@cesium/engine
Version:
CesiumJS is a JavaScript library for creating 3D globes and 2D maps in a web browser without a plugin.
22 lines (21 loc) • 631 B
JavaScript
//This file is automatically rebuilt by the Cesium build process.
export default "uniform sampler2D colorTexture;\n\
uniform float gradations;\n\
\n\
in vec2 v_textureCoordinates;\n\
\n\
void main(void)\n\
{\n\
vec3 rgb = texture(colorTexture, v_textureCoordinates).rgb;\n\
#ifdef CZM_SELECTED_FEATURE\n\
if (czm_selected()) {\n\
out_FragColor = vec4(rgb, 1.0);\n\
return;\n\
}\n\
#endif\n\
float luminance = czm_luminance(rgb);\n\
float darkness = luminance * gradations;\n\
darkness = (darkness - fract(darkness)) / gradations;\n\
out_FragColor = vec4(vec3(darkness), 1.0);\n\
}\n\
";