X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=dosdemo;a=blobdiff_plain;f=src%2Fdemo.c;h=a990d5fb6fc7a1b752c72222d03fc0231e7c402d;hp=45b889a73487fca335410817b1c7cb0f719b3b5a;hb=7deef4d5a20da09044bf7311c6ee274090cde5e6;hpb=a5c65ceb155188c8acee31a475f8db9f5b58f4b6

diff --git a/src/demo.c b/src/demo.c
index 45b889a..a990d5f 100644
--- a/src/demo.c
+++ b/src/demo.c
@@ -13,10 +13,13 @@
 #include "tinyfps.h"
 #include "util.h"
 
-int fb_width = 320;
-int fb_height = 240;
+#define FB_WIDTH	320
+#define FB_HEIGHT	240
+
+int fb_width = FB_WIDTH;
+int fb_height = FB_HEIGHT;
 int fb_bpp = 16;
-uint16_t *fb_pixels, *vmem_back, *vmem_front;
+uint16_t *fb_pixels, *vmem;
 unsigned long time_msec;
 int mouse_x, mouse_y;
 unsigned int mouse_bmask;
@@ -99,9 +102,68 @@ void demo_draw(void)
 	scr_update();
 	scr_draw();
 
+	draw_mouse_pointer(vmem);
+
 	++nframes;
 }
 
+
+
+#define DEST(x, y)	dest[(y) * FB_WIDTH + (x)]
+void draw_mouse_pointer(uint16_t *fb)
+{
+	uint16_t *dest = fb + mouse_y * FB_WIDTH + mouse_x;
+	int ylines = FB_HEIGHT - mouse_y;
+
+	switch(ylines) {
+	default:
+	case 10:
+		DEST(0, 9) = 0xffff;
+	case 9:
+		DEST(0, 8) = 0xffff;
+		DEST(1, 8) = 0xffff;
+	case 8:
+		DEST(0, 7) = 0xffff;
+		DEST(2, 7) = 0xffff;
+		DEST(1, 7) = 0;
+	case 7:
+		DEST(6, 6) = 0xffff;
+		DEST(0, 6) = 0xffff;
+		DEST(3, 6) = 0xffff;
+		DEST(4, 6) = 0xffff;
+		DEST(5, 6) = 0xffff;
+		DEST(1, 6) = 0;
+		DEST(2, 6) = 0;
+	case 6:
+		DEST(5, 5) = 0xffff;
+		DEST(0, 5) = 0xffff;
+		DEST(1, 5) = 0;
+		DEST(2, 5) = 0;
+		DEST(3, 5) = 0;
+		DEST(4, 5) = 0;
+	case 5:
+		DEST(4, 4) = 0xffff;
+		DEST(0, 4) = 0xffff;
+		DEST(1, 4) = 0;
+		DEST(2, 4) = 0;
+		DEST(3, 4) = 0;
+	case 4:
+		DEST(3, 3) = 0xffff;
+		DEST(0, 3) = 0xffff;
+		DEST(1, 3) = 0;
+		DEST(2, 3) = 0;
+	case 3:
+		DEST(2, 2) = 0xffff;
+		DEST(0, 2) = 0xffff;
+		DEST(1, 2) = 0;
+	case 2:
+		DEST(1, 1) = 0xffff;
+		DEST(0, 1) = 0xffff;
+	case 1:
+		DEST(0, 0) = 0xffff;
+	}
+}
+
 static void change_screen(int idx)
 {
 	printf("change screen %d\n", idx);
@@ -121,11 +183,11 @@ void demo_keyboard(int key, int press)
 		switch(key) {
 		case 27:
 			demo_quit();
-			break;
+			return;
 
 		case 127:
 			debug_break();
-			break;
+			return;
 
 		case '`':
 			console_active = !console_active;
@@ -135,13 +197,16 @@ void demo_keyboard(int key, int press)
 			} else {
 				putchar('\n');
 			}
-			break;
+			return;
 
 		case '\b':
-			if(console_active && wr != rd) {
-				printf("\b \b");
-				fflush(stdout);
-				wr = (wr + CBUF_SIZE - 1) & CBUF_MASK;
+			if(console_active) {
+				if(wr != rd) {
+					printf("\b \b");
+					fflush(stdout);
+					wr = (wr + CBUF_SIZE - 1) & CBUF_MASK;
+				}
+				return;
 			}
 			break;
 
@@ -165,6 +230,7 @@ void demo_keyboard(int key, int press)
 					}
 				}
 				console_active = 0;
+				return;
 			}
 			break;
 
@@ -175,18 +241,23 @@ void demo_keyboard(int key, int press)
 				change_screen(9);
 			}
 
-			if(console_active && key < 256 && isprint(key)) {
-				putchar(key);
-				fflush(stdout);
-
-				cbuf[wr] = key;
-				wr = (wr + 1) & CBUF_MASK;
-				if(wr == rd) { /* overflow */
-					rd = (rd + 1) & CBUF_MASK;
+			if(console_active) {
+				if(key < 256 && isprint(key)) {
+					putchar(key);
+					fflush(stdout);
+
+					cbuf[wr] = key;
+					wr = (wr + 1) & CBUF_MASK;
+					if(wr == rd) { /* overflow */
+						rd = (rd + 1) & CBUF_MASK;
+					}
 				}
+				return;
 			}
 			break;
 		}
+
+		scr_keypress(key);
 	}
 }
 
@@ -202,7 +273,7 @@ void mouse_orbit_update(float *theta, float *phi, float *dist)
 			int dy = mouse_y - prev_my;
 
 			if(dx || dy) {
-				if(mouse_bmask & 1) {
+				if(mouse_bmask & MOUSE_BN_LEFT) {
 					float p = *phi;
 					*theta += dx * 1.0;
 					p += dy * 1.0;
@@ -211,7 +282,7 @@ void mouse_orbit_update(float *theta, float *phi, float *dist)
 					if(p > 90) p = 90;
 					*phi = p;
 				}
-				if(mouse_bmask & 4) {
+				if(mouse_bmask & MOUSE_BN_RIGHT) {
 					*dist += dy * 0.5;
 
 					if(*dist < 0) *dist = 0;
@@ -219,6 +290,7 @@ void mouse_orbit_update(float *theta, float *phi, float *dist)
 			}
 		}
 	}
+
 	prev_mx = mouse_x;
 	prev_my = mouse_y;
 	prev_bmask = mouse_bmask;