Differential D12367 Diff 41308 intern/cycles/kernel/device/cpu/globals.h

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intern/cycles/kernel/device/cpu/globals.h

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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.
				*/

				/* Constant Globals */

				#pragma once

				#include "kernel/kernel_profiling.h"
				#include "kernel/kernel_types.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 KernelGlobals {
				#define KERNEL_TEX(type, name) texture<type> name;
				#include "kernel/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;
				} 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