Files
MapLibreParticleLab/include/mbgl/shaders/gl/fill_outline.hpp
mwilsnd f207aee091 Migrate shaders to the registry (#964)
Co-authored-by: Bart Louwers <bart.louwers@gmail.com>
2023-04-04 21:00:12 +02:00

83 lines
1.9 KiB
C++

// Generated code, do not modify this file!
// Generated on 2023-04-04T01:24:40.539Z by mwilsnd using shaders/generate_shader_code.js
#pragma once
#include <mbgl/shaders/shader_source.hpp>
namespace mbgl {
namespace shaders {
template <> struct ShaderSource<BuiltIn::FillOutlineProgram, gfx::Backend::Type::OpenGL> {
static constexpr const char* vertex = R"(attribute vec2 a_pos;
uniform mat4 u_matrix;
uniform vec2 u_world;
varying vec2 v_pos;
#ifndef HAS_UNIFORM_u_outline_color
uniform lowp float u_outline_color_t;
attribute highp vec4 a_outline_color;
varying highp vec4 outline_color;
#else
uniform highp vec4 u_outline_color;
#endif
#ifndef HAS_UNIFORM_u_opacity
uniform lowp float u_opacity_t;
attribute lowp vec2 a_opacity;
varying lowp float opacity;
#else
uniform lowp float u_opacity;
#endif
void main() {
#ifndef HAS_UNIFORM_u_outline_color
outline_color = unpack_mix_color(a_outline_color, u_outline_color_t);
#else
highp vec4 outline_color = u_outline_color;
#endif
#ifndef HAS_UNIFORM_u_opacity
opacity = unpack_mix_vec2(a_opacity, u_opacity_t);
#else
lowp float opacity = u_opacity;
#endif
gl_Position = u_matrix * vec4(a_pos, 0, 1);
v_pos = (gl_Position.xy / gl_Position.w + 1.0) / 2.0 * u_world;
}
)";
static constexpr const char* fragment = R"(varying vec2 v_pos;
#ifndef HAS_UNIFORM_u_outline_color
varying highp vec4 outline_color;
#else
uniform highp vec4 u_outline_color;
#endif
#ifndef HAS_UNIFORM_u_opacity
varying lowp float opacity;
#else
uniform lowp float u_opacity;
#endif
void main() {
#ifdef HAS_UNIFORM_u_outline_color
highp vec4 outline_color = u_outline_color;
#endif
#ifdef HAS_UNIFORM_u_opacity
lowp float opacity = u_opacity;
#endif
float dist = length(v_pos - gl_FragCoord.xy);
float alpha = 1.0 - smoothstep(0.0, 1.0, dist);
gl_FragColor = outline_color * (alpha * opacity);
#ifdef OVERDRAW_INSPECTOR
gl_FragColor = vec4(1.0);
#endif
}
)";
};
} // namespace shaders
} // namespace mbgl