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https://github.com/melonDS-emu/melonDS.git
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72 lines
1.9 KiB
C++
72 lines
1.9 KiB
C++
/*
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Copyright 2016-2017 StapleButter
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This file is part of melonDS.
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melonDS is free software: you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation, either version 3 of the License, or (at your option)
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any later version.
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melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with melonDS. If not, see http://www.gnu.org/licenses/.
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*/
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#ifndef GPU2D_H
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#define GPU2D_H
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class GPU2D
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{
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public:
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GPU2D(u32 num);
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~GPU2D();
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void Reset();
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void SetFramebuffer(u16* buf);
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u8 Read8(u32 addr);
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u16 Read16(u32 addr);
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u32 Read32(u32 addr);
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void Write8(u32 addr, u8 val);
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void Write16(u32 addr, u16 val);
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void Write32(u32 addr, u32 val);
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void DrawScanline(u32 line);
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void VBlank();
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private:
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u32 Num;
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u16* Framebuffer;
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u32 DispCnt;
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u16 BGCnt[4];
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u16 BGXPos[4];
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u16 BGYPos[4];
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s32 BGXCenter[2];
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s32 BGYCenter[2];
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s16 BGRotA[2];
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s16 BGRotB[2];
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s16 BGRotC[2];
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s16 BGRotD[2];
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template<u32 bgmode> void DrawScanlineBGMode(u32 line, u32* spritebuf, u16* dst);
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void DrawScanline_Mode1(u32 line, u16* dst);
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void DrawBG_Text(u32 line, u16* dst, u32 num);
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void DrawBG_Extended(u32 line, u16* dst, u32 bgnum);
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void InterleaveSprites(u32* buf, u32 prio, u16* dst);
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void DrawSprites(u32 line, u32* dst);
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void DrawSprite_Rotscale(u16* attrib, u16* rotparams, u32 boundwidth, u32 boundheight, u32 width, u32 height, s32 xpos, u32 ypos, u32* dst);
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void DrawSprite_Normal(u16* attrib, u32 width, s32 xpos, u32 ypos, u32* dst);
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};
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#endif
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