init commit

2025-06-11 22:45:11 +08:00
commit 71307f3e53
115 changed files with 13922 additions and 0 deletions
@@ -0,0 +1,95 @@
+#pragma once
+
+#include "dvc_config.h"
+#include "dvc_pre_declare.h"
+
+DV_CORE_BEGIN_NAMESPACE
+
+class DV_CORE_API Scene
+{
+public:
+	void init(void);
+	void clear(void);
+
+public:
+	DeviceBufferPtr newDeviceBuffer(void);
+	int32_t getDeviceBufferCounts(void) const {
+		return (int32_t)m_deviceBufferArray.size();
+	}
+	DeviceBufferConstPtr getDeviceBuffer(int32_t index) const;
+
+	DeviceBufferViewPtr newDeviceBufferView(DeviceBufferConstPtr buffer, size_t offset, size_t length, size_t stride);
+	int32_t getDeviceBufferViewCounts(void) const {
+		return (int32_t)m_bufferViewArray.size();
+	}
+	DeviceBufferViewPtr getDeviceBufferView(int32_t index) const;
+
+	DeviceBufferAccessorPtr newDeviceBufferAccessor(DeviceBufferViewConstPtr bufferView, size_t offset,
+		size_t count, ComponentType componentType, DataType dataType);
+	int32_t getDeviceBufferAccessorCounts(void) const {
+		return (int32_t)m_bufferAccessorArray.size();
+	}
+	DeviceBufferAccessorPtr getDeviceBufferAccessor(int32_t index) const;
+
+	int32_t pushNewMeshAsset(MeshPtr mesh);
+	int32_t getMeshCounts(void) const {
+		return (int32_t)m_meshArray.size();
+	}
+	MeshConstPtr getMesh(int32_t index) const;
+
+public:
+	SceneNodePtr newSceneNode(const std::string& name);
+	SceneNodePtr getRootSceneNode() const;
+
+public:
+	template<typename ComponentType>
+	SceneNodeConstPtr getNodeWithComponent(const char* name = nullptr) const
+	{
+		return getNodeWithComponent<ComponentType>(name, getRootSceneNode());
+	}
+
+	template<typename ComponentType>
+	SceneNodeConstPtr getNodeWithComponent(const char* name, SceneNodeConstPtr node) const
+	{
+		size_t counts = node->getChildCounts();
+		for (size_t i = 0; i < counts; i++)
+		{
+			SceneNodeConstPtr childNodePtr = node->getChild(i);
+			if (name != nullptr && childNodePtr->getName() != name)
+			{
+				continue;
+			}
+
+			std::shared_ptr<const ComponentType> component = childNodePtr->getComponent<ComponentType>();
+			if (component)
+			{
+				return childNodePtr;
+			}
+
+			//get from child
+			SceneNodeConstPtr cameraNode = getNodeWithComponent<ComponentType>(name, childNodePtr);
+			if (cameraNode != nullptr)
+			{
+				return cameraNode;
+			}
+		}
+		return nullptr;
+	}
+
+protected:
+	SceneNodePtr m_rootSceneNode;
+
+	//device resources
+	std::vector<DeviceBufferPtr> m_deviceBufferArray;
+	std::vector<DeviceBufferViewPtr> m_bufferViewArray;
+	std::vector<DeviceBufferAccessorPtr> m_bufferAccessorArray;
+
+	//asset resources
+	std::vector<MeshPtr> m_meshArray;
+
+public:
+	Scene();
+	~Scene();
+};
+
+DV_CORE_END_NAMESPACE