X-Git-Url: http://4ch.mooo.com/gitweb/?a=blobdiff_plain;f=src%2Flib%2F16_vl.c;h=023c440f4ea4248519a99425c35ac79701a57459;hb=7c35eb648613504ac47e5605d79f93112f569134;hp=07eb939ffa5ebc7d2aa2523c00605c842104ff3b;hpb=cdb255713796ffb83b3bc2676e079871c4b47731;p=16.git

diff --git a/src/lib/16_vl.c b/src/lib/16_vl.c
index 07eb939f..023c440f 100755
--- a/src/lib/16_vl.c
+++ b/src/lib/16_vl.c
@@ -1,5 +1,5 @@
 /* Project 16 Source Code~
- * Copyright (C) 2012-2016 sparky4 & pngwen & andrius4669 & joncampbell123 & yakui-lover
+ * Copyright (C) 2012-2017 sparky4 & pngwen & andrius4669 & joncampbell123 & yakui-lover
  *
  * This file is part of Project 16.
  *
@@ -292,6 +292,13 @@ void modexHiganbanaPageSetup(video_t *video)
 	modexCalcVmemRemain(video);
 	video->p=0;
 	video->r=1;
+	video->vh=video->page[0].height+video->page[1].height+video->page[2].height+video->page[3].height;
+	//doslib origi var
+	video->omemptr=			vga_state.vga_graphics_ram;
+	video->vga_draw_stride=	vga_state.vga_draw_stride;
+	video->vga_draw_stride_limit=	vga_state.vga_draw_stride_limit;
+	//sprite render switch
+	video->rss=0;
 
 	//setup the buffersize
 	video->page[0].dx=video->page[0].dy=
@@ -333,8 +340,6 @@ modexShowPage(page_t *page) {
 	outp(AC_INDEX, 0x33);
 	outp(AC_INDEX, (page[0].dx & 0x03) << 1);
 }
-
-//another variant
 //args: page, vertical sync switch, screen resolution switch, page0 switch
 void
 VL_ShowPage(page_t *page, boolean vsync, boolean sr) {
@@ -1254,6 +1259,56 @@ void modexcls(page_t *page, byte color, byte *Where)
 	_fmemset(Where, color, page->width*(page->height)/4);
 }
 
+//
+// pattern filler from joncampbell123's code
+//
+void VL_PatternDraw(video_t *video, word pn, boolean sw, boolean allsw)
+{
+	unsigned int i,j,o,	d,h,s;
+	word w;
+
+	switch(sw)
+	{
+		case 0:
+			w=vga_state.vga_width;
+			d=0;
+			s=vga_state.vga_stride;
+			switch(allsw)
+			{
+				case 0:
+					h=vga_state.vga_height;
+				break;
+				case 1:
+					h=video->vh;
+				break;
+			}
+		break;
+		default:
+			w=video->page[pn].width;
+			d=(0x10000UL - (uint16_t)video->page[pn].data);
+			s=video->page[pn].stridew;
+			switch(allsw)
+			{
+				case 0:
+					h=video->page[pn].height;
+				break;
+				case 1:
+					if(!pn) h=video->vh;
+					else h=video->page[pn].height;
+				break;
+			}
+		break;
+	}
+
+	/* fill screen/pattern with a distinctive pattern */
+	for (i=0;i < w;i++) {
+		o = (i >> 2) + d;
+		vga_write_sequencer(0x02/*map mask*/,1 << (i&3));
+		for (j=0;j < h;j++,o += s)
+			vga_state.vga_graphics_ram[o] = (i^j)&15; // VRL samples put all colors in first 15!
+	}
+}
+
 void
 modexWaitBorder() {
 	while(inp(INPUT_STATUS_1)  & 8)  {
@@ -1265,18 +1320,28 @@ modexWaitBorder() {
 	}
 }
 
-void modexprintmeminfo(video_t *v)
+//
+// printings of video memory information
+//
+void VL_PrintmodexmemInfo(video_t *v)
 {
 	byte i;
-	printf("video memory remaining: %u\n", v->vmem_remain);
-	printf("page ");
+
+//	printf("========================================\n");
+	printf("VL_PrintmodexmemInfo:\n");
+//	printf("========================================\n");
+	printf("  Virtual Screen: %dx", v->page[0].width);	printf("%d	", v->page[0].height);	printf("Tile: %dx", v->page[0].tilesw);		printf("%d", v->page[0].tilesh);	printf("=((Virtual Screen)/16)\n");
+	printf("  	Screen: %dx", v->page[0].sw);		printf("%d	", v->page[0].sh);		printf("Tile: %dx", v->page[0].tw);			printf("%d", v->page[0].th);		printf("=((Screen)/16)\n");
+
+	printf("  Free Video Memory: %u\n", v->vmem_remain);
+	printf("  page");
 	for(i=0; i<v->num_of_pages;i++)
 	{
 		printf("	[%u]=", i);
 		printf("(%Fp)", (v->page[i].data));
 		printf(" size=%u	", v->page[i].pagesize);
-		printf("w=%lu  h=%lu ", (unsigned long)v->page[i].width, (unsigned long)v->page[i].height);
-		printf("sw=%lu  sh=%lu ", (unsigned long)v->page[i].sw, (unsigned long)v->page[i].sh);
+		printf("w=%-3lu  h=%-3lu ", (unsigned long)v->page[i].width, (unsigned long)v->page[i].height);
+		printf("sw=%-3lu  sh=%-3lu ", (unsigned long)v->page[i].sw, (unsigned long)v->page[i].sh);
 		printf("pi=%u", v->page[i].pi);
 		printf("\n");
 	}