Обновить README.md

Reviewed-on: #4

README.md

@@ -0,0 +1 @@
+![screenshot.png](https://git.divan2000.su/attachments/72f57119-e383-4fcc-8418-e5e8d7c9732f)

inc/mouse.h

@@ -12,6 +12,6 @@ typedef struct {
 } MouseData;
 
 // Чтение мыши с порта
-MouseData read_mouse(volatile u8* port);
+void read_mouse(MouseData* dst, volatile u8* port);
 
 #endif

res/resources.h

@@ -0,0 +1,9 @@
+#include <genesis.h>
+
+#ifndef _RES_RESOURCES_H_
+#define _RES_RESOURCES_H_
+
+extern const SpriteDefinition FLUTTERSHY;
+extern const SpriteDefinition PINKIE_PIE;
+
+#endif // _RES_RESOURCES_H_

res/resources.res

@@ -0,0 +1,2 @@
+SPRITE FLUTTERSHY "fluttershy.png" 2 2 NONE 0
+SPRITE PINKIE_PIE "pinkie_pie.png" 2 2 NONE 0

src/main.c

@@ -1,20 +1,41 @@
 #include "genesis.h"
 #include "mouse.h"
+#include "resources.h"
 
 #define PORT1 ((volatile u8*)0xA10003)
 #define PORT2 ((volatile u8*)0xA10005)
 
+Sprite* ptr1;
+Sprite* ptr2;
+
 int main() {
 	VDP_setTextPlane(0);
 	VDP_drawText("Sega Mega Mouse RAW reader", 7, 27);
 	VDP_drawText("RAW nibbles:", 14,0);
 
+	SPR_init();
+	PAL_setPalette(PAL1, FLUTTERSHY.palette->data, DMA);
+	
 	s16 x1=0,y1=0, x2=0,y2=0;
 	u8 frame = 0;
 	char buf[40]; //буфер строки для вывода на экран
+	MouseData m1, m2;
+
+	u8 code1[6] = {0};
+	u8 code2[6] = {0};
+
+	u8 ptr_active1=0,ptr_active2=0;
+
 
 	while(TRUE) {
-		MouseData m1 = read_mouse(PORT1);
+		//считывание портов и вывод информации
+		u8 btnFront1=m1.buttons, btnFront2=m2.buttons;
+		read_mouse(&m1, PORT1);
+		read_mouse(&m2, PORT2);
+
+		btnFront1^=m1.buttons;
+		btnFront2^=m2.buttons;
+
 		sprintf(buf, "+%X%X%X%X %X %X %X%X %X%X", 
 				m1.nibbles[0], m1.nibbles[1], m1.nibbles[2], m1.nibbles[3],
 				m1.nibbles[4], m1.nibbles[5], m1.nibbles[6], m1.nibbles[7],
@@ -24,8 +45,20 @@ int main() {
 
 		if(m1.valid) {
 			x1 += m1.dx; y1 += m1.dy;
-			if(x1>9999) x1=-9999; else if(x1<-9999) x1=9999;
+			if(x1>304) x1=304; else if(x1<0) x1=0;
-			if(y1>9999) y1=-9999; else if(y1<-9999) y1=9999;
+			if(y1>208) y1=208; else if(y1<0) y1=0;
+
+			if(!ptr_active1 && btnFront1) {
+				u8* code = code1;
+				for(int i=1;i<6;i++) code[i-1]=code[i];
+				code[5]=btnFront1;
+				if(code[0]==0x4&&code[1]==0x1&&code[2]==0x1&&code[3]==0x2&&code[4]==0x2&&code[5]==0x4){
+					ptr_active1=1;
+					ptr1 = SPR_addSprite(&FLUTTERSHY, 0, 0, TILE_ATTR(PAL1, TRUE, FALSE, TRUE));
+				}
+			}
+
+			if(ptr_active1) SPR_setPosition(ptr1, x1, 208-y1);
 
 			sprintf(buf, "buttons: %c%c%c%c",
 					((m1.buttons>>3)&1)+'0',
@@ -42,7 +75,6 @@ int main() {
 			VDP_drawText(buf, 1, 24);
 		}
 		
