diff options
Diffstat (limited to 'src/quick/scenegraph/shaders_ng/sprite.vert')
-rw-r--r-- | src/quick/scenegraph/shaders_ng/sprite.vert | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/quick/scenegraph/shaders_ng/sprite.vert b/src/quick/scenegraph/shaders_ng/sprite.vert new file mode 100644 index 0000000000..b76e2b206f --- /dev/null +++ b/src/quick/scenegraph/shaders_ng/sprite.vert @@ -0,0 +1,29 @@ +#version 440 + +layout(location = 0) in vec2 vPos; +layout(location = 1) in vec2 vTex; + +layout(location = 0) out vec4 fTexS; +layout(location = 1) out float progress; + +layout(std140, binding = 0) uniform buf { + mat4 matrix; + vec4 animPos; // x,y, x,y (two frames for interpolation) + vec3 animData; // w,h(premultiplied of anim), interpolation progress + float opacity; +} ubuf; + +out gl_PerVertex { vec4 gl_Position; }; + +void main() +{ + progress = ubuf.animData.z; + + // Calculate frame location in texture + fTexS.xy = ubuf.animPos.xy + vTex.xy * ubuf.animData.xy; + + // Next frame is also passed, for interpolation + fTexS.zw = ubuf.animPos.zw + vTex.xy * ubuf.animData.xy; + + gl_Position = ubuf.matrix * vec4(vPos.x, vPos.y, 0, 1); +} |