kepler.gl/src/deckgl-layers/dist/raster/raster-mesh-layer/raster-mesh-layer-webgl2.fs.js

kepler.gl is a webgl based application to visualize large scale location data in the browser

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;
// SPDX-License-Identifier: MIT
// Copyright contributors to the kepler.gl project
var _default = exports["default"] = "#version 300 es\n#define SHADER_NAME raster-mesh-layer-fs\n\nprecision highp float;\n\nuniform bool hasTexture;\n\nuniform bool flatShading;\nuniform float opacity;\n\nin vec2 vTexCoord;\nin vec3 cameraPosition;\nin vec3 normals_commonspace;\nin vec4 position_commonspace;\nin vec4 vColor;\n\nout vec4 fragColor;\n\nvoid main(void) {\n  geometry.uv = vTexCoord;\n  vec4 image;\n  DECKGL_CREATE_COLOR(image, vTexCoord);\n\n  DECKGL_MUTATE_COLOR(image, vTexCoord);\n\n  vec3 normal;\n  if (flatShading) {\n\n// This is necessary because\n// headless.gl reports the extension as\n// available but does not support it in\n// the shader.\n#ifdef DERIVATIVES_AVAILABLE\n    normal = normalize(cross(dFdx(position_commonspace.xyz), dFdy(position_commonspace.xyz)));\n#else\n    normal = vec3(0.0, 0.0, 1.0);\n#endif\n  } else {\n    normal = normals_commonspace;\n  }\n\n  vec3 lightColor = lighting_getLightColor(image.rgb, cameraPosition, position_commonspace.xyz, normal);\n  fragColor = vec4(lightColor, opacity);\n\n  DECKGL_FILTER_COLOR(fragColor, geometry);\n}\n";
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