Test_Project_Cocos/CocosCreator-Shader-Effect-Demo
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更新圆角Effect的注释

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caizhitao 2020-01-14 21:53:04 +08:00
parent 4ca3fe34b0
commit deebc64aa2
1 changed files with 1 additions and 1 deletions
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assets/effects/sprite-round-corner-crop.effect
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@ -99,7 +99,7 @@ CCProgram fs %{
// 约束圆角半径范围在 [0.0, 0.5] // 约束圆角半径范围在 [0.0, 0.5]
float radius = clamp(0.0, 0.5, roundCornerRadius); float radius = clamp(0.0, 0.5, roundCornerRadius);
// 将纹理uv往左下偏移，实现偏移后的纹理中心点在 OpenGL 坐标系的原点 // 将纹理uv往左上偏移，实现偏移后的坐标系原点在纹理中心
vec2 uv = v_uv0.xy - vec2(0.5, 0.5); vec2 uv = v_uv0.xy - vec2(0.5, 0.5);
// uv.x , uv.y : 为偏移后的的uv // uv.x , uv.y : 为偏移后的的uv