From 490586ef0c0a9e48017dc869f38a87d65691697c Mon Sep 17 00:00:00 2001
From: sparky4 <sparky4@cock.li>
Date: Tue, 27 Oct 2015 10:46:09 -0500
Subject: [PATCH 1/1] added next function

---
 src/lib/modex16.c | 43 +++++++++++++++++++++++++++++++++++++++++++
 src/lib/modex16.h |  1 +
 2 files changed, 44 insertions(+)

diff --git a/src/lib/modex16.c b/src/lib/modex16.c
index 4edc4c79..97b26de3 100755
--- a/src/lib/modex16.c
+++ b/src/lib/modex16.c
@@ -394,6 +394,49 @@ modexClearRegion(page_t *page, int x, int y, int w, int h, byte  color) {
     }
 }
 
+//TODO!
+void
+modexDrawPBufregion(page_t *page, int x, int y, int sx, int sy, int fx, int fy planar_buf_t *p, boolean sprite)
+{
+	int plane;
+	int px, py, i;
+// 	byte near *buff;
+	px=x;
+	py=y;
+// 	buff = _nmalloc(p->pwidth+1);
+	// TODO Make this fast.  It's SLOOOOOOW
+// 	for(plane=0; plane < 4; plane++) {
+// 		i=0;
+// 		modexSelectPlane(PLANE(plane+x));
+// 		for(px = plane; px < p->width; px+=4) {
+// 			offset=px;
+// 			for(py=0; py<p->height/2; py++) {
+// 				//SELECT_ALL_PLANES();
+// 				if(!sprite || p->plane[offset])
+// 					page->data = &(p->plane[offset][i++]);
+// 				offset+=p->width;
+// 				offset++;
+// 			}
+// 		}
+// 	}
+	for(plane=0; plane < 4; plane++) {
+		i=0;
+		modexSelectPlane(PLANE(plane+x));
+		for(; y < py+p->height; y++) {
+			//for(px=0; px < p->width; px++) {
+				//printf("%02X ", (int) p->plane[plane][i++]);
+// 				_fmemcpy(buff, &(p->plane[plane][i+=p->pwidth]), p->pwidth);
+// 				printf("buff %u==%s\n", y, *buff);
+// 				_fmemcpy(page->data + (((page->width/4) * (y+page->dy)) + ((x+page->dx) / 4)), buff, p->pwidth);
+				_fmemcpy(page->data + (((page->width/4) * (y+page->dy)) + ((x+page->dx) / 4)), &(p->plane[plane][i+=p->pwidth]), p->pwidth);
+			//}
+		}
+		x=px;
+		y=py;
+	}
+// 	_nfree(buff);
+}
+
 void
 DrawPBuf(page_t *page, int x, int y, planar_buf_t *p, boolean sprite)
 {
diff --git a/src/lib/modex16.h b/src/lib/modex16.h
index c7a40b7a..44df9810 100755
--- a/src/lib/modex16.h
+++ b/src/lib/modex16.h
@@ -70,6 +70,7 @@ void modexShowPage(page_t *page);
 void modexPanPage(page_t *page, int dx, int dy);
 void modexSelectPlane(byte plane);
 void modexClearRegion(page_t *page, int x, int y, int w, int h, byte color);
+void modexDrawPBufregion(page_t *page, int x, int y, int sx, int sy, int fx, int fy planar_buf_t *p, boolean sprite);
 void DrawPBuf(page_t *page, int x, int y, planar_buf_t *p, boolean sprite);
 void oldDrawBmp(byte far* page, int x, int y, bitmap_t *bmp, byte sprite);
 //void CDrawBmp(byte far* vgamem, page_t* page, int x, int y, bitmap_t *bmp, byte sprite);
-- 
2.39.2