dolphin/Source/Core/VideoBackends/Software/CPMemLoader.cpp

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// Copyright 2013 Dolphin Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#include "VideoCommon.h"
#include "CPMemLoader.h"
#include "HW/Memmap.h"
void SWLoadCPReg(u32 sub_cmd, u32 value)
{
switch (sub_cmd & 0xF0)
{
case 0x30:
MatrixIndexA.Hex = value;
break;
case 0x40:
MatrixIndexB.Hex = value;
break;
case 0x50:
g_VtxDesc.Hex &= ~0x1FFFF; // keep the Upper bits
g_VtxDesc.Hex |= value;
break;
case 0x60:
g_VtxDesc.Hex &= 0x1FFFF; // keep the lower 17Bits
g_VtxDesc.Hex |= (u64)value << 17;
break;
case 0x70:
_assert_((sub_cmd & 0x0F) < 8);
g_VtxAttr[sub_cmd & 7].g0.Hex = value;
break;
case 0x80:
_assert_((sub_cmd & 0x0F) < 8);
g_VtxAttr[sub_cmd & 7].g1.Hex = value;
break;
case 0x90:
_assert_((sub_cmd & 0x0F) < 8);
g_VtxAttr[sub_cmd & 7].g2.Hex = value;
break;
// Pointers to vertex arrays in GC RAM
case 0xA0:
arraybases[sub_cmd & 0xF] = value;
cached_arraybases[sub_cmd & 0xF] = Memory::GetPointer(value);
break;
case 0xB0:
arraystrides[sub_cmd & 0xF] = value & 0xFF;
break;
}
}