INTEGRATOR_SHADE_KERNEL(shade_light)
DEFINE_INTEGRATOR_SHADE_KERNEL(shade_shadow)
DEFINE_INTEGRATOR_SHADE_KERNEL(shade_surface)
DEFINE_INTEGRATOR_SHADE_KERNEL(shade_volume)
DEFINE_INTEGRATOR_SHADE_KERNEL(megakernel)
/* --------------------------------------------------------------------
* Shader evaluation.
*/
void KERNEL_FUNCTION_FULL_NAME(shader_eval_displace)(const KernelGlobals *kg,
const KernelShaderEvalInput *input,
float4 *output,
const int offset)
{
#ifdef KERNEL_STUB
STUB_ASSERT(KERNEL_ARCH, shader_eval_displace);
#else
kernel_displace_evaluate(kg, input, output, offset);
#endif
}
void KERNEL_FUNCTION_FULL_NAME(shader_eval_background)(const KernelGlobals *kg,
const KernelShaderEvalInput *input,
float4 *output,
const int offset)
{
#ifdef KERNEL_STUB
STUB_ASSERT(KERNEL_ARCH, shader_eval_background);
#else
kernel_background_evaluate(kg, input, output, offset);
#endif
}
/* --------------------------------------------------------------------
* Adaptive sampling.
*/
bool KERNEL_FUNCTION_FULL_NAME(adaptive_sampling_convergence_check)(
const KernelGlobals *kg,
ccl_global float *render_buffer,
int x,
int y,
float threshold,
bool reset,
int offset,
int stride)
{
#ifdef KERNEL_STUB
STUB_ASSERT(KERNEL_ARCH, adaptive_sampling_convergence_check);
return false;
#else
return kernel_adaptive_sampling_convergence_check(
kg, render_buffer, x, y, threshold, reset, offset, stride);
#endif
}
void KERNEL_FUNCTION_FULL_NAME(adaptive_sampling_filter_x)(const KernelGlobals *kg,
ccl_global float *render_buffer,
int y,
int start_x,
int width,
int offset,
int stride)
{
#ifdef KERNEL_STUB
STUB_ASSERT(KERNEL_ARCH, adaptive_sampling_filter_x);
#else
kernel_adaptive_sampling_filter_x(kg, render_buffer, y, start_x, width, offset, stride);
#endif
}
void KERNEL_FUNCTION_FULL_NAME(adaptive_sampling_filter_y)(const KernelGlobals *kg,
ccl_global float *render_buffer,
int x,
int start_y,
int height,
int offset,
int stride)
{
#ifdef KERNEL_STUB
STUB_ASSERT(KERNEL_ARCH, adaptive_sampling_filter_y);
#else
kernel_adaptive_sampling_filter_y(kg, render_buffer, x, start_y, height, offset, stride);
#endif
}
/* --------------------------------------------------------------------
* Cryptomatte.
*/
void KERNEL_FUNCTION_FULL_NAME(cryptomatte_postprocess)(const KernelGlobals *kg,
ccl_global float *render_buffer,
int pixel_index)
{
#ifdef KERNEL_STUB
STUB_ASSERT(KERNEL_ARCH, cryptomatte_postprocess);
#else
kernel_cryptomatte_post(kg, render_buffer, pixel_index);
#endif
}
/* --------------------------------------------------------------------
* Bake.
*/
/* TODO(sergey): Needs to be re-implemented. Or not? Brecht did it already :) */
void KERNEL_FUNCTION_FULL_NAME(bake)(
const KernelGlobals *kg, float *buffer, int sample, int x, int y, int offset, int stride)
{
#if 0
# ifdef KERNEL_STUB
STUB_ASSERT(KERNEL_ARCH, bake);
# else
# ifdef __BAKING__
kernel_bake_evaluate(kg, buffer, sample, x, y, offset, stride);
# endif
# endif /* KERNEL_STUB */
#endif
}
#undef KERNEL_INVOKE
#undef DEFINE_INTEGRATOR_KERNEL
#undef DEFINE_INTEGRATOR_SHADE_KERNEL
#undef DEFINE_INTEGRATOR_INIT_KERNEL
#undef KERNEL_STUB
#undef STUB_ASSERT
#undef KERNEL_ARCH
CCL_NAMESPACE_END
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