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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
commit | 0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch) | |
tree | a31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/refract/refract_vec2_frag_ivarynconst_ref.frag | |
parent | Initial commit. (diff) | |
download | firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.tar.xz firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.zip |
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/refract/refract_vec2_frag_ivarynconst_ref.frag')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/refract/refract_vec2_frag_ivarynconst_ref.frag | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/refract/refract_vec2_frag_ivarynconst_ref.frag b/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/refract/refract_vec2_frag_ivarynconst_ref.frag new file mode 100644 index 0000000000..480191c477 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/refract/refract_vec2_frag_ivarynconst_ref.frag @@ -0,0 +1,37 @@ + +/* +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 M_PI = 3.14159265358979323846; + + // Both are unit vectors + vec2 v1; + vec2 v2 = normalize(vec2(1.0, 1.0)); + + + float theta = color.g * 2.0 * M_PI; + float phi = color.b * 2.0 * M_PI; + v1.x = cos(theta) * sin(phi); + v1.y = sin(theta) * sin(phi); + + vec2 result; + float eta = 0.5; + float k = 1.0 - eta * eta * (1.0 - dot(v1, v2) * dot(v1, v2)); + if(k < 0.0) + result = vec2(0.0); + else + result = eta * v1 - (eta * dot(v1, v2) + sqrt(k)) * v2; + + gl_FragColor = vec4((result + 1.0) / 2.0, 0.0, 1.0); +} |