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Diffstat (limited to 'src/quick/items/shaders/sprite.vert')
| -rw-r--r-- | src/quick/items/shaders/sprite.vert | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/quick/items/shaders/sprite.vert b/src/quick/items/shaders/sprite.vert new file mode 100644 index 0000000000..fc826f60b4 --- /dev/null +++ b/src/quick/items/shaders/sprite.vert @@ -0,0 +1,23 @@ +attribute highp vec2 vPos; +attribute highp vec2 vTex; + +uniform highp vec3 animData;// w,h(premultiplied of anim), interpolation progress +uniform highp vec4 animPos;//x,y, x,y (two frames for interpolation) + +uniform highp mat4 qt_Matrix; + +varying highp vec4 fTexS; +varying lowp float progress; + +void main() +{ + progress = animData.z; + + // Calculate frame location in texture + fTexS.xy = animPos.xy + vTex.xy * animData.xy; + + // Next frame is also passed, for interpolation + fTexS.zw = animPos.zw + vTex.xy * animData.xy; + + gl_Position = qt_Matrix * vec4(vPos.x, vPos.y, 0, 1); +}
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