6ca12d157f
This isn't a Blender issue and the same bug happens with official OpenSubdiv examples. For until it's either worked around from OpenSubdiv side or fixed in the driver we'll force disable GLSL Compute for AMD hardware.
102 lines
2.8 KiB
C++
102 lines
2.8 KiB
C++
/*
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* ***** BEGIN GPL LICENSE BLOCK *****
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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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* The Original Code is Copyright (C) 2013 Blender Foundation.
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* All rights reserved.
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*
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* Contributor(s): Sergey Sharybin.
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* Brecht van Lommel
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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#include "opensubdiv_capi.h"
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#include <cstring>
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#include <GL/glew.h>
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#ifdef _MSC_VER
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# include "iso646.h"
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#endif
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#ifdef OPENSUBDIV_HAS_OPENCL
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# include "opensubdiv_device_context_opencl.h"
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#endif /* OPENSUBDIV_HAS_OPENCL */
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#ifdef OPENSUBDIV_HAS_CUDA
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# include "opensubdiv_device_context_cuda.h"
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#endif /* OPENSUBDIV_HAS_CUDA */
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int openSubdiv_getAvailableEvaluators(void)
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{
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if (!openSubdiv_supportGPUDisplay()) {
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return 0;
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}
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int flags = OPENSUBDIV_EVALUATOR_CPU;
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#ifdef OPENSUBDIV_HAS_OPENMP
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flags |= OPENSUBDIV_EVALUATOR_OPENMP;
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#endif /* OPENSUBDIV_HAS_OPENMP */
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#ifdef OPENSUBDIV_HAS_OPENCL
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if (CLDeviceContext::HAS_CL_VERSION_1_1()) {
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flags |= OPENSUBDIV_EVALUATOR_OPENCL;
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}
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#endif /* OPENSUBDIV_HAS_OPENCL */
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#ifdef OPENSUBDIV_HAS_CUDA
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if (CudaDeviceContext::HAS_CUDA_VERSION_4_0()) {
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flags |= OPENSUBDIV_EVALUATOR_CUDA;
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}
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#endif /* OPENSUBDIV_HAS_OPENCL */
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#ifdef OPENSUBDIV_HAS_GLSL_TRANSFORM_FEEDBACK
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if (GLEW_ARB_texture_buffer_object) {
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flags |= OPENSUBDIV_EVALUATOR_GLSL_TRANSFORM_FEEDBACK;
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}
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#endif /* OPENSUBDIV_HAS_GLSL_TRANSFORM_FEEDBACK */
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#ifdef OPENSUBDIV_HAS_GLSL_COMPUTE
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static bool vendor_checked = false;
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static bool disable_glsl_compute = false;
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/* Force disable GLSL Compute on AMD hardware because it has really
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* hard time evaluating required shaders.
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*/
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if (!vendor_checked) {
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const char *vendor = (const char *)glGetString(GL_VENDOR);
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const char *renderer = (const char *)glGetString(GL_RENDERER);
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if (strstr(vendor, "ATI") ||
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strstr(renderer, "Mesa DRI R") ||
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(strstr(renderer, "Gallium ") && strstr(renderer, " on ATI ")))
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{
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disable_glsl_compute = true;
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}
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}
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if (!disable_glsl_compute) {
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flags |= OPENSUBDIV_EVALUATOR_GLSL_COMPUTE;
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}
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#endif /* OPENSUBDIV_HAS_GLSL_COMPUTE */
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return flags;
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}
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void openSubdiv_cleanup(void)
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{
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openSubdiv_osdGLDisplayDeinit();
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}
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