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164 lines
4.2 KiB
164 lines
4.2 KiB
/* |
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This file is part of Magnum. |
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Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, |
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2020 Vladimír Vondruš <mosra@centrum.cz> |
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Permission is hereby granted, free of charge, to any person obtaining a |
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copy of this software and associated documentation files (the "Software"), |
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to deal in the Software without restriction, including without limitation |
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the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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and/or sell copies of the Software, and to permit persons to whom the |
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Software is furnished to do so, subject to the following conditions: |
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The above copyright notice and this permission notice shall be included |
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in all copies or substantial portions of the Software. |
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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DEALINGS IN THE SOFTWARE. |
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*/ |
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#if defined(INSTANCED_OBJECT_ID) && !defined(GL_ES) && !defined(NEW_GLSL) |
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#extension GL_EXT_gpu_shader4: require |
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#endif |
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#ifndef NEW_GLSL |
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#define in attribute |
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#define out varying |
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#endif |
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#ifdef EXPLICIT_UNIFORM_LOCATION |
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layout(location = 0) |
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#endif |
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#ifdef TWO_DIMENSIONS |
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uniform highp mat3 transformationProjectionMatrix |
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#ifndef GL_ES |
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= mat3(1.0) |
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#endif |
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; |
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#elif defined(THREE_DIMENSIONS) |
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uniform highp mat4 transformationProjectionMatrix |
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#ifndef GL_ES |
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= mat4(1.0) |
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#endif |
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; |
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#else |
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#error |
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#endif |
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#ifdef TEXTURE_TRANSFORMATION |
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#ifdef EXPLICIT_UNIFORM_LOCATION |
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layout(location = 1) |
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#endif |
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uniform mediump mat3 textureMatrix |
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#ifndef GL_ES |
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= mat3(1.0) |
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#endif |
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; |
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#endif |
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#ifdef EXPLICIT_ATTRIB_LOCATION |
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layout(location = POSITION_ATTRIBUTE_LOCATION) |
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#endif |
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#ifdef TWO_DIMENSIONS |
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in highp vec2 position; |
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#elif defined(THREE_DIMENSIONS) |
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in highp vec4 position; |
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#else |
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#error |
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#endif |
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#ifdef TEXTURED |
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#ifdef EXPLICIT_ATTRIB_LOCATION |
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layout(location = TEXTURECOORDINATES_ATTRIBUTE_LOCATION) |
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#endif |
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in mediump vec2 textureCoordinates; |
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out mediump vec2 interpolatedTextureCoordinates; |
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#endif |
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#ifdef VERTEX_COLOR |
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#ifdef EXPLICIT_ATTRIB_LOCATION |
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layout(location = COLOR_ATTRIBUTE_LOCATION) |
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#endif |
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in lowp vec4 vertexColor; |
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out lowp vec4 interpolatedVertexColor; |
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#endif |
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#ifdef INSTANCED_OBJECT_ID |
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#ifdef EXPLICIT_ATTRIB_LOCATION |
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layout(location = OBJECT_ID_ATTRIBUTE_LOCATION) |
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#endif |
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in highp uint instanceObjectId; |
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flat out highp uint interpolatedInstanceObjectId; |
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#endif |
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#ifdef INSTANCED_TRANSFORMATION |
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#ifdef EXPLICIT_ATTRIB_LOCATION |
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layout(location = TRANSFORMATION_MATRIX_ATTRIBUTE_LOCATION) |
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#endif |
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#ifdef TWO_DIMENSIONS |
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in highp mat3 instancedTransformationMatrix; |
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#elif defined(THREE_DIMENSIONS) |
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in highp mat4 instancedTransformationMatrix; |
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#else |
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#error |
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#endif |
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#endif |
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#ifdef INSTANCED_TEXTURE_OFFSET |
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#ifdef EXPLICIT_ATTRIB_LOCATION |
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layout(location = TEXTURE_OFFSET_ATTRIBUTE_LOCATION) |
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#endif |
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in mediump vec2 instancedTextureOffset; |
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#endif |
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void main() { |
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#ifdef TWO_DIMENSIONS |
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gl_Position.xywz = vec4(transformationProjectionMatrix* |
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#ifdef INSTANCED_TRANSFORMATION |
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instancedTransformationMatrix* |
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#endif |
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vec3(position, 1.0), 0.0); |
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#elif defined(THREE_DIMENSIONS) |
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gl_Position = transformationProjectionMatrix* |
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#ifdef INSTANCED_TRANSFORMATION |
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instancedTransformationMatrix* |
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#endif |
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position; |
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#else |
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#error |
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#endif |
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#ifdef TEXTURED |
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/* Texture coordinates, if needed */ |
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interpolatedTextureCoordinates = |
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#ifdef TEXTURE_TRANSFORMATION |
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(textureMatrix*vec3( |
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#ifdef INSTANCED_TEXTURE_OFFSET |
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instancedTextureOffset + |
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#endif |
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textureCoordinates, 1.0)).xy |
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#else |
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textureCoordinates |
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#endif |
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; |
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#endif |
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#ifdef VERTEX_COLOR |
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/* Vertex colors, if enabled */ |
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interpolatedVertexColor = vertexColor; |
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#endif |
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#ifdef INSTANCED_OBJECT_ID |
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/* Instanced object ID, if enabled */ |
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interpolatedInstanceObjectId = instanceObjectId; |
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#endif |
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}
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