dolphin/Source/Core/VideoCommon/Src/VertexManagerBase.h

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#ifndef _VERTEXMANAGERBASE_H
#define _VERTEXMANAGERBASE_H
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#include "Common.h"
#include <vector>
class NativeVertexFormat;
class PointerWrap;
class VertexManager
{
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private:
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static const u32 SMALLEST_POSSIBLE_VERTEX = sizeof(float)*3; // 3 pos
static const u32 LARGEST_POSSIBLE_VERTEX = sizeof(float)*45 + sizeof(u32)*2; // 3 pos, 3*3 normal, 2*u32 color, 8*4 tex, 1 posMat
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static const u32 MAX_PRIMITIVES_PER_COMMAND = (u16)-1;
public:
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static const u32 MAXVBUFFERSIZE = ROUND_UP_POW2 (MAX_PRIMITIVES_PER_COMMAND * LARGEST_POSSIBLE_VERTEX);
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// We may convert triangle-fans to triangle-lists, almost 3x as many indices.
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static const u32 MAXIBUFFERSIZE = ROUND_UP_POW2 (MAX_PRIMITIVES_PER_COMMAND * 3);
VertexManager();
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// needs to be virtual for DX11's dtor
virtual ~VertexManager();
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static void AddVertices(int _primitive, u32 _numVertices);
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static u8 *s_pCurBufferPointer;
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static u8 *s_pBaseBufferPointer;
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static u8 *s_pEndBufferPointer;
static u32 GetRemainingSize();
static void PrepareForAdditionalData(int primitive, u32 count, u32 stride);
static u32 GetRemainingIndices(int primitive);
static void Flush();
virtual ::NativeVertexFormat* CreateNativeVertexFormat() = 0;
static void DoState(PointerWrap& p);
virtual void CreateDeviceObjects(){};
virtual void DestroyDeviceObjects(){};
protected:
u16* GetTriangleIndexBuffer() { return &TIBuffer[0]; }
u16* GetLineIndexBuffer() { return &LIBuffer[0]; }
u16* GetPointIndexBuffer() { return &PIBuffer[0]; }
u8* GetVertexBuffer() { return &s_pBaseBufferPointer[0]; }
virtual void vDoState(PointerWrap& p) { DoStateShared(p); }
void DoStateShared(PointerWrap& p);
private:
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bool IsFlushed() const;
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void ResetBuffer();
//virtual void Draw(u32 stride, bool alphapass) = 0;
// temp
virtual void vFlush() = 0;
std::vector<u8> LocalVBuffer;
std::vector<u16> TIBuffer;
std::vector<u16> LIBuffer;
std::vector<u16> PIBuffer;
};
extern VertexManager *g_vertex_manager;
#endif