diff options
Diffstat (limited to '')
| -rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/smoothstep/smoothstep_vec2_frag_xvary_edgeconstquarter_ref.frag | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/smoothstep/smoothstep_vec2_frag_xvary_edgeconstquarter_ref.frag b/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/smoothstep/smoothstep_vec2_frag_xvary_edgeconstquarter_ref.frag new file mode 100644 index 0000000000..ffb365002f --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/smoothstep/smoothstep_vec2_frag_xvary_edgeconstquarter_ref.frag @@ -0,0 +1,20 @@ + +/* +Copyright (c) 2019 The Khronos Group Inc. +Use of this source code is governed by an MIT-style license that can be +found in the LICENSE.txt file. +*/ + + +#ifdef GL_ES +precision mediump float; +#endif +varying vec4 color; + +void main (void) +{ + const vec2 edge0 = vec2(0.25, 0.25); + const vec2 edge1 = vec2(0.75, 0.75); + vec2 c = clamp((color.rg - edge0) / (edge1 - edge0), 0.0, 1.0); + gl_FragColor = vec4(c * c * (3.0 - 2.0 * c), 0.0, 1.0); +} |