initial commit

2026-07-18 20:34:55 +02:00
commit 59ad004c96
474 changed files with 226635 additions and 0 deletions
@@ -0,0 +1,95 @@
+#include <c64/memmap.h>
+#include <c64/vic.h>
+#include <gfx/bitmap.h>
+#include <string.h>
+#include <conio.h>
+#include <math.h>
+
+#define Color	((char *)0xd000)
+#define Hires	((char *)0xe000)
+
+Bitmap		Screen, Brush;
+
+void init(void)
+{
+	mmap_trampoline();
+	mmap_set(MMAP_RAM);
+
+	memset(Color, 0x10, 1000);
+	memset(Hires, 0x00, 8000);
+
+	mmap_set(MMAP_NO_ROM);
+
+	vic_setmode(VICM_HIRES, Color, Hires);
+
+	vic.color_border = VCOL_WHITE;
+
+	bm_init(&Screen, Hires, 40, 25);	
+}
+
+void done(void)
+{
+	mmap_set(MMAP_ROM);
+
+	getch();
+
+	vic_setmode(VICM_TEXT, (char *)0x0400, (char *)0x1000);
+}
+
+int poly_x[] = {0, 32, 32, 24, 40, 32, 32, 64, 52, 42, 22, 12};
+int poly_y[] = {64, 0, 20, 36, 36, 20, 0, 64, 64, 44, 44, 64};
+
+struct BlitDemo
+{
+	const char	*	name;
+	BlitOp			op;
+};
+
+BlitDemo	blitDemos[11] = {
+
+	{"SET",		BLTOP_SET},
+	{"RESET",	BLTOP_RESET},
+	{"NOT",		BLTOP_NOT},
+
+	{"XOR",		BLTOP_XOR},
+	{"OR",		BLTOP_OR},
+	{"AND",		BLTOP_AND},
+	{"NAND",	BLTOP_AND_NOT},
+
+	{"COPY",	BLTOP_COPY},
+	{"NCOPY",	BLTOP_NCOPY},
+
+	{"PATTERN",	BLTOP_PATTERN},
+	{"MASKPAT",	BLTOP_PATTERN_AND_SRC},
+};
+
+char pat[] = {0x6c, 0xfe, 0xfe, 0xfe, 0x7c, 0x38, 0x10, 0x00};
+
+int main(void)
+{
+	init();
+
+	bm_alloc(&Brush, 8, 8);
+	bm_fill(&Brush, 0);
+
+	ClipRect	bcr = {0, 0, 64, 64};
+
+	bm_polygon_nc_fill(&Brush, &bcr, poly_x, poly_y, 12, NineShadesOfGrey[8]);
+
+	bmu_rect_pattern(&Screen, 0, 0, 320, 200, NineShadesOfGrey[2]);
+
+	ClipRect	scr = {0, 0, 320, 200};
+
+	for(int i=0; i<11; i++)
+	{
+		int	dx = 80 * ((i + 1) % 4);
+		int dy = 66 * ((i + 1) / 4);
+
+		bmu_bitblit(&Screen, dx + 8, dy + 1, &Brush, 0, 0, 64, 64, pat, blitDemos[i].op);
+		bm_put_string(&Screen, &scr, dx + 8, dy + 20, blitDemos[i].name, BLTOP_COPY);
+	}
+
+	done();
+
+	return 0;
+}