47853bf6f6
* Reduce kernel arguments size, helps compile for apple nvidia. * Fix use of unitialized variable in displace kernel. * Use build flags in opencl kernel md5 hash. * Reorganize code for kernel feature #defines a bit.
88 lines
2.3 KiB
C
88 lines
2.3 KiB
C
/*
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* Copyright 2011, Blender Foundation.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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/* Constant Globals */
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#ifdef __KERNEL_CPU__
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#ifdef __OSL__
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#include "osl_globals.h"
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#endif
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#endif
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CCL_NAMESPACE_BEGIN
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/* On the CPU, we pass along the struct KernelGlobals to nearly everywhere in
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the kernel, to access constant data. These are all stored as "textures", but
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these are really just standard arrays. We can't use actually globals because
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multiple renders may be running inside the same process. */
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#ifdef __KERNEL_CPU__
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typedef struct KernelGlobals {
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#define KERNEL_TEX(type, ttype, name) ttype name;
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#define KERNEL_IMAGE_TEX(type, ttype, name) ttype name;
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#include "kernel_textures.h"
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KernelData __data;
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#ifdef __OSL__
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/* On the CPU, we also have the OSL globals here. Most data structures are shared
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with SVM, the difference is in the shaders and object/mesh attributes. */
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OSLGlobals osl;
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#endif
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} KernelGlobals;
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#endif
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/* For CUDA, constant memory textures must be globals, so we can't put them
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into a struct. As a result we don't actually use this struct and use actual
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globals and simply pass along a NULL pointer everywhere, which we hope gets
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optimized out. */
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#ifdef __KERNEL_CUDA__
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__constant__ KernelData __data;
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typedef struct KernelGlobals {} KernelGlobals;
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#define KERNEL_TEX(type, ttype, name) ttype name;
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#define KERNEL_IMAGE_TEX(type, ttype, name) ttype name;
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#include "kernel_textures.h"
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#endif
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/* OpenCL */
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#ifdef __KERNEL_OPENCL__
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typedef struct KernelGlobals {
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__constant KernelData *data;
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#define KERNEL_TEX(type, ttype, name) \
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__global type *name;
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#include "kernel_textures.h"
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} KernelGlobals;
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#endif
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CCL_NAMESPACE_END
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