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add alpha color support to billboard overlay

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This commit is contained in:
ZappoMan 2014-10-02 10:19:08 -07:00
parent b2e725c964
commit 5bcbfe96b8
1 changed files with 4 additions and 1 deletions
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5
interface/src/ui/overlays/BillboardOverlay.cpp
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@ -73,7 +73,10 @@ void BillboardOverlay::render() {
float x = _fromImage.width() / (2.0f * maxSize);
float y = -_fromImage.height() / (2.0f * maxSize);
glColor3f(1.0f, 1.0f, 1.0f);
const float MAX_COLOR = 255;
xColor color = getColor();
float alpha = getAlpha();
glColor4f(color.red / MAX_COLOR, color.green / MAX_COLOR, color.blue / MAX_COLOR, alpha);
glBegin(GL_QUADS); {
glTexCoord2f((float)_fromImage.x() / (float)_size.width(),
(float)_fromImage.y() / (float)_size.height());