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84 lines
3.1 KiB
GLSL
84 lines
3.1 KiB
GLSL
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifdef WR_FEATURE_TEXTURE_EXTERNAL
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// Please check https://www.khronos.org/registry/OpenGL/extensions/OES/OES_EGL_image_external_essl3.txt
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// for this extension.
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#extension GL_OES_EGL_image_external_essl3 : require
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#endif
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// The textureLod() doesn't support samplerExternalOES for WR_FEATURE_TEXTURE_EXTERNAL.
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// https://www.khronos.org/registry/OpenGL/extensions/OES/OES_EGL_image_external_essl3.txt
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//
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// The textureLod() doesn't support sampler2DRect for WR_FEATURE_TEXTURE_RECT, too.
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//
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// Use texture() instead.
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#if defined(WR_FEATURE_TEXTURE_EXTERNAL) || defined(WR_FEATURE_TEXTURE_RECT)
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#define TEX_SAMPLE(sampler, tex_coord) texture(sampler, tex_coord)
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#else
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// In normal case, we use textureLod(). We haven't used the lod yet. So, we always pass 0.0 now.
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#define TEX_SAMPLE(sampler, tex_coord) textureLod(sampler, tex_coord, 0.0)
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#endif
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//======================================================================================
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// Vertex shader attributes and uniforms
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//======================================================================================
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#ifdef WR_VERTEX_SHADER
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#define varying out
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// Uniform inputs
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uniform mat4 uTransform; // Orthographic projection
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uniform float uDevicePixelRatio;
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// Attribute inputs
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in vec3 aPosition;
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#endif
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//======================================================================================
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// Fragment shader attributes and uniforms
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//======================================================================================
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#ifdef WR_FRAGMENT_SHADER
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precision highp float;
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#define varying in
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// Uniform inputs
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// Fragment shader outputs
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out vec4 oFragColor;
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#endif
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//======================================================================================
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// Shared shader uniforms
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//======================================================================================
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#ifdef WR_FEATURE_TEXTURE_RECT
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uniform sampler2DRect sColor0;
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uniform sampler2DRect sColor1;
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uniform sampler2DRect sColor2;
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#elif defined WR_FEATURE_TEXTURE_EXTERNAL
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uniform samplerExternalOES sColor0;
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uniform samplerExternalOES sColor1;
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uniform samplerExternalOES sColor2;
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#else
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uniform sampler2D sColor0;
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uniform sampler2D sColor1;
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uniform sampler2D sColor2;
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#endif
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#ifdef WR_FEATURE_DITHERING
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uniform sampler2D sDither;
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#endif
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//======================================================================================
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// Interpolator definitions
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//======================================================================================
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//======================================================================================
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// VS only types and UBOs
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//======================================================================================
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//======================================================================================
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// VS only functions
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//======================================================================================
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