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https://github.com/dolphin-emu/dolphin.git
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4a0c8fc0c9
enable newline normalization get revision number via `hg svn info` for svnrev.h ignore incremental/generated binary files (windows/VS at least) leave a comment if some files need native eol set in svnprops git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@5637 8ced0084-cf51-0410-be5f-012b33b47a6e
97 lines
2.4 KiB
C++
97 lines
2.4 KiB
C++
// 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 "../../../Core/VideoCommon/Src/VideoCommon.h"
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#include "XFMemLoader.h"
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#include "CPMemLoader.h"
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#include "Clipper.h"
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XFRegisters xfregs;
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void InitXFMemory()
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{
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memset(&xfregs, 0, sizeof(xfregs));
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}
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void XFWritten(u32 transferSize, u32 baseAddress)
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{
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u32 topAddress = baseAddress + transferSize;
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if (baseAddress <= 0x1026 && topAddress >= 0x1020)
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Clipper::SetViewOffset();
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// fix lights so invalid values don't trash the lighting computations
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if (baseAddress <= 0x067f && topAddress >= 0x0604)
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{
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u32* x = xfregs.lights;
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// go through all lights
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for (int light = 0; light < 8; light++)
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{
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// skip to floating point values
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x += 4;
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for (int i = 0; i < 12; i++)
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{
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u32 xVal = *x;
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// if the exponent is 255 then the number is inf or nan
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if ((xVal & 0x7f800000) == 0x7f800000)
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*x = 0;
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x++;
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}
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}
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}
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}
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void LoadXFReg(u32 transferSize, u32 baseAddress, u32 *pData)
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{
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u32 size = transferSize;
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// do not allow writes past registers
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if (baseAddress + transferSize > 0x1058)
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{
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INFO_LOG(VIDEO, "xf load exceeds address space: %x %d bytes\n", baseAddress, transferSize);
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if (baseAddress >= 0x1058)
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size = 0;
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else
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size = 0x1058 - baseAddress;
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}
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if (size > 0) {
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memcpy_gc( &((u32*)&xfregs)[baseAddress], pData, size * 4);
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XFWritten(transferSize, baseAddress);
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}
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}
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void LoadIndexedXF(u32 val, int array)
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{
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int index = val >> 16;
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int address = val & 0xFFF; //check mask
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int size = ((val >> 12) & 0xF) + 1;
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//load stuff from array to address in xf mem
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u32 *pData = (u32*)g_VideoInitialize.pGetMemoryPointer(arraybases[array] + arraystrides[array]*index);
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LoadXFReg(size, address, pData);
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}
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