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114 lines
2.8 KiB
C++
114 lines
2.8 KiB
C++
#pragma once
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#include <cstdint>
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#include <memory>
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#include "Vector2.h"
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#include "Vector3.h"
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namespace Assets
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{
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using namespace Math; // For the vector classes
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// Represents a 3D vertex weight.
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class VertexWeight
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{
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public:
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// Initialize a default vertex weight.
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VertexWeight();
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// Initialize a vertex weight with the given information.
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VertexWeight(uint32_t Bone, float Value);
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// The index of the bone we are weighted to.
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uint32_t Bone;
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// The weighting attached to this bone.
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float Value;
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};
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// Represents a 3D vertex color (RGBA).
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class VertexColor
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{
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public:
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// Initialize a white vertex color.
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VertexColor();
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// Initialize a vertex color with the given information.
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VertexColor(uint8_t R, uint8_t G, uint8_t B, uint8_t A);
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// Array index operators
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uint8_t& operator[](uint8_t Index);
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const uint8_t& operator[](uint8_t Index) const;
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private:
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// Internal color data
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uint8_t _Colors[4];
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};
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// Represents a 3D vertex for a mesh.
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class Vertex
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{
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public:
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// Initializes a 3D vertex from the given address of the buffer.
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Vertex(uint8_t* Address, uint8_t MaxInfluence, uint8_t UVLayers);
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// Gets the position of this vertex.
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Vector3& Position();
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// Gets position of this vertex.
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const Vector3& Position() const;
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// Sets the position of this vertex.
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void SetPosition(Vector3 Value);
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// Gets the normal of this vertex.
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Vector3& Normal();
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// Gets normal of this vertex.
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const Vector3& Normal() const;
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// Sets the normal of this vertex.
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void SetNormal(Vector3 Value);
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// Gets the color of this vertex.
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VertexColor& Color();
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// Gets the color of this vertex.
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const VertexColor& Color() const;
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// Sets the color of this vertex.
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void SetColor(VertexColor Value);
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// Gets a UV layer of this vertex.
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Vector2& UVLayers(uint8_t Index);
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// Gets a UV layer of this vertex.
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const Vector2& UVLayers(uint8_t Index) const;
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// Sets a UV layer of this vertex.
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void SetUVLayer(Vector2 Value, uint8_t Index);
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// Gets the total UV layer count
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const uint8_t UVLayerCount() const;
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// Gets a weight for this vertex.
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VertexWeight& Weights(uint8_t Index);
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// Gets a weight for this vertex.
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const VertexWeight& Weights(uint8_t Index) const;
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// Sets a weight for this vertex.
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void SetWeight(VertexWeight Value, uint8_t Index);
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// Gets the total weight count
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const uint8_t WeightCount() const;
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// Increment operators
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Vertex& operator++();
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Vertex operator++(int);
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// Indirection operator
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operator Vertex*(void) const;
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// Equality operators
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bool operator==(const Vertex& Rhs) const;
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bool operator!=(const Vertex& Rhs) const;
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private:
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// Internal offset of the vertex in the buffer
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uint8_t* _Offset;
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// Internal sizes
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uint8_t _MaxInfluence;
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uint8_t _UVLayers;
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// Helper routine to calculate the size of a vertex
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uint32_t VertexSize() const;
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};
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} |