[core] TextureRectVertex ⇢ SymbolVertex

cmake/core-files.cmake

@@ -205,8 +205,8 @@ set(MBGL_CORE_FILES
     src/mbgl/shader/sdf_shader.cpp
     src/mbgl/shader/sdf_shader.hpp
     src/mbgl/shader/shaders.hpp
-    src/mbgl/shader/texture_rect_vertex.cpp
-    src/mbgl/shader/texture_rect_vertex.hpp
+    src/mbgl/shader/symbol_vertex.cpp
+    src/mbgl/shader/symbol_vertex.hpp
 
     # sprite
     include/mbgl/sprite/sprite_image.hpp

src/mbgl/renderer/symbol_bucket.hpp

@@ -5,7 +5,7 @@
 #include <mbgl/map/mode.hpp>
 #include <mbgl/gl/vertex_buffer.hpp>
 #include <mbgl/gl/index_buffer.hpp>
-#include <mbgl/shader/texture_rect_vertex.hpp>
+#include <mbgl/shader/symbol_vertex.hpp>
 #include <mbgl/shader/collision_box_vertex.hpp>
 #include <mbgl/text/glyph_range.hpp>
 #include <mbgl/style/layers/symbol_layer_properties.hpp>
@@ -48,20 +48,20 @@ class SymbolBucket : public Bucket {
     friend class SymbolLayout;
 
     struct TextBuffer {
-        std::vector<TextureRectVertex> vertices;
+        std::vector<SymbolVertex> vertices;
         std::vector<gl::Triangle> triangles;
         std::vector<ElementGroup<SDFShader>> groups;
 
-        optional<gl::VertexBuffer<TextureRectVertex>> vertexBuffer;
+        optional<gl::VertexBuffer<SymbolVertex>> vertexBuffer;
         optional<gl::IndexBuffer<gl::Triangle>> indexBuffer;
     } text;
 
     struct IconBuffer {
-        std::vector<TextureRectVertex> vertices;
+        std::vector<SymbolVertex> vertices;
         std::vector<gl::Triangle> triangles;
         std::vector<ElementGroup<SDFShader, IconShader>> groups;
 
-        optional<gl::VertexBuffer<TextureRectVertex>> vertexBuffer;
+        optional<gl::VertexBuffer<SymbolVertex>> vertexBuffer;
         optional<gl::IndexBuffer<gl::Triangle>> indexBuffer;
     } icon;
 

src/mbgl/shader/icon_shader.cpp

@@ -1,7 +1,7 @@
 #include <mbgl/shader/icon_shader.hpp>
 #include <mbgl/shader/icon.vertex.hpp>
 #include <mbgl/shader/icon.fragment.hpp>
-#include <mbgl/shader/texture_rect_vertex.hpp>
+#include <mbgl/shader/symbol_vertex.hpp>
 
 namespace mbgl {
 

src/mbgl/shader/icon_shader.hpp

@@ -6,13 +6,13 @@
 
 namespace mbgl {
 
-class TextureRectVertex;
+class SymbolVertex;
 
 class IconShader : public gl::Shader {
 public:
     IconShader(gl::Context&, Defines defines = None);
 
-    using VertexType = TextureRectVertex;
+    using VertexType = SymbolVertex;
 
     gl::Attribute<int16_t, 2>  a_pos         = { "a_pos",         *this };
     gl::Attribute<int16_t, 2>  a_offset      = { "a_offset",      *this };

src/mbgl/shader/sdf_shader.cpp

@@ -1,7 +1,7 @@
 #include <mbgl/shader/sdf_shader.hpp>
 #include <mbgl/shader/sdf.vertex.hpp>
 #include <mbgl/shader/sdf.fragment.hpp>
-#include <mbgl/shader/texture_rect_vertex.hpp>
+#include <mbgl/shader/symbol_vertex.hpp>
 
 namespace mbgl {
 

src/mbgl/shader/sdf_shader.hpp

@@ -7,13 +7,13 @@
 
 namespace mbgl {
 
-class TextureRectVertex;
+class SymbolVertex;
 
 class SDFShader : public gl::Shader {
 public:
     SDFShader(gl::Context&, Defines defines = None);
 
-    using VertexType = TextureRectVertex;
+    using VertexType = SymbolVertex;
 
     gl::Attribute<int16_t, 2>  a_pos         = { "a_pos",         *this };
     gl::Attribute<int16_t, 2>  a_offset      = { "a_offset",      *this };

src/mbgl/shader/symbol_vertex.cpp

@@ -0,0 +1,9 @@
+#include <mbgl/shader/symbol_vertex.hpp>
+#include <mbgl/gl/shader.hpp>
+#include <mbgl/gl/gl.hpp>
+
+namespace mbgl {
+
+static_assert(sizeof(SymbolVertex) == 16, "expected SymbolVertex size");
+
+} // namespace mbgl

src/mbgl/shader/texture_rect_vertex.hpp → src/mbgl/shader/symbol_vertex.hpp

@@ -8,10 +8,9 @@
 
 namespace mbgl {
 
-// A vertex that holds a position, offset and texture coordinate. Used for symbol layer icons and glyphs.
-class TextureRectVertex {
+class SymbolVertex {
 public:
-    TextureRectVertex(int16_t x, int16_t y, float ox, float oy, uint16_t tx, uint16_t ty, float minzoom, float maxzoom, float labelminzoom, uint8_t labelangle)
+    SymbolVertex(int16_t x, int16_t y, float ox, float oy, uint16_t tx, uint16_t ty, float minzoom, float maxzoom, float labelminzoom, uint8_t labelangle)
         : a_pos {
               x,
               y
@@ -40,13 +39,13 @@ class TextureRectVertex {
 namespace gl {
 
 template <class Shader>
-struct AttributeBindings<Shader, TextureRectVertex> {
+struct AttributeBindings<Shader, SymbolVertex> {
     std::array<AttributeBinding, 4> operator()(const Shader& shader) {
         return {{
-            MBGL_MAKE_ATTRIBUTE_BINDING(TextureRectVertex, shader, a_pos),
-            MBGL_MAKE_ATTRIBUTE_BINDING(TextureRectVertex, shader, a_offset),
-            MBGL_MAKE_ATTRIBUTE_BINDING(TextureRectVertex, shader, a_texture_pos),
-            MBGL_MAKE_ATTRIBUTE_BINDING(TextureRectVertex, shader, a_data)
+            MBGL_MAKE_ATTRIBUTE_BINDING(SymbolVertex, shader, a_pos),
+            MBGL_MAKE_ATTRIBUTE_BINDING(SymbolVertex, shader, a_offset),
+            MBGL_MAKE_ATTRIBUTE_BINDING(SymbolVertex, shader, a_texture_pos),
+            MBGL_MAKE_ATTRIBUTE_BINDING(SymbolVertex, shader, a_data)
         }};
     };
 };