[core] Refactor Painter away

src/mbgl/renderer/render_static_data.cpp

@@ -0,0 +1,67 @@
+#include <mbgl/renderer/render_static_data.hpp>
+#include <mbgl/programs/program_parameters.hpp>
+
+namespace mbgl {
+
+static gl::VertexVector<FillLayoutVertex> tileVertices() {
+    gl::VertexVector<FillLayoutVertex> result;
+    result.emplace_back(FillProgram::layoutVertex({ 0,            0 }));
+    result.emplace_back(FillProgram::layoutVertex({ util::EXTENT, 0 }));
+    result.emplace_back(FillProgram::layoutVertex({ 0, util::EXTENT }));
+    result.emplace_back(FillProgram::layoutVertex({ util::EXTENT, util::EXTENT }));
+    return result;
+}
+
+static gl::IndexVector<gl::Triangles> quadTriangleIndices() {
+    gl::IndexVector<gl::Triangles> result;
+    result.emplace_back(0, 1, 2);
+    result.emplace_back(1, 2, 3);
+    return result;
+}
+
+static gl::IndexVector<gl::LineStrip> tileLineStripIndices() {
+    gl::IndexVector<gl::LineStrip> result;
+    result.emplace_back(0);
+    result.emplace_back(1);
+    result.emplace_back(3);
+    result.emplace_back(2);
+    result.emplace_back(0);
+    return result;
+}
+
+static gl::VertexVector<RasterLayoutVertex> rasterVertices() {
+    gl::VertexVector<RasterLayoutVertex> result;
+    result.emplace_back(RasterProgram::layoutVertex({ 0, 0 }, { 0, 0 }));
+    result.emplace_back(RasterProgram::layoutVertex({ util::EXTENT, 0 }, { 32767, 0 }));
+    result.emplace_back(RasterProgram::layoutVertex({ 0, util::EXTENT }, { 0, 32767 }));
+    result.emplace_back(RasterProgram::layoutVertex({ util::EXTENT, util::EXTENT }, { 32767, 32767 }));
+    return result;
+}
+
+static gl::VertexVector<ExtrusionTextureLayoutVertex> extrusionTextureVertices() {
+    gl::VertexVector<ExtrusionTextureLayoutVertex> result;
+    result.emplace_back(ExtrusionTextureProgram::layoutVertex({ 0, 0 }));
+    result.emplace_back(ExtrusionTextureProgram::layoutVertex({ 1, 0 }));
+    result.emplace_back(ExtrusionTextureProgram::layoutVertex({ 0, 1 }));
+    result.emplace_back(ExtrusionTextureProgram::layoutVertex({ 1, 1 }));
+    return result;
+}
+
+RenderStaticData::RenderStaticData(gl::Context& context, float pixelRatio, const optional<std::string>& programCacheDir)
+    : tileVertexBuffer(context.createVertexBuffer(tileVertices())),
+      rasterVertexBuffer(context.createVertexBuffer(rasterVertices())),
+      extrusionTextureVertexBuffer(context.createVertexBuffer(extrusionTextureVertices())),
+      quadTriangleIndexBuffer(context.createIndexBuffer(quadTriangleIndices())),
+      tileBorderIndexBuffer(context.createIndexBuffer(tileLineStripIndices())),
+      programs(context, ProgramParameters { pixelRatio, false, programCacheDir })
+#ifndef NDEBUG
+    , overdrawPrograms(context, ProgramParameters { pixelRatio, true, programCacheDir })
+#endif
+{
+    tileTriangleSegments.emplace_back(0, 0, 4, 6);
+    tileBorderSegments.emplace_back(0, 0, 4, 5);
+    rasterSegments.emplace_back(0, 0, 4, 6);
+    extrusionTextureSegments.emplace_back(0, 0, 4, 6);
+}
+
+} // namespace mbgl