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https://github.com/PixarAnimationStudios/OpenSubdiv
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New text:
Copyright 2013 Pixar
Licensed under the Apache License, Version 2.0 (the "Apache License")
with the following modification; you may not use this file except in
compliance with the Apache License and the following modification to it:
Section 6. Trademarks. is deleted and replaced with:
6. Trademarks. This License does not grant permission to use the trade
names, trademarks, service marks, or product names of the Licensor
and its affiliates, except as required to comply with Section 4(c) of
the License and to reproduce the content of the NOTICE file.
You may obtain a copy of the Apache License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the Apache License with the above modification is
distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, either express or implied. See the Apache License for the specific
language governing permissions and limitations under the Apache License.
70 lines
2.0 KiB
GLSL
70 lines
2.0 KiB
GLSL
//
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// Copyright 2013 Pixar
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//
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// Licensed under the Apache License, Version 2.0 (the "Apache License")
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// with the following modification; you may not use this file except in
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// compliance with the Apache License and the following modification to it:
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// Section 6. Trademarks. is deleted and replaced with:
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//
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// 6. Trademarks. This License does not grant permission to use the trade
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// names, trademarks, service marks, or product names of the Licensor
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// and its affiliates, except as required to comply with Section 4(c) of
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// the License and to reproduce the content of the NOTICE file.
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//
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// You may obtain a copy of the Apache License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the Apache License with the above modification is
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// distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the Apache License for the specific
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// language governing permissions and limitations under the Apache License.
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//
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//--------------------------------------------------------------
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// sky vertex shader
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//--------------------------------------------------------------
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#ifdef SKY_VERTEX_SHADER
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layout (location=0) in vec3 position;
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layout (location=1) in vec2 texCoord;
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uniform mat4 ModelViewProjectionMatrix;
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out vec2 outTexCoord;
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void
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main()
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{
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gl_Position = ModelViewProjectionMatrix * vec4(position, 1);
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outTexCoord = texCoord.xy;
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}
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#endif
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//--------------------------------------------------------------
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// sky fragment shader
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//--------------------------------------------------------------
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#ifdef SKY_FRAGMENT_SHADER
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uniform sampler2D environmentMap;
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in vec2 outTexCoord;
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out vec4 outColor;
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vec4 getEnvironmentHDR(sampler2D sampler, vec2 uv)
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{
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vec4 tex = texture(sampler, uv);
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tex = vec4(pow(tex.xyz, vec3(0.4545)), 1);
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return tex;
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}
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void
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main()
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{
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outColor = getEnvironmentHDR(environmentMap, outTexCoord);
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}
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#endif
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