Initial commit

engines/hpl1/penumbra-overture/GraphicsHelper.cpp

@@ -0,0 +1,129 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/*
+ * Copyright (C) 2006-2010 - Frictional Games
+ *
+ * This file is part of Penumbra Overture.
+ */
+
+#include "hpl1/penumbra-overture/GraphicsHelper.h"
+
+#include "hpl1/penumbra-overture/Init.h"
+
+//-----------------------------------------------------------------------
+
+//////////////////////////////////////////////////////////////////////////
+// CONSTRUCTORS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+cGraphicsHelper::cGraphicsHelper(cInit *apInit) {
+	mpInit = apInit;
+
+	mpLowLevelGfx = mpInit->mpGame->GetGraphics()->GetLowLevel();
+	mpTexManager = mpInit->mpGame->GetResources()->GetTextureManager();
+
+	mpDrawer = mpInit->mpGame->GetGraphics()->GetDrawer();
+
+	mpFont = mpInit->mpGame->GetResources()->GetFontManager()->CreateFontData("font_menu_small.fnt");
+
+	mvVtx.resize(4);
+}
+
+cGraphicsHelper::~cGraphicsHelper() {
+}
+
+//-----------------------------------------------------------------------
+
+//////////////////////////////////////////////////////////////////////////
+// PUBLIC METHODS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+void cGraphicsHelper::ClearScreen(const cColor &aColor) {
+	mpLowLevelGfx->SetClearColor(aColor);
+	mpLowLevelGfx->ClearScreen();
+}
+
+//-----------------------------------------------------------------------
+
+void cGraphicsHelper::DrawTexture(iTexture *apTex, const cVector3f &avPos, const cVector3f &avSize,
+								  const cColor &aColor) {
+	mpLowLevelGfx->SetDepthTestActive(false);
+	mpLowLevelGfx->PushMatrix(eMatrix_ModelView);
+	mpLowLevelGfx->SetIdentityMatrix(eMatrix_ModelView);
+	mpLowLevelGfx->SetOrthoProjection(mpLowLevelGfx->GetVirtualSize(), -1000, 1000);
+
+	mvVtx[0] = cVertex(avPos + cVector3f(0, 0, 0), cVector2f(0.01f, 0.01f), aColor);
+	mvVtx[1] = cVertex(avPos + cVector3f(avSize.x, 0, 0), cVector2f(0.99f, 0.01f), aColor);
+	mvVtx[2] = cVertex(avPos + cVector3f(avSize.x, avSize.y, 0), cVector2f(0.99f, 0.99f), aColor);
+	mvVtx[3] = cVertex(avPos + cVector3f(0, avSize.y, 0), cVector2f(0.01f, 0.99f), aColor);
+
+	mpLowLevelGfx->SetBlendActive(false);
+
+	for (int i = 0; i < 6; ++i)
+		mpLowLevelGfx->SetTexture(i, NULL);
+
+	mpLowLevelGfx->SetTexture(0, apTex);
+
+	mpLowLevelGfx->DrawQuad(mvVtx);
+
+	mpLowLevelGfx->SetTexture(0, NULL);
+
+	mpLowLevelGfx->PopMatrix(eMatrix_ModelView);
+}
+
+//-----------------------------------------------------------------------
+
+void cGraphicsHelper::DrawLoadingScreen(const tString &asFile) {
+	iTexture *pTex = NULL;
+
+	if (asFile != "")
+		pTex = mpTexManager->Create2D(asFile, false);
+
+	if (pTex || asFile == "") {
+		ClearScreen(cColor(0, 0));
+
+		if (pTex)
+			DrawTexture(pTex, cVector3f(0, 0, 0), cVector2f(800, 600), cColor(1, 1));
+
+		mpFont->draw(cVector3f(400, 300, 50), 22, cColor(1, 1), eFontAlign_Center,
+					 kTranslate("LoadTexts", "Loading"));
+
+		mpDrawer->DrawAll();
+
+		SwapBuffers();
+	}
+
+	if (pTex)
+		mpTexManager->Destroy(pTex);
+}
+
+//-----------------------------------------------------------------------
+
+void cGraphicsHelper::SwapBuffers() {
+	mpLowLevelGfx->SwapBuffers();
+}
+
+//-----------------------------------------------------------------------