Added Uq-Ruan Masters game - it compiles but does not work (renders too slowly? Another problem?)

project/jni/application/sc2/src/libs/graphics/boxint.c

@@ -0,0 +1,183 @@
+//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 "gfxintrn.h"
+
+#undef MIN
+#define MIN(a, b) (((a) <= (b)) ? (a) : (b))
+#undef MAX
+#define MAX(a, b) (((a) >= (b)) ? (a) : (b))
+
+INTERSECT_CODE
+BoxIntersect (RECT *pr1, RECT *pr2, RECT *pinter)
+{
+	INTERSECT_CODE intersect_code;
+	COORD x1;
+	SIZE w1, w2, delta;
+
+	intersect_code = INTERSECT_NOCLIP;
+
+	x1 = pr1->corner.x - pr2->corner.x;
+
+	w1 = pr1->extent.width;
+	w2 = pr2->extent.width;
+	if ((delta = w2 - x1) <= w1)
+	{
+		if (delta != w1)
+		{
+			w1 = delta;
+			intersect_code &= ~INTERSECT_NOCLIP;
+		}
+		intersect_code |= INTERSECT_RIGHT;
+	}
+	if (x1 <= 0)
+	{
+		if (x1 < 0)
+		{
+			w1 += x1;
+			x1 = 0;
+			intersect_code &= ~INTERSECT_NOCLIP;
+		}
+		intersect_code |= INTERSECT_LEFT;
+	}
+
+	if (w1 > 0)
+	{
+#define h2 w2
+		COORD y1;
+		SIZE h1;
+
+		y1 = pr1->corner.y - pr2->corner.y;
+
+		h1 = pr1->extent.height;
+		h2 = pr2->extent.height;
+		if ((delta = h2 - y1) <= h1)
+		{
+			if (delta != h1)
+			{
+				h1 = delta;
+				intersect_code &= ~INTERSECT_NOCLIP;
+			}
+			intersect_code |= INTERSECT_BOTTOM;
+		}
+		if (y1 <= 0)
+		{
+			if (y1 < 0)
+			{
+				h1 += y1;
+				y1 = 0;
+				intersect_code &= ~INTERSECT_NOCLIP;
+			}
+			intersect_code |= INTERSECT_TOP;
+		}
+
+		if (h1 > 0)
+		{
+			pinter->corner.x = x1 + pr2->corner.x;
+			pinter->corner.y = y1 + pr2->corner.y;
+			pinter->extent.width = w1;
+			pinter->extent.height = h1;
+
+			return (intersect_code);
+		}
+#undef h2
+	}
+
+	return ((INTERSECT_CODE)0);
+}
+
+void
+BoxUnion (RECT *pr1, RECT *pr2, RECT *punion)
+{
+#if NEVER // Part of lower FIXME.
+	COORD x2, y2, w2, h2;
+#endif  // NEVER
+
+	// Union is A AND B, put together, correct?  Returns a bigger box that
+	// encompasses the two.
+	punion->corner.x = MIN(pr1->corner.x, pr2->corner.x);
+	punion->corner.y = MIN(pr1->corner.y, pr2->corner.y);
+	
+	punion->extent.width  = MAX(pr1->corner.x + pr1->extent.width,
+						        pr2->corner.x + pr2->extent.width) - punion->corner.x;
+	punion->extent.height = MAX(pr1->corner.y + pr1->extent.height,
+						        pr2->corner.y + pr2->extent.height) - punion->corner.y;
+
+
+#if NEVER // FIXME - I think this is broken, but keeping it around for reference
+	      // FIXME - just in case.
+
+#if 1 /* alter based on 0 widths */
+
+	x2 =
+		(pr1->corner.x < pr2->corner.x)? pr1->corner.x : pr2->corner.x;
+
+	y2 =
+		(pr1->corner.y < pr2->corner.y)? pr1->corner.y : pr2->corner.y;
+
+	w2 = (
+		((pr1->corner.x + pr1->extent.width) > (pr2->corner.x + pr2->extent.width))?
+		(pr1->corner.x + pr1->extent.width)  : (pr2->corner.x + pr2->extent.width)
+		) - punion->corner.x;
+
+	h2 = (
+		((pr1->corner.y + pr1->extent.height) > (pr2->corner.y + pr2->extent.height))?
+		(pr1->corner.y + pr1->extent.height)  : (pr2->corner.y + pr2->extent.height)
+		) - punion->corner.y;
+#else
+	SIZE delta;
+	COORD x1, y1, w1, h1;
+
+	x1 = pr1->corner.x;
+	w1 = pr1->extent.width;
+	x2 = pr2->corner.x;
+	w2 = pr2->extent.width;
+	if ((delta = x1 - x2) >= 0)
+		w1 += delta;
+	else
+	{
+		w2 -= delta;
+		x2 += delta;
+	}
+
+	y1 = pr1->corner.y;
+	h1 = pr1->extent.height;
+	y2 = pr2->corner.y;
+	h2 = pr2->extent.height;
+	if ((delta = y1 - y2) >= 0)
+		h1 += delta;
+	else
+	{
+		h2 -= delta;
+		y2 += delta;
+	}
+
+	if ((delta = w1 - w2) > 0)
+		w2 += delta;
+	if ((delta = h1 - h2) > 0)
+		h2 += delta;
+#endif
+
+	punion->corner.x = x2;
+	punion->corner.y = y2;
+	punion->extent.width = w2;
+	punion->extent.height = h2;
+
+#endif // NEVER
+}
+