Method SetFog

LuaSTGPlus/AppFrame.cpp:631–662

}

void AppFrame::SetFog(float start, float end, fcyColor color)
{
	if (m_Graph2D->IsInRender())
		m_Graph2D->Flush();

	// 从f2dRenderDevice中取出D3D设备
	IDirect3DDevice9* pDev = (IDirect3DDevice9*)m_pRenderDev->GetHandle();

	if (start != end)
	{
		pDev->SetRenderState(D3DRS_FOGENABLE, TRUE);
		pDev->SetRenderState(D3DRS_FOGCOLOR, color.argb);
		if (start == -1.0f)
		{
			pDev->SetRenderState(D3DRS_FOGTABLEMODE, D3DFOG_EXP);
			pDev->SetRenderState(D3DRS_FOGDENSITY, *(DWORD *)(&end));
		}
		else if (start == -2.0f)
		{
			pDev->SetRenderState(D3DRS_FOGTABLEMODE, D3DFOG_EXP2);
			pDev->SetRenderState(D3DRS_FOGDENSITY, *(DWORD *)(&end));
		}
		else
		{
			pDev->SetRenderState(D3DRS_FOGTABLEMODE, D3DFOG_LINEAR);
			pDev->SetRenderState(D3DRS_FOGSTART, *(DWORD *)(&start));
			pDev->SetRenderState(D3DRS_FOGEND, *(DWORD *)(&end));
		}
	}
	else
		pDev->SetRenderState(D3DRS_FOGENABLE, FALSE);
}

bool AppFrame::RenderText(ResFont* p, wchar_t* strBuf, fcyRect rect, fcyVec2 scale, ResFont::FontAlignHorizontal halign, ResFont::FontAlignVertical valign, bool bWordBreak)LNOEXCEPT
{