melonDS/GPU3D.h

98 lines
1.8 KiB
C++

/*
Copyright 2016-2017 StapleButter
This file is part of melonDS.
melonDS is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.
melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with melonDS. If not, see http://www.gnu.org/licenses/.
*/
#ifndef GPU3D_H
#define GPU3D_H
namespace GPU3D
{
typedef struct
{
s32 Position[4];
s32 Color[3];
s16 TexCoords[2];
bool Clipped;
// final vertex attributes.
// allows them to be reused in polygon strips.
s32 FinalPosition[4];
s32 FinalColor[3];
bool ViewportTransformDone;
} Vertex;
typedef struct
{
Vertex* Vertices[10];
u32 NumVertices;
u32 Attr;
u32 TexParam;
u32 TexPalette;
bool FacingView;
} Polygon;
extern u32 DispCnt;
extern s32 Viewport[4];
extern u32 ClearAttr1, ClearAttr2;
bool Init();
void DeInit();
void Reset();
void ExecuteCommand();
void Run(s32 cycles);
void CheckFIFOIRQ();
void CheckFIFODMA();
void VBlank();
u32* GetLine(int line);
u8 Read8(u32 addr);
u16 Read16(u32 addr);
u32 Read32(u32 addr);
void Write8(u32 addr, u8 val);
void Write16(u32 addr, u16 val);
void Write32(u32 addr, u32 val);
namespace SoftRenderer
{
extern u32 DispCnt;
extern u32 AlphaRef;
bool Init();
void DeInit();
void Reset();
void RenderFrame(u32 attr, Vertex* vertices, Polygon* polygons, int npolys);
u32* GetLine(int line);
}
}
#endif