diff options
Diffstat (limited to 'vendor/gioui.org/shader/gio/zcopy.vert.0.glsl100es')
-rw-r--r-- | vendor/gioui.org/shader/gio/zcopy.vert.0.glsl100es | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/vendor/gioui.org/shader/gio/zcopy.vert.0.glsl100es b/vendor/gioui.org/shader/gio/zcopy.vert.0.glsl100es new file mode 100644 index 0000000..ff0be47 --- /dev/null +++ b/vendor/gioui.org/shader/gio/zcopy.vert.0.glsl100es @@ -0,0 +1,35 @@ +#version 100 + +struct m3x2 +{ + vec3 r0; + vec3 r1; +}; + +struct Block +{ + vec2 scale; + vec2 pos; + vec2 uvScale; +}; + +uniform Block _block; + +varying vec2 vUV; +attribute vec2 uv; +attribute vec2 pos; + +vec3 transform3x2(m3x2 t, vec3 v) +{ + return vec3(dot(t.r0, v), dot(t.r1, v), dot(vec3(0.0, 0.0, 1.0), v)); +} + +void main() +{ + vUV = vec2(uv * _block.uvScale); + vec2 p = vec2((pos * _block.scale) + _block.pos); + m3x2 param = m3x2(vec3(1.0, 0.0, 0.0), vec3(0.0, -1.0, 0.0)); + vec3 param_1 = vec3(p, 0.0); + gl_Position = vec4(transform3x2(param, param_1), 1.0); +} + |