forked from dolphin-emu/dolphin
73 lines
1.7 KiB
C++
73 lines
1.7 KiB
C++
// Copyright 2013 Dolphin Emulator Project
|
|
// Licensed under GPLv2
|
|
// Refer to the license.txt file included.
|
|
|
|
// This is currently only used by the DX backend, but it may make sense to
|
|
// use it in the GL backend or a future DX10 backend too.
|
|
|
|
#ifndef _INDEXGENERATOR_H
|
|
#define _INDEXGENERATOR_H
|
|
#include "CommonTypes.h"
|
|
|
|
class IndexGenerator
|
|
{
|
|
public:
|
|
// Init
|
|
static void Init();
|
|
static void Start(u16 *Triangleptr,u16 *Lineptr,u16 *Pointptr);
|
|
|
|
static void AddIndices(int primitive, u32 numVertices);
|
|
|
|
// Interface
|
|
static u32 GetNumTriangles() {return numT;}
|
|
static u32 GetNumLines() {return numL;}
|
|
static u32 GetNumPoints() {return numP;}
|
|
|
|
// returns numprimitives
|
|
static u32 GetNumVerts() {return index;}
|
|
|
|
static u32 GetTriangleindexLen() {return (u32)(Tptr - BASETptr);}
|
|
static u32 GetLineindexLen() {return (u32)(Lptr - BASELptr);}
|
|
static u32 GetPointindexLen() {return (u32)(Pptr - BASEPptr);}
|
|
|
|
static u32 GetRemainingIndices();
|
|
/*
|
|
enum IndexPrimitiveType
|
|
{
|
|
Prim_None = 0,
|
|
Prim_List,
|
|
Prim_Strip,
|
|
Prim_Fan
|
|
};
|
|
*/
|
|
private:
|
|
// Triangles
|
|
template <bool pr> static void AddList(u32 numVerts);
|
|
template <bool pr> static void AddStrip(u32 numVerts);
|
|
template <bool pr> static void AddFan(u32 numVerts);
|
|
template <bool pr> static void AddQuads(u32 numVerts);
|
|
|
|
// Lines
|
|
static void AddLineList(u32 numVerts);
|
|
static void AddLineStrip(u32 numVerts);
|
|
|
|
// Points
|
|
static void AddPoints(u32 numVerts);
|
|
|
|
template <bool pr> static void WriteTriangle(u32 index1, u32 index2, u32 index3);
|
|
|
|
static u16 *Tptr;
|
|
static u16 *BASETptr;
|
|
static u16 *Lptr;
|
|
static u16 *BASELptr;
|
|
static u16 *Pptr;
|
|
static u16 *BASEPptr;
|
|
// TODO: redundant variables
|
|
static u32 numT;
|
|
static u32 numL;
|
|
static u32 numP;
|
|
static u32 index;
|
|
};
|
|
|
|
#endif // _INDEXGENERATOR_H
|