maplibre-gl
Version:
BSD licensed community fork of mapbox-gl, a WebGL interactive maps library
3 lines (2 loc) • 728 B
text/typescript
// This file is generated. Edit build/generate-shaders.ts, then run `npm run codegen`.
export default 'in vec2 a_pos;uniform highp float u_input;uniform highp float u_output_expected;out vec4 v_output_error_encoded;void main() {float real_output=2.0*atan(exp(PI-(u_input*PI*2.0)))-PI*0.5;float error=real_output-u_output_expected;float abs_error=abs(error)*128.0;v_output_error_encoded.x=min(floor(abs_error*256.0),255.0)/255.0;abs_error-=v_output_error_encoded.x;v_output_error_encoded.y=min(floor(abs_error*65536.0),255.0)/255.0;abs_error-=v_output_error_encoded.x/255.0;v_output_error_encoded.z=min(floor(abs_error*16777216.0),255.0)/255.0;v_output_error_encoded.w=error >=0.0 ? 1.0 : 0.0;gl_Position=vec4(a_pos,0.0,1.0);}';