105 lines
2.2 KiB
C++
105 lines
2.2 KiB
C++
/* SPDX-FileCopyrightText: 2011-2022 Blender Foundation
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*
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* SPDX-License-Identifier: Apache-2.0 */
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#pragma once
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#ifdef WITH_OSL
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# include <OSL/oslexec.h>
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# include "util/map.h"
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# include "util/param.h"
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# include "util/vector.h"
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# include "kernel/types.h"
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# include "kernel/osl/compat.h"
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# include "kernel/osl/types.h"
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# ifndef WIN32
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using std::isfinite;
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# endif
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CCL_NAMESPACE_BEGIN
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class OSLRenderServices;
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class ColorSpaceProcessor;
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struct ThreadKernelGlobalsCPU;
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/* OSL Globals
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*
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* Data needed by OSL render services, that is global to a rendering session.
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* This includes all OSL shaders, name to attribute mapping and texture handles.
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*/
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struct OSLGlobals {
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OSLGlobals()
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{
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ss = nullptr;
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services = nullptr;
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use_shading = false;
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use_camera = false;
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}
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bool use_shading;
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bool use_camera;
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/* shading system */
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OSL::ShadingSystem *ss;
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OSLRenderServices *services;
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/* shader states */
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vector<OSL::ShaderGroupRef> surface_state;
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vector<OSL::ShaderGroupRef> volume_state;
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vector<OSL::ShaderGroupRef> displacement_state;
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vector<OSL::ShaderGroupRef> bump_state;
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OSL::ShaderGroupRef background_state;
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OSL::ShaderGroupRef camera_state;
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/* attributes */
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using ObjectNameMap = unordered_map<OSLUStringHash, int>;
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ObjectNameMap object_name_map;
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vector<ustring> object_names;
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};
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/* trace() call result */
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struct OSLTraceData {
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Ray ray;
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Intersection isect;
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ShaderData sd;
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bool setup;
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bool init;
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bool hit;
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bool self_hit;
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};
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/* thread key for thread specific data lookup */
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struct OSLThreadData {
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/* Global Data */
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OSLGlobals *globals = nullptr;
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OSL::ShadingSystem *ss = nullptr;
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/* Per-thread data. */
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int thread_index = -1;
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mutable ShaderGlobals shader_globals;
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mutable OSLTraceData tracedata;
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OSL::PerThreadInfo *osl_thread_info = nullptr;
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OSL::ShadingContext *context = nullptr;
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OSLThreadData(OSLGlobals *globals, const int thread_index);
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~OSLThreadData();
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OSLThreadData(OSLThreadData &other) = delete;
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OSLThreadData(OSLThreadData &&other) noexcept;
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OSLThreadData &operator=(const OSLThreadData &other) = delete;
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OSLThreadData &operator=(OSLThreadData &&other) = delete;
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};
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CCL_NAMESPACE_END
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#endif
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