mirror of https://github.com/PCSX2/pcsx2.git
272 lines
6.4 KiB
C++
272 lines
6.4 KiB
C++
/*
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* Copyright (C) 2007-2009 Gabest
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* http://www.gabest.org
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*
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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; either version 2, or (at your option)
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* any later version.
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*
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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 for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Make; see the file COPYING. If not, write to
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* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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*/
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#include "stdafx.h"
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#include "GS.h"
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#include "GSUtil.h"
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#include "svnrev.h"
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static struct GSUtilMaps
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{
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BYTE PrimClassField[8];
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bool CompatibleBitsField[64][64];
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bool SharedBitsField[64][64];
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struct GSUtilMaps()
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{
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PrimClassField[GS_POINTLIST] = GS_POINT_CLASS;
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PrimClassField[GS_LINELIST] = GS_LINE_CLASS;
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PrimClassField[GS_LINESTRIP] = GS_LINE_CLASS;
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PrimClassField[GS_TRIANGLELIST] = GS_TRIANGLE_CLASS;
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PrimClassField[GS_TRIANGLESTRIP] = GS_TRIANGLE_CLASS;
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PrimClassField[GS_TRIANGLEFAN] = GS_TRIANGLE_CLASS;
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PrimClassField[GS_SPRITE] = GS_SPRITE_CLASS;
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PrimClassField[GS_INVALID] = GS_INVALID_CLASS;
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memset(CompatibleBitsField, 0, sizeof(CompatibleBitsField));
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CompatibleBitsField[PSM_PSMCT32][PSM_PSMCT24] = true;
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CompatibleBitsField[PSM_PSMCT24][PSM_PSMCT32] = true;
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CompatibleBitsField[PSM_PSMCT16][PSM_PSMCT16S] = true;
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CompatibleBitsField[PSM_PSMCT16S][PSM_PSMCT16] = true;
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CompatibleBitsField[PSM_PSMZ32][PSM_PSMZ24] = true;
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CompatibleBitsField[PSM_PSMZ24][PSM_PSMZ32] = true;
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CompatibleBitsField[PSM_PSMZ16][PSM_PSMZ16S] = true;
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CompatibleBitsField[PSM_PSMZ16S][PSM_PSMZ16] = true;
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memset(SharedBitsField, 1, sizeof(SharedBitsField));
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SharedBitsField[PSM_PSMCT24][PSM_PSMT8H] = false;
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SharedBitsField[PSM_PSMCT24][PSM_PSMT4HL] = false;
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SharedBitsField[PSM_PSMCT24][PSM_PSMT4HH] = false;
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SharedBitsField[PSM_PSMZ24][PSM_PSMT8H] = false;
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SharedBitsField[PSM_PSMZ24][PSM_PSMT4HL] = false;
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SharedBitsField[PSM_PSMZ24][PSM_PSMT4HH] = false;
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SharedBitsField[PSM_PSMT8H][PSM_PSMCT24] = false;
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SharedBitsField[PSM_PSMT8H][PSM_PSMZ24] = false;
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SharedBitsField[PSM_PSMT4HL][PSM_PSMCT24] = false;
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SharedBitsField[PSM_PSMT4HL][PSM_PSMZ24] = false;
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SharedBitsField[PSM_PSMT4HL][PSM_PSMT4HH] = false;
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SharedBitsField[PSM_PSMT4HH][PSM_PSMCT24] = false;
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SharedBitsField[PSM_PSMT4HH][PSM_PSMZ24] = false;
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SharedBitsField[PSM_PSMT4HH][PSM_PSMT4HL] = false;
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}
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} s_maps;
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GS_PRIM_CLASS GSUtil::GetPrimClass(DWORD prim)
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{
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return (GS_PRIM_CLASS)s_maps.PrimClassField[prim];
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}
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bool GSUtil::HasSharedBits(DWORD spsm, DWORD dpsm)
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{
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return s_maps.SharedBitsField[spsm][dpsm];
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}
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bool GSUtil::HasSharedBits(DWORD sbp, DWORD spsm, DWORD dbp, DWORD dpsm)
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{
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if(sbp != dbp) return false;
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return HasSharedBits(spsm, dpsm);
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}
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bool GSUtil::HasCompatibleBits(DWORD spsm, DWORD dpsm)
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{
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if(spsm == dpsm) return true;
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return s_maps.CompatibleBitsField[spsm][dpsm];
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}
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bool GSUtil::IsRectInRect(const CRect& inner, const CRect& outer)
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{
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return outer.left <= inner.left && inner.right <= outer.right && outer.top <= inner.top && inner.bottom <= outer.bottom;
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}
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bool GSUtil::IsRectInRectH(const CRect& inner, const CRect& outer)
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{
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return outer.top <= inner.top && inner.bottom <= outer.bottom;
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}
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bool GSUtil::IsRectInRectV(const CRect& inner, const CRect& outer)
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{
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return outer.left <= inner.left && inner.right <= outer.right;
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}
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void GSUtil::FitRect(CRect& r, int aspectratio)
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{
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static const int ar[][2] = {{0, 0}, {4, 3}, {16, 9}};
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if(aspectratio <= 0 || aspectratio >= countof(ar))
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{
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return;
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}
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int arx = ar[aspectratio][0];
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int ary = ar[aspectratio][1];
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CRect r2 = r;
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if(arx > 0 && ary > 0)
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{
