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/* SPDX-License-Identifier: Apache-2.0
* Copyright 2011-2022 Blender Foundation */
#ifndef __OSL_GLOBALS_H__
#define __OSL_GLOBALS_H__
#ifdef WITH_OSL
# include <OSL/oslexec.h>
# include <OpenImageIO/refcnt.h>
# include <OpenImageIO/unordered_map_concurrent.h>
# include "util/map.h"
# include "util/param.h"
# include "util/thread.h"
# include "util/unique_ptr.h"
# include "util/vector.h"
# ifndef WIN32
using std::isfinite;
# endif
CCL_NAMESPACE_BEGIN
class OSLRenderServices;
class ColorSpaceProcessor;
/* OSL Globals
*
* Data needed by OSL render services, that is global to a rendering session.
* This includes all OSL shaders, name to attribute mapping and texture handles.
*/
struct OSLGlobals {
OSLGlobals()
{
ss = NULL;
ts = NULL;
services = NULL;
use = false;
}
bool use;
/* shading system */
OSL::ShadingSystem *ss;
OSL::TextureSystem *ts;
OSLRenderServices *services;
/* shader states */
vector<OSL::ShaderGroupRef> surface_state;
vector<OSL::ShaderGroupRef> volume_state;
vector<OSL::ShaderGroupRef> displacement_state;
vector<OSL::ShaderGroupRef> bump_state;
OSL::ShaderGroupRef background_state;
/* attributes */
typedef unordered_map<ustring, int, ustringHash> ObjectNameMap;
ObjectNameMap object_name_map;
vector<ustring> object_names;
};
/* trace() call result */
struct OSLTraceData {
Ray ray;
Intersection isect;
ShaderData sd;
bool setup;
bool init;
bool hit;
};
/* thread key for thread specific data lookup */
struct OSLThreadData {
OSL::ShaderGlobals globals;
OSL::PerThreadInfo *osl_thread_info;
OSLTraceData tracedata;
OSL::ShadingContext *context;
OIIO::TextureSystem::Perthread *oiio_thread_info;
};
CCL_NAMESPACE_END
#endif
#endif /* __OSL_GLOBALS_H__ */
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