Some minor updates, added CD-ROM library documentation

1 files changed, 85 insertions, 0 deletions

diff --git a/examples/hello/main.c b/examples/hello/main.c
new file mode 100644
index 0000000..6cd03f9
--- /dev/null
+++ b/examples/hello/main.c
@@ -0,0 +1,85 @@
+#include <stdio.h>
+#include <psxgpu.h>
+#include <psxgte.h>
+#include <psxetc.h>
+
+#define PAL
+
+#ifdef PAL
+
+#define SCREEN_XRES	320
+#define SCREEN_YRES 256
+
+#else
+
+#define SCREEN_XRES	320
+#define SCREEN_YRES 240
+
+#endif
+
+typedef struct DB
+{
+	DISPENV disp;
+	DRAWENV draw;
+} DB;
+
+DB db[2];
+int db_active;
+
+void init(void)
+{
+	ResetGraph(0);
+	
+	SetDefDispEnv(&db[0].disp, 0, 0, SCREEN_XRES, SCREEN_YRES);
+	SetDefDispEnv(&db[1].disp, 0, SCREEN_YRES, SCREEN_XRES, SCREEN_YRES);
+	
+	SetDefDrawEnv(&db[0].draw, 0, SCREEN_YRES, SCREEN_XRES, SCREEN_YRES);
+	SetDefDrawEnv(&db[1].draw, 0, 0, SCREEN_XRES, SCREEN_YRES);
+	
+	db[0].draw.isbg = 1;
+	setRGB0(&db[0].draw, 63, 0, 127);
+	db[1].draw.isbg = 1;
+	setRGB0(&db[1].draw, 63, 0, 127);
+	
+#ifdef PAL
+	SetVideoMode(MODE_PAL);
+	db[0].disp.screen.y = 18;
+	db[1].disp.screen.y = 18;
+	db[0].disp.screen.h = 256;
+	db[1].disp.screen.h = 256;
+#endif
+	
+	PutDispEnv(&db[0].disp);
+	PutDrawEnv(&db[0].draw);
+	db_active = 0;
+	
+	FntLoad(960, 0);
+	FntOpen(0, 8, SCREEN_XRES, SCREEN_YRES-16, 0, 100);
+}
+
+void display(void)
+{
+	FntFlush(-1);
+	DrawSync(0);
+	VSync(0);
+	
+	db_active = !db_active;
+	PutDispEnv(&db[db_active].disp);
+	PutDrawEnv(&db[db_active].draw);
+	SetDispMask(1);
+}
+
+int main(int argc, const char *argv[])
+{
+	int count = 0;
+	
+	init();
+	
+	while(1)
+	{
+		FntPrint(-1, "HELLO WORLD\n");
+		FntPrint(-1, "COUNTER=%d\n", count);
+		display();
+		count++;
+	}
+}
\ No newline at end of file