1 files changed, 102 insertions, 0 deletions
diff --git a/src/uqm/planets/generate/genrain.c b/src/uqm/planets/generate/genrain.c
new file mode 100644
index 0000000..c149b29
--- /dev/null
+++ b/src/uqm/planets/generate/genrain.c
@@ -0,0 +1,102 @@
+//Copyright Paul Reiche, Fred Ford. 1992-2002
+
+/*
+ *  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 2 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, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include "genall.h"
+#include "../planets.h"
+#include "../../gendef.h"
+#include "../../starmap.h"
+#include "../../globdata.h"
+#include "libs/mathlib.h"
+
+
+static bool GenerateRainbowWorld_generatePlanets (SOLARSYS_STATE *solarSys);
+static bool GenerateRainbowWorld_generateOrbital (SOLARSYS_STATE *solarSys,
+		PLANET_DESC *world);
+
+
+const GenerateFunctions generateRainbowWorldFunctions = {
+	/* .initNpcs         = */ GenerateDefault_initNpcs,
+	/* .reinitNpcs       = */ GenerateDefault_reinitNpcs,
+	/* .uninitNpcs       = */ GenerateDefault_uninitNpcs,
+	/* .generatePlanets  = */ GenerateRainbowWorld_generatePlanets,
+	/* .generateMoons    = */ GenerateDefault_generateMoons,
+	/* .generateName     = */ GenerateDefault_generateName,
+	/* .generateOrbital  = */ GenerateRainbowWorld_generateOrbital,
+	/* .generateMinerals = */ GenerateDefault_generateMinerals,
+	/* .generateEnergy   = */ GenerateDefault_generateEnergy,
+	/* .generateLife     = */ GenerateDefault_generateLife,
+	/* .pickupMinerals   = */ GenerateDefault_pickupMinerals,
+	/* .pickupEnergy     = */ GenerateDefault_pickupEnergy,
+	/* .pickupLife       = */ GenerateDefault_pickupLife,
+};
+
+
+static bool
+GenerateRainbowWorld_generatePlanets (SOLARSYS_STATE *solarSys)
+{
+	COUNT angle;
+
+	GenerateDefault_generatePlanets (solarSys);
+
+	solarSys->PlanetDesc[0].data_index = RAINBOW_WORLD;
+	solarSys->PlanetDesc[0].NumPlanets = 0;
+	solarSys->PlanetDesc[0].radius = EARTH_RADIUS * 50L / 100;
+	angle = ARCTAN (solarSys->PlanetDesc[0].location.x,
+			solarSys->PlanetDesc[0].location.y);
+	if (angle <= QUADRANT)
+		angle += QUADRANT;
+	else if (angle >= FULL_CIRCLE - QUADRANT)
+		angle -= QUADRANT;
+	solarSys->PlanetDesc[0].location.x =
+			COSINE (angle, solarSys->PlanetDesc[0].radius);
+	solarSys->PlanetDesc[0].location.y =
+			SINE (angle, solarSys->PlanetDesc[0].radius);
+
+	return true;
+}
+
+static bool
+GenerateRainbowWorld_generateOrbital (SOLARSYS_STATE *solarSys, PLANET_DESC *world)
+{
+	if (matchWorld (solarSys, world, 0, MATCH_PLANET))
+	{
+		BYTE which_rainbow;
+		UWORD rainbow_mask;
+		STAR_DESC *SDPtr;
+
+		rainbow_mask = MAKE_WORD (
+				GET_GAME_STATE (RAINBOW_WORLD0),
+				GET_GAME_STATE (RAINBOW_WORLD1));
+
+		which_rainbow = 0;
+		SDPtr = &star_array[0];
+		while (SDPtr != CurStarDescPtr)
+		{
+			if (SDPtr->Index == RAINBOW_DEFINED)
+				++which_rainbow;
+			++SDPtr;
+		}
+		rainbow_mask |= 1 << which_rainbow;
+		SET_GAME_STATE (RAINBOW_WORLD0, LOBYTE (rainbow_mask));
+		SET_GAME_STATE (RAINBOW_WORLD1, HIBYTE (rainbow_mask));
+	}
+
+	GenerateDefault_generateOrbital (solarSys, world);
+	return true;
+}
+