Mercurial > mm7
view GammaControl.cpp @ 212:9f349addbe00
Слияние
author | Ritor1 |
---|---|
date | Sat, 16 Feb 2013 22:14:04 +0600 |
parents | 9c0607679772 |
children | 4fff79f04dbd |
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#include <string> #include "GammaControl.h" #include "Render.h" #include "OSInfo.h" #include "mm7_data.h" //----- (0044F324) -------------------------------------------------------- void GammaController::GetRamp() { if (pGammaControl) ErrD3D(pGammaControl->GetGammaRamp(0, &pDefaultRamp)); else MessageBoxW(nullptr, L"Gamma control not active", L"E:\\WORK\\MSDEV\\MM7\\MM7\\Code\\GammaControl.cpp:83", 0); } //----- (0044F377) -------------------------------------------------------- double GammaController::_44F377(DDGAMMARAMP *a1) { double v2; // st7@1 unsigned __int16 *v3; // ecx@1 double v4; // st6@2 double result; // st7@7 signed int v6; // [sp+0h] [bp-8h]@1 signed int v7; // [sp+4h] [bp-4h]@1 v7 = 0; v2 = 0.0; v6 = 256; v3 = a1->green; do { v4 = ((double)*(v3 - 256) + (double)v3[256] + (double)*v3) * 0.000015259022 * 0.33333334; if ( v4 == 0.0 ) --v6; else v2 = v2 + (double)v7 * 0.0039215689 / v4; ++v7; ++v3; } while ( v7 < 256 ); if ( v6 ) result = v2 / (double)v6; else result = 1.0; return result; } //----- (0044F408) -------------------------------------------------------- void GammaController::SetGammaRamp(DDGAMMARAMP *pRamp) { if (pGammaControl) ErrD3D(pGammaControl->SetGammaRamp(0, pRamp)); else MessageBoxW(nullptr, L"Gamma control not active", L"E:\\WORK\\MSDEV\\MM7\\MM7\\Code\\GammaControl.cpp:120", 0); } //----- (0044F45B) -------------------------------------------------------- int GammaController::InitGammaRamp(DDGAMMARAMP *pRamp) { unsigned __int16 *v2; // esi@1 double v3; // st7@2 signed __int64 v4; // qax@3 signed int v6; // [sp+Ch] [bp-4h]@1 v6 = 0; v2 = pRamp->green; do { v3 = (double)v6 * 0.0039215689 * this->fGamma; if ( v3 >= 1.0 || (v4 = (signed __int64)(v3 * 65535.0), (signed int)v4 > 65535) ) goto LABEL_12; if ( (signed int)v4 < 0 ) { LODWORD(v4) = 0; goto LABEL_8; } if ( (signed int)v4 > 65535 ) LABEL_12: LODWORD(v4) = 65535; LABEL_8: ++v6; v2[256] = v4; *v2 = v4; *(v2 - 256) = v4; ++v2; } while ( v6 < 256 ); return v4; } //----- (0044F4D9) -------------------------------------------------------- void GammaController::Initialize(float gamma) { GammaController *v2; // esi@1 double v3; // st7@3 double v4; // st6@4 v2 = this; if (pVersion->pVersionInfo.dwPlatformId != VER_PLATFORM_WIN32_NT || pVersion->pVersionInfo.dwMajorVersion != 4) { InitializeFromSurface(pRenderer->pFrontBuffer4); v3 = 2.8; if ( gamma <= 2.8f ) v4 = gamma; else v4 = 2.8; if ( v4 >= 0.1f ) { if ( gamma <= 2.8f ) v3 = gamma; } else { v3 = 0.1; } v2->fGamma = v3; InitGammaRamp(&v2->field_60C); SetGammaRamp(&v2->field_60C); } } //----- (0044F2B2) -------------------------------------------------------- bool GammaController::IsGammaSupported() { bool result; // eax@3 HRESULT v1; // eax@4 if ( pVersion->pVersionInfo.dwPlatformId != VER_PLATFORM_WIN32_NT || pVersion->pVersionInfo.dwMajorVersion != 4 ) { DDCAPS halCaps; // [sp+0h] [bp-180h]@4 memset(&halCaps, 0, sizeof(DDCAPS)); halCaps.dwSize = sizeof(DDCAPS); ErrD3D(pRenderer->pDirectDraw4->GetCaps(&halCaps, 0)); return (halCaps.dwCaps2 >> 17) & 1; } else return false; } //----- (0044F215) -------------------------------------------------------- GammaController::GammaController() { static float flt_4D8670_default_gamma = 1.0f; pGammaControl = nullptr; fGamma = flt_4D8670_default_gamma; } //----- (0044F24B) -------------------------------------------------------- void GammaController::InitializeFromSurface(IDirectDrawSurface4 *a2) { GammaController *v2; // esi@1 IDirectDrawGammaControl **v3; // edi@1 IDirectDrawGammaControl *v4; // eax@1 v2 = this; v3 = &this->pGammaControl; this->pSurface = a2; v4 = this->pGammaControl; if ( v4 ) { v4->Release(); *v3 = 0; } if ( IsGammaSupported() ) { ErrD3D(a2->QueryInterface(IID_IDirectDrawGammaControl, (LPVOID *)v3)); GetRamp(); memcpy(&v2->field_60C, &v2->pDefaultRamp, 0x600u); fGamma = _44F377(&v2->field_60C); } }