-		MouseData m2 = read_mouse(PORT2);
 		sprintf(buf, "%X%X%X%X %X %X %X%X %X%X+", 
 				m2.nibbles[0], m2.nibbles[1], m2.nibbles[2], m2.nibbles[3],
 				m2.nibbles[4], m2.nibbles[5], m2.nibbles[6], m2.nibbles[7],
@@ -52,8 +84,21 @@ int main() {
 
 		if(m2.valid) {
 			x2 += m2.dx; y2 += m2.dy;
-			if(x2>9999) x2=-9999; else if(x2<-9999) x2=9999;
+			if(x2>304) x2=304; else if(x2<0) x2=0;
-			if(y2>9999) y2=-9999; else if(y2<-9999) y2=9999;
+			if(y2>208) y2=208; else if(y2<0) y2=0;
+
+
+			if(!ptr_active2 && btnFront2) {
+				u8* code = code2;
+				for(int i=1;i<6;i++) code[i-1]=code[i];
+				code[5]=btnFront2;
+				if(code[0]==0x4&&code[1]==0x1&&code[2]==0x1&&code[3]==0x2&&code[4]==0x2&&code[5]==0x4){
+					ptr_active2=1;
+					ptr2 = SPR_addSprite(&PINKIE_PIE, 0, 0, TILE_ATTR(PAL1, TRUE, FALSE, FALSE));
+				}
+			}
+
+			if(ptr_active2) SPR_setPosition(ptr2, x2, 208-y2);
 		
 			sprintf(buf, "buttons: %c%c%c%c",
 					((m2.buttons>>3)&1)+'0',
@@ -70,11 +115,19 @@ int main() {
 			VDP_drawText(buf, 1, 25);
 		}
 
+		//спрайты
+
+		SPR_update();
+		
 		//счётчик кадров для вывода истории нибблов
 		frame++;
 
 		//конец кадра
-		VDP_waitVSync();
+
+		//Я не уверен почему, но SYS_doVBlankProcess в какой-то момент вызывал странное поведение. После добавления спрайтов, кажется, всё в порядке.
+		
+		//VDP_waitVSync();
+		SYS_doVBlankProcess();
 	}
 
 	return 0;

src/mouse.c

@@ -14,41 +14,34 @@ static inline void delay(void) {
     );
 }
 
-MouseData read_mouse(volatile u8* port) {
+void read_mouse(MouseData* dst, volatile u8* port) {
-    u8 nibbles[16];
+
-    MouseData md = {0};
+    dst->valid = 0;
 
     Z80_HALT = 0x0100;
     *port = 0x60; delay();
 
-    nibbles[0] = *port & 0x0F;
+    dst->nibbles[0] = *port & 0x0F;
     for(int i=1; i<10; i++) {
         *port = (i&1) ? 0x20 : 0x00;
         delay();
-        nibbles[i] = *port & 0x0F;
+        dst->nibbles[i] = *port & 0x0F;
         delay();
     }
 
     *port = 0x60; delay();
     Z80_HALT = 0x0000;
 
-    // копируем нибблы для вывода RAW
-    for(int i=0;i<10;i++) md.nibbles[i] = nibbles[i];
-
     // проверка сигнатуры 0BFF
-    if (nibbles[0]==0x0 && nibbles[1]==0xB && nibbles[2]==0xF && nibbles[3]==0xF) {
+    if (dst->nibbles[0]==0x0 && dst->nibbles[1]==0xB && dst->nibbles[2]==0xF && dst->nibbles[3]==0xF) {
-        md.valid = 1;
+        dst->valid = 1;
-        s16 dx = (nibbles[6] << 4) | nibbles[7];
+        dst->dx = (dst->nibbles[6] << 4) | dst->nibbles[7];
-        s16 dy = (nibbles[8] << 4) | nibbles[9];
+        dst->dy = (dst->nibbles[8] << 4) | dst->nibbles[9];
-        if (nibbles[4] & 8) dy = 255;
+        if (dst->nibbles[4] & 8) dst->dy = 255;
-        if (nibbles[4] & 4) dx = 255;
+        if (dst->nibbles[4] & 4) dst->dx = 255;
-        if (nibbles[4] & 2) dy |= 0xFF00; // sign-extend
+        if (dst->nibbles[4] & 2) dst->dy |= 0xFF00; // sign-extend
-        if (nibbles[4] & 1) dx |= 0xFF00;
+        if (dst->nibbles[4] & 1) dst->dx |= 0xFF00;
 
-        md.dx = dx;
+        dst->buttons = dst->nibbles[5];
-        md.dy = dy;
-        md.buttons = nibbles[5];
     }
-
-    return md;
 }