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engines/saga2/spellspr.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
+ * aint32 with this program; if not, write to the Free Software
+ *
+ *
+ * Based on the original sources
+ *   Faery Tale II -- The Halls of the Dead
+ *   (c) 1993-1996 The Wyrmkeep Entertainment Co.
+ */
+
+#include "saga2/saga2.h"
+#include "saga2/objproto.h"
+#include "saga2/spellbuk.h"
+#include "saga2/spelshow.h"
+
+namespace Saga2 {
+
+//-----------------------------------------------------------------------
+// General contents
+//   This file contains the effectron sprite selection functions
+
+/* ===================================================================== *
+   Inlines
+ * ===================================================================== */
+
+// random sprite from primary range
+#define PRIMARY   (effectron->_parent->_dProto->_primarySpriteNo?\
+                   (effectron->_parent->_dProto->_primarySpriteID + g_vm->_rnd->getRandomNumber(effectron->_parent->_dProto->_primarySpriteNo - 1)):\
+                   effectron->_parent->_dProto->_primarySpriteID)
+// random sprite from secondary range
+#define SECONDARY (effectron->_parent->_dProto->_secondarySpriteNo?\
+                   (effectron->_parent->_dProto->_secondarySpriteID + g_vm->_rnd->getRandomNumber(effectron->_parent->_dProto->_secondarySpriteNo - 1)):\
+                   effectron->_parent->_dProto->_secondarySpriteID)
+// ordered sprite from primary range
+#define SEQUENTIAL (effectron->_parent->_dProto->_primarySpriteNo?\
+                    (effectron->_parent->_dProto->_primarySpriteID + effectron->_stepNo%effectron->_parent->_dProto->_primarySpriteNo):\
+                    effectron->_parent->_dProto->_primarySpriteID)
+// ordered sprite from secondary range
+#define SECUENTIAL (effectron->_parent->_dProto->_secondarySpriteNo?\
+                    (effectron->_parent->_dProto->_secondarySpriteID + effectron->_stepNo%effectron->_parent->_dProto->_secondarySpriteNo):\
+                    effectron->_parent->_dProto->_secondarySpriteID)
+// ordered sprite from primary range for exchange
+#define SEMIQUENTIAL (effectron->_parent->_dProto->_primarySpriteNo?\
+                      (effectron->_parent->_dProto->_primarySpriteID + (effectron->_partno/2)%effectron->_parent->_dProto->_primarySpriteNo):\
+                      effectron->_parent->_dProto->_primarySpriteID)
+
+/* ===================================================================== *
+   Color mapping selection
+ * ===================================================================== */
+
+// color map selection
+int16 whichColorMap(EffectID eid, const Effectron *const effectron) {
+	int16 rval = 0;
+	switch (eid) {
+	case keAreaInvisible:
+	case keAreaAura:
+	case keAreaGlow:
+	case keAreaProjectile:
+	case keAreaExchange:
+	case keAreaMissle:
+	case keAreaBeam:
+	case keAreaWall:
+		rval = 0;
+		break;
+	case keAreaSquare:
+	case keAreaBall:
+	case keAreaStorm:
+		rval = (effectron->_parent->_effSeq == 0) ? 0 : 1;
+		break;
+	case keAreaBolt:
+		rval = ((effectron->_partno % 3) == 1) ? 0 : 1;
+		break;
+	case keAreaCone:
+		rval = ((effectron->_partno / 9) == 0) ? 0 : 1;
+		break;
+	case keAreaWave:
+		rval = ((effectron->_partno / 17) == 0) ? 0 : 1;
+		break;
+	}
+	return rval;
+}
+
+
+
+/* ===================================================================== *
+   Effect specific code
+ * ===================================================================== */
+
+SPELLSPRITATIONFUNCTION(invisibleSprites) {
+	return PRIMARY;
+}
+
+SPELLSPRITATIONFUNCTION(auraSprites) {
+	if (effectron->_parent->_effSeq)
+		return SECUENTIAL;
+	return SEQUENTIAL;
+}
+
+SPELLSPRITATIONFUNCTION(wallSprites) {
+	return SEQUENTIAL;
+}
+
+SPELLSPRITATIONFUNCTION(projectileSprites) {
+	return PRIMARY;
+}
+
+SPELLSPRITATIONFUNCTION(exchangeSprites) {
+	return SEMIQUENTIAL;
+}
+
+SPELLSPRITATIONFUNCTION(beamSprites) {
+	return PRIMARY;
+}
+
+SPELLSPRITATIONFUNCTION(boltSprites) {
+	if ((effectron->_partno % 3) == 1)
+		return PRIMARY;
+	return SECONDARY;
+}
+
+SPELLSPRITATIONFUNCTION(coneSprites) {
+	if ((effectron->_partno / 9) == 0)
+		return PRIMARY;
+	return SECONDARY;
+}
+
+SPELLSPRITATIONFUNCTION(ballSprites) {
+	if (effectron->_parent->_effSeq)
+		return SECONDARY;
+	return PRIMARY;
+}
+
+SPELLSPRITATIONFUNCTION(squareSprites) {
+	if (effectron->_parent->_effSeq)
+		return SECONDARY;
+	return PRIMARY;
+}
+
+SPELLSPRITATIONFUNCTION(waveSprites) {
+	if ((effectron->_partno / 17) == 0)
+		return PRIMARY;
+	return SECONDARY;
+}
+
+SPELLSPRITATIONFUNCTION(stormSprites) {
+	if (effectron->_parent->_effSeq)
+		return SECONDARY;
+	return PRIMARY;
+}
+
+
+//-----------------------------------------------------------------------
+
+SPELLSPRITATIONFUNCTION(RandomFacing) {
+	return g_vm->_rnd->getRandomNumber(255);
+}
+
+SPELLSPRITATIONFUNCTION(FaceOut) {
+	return g_vm->_rnd->getRandomNumber(255);
+}
+
+} // end of namespace Saga2