83 lines
1.9 KiB
C++
83 lines
1.9 KiB
C++
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// Copyright (C) 2003-2009 Dolphin Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official SVN repository and contact information can be found at
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// http://code.google.com/p/dolphin-emu/
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#include "VideoCommon.h"
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#include "CPMemLoader.h"
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// CP state
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u8 *cached_arraybases[16];
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// STATE_TO_SAVE
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u32 arraybases[16];
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u32 arraystrides[16];
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TMatrixIndexA MatrixIndexA;
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TMatrixIndexB MatrixIndexB;
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TVtxDesc g_VtxDesc;
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VAT g_VtxAttr[8];
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void LoadCPReg(u32 sub_cmd, u32 value)
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{
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switch (sub_cmd & 0xF0)
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{
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case 0x30:
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MatrixIndexA.Hex = value;
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break;
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case 0x40:
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MatrixIndexB.Hex = value;
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break;
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case 0x50:
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g_VtxDesc.Hex &= ~0x1FFFF; // keep the Upper bits
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g_VtxDesc.Hex |= value;
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break;
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case 0x60:
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g_VtxDesc.Hex &= 0x1FFFF; // keep the lower 17Bits
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g_VtxDesc.Hex |= (u64)value << 17;
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break;
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case 0x70:
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_assert_((sub_cmd & 0x0F) < 8);
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g_VtxAttr[sub_cmd & 7].g0.Hex = value;
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break;
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case 0x80:
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_assert_((sub_cmd & 0x0F) < 8);
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g_VtxAttr[sub_cmd & 7].g1.Hex = value;
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break;
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case 0x90:
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_assert_((sub_cmd & 0x0F) < 8);
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g_VtxAttr[sub_cmd & 7].g2.Hex = value;
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break;
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// Pointers to vertex arrays in GC RAM
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case 0xA0:
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arraybases[sub_cmd & 0xF] = value;
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cached_arraybases[sub_cmd & 0xF] = Memory_GetPtr(value);
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break;
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case 0xB0:
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arraystrides[sub_cmd & 0xF] = value & 0xFF;
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break;
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}
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}
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