diff options
Diffstat (limited to '')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/clamp/clamp_float_frag_xvary_yconstquarter_ref.frag | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/clamp/clamp_float_frag_xvary_yconstquarter_ref.frag b/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/clamp/clamp_float_frag_xvary_yconstquarter_ref.frag new file mode 100644 index 0000000000..beba604303 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/clamp/clamp_float_frag_xvary_yconstquarter_ref.frag @@ -0,0 +1,23 @@ + +/* +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 float min_c = 0.25; + const float max_c = 0.75; + float c = color.r; + if(c > max_c) c = max_c; + if(c < min_c) c = min_c; + + gl_FragColor = vec4(c, 0.0, 0.0, 1.0); +} |