Files
test/intern/cycles/kernel/device/cpu/globals.h
Michael Jones d1f944c186 Cycles: declare constants at program scope on Metal
MSL requires that constant address space literals be declared at program
scope. This patch moves the `blackbody_table_r/g/b` and `cie_colour_match`
constants into separate files so they can be declared at the appropriate scope.

Ref T92212

Differential Revision: https://developer.blender.org/D13241
2021-11-18 14:38:05 +01:00

65 lines
1.8 KiB
C

/*
* 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.
*/
/* Constant Globals */
#pragma once
#include "kernel/tables.h"
#include "kernel/types.h"
#include "kernel/util/profiling.h"
CCL_NAMESPACE_BEGIN
/* On the CPU, we pass along the struct KernelGlobals to nearly everywhere in
* the kernel, to access constant data. These are all stored as "textures", but
* these are really just standard arrays. We can't use actually globals because
* multiple renders may be running inside the same process. */
#ifdef __OSL__
struct OSLGlobals;
struct OSLThreadData;
struct OSLShadingSystem;
#endif
typedef struct KernelGlobalsCPU {
#define KERNEL_TEX(type, name) texture<type> name;
#include "kernel/textures.h"
KernelData __data;
#ifdef __OSL__
/* On the CPU, we also have the OSL globals here. Most data structures are shared
* with SVM, the difference is in the shaders and object/mesh attributes. */
OSLGlobals *osl;
OSLShadingSystem *osl_ss;
OSLThreadData *osl_tdata;
#endif
/* **** Run-time data **** */
ProfilingState profiler;
} KernelGlobalsCPU;
typedef const KernelGlobalsCPU *ccl_restrict KernelGlobals;
/* Abstraction macros */
#define kernel_tex_fetch(tex, index) (kg->tex.fetch(index))
#define kernel_tex_array(tex) (kg->tex.data)
#define kernel_data (kg->__data)
CCL_NAMESPACE_END