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/* SPDX-License-Identifier: Apache-2.0
* Copyright 2011-2022 Blender Foundation */
#include <OSL/oslexec.h>
#include "kernel/device/cpu/compat.h"
#include "kernel/device/cpu/globals.h"
#include "kernel/types.h"
#include "kernel/osl/globals.h"
#include "kernel/osl/services.h"
CCL_NAMESPACE_BEGIN
void OSLGlobals::thread_init(KernelGlobalsCPU *kg, OSLGlobals *osl_globals)
{
/* no osl used? */
if (!osl_globals->use) {
kg->osl = NULL;
return;
}
/* Per thread kernel data init. */
kg->osl = osl_globals;
OSL::ShadingSystem *ss = kg->osl->ss;
OSLThreadData *tdata = new OSLThreadData();
memset((void *)&tdata->globals, 0, sizeof(OSL::ShaderGlobals));
tdata->globals.tracedata = &tdata->tracedata;
tdata->osl_thread_info = ss->create_thread_info();
tdata->context = ss->get_context(tdata->osl_thread_info);
tdata->oiio_thread_info = osl_globals->ts->get_perthread_info();
kg->osl_ss = (OSLShadingSystem *)ss;
kg->osl_tdata = tdata;
}
void OSLGlobals::thread_free(KernelGlobalsCPU *kg)
{
if (!kg->osl)
return;
OSL::ShadingSystem *ss = (OSL::ShadingSystem *)kg->osl_ss;
OSLThreadData *tdata = kg->osl_tdata;
ss->release_context(tdata->context);
ss->destroy_thread_info(tdata->osl_thread_info);
delete tdata;
kg->osl = NULL;
kg->osl_ss = NULL;
kg->osl_tdata = NULL;
}
CCL_NAMESPACE_END
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