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https://github.com/PixarAnimationStudios/OpenSubdiv
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examples fix: CLEW crash, print a message for unsupported GPU kernel
- Fix crashes on glEvalLimit and glStencilViewer with CLEW - Currently GPU patch evaluation only supports BSpline patches. raise an error message in glEvalLimit for the unsupported combinations until GregoryBasis evaluation will be added to them.
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@ -869,10 +869,19 @@ display() {
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g_hud.DrawString(10, -20, "FPS : %3.1f", fps);
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if (g_drawMode==kFACEVARYING) {
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static char msg[] = "Face-varying interpolation not implemented yet";
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g_hud.DrawString(g_width/2-20/2*8, g_height/2, msg);
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static char msg[] =
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"ERROR: Face-varying interpolation hasn't been supported yet.";
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g_hud.DrawString(g_width/4, g_height/4, 1, 0, 0, msg);
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}
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if (g_endCap != kEndCapBSplineBasis &&
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(g_kernel != kCPU && g_kernel != kOPENMP && g_kernel != kTBB)) {
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static char msg[] =
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"ERROR: This kernel only supports BSpline basis patches.";
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g_hud.DrawString(g_width/4, g_height/4+20, 1, 0, 0, msg);
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}
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g_hud.Flush();
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}
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@ -1124,7 +1133,9 @@ initHUD() {
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g_hud.AddPullDownButton(compute_pulldown, "CUDA", kCUDA);
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#endif
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#ifdef OPENSUBDIV_HAS_OPENCL
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g_hud.AddPullDownButton(compute_pulldown, "OpenCL", kCL);
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if (CLDeviceContext::HAS_CL_VERSION_1_1()) {
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g_hud.AddPullDownButton(compute_pulldown, "OpenCL", kCL);
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}
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#endif
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#ifdef OPENSUBDIV_HAS_GLSL_TRANSFORM_FEEDBACK
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g_hud.AddPullDownButton(compute_pulldown, "GL XFB", kGLXFB);
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@ -652,7 +652,7 @@ int main(int argc, char ** argv) {
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// prep GPU kernel
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#ifdef OPENSUBDIV_HAS_OPENCL
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if (kernel == "CL") {
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if (kernel == "CL" && CLDeviceContext::HAS_CL_VERSION_1_1()) {
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if (g_clDeviceContext.IsInitialized() == false) {
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if (g_clDeviceContext.Initialize() == false) {
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std::cout << "Error in initializing OpenCL\n";
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@ -960,7 +960,9 @@ initHUD() {
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g_hud.AddPullDownButton(compute_pulldown, "CUDA", kCUDA);
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#endif
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#ifdef OPENSUBDIV_HAS_OPENCL
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g_hud.AddPullDownButton(compute_pulldown, "OpenCL", kCL);
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if (CLDeviceContext::HAS_CL_VERSION_1_1()) {
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g_hud.AddPullDownButton(compute_pulldown, "OpenCL", kCL);
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}
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#endif
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#ifdef OPENSUBDIV_HAS_GLSL_TRANSFORM_FEEDBACK
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g_hud.AddPullDownButton(compute_pulldown, "GL XFB", kGLXFB);
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