X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Fkern%2Fmain.c;h=e52bb257fec43bc30493ea3c033ea9a736faebc9;hb=0105dfea1a7c351798088650e9b2a46b5a26237d;hp=6cf5de3636166b6d16a8cf2fb8cbc1e3320fbd51;hpb=28d5d8d6f0b9da979030465c304157a4919ca6de;p=metatoy

diff --git a/src/kern/main.c b/src/kern/main.c
index 6cf5de3..e52bb25 100644
--- a/src/kern/main.c
+++ b/src/kern/main.c
@@ -1,6 +1,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <limits.h>
 #include "segm.h"
 #include "intr.h"
 #include "mem.h"
@@ -13,11 +14,18 @@
 unsigned char *framebuf, *vmem = (unsigned char*)0xa0000;
 
 static int quit;
+static int mx, my;
+static long last_mouse_ev;
+
+#define CURSOR_TIMEOUT	MSEC_TO_TICKS(3000)
+static void draw_cursor(int mx, int my);
 
 
 int main(void)
 {
 	int key;
+	int prev_mx = 0, prev_my = 0;
+	unsigned int mbn, prev_mbn = 0, mbn_diff;
 
 	init_segm();
 	init_intr();
@@ -37,10 +45,38 @@ int main(void)
 		goto end;
 	}
 
+	set_mouse_pos(160, 100);
+	last_mouse_ev = LONG_MIN;
+
 	for(;;) {
 		if((key = kb_getkey()) >= 0) {
 			game_keyboard(key, 1);
 		}
+
+		mbn = mouse_state(&mx, &my);
+
+		if((mbn_diff = mbn ^ prev_mbn) != 0) {
+			if(mbn_diff & 1) {
+				game_mouse(0, mbn & 1, mx, my);
+				last_mouse_ev = nticks;
+			}
+			if(mbn_diff & 2) {
+				game_mouse(2, mbn & 2, mx, my);
+				last_mouse_ev = nticks;
+			}
+			if(mbn_diff & 4) {
+				game_mouse(1, mbn & 4, mx, my);
+				last_mouse_ev = nticks;
+			}
+		}
+		if(mx != prev_mx || my != prev_my) {
+			game_motion(mx, my);
+			last_mouse_ev = nticks;
+		}
+		prev_mbn = mbn;
+		prev_mx = mx;
+		prev_my = my;
+
 		if(quit) break;
 		game_draw();
 	}
@@ -52,6 +88,11 @@ end:
 	return 0;
 }
 
+unsigned long game_getmsec(void)
+{
+	return TICKS_TO_MSEC(nticks);
+}
+
 void game_quit(void)
 {
 	quit = 1;
@@ -59,5 +100,35 @@ void game_quit(void)
 
 void game_swap_buffers(void)
 {
+	if((long)nticks - last_mouse_ev < MSEC_TO_TICKS(3000)) {
+		draw_cursor(mx, my);
+	}
+
 	memcpy(vmem, framebuf, 64000);
 }
+
+#define CUR_SZ	4
+
+static void draw_cursor(int mx, int my)
+{
+	int i, sx, ex, sy, ey, xlen, ylen;
+	unsigned char *ptr;
+
+	sx = mx < CUR_SZ ? mx : mx - CUR_SZ;
+	ex = mx >= 320 - CUR_SZ ? CUR_SZ - 1 : mx + CUR_SZ;
+	xlen = ex - sx + 1;
+	sy = my < CUR_SZ ? my : my - CUR_SZ;
+	ey = my >= 200 - CUR_SZ ? CUR_SZ - 1 : my + CUR_SZ;
+	ylen = ey - sy + 1;
+
+	ptr = framebuf + (my << 8) + (my << 6) + sx;
+	for(i=0; i<xlen; i++) {
+		ptr[i] ^= 0xff;
+	}
+
+	ptr = framebuf + (sy << 8) + (sy << 6) + mx;
+	for(i=0; i<ylen; i++) {
+		*ptr ^= 0xff;
+		ptr += 320;
+	}
+}