mirror of https://github.com/mosra/magnum.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
102 lines
4.9 KiB
102 lines
4.9 KiB
/* |
|
Copyright © 2010, 2011, 2012 Vladimír Vondruš <mosra@centrum.cz> |
|
|
|
This file is part of Magnum. |
|
|
|
Magnum is free software: you can redistribute it and/or modify |
|
it under the terms of the GNU Lesser General Public License version 3 |
|
only, as published by the Free Software Foundation. |
|
|
|
Magnum is distributed in the hope that it will be useful, |
|
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
GNU Lesser General Public License version 3 for more details. |
|
*/ |
|
|
|
#include "AbstractShapeRenderer.h" |
|
|
|
#include "AbstractShaderProgram.h" |
|
#include "Buffer.h" |
|
#include "Mesh.h" |
|
#include "DebugTools/ResourceManager.h" |
|
#include "MeshTools/CompressIndices.h" |
|
#include "Shaders/FlatShader.h" |
|
#include "Trade/MeshData2D.h" |
|
#include "Trade/MeshData3D.h" |
|
|
|
namespace Magnum { namespace DebugTools { namespace Implementation { |
|
|
|
namespace { |
|
|
|
template<std::uint8_t dimensions> ResourceKey shaderKey(); |
|
template<> inline ResourceKey shaderKey<2>() { return ResourceKey("FlatShader2D"); } |
|
template<> inline ResourceKey shaderKey<3>() { return ResourceKey("FlatShader3D"); } |
|
|
|
template<std::uint8_t dimensions> void create(typename MeshData<dimensions>::Type&, Resource<Mesh>&, Resource<Buffer>&, Resource<Buffer>&); |
|
|
|
template<> void create<2>(Trade::MeshData2D& data, Resource<Mesh>& meshResource, Resource<Buffer>& vertexBufferResource, Resource<Buffer>& indexBufferResource) { |
|
/* Vertex buffer */ |
|
Buffer* buffer = new Buffer(Buffer::Target::Array); |
|
buffer->setData(*data.positions(0), Buffer::Usage::StaticDraw); |
|
ResourceManager::instance()->set(vertexBufferResource.key(), buffer, ResourceDataState::Final, ResourcePolicy::Manual); |
|
|
|
/* Mesh configuration */ |
|
Mesh* mesh = new Mesh; |
|
mesh->setPrimitive(data.primitive()) |
|
->setVertexCount(data.positions(0)->size()) |
|
->addVertexBuffer(buffer, 0, Shaders::FlatShader2D::Position()); |
|
ResourceManager::instance()->set(meshResource.key(), mesh, ResourceDataState::Final, ResourcePolicy::Manual); |
|
|
|
/* Index buffer, if needed, if not, resource key doesn't have to be set */ |
|
if(data.indices()) { |
|
CORRADE_INTERNAL_ASSERT(indexBufferResource.key() != ResourceKey()); |
|
Buffer* indexBuffer = new Buffer(Buffer::Target::ElementArray); |
|
MeshTools::compressIndices(mesh, indexBuffer, Buffer::Usage::StaticDraw, *data.indices()); |
|
ResourceManager::instance()->set(indexBufferResource.key(), indexBuffer, ResourceDataState::Final, ResourcePolicy::Manual); |
|
} |
|
} |
|
|
|
template<> void create<3>(Trade::MeshData3D& data, Resource<Mesh>& meshResource, Resource<Buffer>& vertexBufferResource, Resource<Buffer>& indexBufferResource) { |
|
/* Vertex buffer */ |
|
Buffer* vertexBuffer = new Buffer(Buffer::Target::Array); |
|
vertexBuffer->setData(*data.positions(0), Buffer::Usage::StaticDraw); |
|
ResourceManager::instance()->set(vertexBufferResource.key(), vertexBuffer, ResourceDataState::Final, ResourcePolicy::Manual); |
|
|
|
/* Mesh configuration */ |
|
Mesh* mesh = new Mesh; |
|
mesh->setPrimitive(data.primitive()) |
|
->setVertexCount(data.positions(0)->size()) |
|
->addVertexBuffer(vertexBuffer, 0, Shaders::FlatShader3D::Position()); |
|
ResourceManager::instance()->set(meshResource.key(), mesh, ResourceDataState::Final, ResourcePolicy::Manual); |
|
|
|
/* Index buffer, if needed, if not, resource key doesn't have to be set */ |
|
if(data.indices()) { |
|
CORRADE_INTERNAL_ASSERT(indexBufferResource.key() != ResourceKey()); |
|
Buffer* indexBuffer = new Buffer(Buffer::Target::ElementArray); |
|
MeshTools::compressIndices(mesh, indexBuffer, Buffer::Usage::StaticDraw, *data.indices()); |
|
ResourceManager::instance()->set(indexBufferResource.key(), indexBuffer, ResourceDataState::Final, ResourcePolicy::Manual); |
|
} |
|
} |
|
|
|
} |
|
|
|
template<std::uint8_t dimensions> AbstractShapeRenderer<dimensions>::AbstractShapeRenderer(ResourceKey meshKey, ResourceKey vertexBufferKey, ResourceKey indexBufferKey) { |
|
shader = ResourceManager::instance()->get<AbstractShaderProgram, Shaders::FlatShader<dimensions>>(shaderKey<dimensions>()); |
|
mesh = ResourceManager::instance()->get<Mesh>(meshKey); |
|
vertexBuffer = ResourceManager::instance()->get<Buffer>(vertexBufferKey); |
|
indexBuffer = ResourceManager::instance()->get<Buffer>(indexBufferKey); |
|
|
|
if(!shader) ResourceManager::instance()->set<AbstractShaderProgram>(shaderKey<dimensions>(), |
|
new Shaders::FlatShader<dimensions>, ResourceDataState::Final, ResourcePolicy::Resident); |
|
} |
|
|
|
template<std::uint8_t dimensions> AbstractShapeRenderer<dimensions>::~AbstractShapeRenderer() {} |
|
|
|
template<std::uint8_t dimensions> void AbstractShapeRenderer<dimensions>::createResources(typename MeshData<dimensions>::Type data) { |
|
create<dimensions>(data, this->mesh, this->vertexBuffer, this->indexBuffer); |
|
} |
|
|
|
template class AbstractShapeRenderer<2>; |
|
template class AbstractShapeRenderer<3>; |
|
|
|
}}}
|
|
|