148 lines
4.5 KiB
C++
148 lines
4.5 KiB
C++
// Copyright (C) 2003-2009 Dolphin Project.
|
|
|
|
// This program 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, version 2.0.
|
|
|
|
// This program 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 2.0 for more details.
|
|
|
|
// A copy of the GPL 2.0 should have been included with the program.
|
|
// If not, see http://www.gnu.org/licenses/
|
|
|
|
// Official SVN repository and contact information can be found at
|
|
// http://code.google.com/p/dolphin-emu/
|
|
|
|
#include "VideoCommon.h"
|
|
#include "TextureDecoder.h"
|
|
|
|
#include "BPMemLoader.h"
|
|
#include "EfbCopy.h"
|
|
#include "Rasterizer.h"
|
|
#include "SWPixelEngine.h"
|
|
#include "Tev.h"
|
|
#include "HW/Memmap.h"
|
|
#include "Core.h"
|
|
|
|
|
|
void InitBPMemory()
|
|
{
|
|
memset(&bpmem, 0, sizeof(bpmem));
|
|
bpmem.bpMask = 0xFFFFFF;
|
|
}
|
|
|
|
void SWLoadBPReg(u32 value)
|
|
{
|
|
//handle the mask register
|
|
int address = value >> 24;
|
|
int oldval = ((u32*)&bpmem)[address];
|
|
int newval = (oldval & ~bpmem.bpMask) | (value & bpmem.bpMask);
|
|
|
|
((u32*)&bpmem)[address] = newval;
|
|
|
|
//reset the mask register
|
|
if (address != 0xFE)
|
|
bpmem.bpMask = 0xFFFFFF;
|
|
|
|
SWBPWritten(address, newval);
|
|
}
|
|
|
|
void SWBPWritten(int address, int newvalue)
|
|
{
|
|
switch (address)
|
|
{
|
|
case BPMEM_SCISSORTL:
|
|
case BPMEM_SCISSORBR:
|
|
case BPMEM_SCISSOROFFSET:
|
|
Rasterizer::SetScissor();
|
|
break;
|
|
case BPMEM_SETDRAWDONE: // This is called when the game is done drawing (eg: like in DX: Begin(); Draw(); End();)
|
|
switch (bpmem.drawdone & 0xFF)
|
|
{
|
|
case 0x02:
|
|
SWPixelEngine::SetFinish(); // may generate interrupt
|
|
DEBUG_LOG(VIDEO, "GXSetDrawDone SetPEFinish (value: 0x%02X)", (bpmem.drawdone & 0xFFFF));
|
|
break;
|
|
|
|
default:
|
|
WARN_LOG(VIDEO, "GXSetDrawDone ??? (value 0x%02X)", (bpmem.drawdone & 0xFFFF));
|
|
break;
|
|
}
|
|
break;
|
|
case BPMEM_PE_TOKEN_ID: // Pixel Engine Token ID
|
|
DEBUG_LOG(VIDEO, "SetPEToken 0x%04x", (bpmem.petoken & 0xFFFF));
|
|
SWPixelEngine::SetToken(static_cast<u16>(bpmem.petokenint & 0xFFFF), false);
|
|
break;
|
|
case BPMEM_PE_TOKEN_INT_ID: // Pixel Engine Interrupt Token ID
|
|
DEBUG_LOG(VIDEO, "SetPEToken + INT 0x%04x", (bpmem.petokenint & 0xFFFF));
|
|
SWPixelEngine::SetToken(static_cast<u16>(bpmem.petokenint & 0xFFFF), true);
|
|
break;
|
|
case BPMEM_TRIGGER_EFB_COPY:
|
|
EfbCopy::CopyEfb();
|
|
break;
|
|
case BPMEM_CLEARBBOX1:
|
|
SWPixelEngine::pereg.boxRight = newvalue >> 10;
|
|
SWPixelEngine::pereg.boxLeft = newvalue & 0x3ff;
|
|
break;
|
|
case BPMEM_CLEARBBOX2:
|
|
SWPixelEngine::pereg.boxBottom = newvalue >> 10;
|
|
SWPixelEngine::pereg.boxTop = newvalue & 0x3ff;
|
|
break;
|
|
case BPMEM_LOADTLUT0: // This one updates bpmem.tlutXferSrc, no need to do anything here.
|
|
break;
|
|
case BPMEM_LOADTLUT1: // Load a Texture Look Up Table
|
|
{
|
|
u32 tlutTMemAddr = (newvalue & 0x3FF) << 9;
|
|
u32 tlutXferCount = (newvalue & 0x1FFC00) >> 5;
|
|
|
|
u8 *ptr = 0;
|
|
|
|
// TODO - figure out a cleaner way.
|
|
if (Core::g_CoreStartupParameter.bWii)
|
|
ptr = Memory::GetPointer(bpmem.tmem_config.tlut_src << 5);
|
|
else
|
|
ptr = Memory::GetPointer((bpmem.tmem_config.tlut_src & 0xFFFFF) << 5);
|
|
|
|
if (ptr)
|
|
memcpy_gc(texMem + tlutTMemAddr, ptr, tlutXferCount);
|
|
else
|
|
PanicAlert("Invalid palette pointer %08x %08x %08x", bpmem.tmem_config.tlut_src, bpmem.tmem_config.tlut_src << 5, (bpmem.tmem_config.tlut_src & 0xFFFFF)<< 5);
|
|
break;
|
|
}
|
|
|
|
case BPMEM_TEV_REGISTER_L: // Reg 1
|
|
case BPMEM_TEV_REGISTER_L+2: // Reg 2
|
|
case BPMEM_TEV_REGISTER_L+4: // Reg 3
|
|
case BPMEM_TEV_REGISTER_L+6: // Reg 4
|
|
{
|
|
int regNum = (address >> 1 ) & 0x3;
|
|
ColReg& reg = bpmem.tevregs[regNum].low;
|
|
bool konst = reg.type;
|
|
|
|
Rasterizer::SetTevReg(regNum, Tev::ALP_C, konst, reg.b); // A
|
|
Rasterizer::SetTevReg(regNum, Tev::RED_C, konst, reg.a); // R
|
|
|
|
break;
|
|
}
|
|
|
|
case BPMEM_TEV_REGISTER_H: // Reg 1
|
|
case BPMEM_TEV_REGISTER_H+2: // Reg 2
|
|
case BPMEM_TEV_REGISTER_H+4: // Reg 3
|
|
case BPMEM_TEV_REGISTER_H+6: // Reg 4
|
|
{
|
|
int regNum = (address >> 1 ) & 0x3;
|
|
ColReg& reg = bpmem.tevregs[regNum].high;
|
|
bool konst = reg.type;
|
|
|
|
Rasterizer::SetTevReg(regNum, Tev::GRN_C, konst, reg.b); // G
|
|
Rasterizer::SetTevReg(regNum, Tev::BLU_C, konst, reg.a); // B
|
|
|
|
break;
|
|
}
|
|
|
|
}
|
|
}
|
|
|