maplibre-gl
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BSD licensed community fork of mapbox-gl, a WebGL interactive maps library
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text/typescript
// This file is generated. Edit build/generate-shaders.ts, then run `npm run codegen`.
export default 'uniform bool u_scale_with_map;uniform bool u_pitch_with_map;uniform vec2 u_extrude_scale;uniform highp float u_globe_extrude_scale;uniform lowp float u_device_pixel_ratio;uniform highp float u_camera_to_center_distance;uniform vec2 u_translate;in vec2 a_pos;out vec3 v_data;out float v_visibility;\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define mediump float radius\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define highp vec4 stroke_color\n#pragma mapbox: define mediump float stroke_width\n#pragma mapbox: define lowp float stroke_opacity\nvoid main(void) {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize mediump float radius\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize highp vec4 stroke_color\n#pragma mapbox: initialize mediump float stroke_width\n#pragma mapbox: initialize lowp float stroke_opacity\nvec2 pos_raw=a_pos+32768.0;vec2 extrude=vec2(mod(pos_raw,8.0)/7.0*2.0-1.0);vec2 circle_center=floor(pos_raw/8.0)+u_translate;float ele=get_elevation(circle_center);v_visibility=calculate_visibility(projectTileWithElevation(circle_center,ele));if (u_pitch_with_map) {\n#ifdef GLOBE\nvec3 center_vector=projectToSphere(circle_center);\n#endif\nfloat angle_scale=u_globe_extrude_scale;vec2 corner_position=circle_center;if (u_scale_with_map) {angle_scale*=(radius+stroke_width);corner_position+=extrude*u_extrude_scale*(radius+stroke_width);} else {\n#ifdef GLOBE\nvec4 projected_center=interpolateProjection(circle_center,center_vector,ele);\n#else\nvec4 projected_center=projectTileWithElevation(circle_center,ele);\n#endif\ncorner_position+=extrude*u_extrude_scale*(radius+stroke_width)*(projected_center.w/u_camera_to_center_distance);angle_scale*=(radius+stroke_width)*(projected_center.w/u_camera_to_center_distance);}\n#ifdef GLOBE\nvec2 angles=extrude*angle_scale;vec3 corner_vector=globeRotateVector(center_vector,angles);gl_Position=interpolateProjection(corner_position,corner_vector,ele);\n#else\ngl_Position=projectTileWithElevation(corner_position,ele);\n#endif\n} else {gl_Position=projectTileWithElevation(circle_center,ele);if (gl_Position.z/gl_Position.w > 1.0) {gl_Position.xy=vec2(10000.0);}if (u_scale_with_map) {gl_Position.xy+=extrude*(radius+stroke_width)*u_extrude_scale*u_camera_to_center_distance;} else {gl_Position.xy+=extrude*(radius+stroke_width)*u_extrude_scale*gl_Position.w;}}float antialiasblur=-max(1.0/u_device_pixel_ratio/(radius+stroke_width),blur);v_data=vec3(extrude.x,extrude.y,antialiasblur);}';