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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/faceforward/faceforward_vec3_frag_nvaryiconst_ref.frag | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/faceforward/faceforward_vec3_frag_nvaryiconst_ref.frag')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/faceforward/faceforward_vec3_frag_nvaryiconst_ref.frag | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/faceforward/faceforward_vec3_frag_nvaryiconst_ref.frag b/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/faceforward/faceforward_vec3_frag_nvaryiconst_ref.frag new file mode 100644 index 0000000000..6316f78ba3 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/faceforward/faceforward_vec3_frag_nvaryiconst_ref.frag @@ -0,0 +1,31 @@ + +/* +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 + vec3 v1; + vec3 v2 = normalize(vec3(1.0, 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); + v1.z = cos(phi); + + if(dot(v1, v2) >= 0.0) v1 *= -1.0; + gl_FragColor = vec4((v1 + 1.0) / 2.0, 1.0); +} |