From a1db50781674653df3e4d0b7632e820421fcceca Mon Sep 17 00:00:00 2001
From: drmortalwombat <90205530+drmortalwombat@users.noreply.github.com>
Date: Sat, 25 Dec 2021 15:24:49 +0100
Subject: [PATCH] Add sample for opening border

---
 include/c64/rasterirq.c            |   7 +++
 samples/rasterirq/make.bat         |   1 +
 samples/rasterirq/openborder.c     |  67 +++++++++++++++++++++++++++++
 samples/resources/friendlybear.bin | Bin 0 -> 128 bytes
 4 files changed, 75 insertions(+)
 create mode 100644 samples/rasterirq/openborder.c
 create mode 100644 samples/resources/friendlybear.bin

diff --git a/include/c64/rasterirq.c b/include/c64/rasterirq.c
index afc2cb1..c6ca0d7 100644
--- a/include/c64/rasterirq.c
+++ b/include/c64/rasterirq.c
@@ -296,6 +296,7 @@ void rirq_init(bool kernalIRQ)
 void rirq_wait(void)
 {
 	while (tpos != npos) ;
+	npos++;
 }
 
 void rirq_sort(void)
@@ -342,3 +343,9 @@ void rirq_stop(void)
         sei
     }
 }
+
+#pragma native(rirq_sort)
+#pragma native(rirq_wait)
+#pragma native(rirq_start)
+#pragma native(rirq_stop)
+
diff --git a/samples/rasterirq/make.bat b/samples/rasterirq/make.bat
index 961860a..b19f948 100644
--- a/samples/rasterirq/make.bat
+++ b/samples/rasterirq/make.bat
@@ -1 +1,2 @@
 ..\..\bin\oscar64 colorbars.c
+..\..\bin\oscar64 openborder.c
diff --git a/samples/rasterirq/openborder.c b/samples/rasterirq/openborder.c
new file mode 100644
index 0000000..f4c9b8b
--- /dev/null
+++ b/samples/rasterirq/openborder.c
@@ -0,0 +1,67 @@
+#include <c64/vic.h>
+#include <c64/rasterirq.h>
+#include <conio.h>
+#include <string.h>
+
+
+char spdata[] = {
+#embed "../resources/friendlybear.bin"	
+};
+
+RIRQCode	open, bottom;
+
+int main(void)
+{
+	rirq_init(true);
+
+	rirq_build(&open, 1);
+	rirq_write(&open, 0, &vic.ctrl1, VIC_CTRL1_DEN | 3);
+	rirq_set(0, 50 + 200 - 3, &open);
+
+	rirq_build(&bottom, 1);
+	rirq_write(&bottom, 0, &vic.ctrl1, VIC_CTRL1_DEN | VIC_CTRL1_RSEL | 3 );
+	rirq_set(1, 50, &bottom);
+
+	rirq_sort();
+
+	rirq_start();
+
+	memcpy((char *)0x0380, spdata, 128);
+
+	*(char *)(0x7f8) = 0x03c0 / 64;
+	*(char *)(0x7f9) = 0x0380 / 64;
+	*(char *)(0x7fa) = 0x03c0 / 64;
+	*(char *)(0x7fb) = 0x0380 / 64;
+	*(char *)(0x7fc) = 0x03c0 / 64;
+	*(char *)(0x7fd) = 0x0380 / 64;
+	*(char *)(0x7fe) = 0x03c0 / 64;
+	*(char *)(0x7ff) = 0x0380 / 64;
+
+	vic.spr_enable = 0b11111111;
+    vic.spr_multi = 0b10101010;
+    vic.spr_color[0] = VCOL_BLACK;
+    vic.spr_color[1] = VCOL_ORANGE;
+    vic.spr_color[2] = VCOL_BLACK;
+    vic.spr_color[3] = VCOL_ORANGE;
+    vic.spr_color[4] = VCOL_BLACK;
+    vic.spr_color[5] = VCOL_ORANGE;
+    vic.spr_color[6] = VCOL_BLACK;
+    vic.spr_color[7] = VCOL_ORANGE;
+    vic.spr_mcolor0 = VCOL_BROWN;
+    vic.spr_mcolor1 = VCOL_WHITE;
+
+    for(;;)
+    {
+    	for(int i=0; i<255; i++)
+    	{
+			vic_sprxy(0, 100, 1 * i); vic_sprxy(1, 100, 1 * i);
+			vic_sprxy(2, 140, 2 * i); vic_sprxy(3, 140, 2 * i);
+			vic_sprxy(4, 180, 3 * i); vic_sprxy(5, 180, 3 * i);
+			vic_sprxy(6, 220, 4 * i); vic_sprxy(7, 220, 4 * i);
+
+    		rirq_wait();
+    	}
+    }
+
+	return 0;
+}
diff --git a/samples/resources/friendlybear.bin b/samples/resources/friendlybear.bin
new file mode 100644
index 0000000000000000000000000000000000000000..1e722b547924bfc49b29b23e6637930268e9a410
GIT binary patch
literal 128
zcmZQzKmd&;3R)`@xR!#^ssyI@4ovSGm{u*|YMsEfG=OVa0@F$d#!v@_PzDAKsID1s
z-4+ZMDgqt~0vwj@5{!%tj0_+}EIA4+3<?|;0vrMY9FqiCYCv4(#sds>P<;XbQ2iB`

literal 0
HcmV?d00001