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only add voxel to be drawn if not transparent

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This commit is contained in:
Stephen Birarda 2013-03-20 16:21:45 -07:00
parent d2da9000f4
commit 1efbaef44b
1 changed files with 11 additions and 9 deletions
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20
interface/src/VoxelSystem.cpp
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@ -82,18 +82,20 @@ int VoxelSystem::treeToArrays(VoxelNode *currentNode) {
float * startVertex = firstVertexForCode(currentNode->octalCode);
float voxelScale = 1 / powf(2, *currentNode->octalCode);
// populate the array with points for the 8 vertices
// and RGB color for each added vertex
for (int j = 0; j < VERTEX_POINTS_PER_VOXEL; j++ ) {
*verticesEndPointer = startVertex[j % 3] + (identityVertices[j] * voxelScale);
*(colorsArray + (verticesEndPointer - verticesArray)) = currentNode->color[j % 3];
if (currentNode->color[3] == 1) {
// populate the array with points for the 8 vertices
// and RGB color for each added vertex
for (int j = 0; j < VERTEX_POINTS_PER_VOXEL; j++ ) {
*verticesEndPointer = startVertex[j % 3] + (identityVertices[j] * voxelScale);
*(colorsArray + (verticesEndPointer - verticesArray)) = currentNode->color[j % 3];
verticesEndPointer++;
}
verticesEndPointer++;
voxelsAdded++;
}
delete [] startVertex;
voxelsAdded++;
}
return voxelsAdded;