57 lines
2.6 KiB
C++
57 lines
2.6 KiB
C++
// Copyright (C) 2017 Jérôme Leclercq
|
|
// This file is part of the "Nazara Engine - Graphics module"
|
|
// For conditions of distribution and use, see copyright notice in Config.hpp
|
|
|
|
#include <Nazara/Graphics/GraphicalMesh.hpp>
|
|
#include <Nazara/Graphics/Graphics.hpp>
|
|
#include <Nazara/Utility/SoftwareBuffer.hpp>
|
|
#include <Nazara/Utility/StaticMesh.hpp>
|
|
#include <cassert>
|
|
#include <Nazara/Graphics/Debug.hpp>
|
|
|
|
namespace Nz
|
|
{
|
|
GraphicalMesh::GraphicalMesh(const Mesh& mesh)
|
|
{
|
|
assert(mesh.GetAnimationType() == AnimationType::Static);
|
|
|
|
const std::shared_ptr<RenderDevice>& renderDevice = Graphics::Instance()->GetRenderDevice();
|
|
|
|
m_subMeshes.reserve(mesh.GetSubMeshCount());
|
|
for (std::size_t i = 0; i < mesh.GetSubMeshCount(); ++i)
|
|
{
|
|
const SubMesh& subMesh = *mesh.GetSubMesh(i);
|
|
|
|
const StaticMesh& staticMesh = static_cast<const StaticMesh&>(subMesh);
|
|
|
|
const std::shared_ptr<const IndexBuffer>& indexBuffer = staticMesh.GetIndexBuffer();
|
|
const std::shared_ptr<VertexBuffer>& vertexBuffer = staticMesh.GetVertexBuffer();
|
|
|
|
assert(indexBuffer->GetBuffer()->GetStorage() == DataStorage::Software);
|
|
const SoftwareBuffer* indexBufferContent = static_cast<const SoftwareBuffer*>(indexBuffer->GetBuffer()->GetImpl());
|
|
|
|
assert(vertexBuffer->GetBuffer()->GetStorage() == DataStorage::Software);
|
|
const SoftwareBuffer* vertexBufferContent = static_cast<const SoftwareBuffer*>(vertexBuffer->GetBuffer()->GetImpl());
|
|
|
|
auto& submeshData = m_subMeshes.emplace_back();
|
|
submeshData.indexBuffer = renderDevice->InstantiateBuffer(BufferType::Index);
|
|
if (!submeshData.indexBuffer->Initialize(indexBuffer->GetStride() * indexBuffer->GetIndexCount(), BufferUsage::DeviceLocal))
|
|
throw std::runtime_error("failed to create index buffer");
|
|
|
|
if (!submeshData.indexBuffer->Fill(indexBufferContent->GetData() + indexBuffer->GetStartOffset(), 0, indexBuffer->GetEndOffset() - indexBuffer->GetStartOffset()))
|
|
throw std::runtime_error("failed to fill index buffer");
|
|
|
|
submeshData.indexCount = indexBuffer->GetIndexCount();
|
|
|
|
submeshData.vertexBuffer = renderDevice->InstantiateBuffer(BufferType::Vertex);
|
|
if (!submeshData.vertexBuffer->Initialize(vertexBuffer->GetStride() * vertexBuffer->GetVertexCount(), BufferUsage::DeviceLocal))
|
|
throw std::runtime_error("failed to create vertex buffer");
|
|
|
|
if (!submeshData.vertexBuffer->Fill(vertexBufferContent->GetData() + vertexBuffer->GetStartOffset(), 0, vertexBuffer->GetEndOffset() - vertexBuffer->GetStartOffset()))
|
|
throw std::runtime_error("failed to fill vertex buffer");
|
|
|
|
submeshData.vertexDeclaration = vertexBuffer->GetVertexDeclaration();
|
|
}
|
|
}
|
|
}
|