AuroraMiddleware/OpenSubdiv
1
0
Fork 0
mirror of https://github.com/PixarAnimationStudios/OpenSubdiv synced 2024-11-25 13:00:07 +00:00
Code Issues Releases Wiki Activity

Merge pull request #459 from takahito-tejima/dev

Browse Source 
glImaging: Fix out-of-bound access when creating varying buffer.
This commit is contained in:
David G Yu 2015-04-30 15:04:28 -07:00
commit f95099a808
1 changed files with 5 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
examples/glImaging/glImaging.cpp
View File

@ -411,14 +411,18 @@ void runTest(ShapeDesc const &shapeDesc, std::string const &kernel,
std::vector<float> vertex;
vertex.resize(nverts * numVertexElements);
for (int i = 0; i < nverts; ++i) {
// normalize xyz
for (int j = 0; j < 3; ++j) {
vertex[i*numVertexElements+j] =
(shape->verts[i*3+j] - center[j])/radius;
}
for (int j = 0; j < 4; ++j) {
// set rgb from xyz
for (int j = 0; j < 3; ++j) {
vertex[i*numVertexElements+j+3] =
(shape->verts[i*3+j] - pmin[j])*2.0f/radius;
}
// set alpha to 1.0
vertex[i*numVertexElements+3+3] = 1.0f;
}
mesh->UpdateVertexBuffer(&vertex[0], 0, nverts);