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engines/hpl1/engine/graphics/Renderable.cpp

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+/* 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 HPL1 Engine.
+ */
+
+#include "hpl1/engine/graphics/Renderable.h"
+
+#include "hpl1/engine/graphics/RenderList.h"
+#include "hpl1/engine/math/Frustum.h"
+#include "hpl1/engine/math/Math.h"
+#include "hpl1/engine/system/low_level_system.h"
+
+namespace hpl {
+
+//////////////////////////////////////////////////////////////////////////
+// CONSTRUCTORS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+iRenderable::iRenderable(const tString &asName) : iEntity3D(asName) {
+	mbRendered = true;
+	mlLastMatrixCount = -1;
+
+	mbStatic = false;
+
+	mlRenderCount = -1;
+	mlPrevRenderCount = -1;
+
+	mlCalcScaleMatrixCount = -1;
+	mvCalcScale = cVector3f(1, 1, 1);
+
+	mbForceShadow = false;
+
+	mbIsOneSided = false;
+	mvOneSidedNormal = 0;
+}
+
+//-----------------------------------------------------------------------
+
+//////////////////////////////////////////////////////////////////////////
+// PUBLIC METHODS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+cMatrixf *iRenderable::GetInvModelMatrix() {
+	cMatrixf *pModelMatrix = GetModelMatrix(NULL);
+	if (pModelMatrix == NULL)
+		return NULL;
+
+	if (mlLastMatrixCount != GetMatrixUpdateCount()) {
+		mlLastMatrixCount = GetMatrixUpdateCount();
+
+		m_mtxInvModel = cMath::MatrixInverse(*pModelMatrix);
+	}
+
+	return &m_mtxInvModel;
+}
+
+//-----------------------------------------------------------------------
+
+const cVector3f &iRenderable::GetCalcScale() {
+	cMatrixf *pModelMatrix = GetModelMatrix(NULL);
+
+	if (pModelMatrix != NULL && mlCalcScaleMatrixCount != GetMatrixUpdateCount()) {
+		mlCalcScaleMatrixCount = GetMatrixUpdateCount();
+		mvCalcScale.x = pModelMatrix->GetRight().Length();
+		mvCalcScale.y = pModelMatrix->GetUp().Length();
+		mvCalcScale.z = pModelMatrix->GetForward().Length();
+	}
+
+	return mvCalcScale;
+}
+
+//-----------------------------------------------------------------------
+
+bool iRenderable::CollidesWithBV(cBoundingVolume *apBV) {
+	return cMath::CheckCollisionBV(*GetBoundingVolume(), *apBV);
+}
+
+//-----------------------------------------------------------------------
+
+bool iRenderable::CollidesWithFrustum(cFrustum *apFrustum) {
+	return apFrustum->CollideBoundingVolume(GetBoundingVolume()) != eFrustumCollision_Outside;
+}
+
+//-----------------------------------------------------------------------
+
+//////////////////////////////////////////////////////////////////////////
+// SAVE OBJECT STUFF
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+kBeginSerializeVirtual(cSaveData_iRenderable, cSaveData_iEntity3D)
+	kSerializeVar(mbStatic, eSerializeType_Bool)
+		kSerializeVar(mbRendered, eSerializeType_Bool)
+			kSerializeVar(mfZ, eSerializeType_Float32)
+				kEndSerialize()
+
+	//-----------------------------------------------------------------------
+
+	iSaveData *iRenderable::CreateSaveData() {
+	return NULL;
+}
+
+//-----------------------------------------------------------------------
+
+void iRenderable::SaveToSaveData(iSaveData *apSaveData) {
+	kSaveData_SaveToBegin(iRenderable);
+
+	kSaveData_SaveTo(mbStatic);
+	kSaveData_SaveTo(mbRendered);
+	kSaveData_SaveTo(mfZ);
+}
+
+//-----------------------------------------------------------------------
+
+void iRenderable::LoadFromSaveData(iSaveData *apSaveData) {
+	kSaveData_LoadFromBegin(iRenderable);
+
+	kSaveData_LoadFrom(mbStatic);
+	kSaveData_LoadFrom(mbRendered);
+	kSaveData_LoadFrom(mfZ);
+}
+
+//-----------------------------------------------------------------------
+
+void iRenderable::SaveDataSetup(cSaveObjectHandler *apSaveObjectHandler, cGame *apGame) {
+	kSaveData_SetupBegin(iRenderable);
+}
+
+//-----------------------------------------------------------------------
+} // namespace hpl