68 lines
3.0 KiB
C++
68 lines
3.0 KiB
C++
#include <mbgl/renderer/render_static_data.hpp>
|
|
#include <mbgl/programs/program_parameters.hpp>
|
|
|
|
namespace mbgl {
|
|
|
|
static gfx::VertexVector<gfx::Vertex<PositionOnlyLayoutAttributes>> tileVertices() {
|
|
gfx::VertexVector<gfx::Vertex<PositionOnlyLayoutAttributes>> result;
|
|
result.emplace_back(gfx::Vertex<PositionOnlyLayoutAttributes>({{{ 0, 0 }}}));
|
|
result.emplace_back(gfx::Vertex<PositionOnlyLayoutAttributes>({{{ util::EXTENT, 0 }}}));
|
|
result.emplace_back(gfx::Vertex<PositionOnlyLayoutAttributes>({{{ 0, util::EXTENT }}}));
|
|
result.emplace_back(gfx::Vertex<PositionOnlyLayoutAttributes>({{{ util::EXTENT, util::EXTENT }}}));
|
|
return result;
|
|
}
|
|
|
|
static gfx::IndexVector<gfx::Triangles> quadTriangleIndices() {
|
|
gfx::IndexVector<gfx::Triangles> result;
|
|
result.emplace_back(0, 1, 2);
|
|
result.emplace_back(1, 2, 3);
|
|
return result;
|
|
}
|
|
|
|
static gfx::IndexVector<gfx::LineStrip> tileLineStripIndices() {
|
|
gfx::IndexVector<gfx::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 gfx::VertexVector<RasterLayoutVertex> rasterVertices() {
|
|
gfx::VertexVector<RasterLayoutVertex> result;
|
|
result.emplace_back(RasterProgram::layoutVertex({ 0, 0 }, { 0, 0 }));
|
|
result.emplace_back(RasterProgram::layoutVertex({ util::EXTENT, 0 }, { util::EXTENT, 0 }));
|
|
result.emplace_back(RasterProgram::layoutVertex({ 0, util::EXTENT }, { 0, util::EXTENT }));
|
|
result.emplace_back(RasterProgram::layoutVertex({ util::EXTENT, util::EXTENT }, { util::EXTENT, util::EXTENT }));
|
|
return result;
|
|
}
|
|
|
|
static gfx::VertexVector<ExtrusionTextureLayoutVertex> extrusionTextureVertices() {
|
|
gfx::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
|