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/*
Copyright 2016-2020 Arisotura
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
#include <array>
#include "Savestate.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[2];
s32 FinalColor[3];
// hi-res position (4-bit fractional part)
// TODO maybe: hi-res color? (that survives clipping)
s32 HiresPosition[2];
} Vertex;
typedef struct
{
Vertex* Vertices[10];
u32 NumVertices;
s32 FinalZ[10];
s32 FinalW[10];
bool WBuffer;
u32 Attr;
u32 TexParam;
u32 TexPalette;
bool Degenerate;
bool FacingView;
bool Translucent;
bool IsShadowMask;
bool IsShadow;
int Type; // 0=regular 1=line
u32 VTop, VBottom; // vertex indices
s32 YTop, YBottom; // Y coords
s32 XTop, XBottom; // associated X coords
u32 SortKey;
} Polygon;
extern u32 RenderDispCnt;
extern u8 RenderAlphaRef;
extern u16 RenderToonTable[32];
extern u16 RenderEdgeTable[8];
extern u32 RenderFogColor, RenderFogOffset, RenderFogShift;
extern u8 RenderFogDensityTable[34];
extern u32 RenderClearAttr1, RenderClearAttr2;
extern bool RenderFrameIdentical;
extern std::array<Polygon*,2048> RenderPolygonRAM;
extern u32 RenderNumPolygons;
extern u64 Timestamp;
extern int Renderer;
bool Init();
void DeInit();
void Reset();
void DoSavestate(Savestate* file);
void SetEnabled(bool geometry, bool rendering);
void ExecuteCommand();
s32 CyclesToRunFor();
void Run();
void CheckFIFOIRQ();
void CheckFIFODMA();
void VCount144();
void VBlank();
void VCount215();
u32* GetLine(int line);
void WriteToGXFIFO(u32 val);
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
{
bool Init();
void DeInit();
void Reset();
void SetRenderSettings(GPU::RenderSettings& settings);
void SetupRenderThread();
void VCount144();
void RenderFrame();
u32* GetLine(int line);
}
#ifdef OGLRENDERER_ENABLED
namespace GLRenderer
{
bool Init();
void DeInit();
void Reset();
void SetRenderSettings(GPU::RenderSettings& settings);
void RenderFrame();
void PrepareCaptureFrame();
u32* GetLine(int line);
void SetupAccelFrame();
}
#endif
}
#endif
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