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60 lines
2.6 KiB
60 lines
2.6 KiB
13 years ago
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/*
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Copyright © 2010, 2011, 2012 Vladimír Vondruš <mosra@centrum.cz>
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This file is part of Magnum.
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Magnum is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License version 3
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only, as published by the Free Software Foundation.
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Magnum is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License version 3 for more details.
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*/
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#include "PointRenderer.h"
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#include "Mesh.h"
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#include "DebugTools/ShapeRenderer.h"
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#include "Physics/Point.h"
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#include "Primitives/Crosshair.h"
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#include "Shaders/FlatShader.h"
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#include "Trade/MeshData2D.h"
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#include "Trade/MeshData3D.h"
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namespace Magnum { namespace DebugTools { namespace Implementation {
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namespace {
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template<std::uint8_t dimensions> ResourceKey meshKey();
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template<> inline ResourceKey meshKey<2>() { return ResourceKey("point2d"); }
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template<> inline ResourceKey meshKey<3>() { return ResourceKey("point3d"); }
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template<std::uint8_t dimensions> ResourceKey vertexBufferKey();
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template<> inline ResourceKey vertexBufferKey<2>() { return ResourceKey("point2d-vertices"); }
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template<> inline ResourceKey vertexBufferKey<3>() { return ResourceKey("point3d-vertices"); }
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template<std::uint8_t dimensions> typename MeshData<dimensions>::Type meshData();
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template<> inline Trade::MeshData2D meshData<2>() { return Primitives::Crosshair2D::wireframe(); }
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template<> inline Trade::MeshData3D meshData<3>() { return Primitives::Crosshair3D::wireframe(); }
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}
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template<std::uint8_t dimensions> PointRenderer<dimensions>::PointRenderer(Physics::Point<dimensions>& point): AbstractShapeRenderer<dimensions>(meshKey<dimensions>(), vertexBufferKey<dimensions>(), {}), point(point) {
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if(!this->mesh) this->createResources(meshData<dimensions>());
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}
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template<std::uint8_t dimensions> void PointRenderer<dimensions>::draw(Resource<ShapeRendererOptions>& options, const typename DimensionTraits<dimensions>::MatrixType& projectionMatrix) {
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/* Half scale, because the point is 2x2(x2) */
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this->shader->setTransformationProjectionMatrix(projectionMatrix*
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DimensionTraits<dimensions>::MatrixType::translation(point.transformedPosition())*
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DimensionTraits<dimensions>::MatrixType::scaling(typename DimensionTraits<dimensions>::VectorType(options->pointSize()/2)))
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->setColor(options->color())
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->use();
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this->mesh->draw();
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}
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template class PointRenderer<2>;
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template class PointRenderer<3>;
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}}}
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