[core] Remove unused dot shader

src/mbgl/renderer/painter.cpp

@@ -27,7 +27,6 @@
 #include <mbgl/shader/icon_shader.hpp>
 #include <mbgl/shader/raster_shader.hpp>
 #include <mbgl/shader/sdf_shader.hpp>
-#include <mbgl/shader/dot_shader.hpp>
 #include <mbgl/shader/box_shader.hpp>
 #include <mbgl/shader/circle_shader.hpp>
 
@@ -64,7 +63,6 @@ Painter::Painter(const TransformState& state_, gl::GLObjectStore& glObjectStore_
     rasterShader = std::make_unique<RasterShader>(glObjectStore);
     sdfGlyphShader = std::make_unique<SDFGlyphShader>(glObjectStore);
     sdfIconShader = std::make_unique<SDFIconShader>(glObjectStore);
-    dotShader = std::make_unique<DotShader>(glObjectStore);
     collisionBoxShader = std::make_unique<CollisionBoxShader>(glObjectStore);
     circleShader = std::make_unique<CircleShader>(glObjectStore);
 

src/mbgl/renderer/painter.hpp

@@ -65,7 +65,6 @@ class IconShader;
 class RasterShader;
 class SDFGlyphShader;
 class SDFIconShader;
-class DotShader;
 class CollisionBoxShader;
 
 struct ClipID;
@@ -206,7 +205,6 @@ private:
     std::unique_ptr<RasterShader> rasterShader;
     std::unique_ptr<SDFGlyphShader> sdfGlyphShader;
     std::unique_ptr<SDFIconShader> sdfIconShader;
-    std::unique_ptr<DotShader> dotShader;
     std::unique_ptr<CollisionBoxShader> collisionBoxShader;
     std::unique_ptr<CircleShader> circleShader;
 

src/mbgl/renderer/symbol_bucket.hpp

@@ -25,7 +25,6 @@ namespace mbgl {
 class SDFShader;
 class IconShader;
 class CollisionBoxShader;
-class DotShader;
 class CollisionTile;
 class SpriteAtlas;
 class SpriteStore;

src/mbgl/shader/dot.fragment.glsl

@@ -1,9 +0,0 @@
-uniform vec4 u_color;
-uniform float u_blur;
-
-void main() {
-    float dist = length(gl_PointCoord - 0.5);
-    float t = smoothstep(0.5, 0.5 - u_blur, dist);
-
-    gl_FragColor = u_color * t;
-}

src/mbgl/shader/dot.vertex.glsl

@@ -1,9 +0,0 @@
-uniform mat4 u_matrix;
-uniform float u_size;
-
-attribute vec2 a_pos;
-
-void main(void) {
-    gl_Position = u_matrix * vec4(a_pos, 0, 1);
-    gl_PointSize = u_size;
-}

src/mbgl/shader/dot_shader.cpp

@@ -1,17 +0,0 @@
-#include <mbgl/shader/dot_shader.hpp>
-#include <mbgl/shader/dot.vertex.hpp>
-#include <mbgl/shader/dot.fragment.hpp>
-#include <mbgl/gl/gl.hpp>
-
-#include <cstdio>
-
-using namespace mbgl;
-
-DotShader::DotShader(gl::GLObjectStore& glObjectStore)
-    : Shader("dot", shaders::dot::vertex, shaders::dot::fragment, glObjectStore) {
-}
-
-void DotShader::bind(GLbyte* offset) {
-    MBGL_CHECK_ERROR(glEnableVertexAttribArray(a_pos));
-    MBGL_CHECK_ERROR(glVertexAttribPointer(a_pos, 2, GL_SHORT, false, 8, offset));
-}

src/mbgl/shader/dot_shader.hpp

@@ -1,20 +0,0 @@
-#pragma once
-
-#include <mbgl/shader/shader.hpp>
-#include <mbgl/shader/uniform.hpp>
-
-namespace mbgl {
-
-class DotShader : public Shader {
-public:
-    DotShader(gl::GLObjectStore&);
-
-    void bind(GLbyte *offset) final;
-
-    UniformMatrix<4>                u_matrix = {"u_matrix", *this};
-    Uniform<std::array<GLfloat, 4>> u_color  = {"u_color",  *this};
-    Uniform<GLfloat>                u_size   = {"u_size",   *this};
-    Uniform<GLfloat>                u_blur   = {"u_blur",   *this};
-};
-
-} // namespace mbgl