mirror of https://github.com/bjornbytes/lovr.git
84 lines
2.4 KiB
C
84 lines
2.4 KiB
C
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#include "graphics/shaders.h"
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const char* lovrShaderVertexPrefix = ""
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#ifdef EMSCRIPTEN
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"#version 300 es \n"
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"precision mediump float; \n"
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#else
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"#version 150 \n"
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#endif
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"in vec3 lovrPosition; \n"
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"in vec3 lovrNormal; \n"
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"in vec2 lovrTexCoord; \n"
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"out vec2 texCoord; \n"
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"uniform mat4 lovrModel; \n"
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"uniform mat4 lovrView; \n"
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"uniform mat4 lovrProjection; \n"
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"uniform mat4 lovrTransform; \n"
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"uniform mat3 lovrNormalMatrix; \n";
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const char* lovrShaderFragmentPrefix = ""
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#ifdef EMSCRIPTEN
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"#version 300 es \n"
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"precision mediump float; \n"
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#else
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"#version 150 \n"
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"in vec4 gl_FragCoord; \n"
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#endif
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"in vec2 texCoord; \n"
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"out vec4 lovrFragColor; \n"
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"uniform vec4 lovrColor; \n"
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"uniform sampler2D lovrTexture; \n";
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const char* lovrShaderVertexSuffix = ""
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"void main() { \n"
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" texCoord = lovrTexCoord; \n"
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" gl_Position = position(lovrProjection, lovrTransform, vec4(lovrPosition, 1.0)); \n"
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"}";
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const char* lovrShaderFragmentSuffix = ""
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"void main() { \n"
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" lovrFragColor = color(lovrColor, lovrTexture, texCoord); \n"
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"}";
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const char* lovrDefaultVertexShader = ""
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"vec4 position(mat4 projection, mat4 transform, vec4 vertex) { \n"
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" return projection * transform * vertex; \n"
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"}";
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const char* lovrDefaultFragmentShader = ""
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"vec4 color(vec4 graphicsColor, sampler2D image, vec2 uv) { \n"
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" return graphicsColor * texture(image, uv); \n"
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"}";
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const char* lovrSkyboxVertexShader = ""
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"out vec3 texturePosition; \n"
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"vec4 position(mat4 projection, mat4 transform, vec4 vertex) { \n"
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" texturePosition = vertex.xyz; \n"
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" return projection * transform * vertex; \n"
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"}";
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const char* lovrSkyboxFragmentShader = ""
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"in vec3 texturePosition; \n"
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"uniform samplerCube cube; \n"
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"vec4 color(vec4 graphicsColor, sampler2D image, vec2 uv) { \n"
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" return graphicsColor * texture(cube, texturePosition); \n"
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"}";
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const char* lovrFontFragmentShader = ""
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"float median(float r, float g, float b) { \n"
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" return max(min(r, g), min(max(r, g), b)); \n"
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"} \n"
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"vec4 color(vec4 graphicsColor, sampler2D image, vec2 uv) { \n"
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" vec3 col = texture(image, uv).rgb; \n"
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" float sdf = median(col.r, col.g, col.b); \n"
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" float w = fwidth(sdf); \n"
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" float alpha = smoothstep(.5 - w, .5 + w, sdf); \n"
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" return vec4(graphicsColor.rgb, graphicsColor.a * alpha); \n"
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"}";
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const char* lovrNoopVertexShader = ""
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"vec4 position(mat4 projection, mat4 transform, vec4 vertex) { \n"
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" return vertex; \n"
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"}";
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