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Diffstat (limited to 'src/declarative/particles/defaultshaders/coloredvertex.shader')
-rw-r--r--src/declarative/particles/defaultshaders/coloredvertex.shader6
1 files changed, 2 insertions, 4 deletions
diff --git a/src/declarative/particles/defaultshaders/coloredvertex.shader b/src/declarative/particles/defaultshaders/coloredvertex.shader
index d6498f277f..cdbb130dd9 100644
--- a/src/declarative/particles/defaultshaders/coloredvertex.shader
+++ b/src/declarative/particles/defaultshaders/coloredvertex.shader
@@ -1,5 +1,4 @@
attribute highp vec2 vPos;
-attribute highp vec2 vTex;
attribute highp vec4 vData; // x = time, y = lifeSpan, z = size, w = endSize
attribute highp vec4 vVec; // x,y = constant speed, z,w = acceleration
attribute lowp vec4 vColor;
@@ -7,11 +6,9 @@ attribute lowp vec4 vColor;
uniform highp mat4 qt_Matrix;
uniform highp float timestamp;
-varying highp vec2 fTex;
varying lowp vec4 fColor;
void main() {
- fTex = vTex;
highp float size = vData.z;
highp float endSize = vData.w;
@@ -22,8 +19,9 @@ void main() {
if (t < 0. || t > 1.)
currentSize = 0.;
+ gl_PointSize = currentSize;
+
highp vec2 pos = vPos
- - currentSize / 2. + currentSize * vTex // adjust size
+ vVec.xy * t * vData.y // apply speed vector..
+ 0.5 * vVec.zw * pow(t * vData.y, 2.);