98 lines
2.4 KiB
C++
98 lines
2.4 KiB
C++
#include <XCEngine/Resources/Mesh/Mesh.h>
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#include <XCEngine/Resources/Material/Material.h>
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#include <XCEngine/Resources/Texture/Texture.h>
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#include <cstring>
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namespace XCEngine {
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namespace Resources {
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Mesh::Mesh() = default;
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Mesh::~Mesh() = default;
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void Mesh::Release() {
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m_vertexData.Clear();
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m_indexData.Clear();
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m_sections.Clear();
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m_materials.Clear();
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m_textures.Clear();
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m_vertexCount = 0;
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m_vertexStride = 0;
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m_attributes = VertexAttribute::Position;
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m_indexCount = 0;
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m_use32BitIndex = false;
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m_bounds = Math::Bounds();
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UpdateMemorySize();
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SetInvalid();
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}
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void Mesh::SetVertexData(const void* data, size_t size, Core::uint32 vertexCount,
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Core::uint32 vertexStride, VertexAttribute attributes) {
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m_vertexCount = vertexCount;
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m_vertexStride = vertexStride;
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m_attributes = attributes;
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m_vertexData.Resize(size);
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if (size > 0 && data != nullptr) {
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std::memcpy(m_vertexData.Data(), data, size);
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}
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UpdateMemorySize();
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}
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void Mesh::SetIndexData(const void* data, size_t size, Core::uint32 indexCount, bool use32Bit) {
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m_indexCount = indexCount;
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m_use32BitIndex = use32Bit;
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m_indexData.Resize(size);
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if (size > 0 && data != nullptr) {
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std::memcpy(m_indexData.Data(), data, size);
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}
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UpdateMemorySize();
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}
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void Mesh::AddSection(const MeshSection& section) {
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m_sections.PushBack(section);
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UpdateMemorySize();
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}
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void Mesh::AddMaterial(Material* material) {
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m_materials.PushBack(material);
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UpdateMemorySize();
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}
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void Mesh::AddTexture(Texture* texture) {
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m_textures.PushBack(texture);
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UpdateMemorySize();
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}
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Material* Mesh::GetMaterial(Core::uint32 index) const {
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if (index >= m_materials.Size()) {
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return nullptr;
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}
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return m_materials[index];
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}
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void Mesh::UpdateMemorySize() {
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m_memorySize = m_vertexData.Size() +
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m_indexData.Size() +
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m_sections.Size() * sizeof(MeshSection) +
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m_materials.Size() * sizeof(Material*) +
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m_textures.Size() * sizeof(Texture*);
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for (const Material* material : m_materials) {
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if (material != nullptr) {
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m_memorySize += material->GetMemorySize();
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}
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}
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for (const Texture* texture : m_textures) {
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if (texture != nullptr) {
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m_memorySize += texture->GetMemorySize();
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}
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}
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}
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} // namespace Resources
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} // namespace XCEngine
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