CBaseTexture* CGUIFontTTFDX::ReallocTexture(unsigned int& newHeight) { assert(newHeight != 0); assert(m_textureWidth != 0); if(m_textureHeight == 0) { delete m_texture; m_texture = NULL; delete m_speedupTexture; m_speedupTexture = NULL; } m_staticCache.Flush(); m_dynamicCache.Flush(); CDXTexture* pNewTexture = new CDXTexture(m_textureWidth, newHeight, XB_FMT_A8); pNewTexture->CreateTextureObject(); LPDIRECT3DTEXTURE9 newTexture = pNewTexture->GetTextureObject(); if (newTexture == NULL) { CLog::Log(LOGERROR, __FUNCTION__" - failed to create the new texture h=%d w=%d", m_textureWidth, newHeight); SAFE_DELETE(pNewTexture); return NULL; } // Use a speedup texture in system memory when main texture in default pool+dynamic // Otherwise the texture would have to be copied from vid mem to sys mem, which is too slow for subs while playing video. CD3DTexture* newSpeedupTexture = NULL; if (g_Windowing.DefaultD3DPool() == D3DPOOL_DEFAULT && g_Windowing.DefaultD3DUsage() == D3DUSAGE_DYNAMIC) { newSpeedupTexture = new CD3DTexture(); if (!newSpeedupTexture->Create(m_textureWidth, newHeight, 1, 0, D3DFMT_A8, D3DPOOL_SYSTEMMEM)) { SAFE_DELETE(newSpeedupTexture); SAFE_DELETE(pNewTexture); return NULL; } } LPDIRECT3DSURFACE9 pSource, pTarget; // There might be data to copy from the previous texture if ((newSpeedupTexture && m_speedupTexture) || (newTexture && m_texture)) { if (m_speedupTexture && newSpeedupTexture) { m_speedupTexture->GetSurfaceLevel(0, &pSource); newSpeedupTexture->GetSurfaceLevel(0, &pTarget); } else { ((CDXTexture *)m_texture)->GetTextureObject()->GetSurfaceLevel(0, &pSource); newTexture->GetSurfaceLevel(0, &pTarget); } D3DLOCKED_RECT srclr, dstlr; if(FAILED(pSource->LockRect( &srclr, NULL, 0 )) || FAILED(pTarget->LockRect( &dstlr, NULL, 0 ))) { CLog::Log(LOGERROR, __FUNCTION__" - failed to lock surfaces"); SAFE_DELETE(newSpeedupTexture); SAFE_DELETE(pNewTexture); pSource->Release(); pTarget->Release(); return NULL; } unsigned char *dst = (unsigned char *)dstlr.pBits; unsigned char *src = (unsigned char *)srclr.pBits; unsigned int dstPitch = dstlr.Pitch; unsigned int srcPitch = srclr.Pitch; unsigned int minPitch = std::min(srcPitch, dstPitch); if (srcPitch == dstPitch) { memcpy(dst, src, srcPitch * m_textureHeight); } else { for (unsigned int y = 0; y < m_textureHeight; y++) { memcpy(dst, src, minPitch); src += srcPitch; dst += dstPitch; } } pSource->UnlockRect(); pTarget->UnlockRect(); pSource->Release(); pTarget->Release(); } // Upload from speedup texture to main texture if (newSpeedupTexture && m_speedupTexture) { LPDIRECT3DSURFACE9 pSource, pTarget; newSpeedupTexture->GetSurfaceLevel(0, &pSource); newTexture->GetSurfaceLevel(0, &pTarget); const RECT rect = { 0, 0, m_textureWidth, m_textureHeight }; const POINT point = { 0, 0 }; HRESULT hr = g_Windowing.Get3DDevice()->UpdateSurface(pSource, &rect, pTarget, &point); SAFE_RELEASE(pSource); SAFE_RELEASE(pTarget); if (FAILED(hr)) { CLog::Log(LOGERROR, __FUNCTION__": Failed to upload from sysmem to vidmem (0x%08X)", hr); SAFE_DELETE(newSpeedupTexture); SAFE_DELETE(pNewTexture); return NULL; } } SAFE_DELETE(m_texture); SAFE_DELETE(m_speedupTexture); m_textureHeight = newHeight; m_textureScaleY = 1.0f / m_textureHeight; m_speedupTexture = newSpeedupTexture; return pNewTexture; }