forked from bartvdbraak/blender
OpenSubdiv: Fix crash with empty mesh
Reported by newbz in IRC, thanks!
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@ -314,9 +314,12 @@ int ccgSubSurf_getNumGLMeshBaseFaces(CCGSubSurf *ss)
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if (ss->osd_topology_refiner != NULL) {
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topology_refiner = ss->osd_topology_refiner;
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}
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else {
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else if (ss->osd_mesh != NULL) {
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topology_refiner = openSubdiv_getGLMeshTopologyRefiner(ss->osd_mesh);
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}
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else {
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return 0;
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}
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return openSubdiv_topologyRefinerGetNumFaces(topology_refiner);
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}
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@ -327,9 +330,12 @@ int ccgSubSurf_getNumGLMeshBaseFaceVerts(CCGSubSurf *ss, int face)
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if (ss->osd_topology_refiner != NULL) {
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topology_refiner = ss->osd_topology_refiner;
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}
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else {
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else if (ss->osd_mesh != NULL) {
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topology_refiner = openSubdiv_getGLMeshTopologyRefiner(ss->osd_mesh);
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}
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else {
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return 0;
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}
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return openSubdiv_topologyRefinerGetNumFaceVerts(topology_refiner, face);
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}
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