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vertex-colors for quads

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This commit is contained in:
ericrius1 2015-06-26 15:43:29 -07:00
parent 994f050581
commit acfd5fd0cb
1 changed files with 9 additions and 4 deletions
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13
libraries/entities-renderer/src/RenderableQuadEntityItem.cpp
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@ -65,10 +65,7 @@ void RenderableQuadEntityItem::updateGeometry() {
}
// qDebug() << "num points: " << _points.size();
// qDebug() << "num quad vertices" << _quadVertices.size();
int compactColor = ((int(.7 * 255.0f) & 0xFF)) |
((int(0.1 * 255.0f) & 0xFF) << 8) |
((int(0.9 * 255.0f) & 0xFF) << 16) |
((int(1.0 * 255.0f) & 0xFF) << 24);
if (_pointsChanged) {
_numVertices = 0;
_verticesBuffer.reset(new gpu::Buffer());
@ -79,6 +76,14 @@ void RenderableQuadEntityItem::updateGeometry() {
// _numVertices = 4;
glm::vec3 point, v1;
for (int i = 1; i < _points.size(); i++) {
float c1 = static_cast <float> (rand()) / static_cast <float> (RAND_MAX);
float c2 = static_cast <float> (rand()) / static_cast <float> (RAND_MAX);
float c3 = static_cast <float> (rand()) / static_cast <float> (RAND_MAX);
int compactColor = ((int(c1 * 255.0f) & 0xFF)) |
((int(c2 * 255.0f) & 0xFF) << 8) |
((int(c3 * 255.0f) & 0xFF) << 16) |
((int(255.0f) & 0xFF) << 24);
point = _points.at(i);
if(i % 2 == 0) {
v1 = {point.x - _lineWidth, point.y, point.z};