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if(r.Width() * ary > r.Height() * arx)
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{
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int w = r.Height() * arx / ary;
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r.left = r.CenterPoint().x - w / 2;
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if(r.left & 1) r.left++;
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r.right = r.left + w;
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}
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else
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{
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int h = r.Width() * ary / arx;
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r.top = r.CenterPoint().y - h / 2;
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if(r.top & 1) r.top++;
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r.bottom = r.top + h;
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}
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}
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r &= r2;
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}
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bool GSUtil::CheckDirectX()
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{
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CString str;
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str.Format(_T("d3dx9_%d.dll"), D3DX_SDK_VERSION);
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if(HINSTANCE hDll = LoadLibrary(str))
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{
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FreeLibrary(hDll);
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}
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else
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{
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int res = AfxMessageBox(_T("Please update DirectX!\n\nWould you like to open the download page in your browser?"), MB_YESNO);
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if(res == IDYES)
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{
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ShellExecute(NULL, _T("open"), _T("http://www.microsoft.com/downloads/details.aspx?FamilyId=2DA43D38-DB71-4C1B-BC6A-9B6652CD92A3"), NULL, NULL, SW_SHOWNORMAL);
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}
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return false;
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}
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return true;
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}
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static bool _CheckSSE()
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{
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__try
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{
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static __m128i m;
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#if _M_SSE >= 0x402
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m.m128i_i32[0] = _mm_popcnt_u32(1234);
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#elif _M_SSE >= 0x401
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m = _mm_packus_epi32(m, m);
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#elif _M_SSE >= 0x301
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m = _mm_alignr_epi8(m, m, 1);
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#elif _M_SSE >= 0x200
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m = _mm_packs_epi32(m, m);
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#endif
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}
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__except(EXCEPTION_EXECUTE_HANDLER)
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{
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return false;
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}
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return true;
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}
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bool GSUtil::CheckSSE()
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{
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if(!_CheckSSE())
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{
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CString str;
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str.Format(_T("This CPU does not support SSE %d.%02d"), _M_SSE >> 8, _M_SSE & 0xff);
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AfxMessageBox(str, MB_OK);
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return false;
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}
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return true;
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}
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bool GSUtil::IsDirect3D10Available()
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{
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if(HMODULE hModule = LoadLibrary(_T("d3d10.dll")))
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{
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FreeLibrary(hModule);
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return true;
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}
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return false;
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}
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char* GSUtil::GetLibName()
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{
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CString str;
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str.Format(_T("GSdx %d"), SVN_REV);
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if(SVN_MODS) str += _T("m");
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#if _M_AMD64
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str += _T(" 64-bit");
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#endif
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CAtlList<CString> sl;
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#ifdef __INTEL_COMPILER
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CString s;
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s.Format(_T("Intel C++ %d.%02d"), __INTEL_COMPILER/100, __INTEL_COMPILER%100);
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sl.AddTail(s);
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#elif _MSC_VER
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CString s;
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s.Format(_T("MSVC %d.%02d"), _MSC_VER/100, _MSC_VER%100);
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sl.AddTail(s);
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#endif
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#if _M_SSE >= 0x402
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sl.AddTail(_T("SSE42"));
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#elif _M_SSE >= 0x401
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sl.AddTail(_T("SSE41"));
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#elif _M_SSE >= 0x301
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sl.AddTail(_T("SSSE3"));
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#elif _M_SSE >= 0x200
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sl.AddTail(_T("SSE2"));
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#elif _M_SSE >= 0x100
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sl.AddTail(_T("SSE"));
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#endif
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POSITION pos = sl.GetHeadPosition();
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while(pos)
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{
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if(pos == sl.GetHeadPosition()) str += _T(" (");
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str += sl.GetNext(pos);
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str += pos ? _T(", ") : _T(")");
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}
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static char buff[256];
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strncpy(buff, CStringA(str), min(countof(buff)-1, str.GetLength()));
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return buff;
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} |