diff options
Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/reflect/reflect_vec3_vert_ivarynconst_ref.vert')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/reflect/reflect_vec3_vert_ivarynconst_ref.vert | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/reflect/reflect_vec3_vert_ivarynconst_ref.vert b/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/reflect/reflect_vec3_vert_ivarynconst_ref.vert new file mode 100644 index 0000000000..8cdbc8a7bd --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/reflect/reflect_vec3_vert_ivarynconst_ref.vert @@ -0,0 +1,30 @@ + +/* +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. +*/ + + +attribute vec4 gtf_Color; +attribute vec4 gtf_Vertex; +uniform mat4 gtf_ModelViewProjectionMatrix; +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 = gtf_Color.g * 2.0 * M_PI; + float phi = gtf_Color.b * 2.0 * M_PI; + v1.x = cos(theta) * sin(phi); + v1.y = sin(theta) * sin(phi); + v1.z = cos(phi); + + color = vec4((v1 - 2.0 * dot(v2, v1) * v2 + vec3(1.0)) / 2.0, 1.0); + gl_Position = gtf_ModelViewProjectionMatrix * gtf_Vertex; +} |