813ddb024a
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
53 lines
1.2 KiB
C++
53 lines
1.2 KiB
C++
// Generated code, do not modify this file!
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#pragma once
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#include <mbgl/shaders/shader_source.hpp>
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namespace mbgl {
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namespace shaders {
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template <>
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struct ShaderSource<BuiltIn::HeatmapTextureShader, gfx::Backend::Type::OpenGL> {
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static constexpr const char* name = "HeatmapTextureShader";
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static constexpr const char* vertex = R"(layout (location = 0) in vec2 a_pos;
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out vec2 v_pos;
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layout (std140) uniform HeatmapTextureDrawableUBO {
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highp mat4 u_matrix;
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highp vec2 u_world;
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highp float u_opacity;
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lowp float pad0_;
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};
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void main() {
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gl_Position = u_matrix * vec4(a_pos * u_world, 0, 1);
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v_pos.x = a_pos.x;
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v_pos.y = 1.0 - a_pos.y;
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}
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)";
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static constexpr const char* fragment = R"(in vec2 v_pos;
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uniform sampler2D u_image;
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uniform sampler2D u_color_ramp;
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layout (std140) uniform HeatmapTextureDrawableUBO {
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highp mat4 u_matrix;
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highp vec2 u_world;
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highp float u_opacity;
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lowp float pad0_;
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};
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void main() {
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float t = texture(u_image, v_pos).r;
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vec4 color = texture(u_color_ramp, vec2(t, 0.5));
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fragColor = color * u_opacity;
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#ifdef OVERDRAW_INSPECTOR
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fragColor = vec4(0.0);
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#endif
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}
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)";
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};
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} // namespace shaders
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} // namespace mbgl
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