diff options
Diffstat (limited to 'examples/particles/customparticle/fragmentshader.qml')
| -rw-r--r-- | examples/particles/customparticle/fragmentshader.qml | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/examples/particles/customparticle/fragmentshader.qml b/examples/particles/customparticle/fragmentshader.qml index 34acb1bd7c..367cc99b7b 100644 --- a/examples/particles/customparticle/fragmentshader.qml +++ b/examples/particles/customparticle/fragmentshader.qml @@ -63,7 +63,7 @@ ParticleSystem { lifeSpan: 8000 size: 24 sizeVariation: 16 - speed: PointDirection {x: root.width/10; y: root.height/10;} + velocity: PointDirection {x: root.width/10; y: root.height/10;} //acceleration: AngledDirection {angle:225; magnitude: root.width/36; angleVariation: 45; magnitudeVariation: 80} acceleration: PointDirection {x: -root.width/40; y: -root.height/40; xVariation: -root.width/20; yVariation: -root.width/20} } @@ -88,7 +88,7 @@ ParticleSystem { highp vec2 pos = qt_ParticlePos - currentSize / 2. + currentSize * qt_ParticleTex // adjust size - + qt_ParticleVec.xy * t * qt_ParticleData.y // apply speed vector.. + + qt_ParticleVec.xy * t * qt_ParticleData.y // apply velocity vector.. + 0.5 * qt_ParticleVec.zw * pow(t * qt_ParticleData.y, 2.); gl_Position = qt_Matrix * vec4(pos.x, pos.y, 0, 1); |