* New C file for AGC04

* Added User Defined Characters * Emulating Symbol After and Symbol of Amstrad
AmstradGameDevChallenge · Aug 30, 2019 · 37102b0 · 37102b0
1 parent 98bc96b
commit 37102b0
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Showing 4 changed files with 68 additions and 7 deletions.
diff --git a/c/rpg.cdt b/c/rpg.cdt
diff --git a/c/rpg.dsk b/c/rpg.dsk
diff --git a/c/rpg.sna b/c/rpg.sna
diff --git a/c/src/main.c b/c/src/main.c
@@ -7,6 +7,12 @@
 #include <cpctelera.h>
 #include <stdio.h>
 
+char const sprites[] = {
+   240, 0, 
+   15, 1, 244, 15, 2, 8, 246, 15, 3, 8, 248, 
+   15, 1, 8, 10, 245, 15, 2, 8, 247, 15, 3, 8, 249, 11, 0
+};
+
 struct TEnemy {
   u8 energy;
   u8 attack;
@@ -15,6 +21,7 @@ struct TEnemy {
   u8 force;
   u8 ei;
   u8 color;
+  u8 sprite;
 };
 
 struct TEnemy enemy[3];
@@ -30,10 +37,36 @@ void initEnemy(u8 e, u8 a, u8 d) {
       enemy[enemies].deffense = d;
       enemy[enemies].color = enemies + 1;
       enemy[enemies].x = 7 + (enemies * 2);
+      enemy[enemies].sprite = 2;
       enemies++;
    }
 }
 
+u8 isFirmware11() {
+   u8* p = (u8*)0xBAE4;
+   return (p[0] - p[1]) == (p[2] - p[3]);
+}
+
+void symbolAfter10(u8 c, u16 matrixaddress) {
+   *((u8*) 0xB294) = c;
+   *((u8*) 0xB295) = 0xFF;
+   *((u16*) 0xB296) = matrixaddress;
+}
+
+void symbolAfter11(u8 c, u16 matrixaddress) {
+   *((u8*) 0xB734) = c;
+   *((u8*) 0xB735) = 0xFF;
+   *((u16*) 0xB736) = matrixaddress;
+}
+
+void symbol(u8 c, u8 vals[8]) {
+   putchar(25);
+   putchar(c);
+   for(c = 0; c < 8; c++) {
+      putchar(vals[c]);
+   }
+}
+
 void pen(u8 color) {
    putchar(15);
    putchar(color);
@@ -45,18 +78,23 @@ void locate(u8 x, u8 y) {
    putchar(y);
 }
 
+void tontof(u8 t) {
+   putchar(22);
+   putchar(t);
+}
+
 void renderEnemy(u8 i) {
-   locate(enemy[i].x, 6);
-   pen(enemy[i].color);
-   putchar(224);
+   locate(enemy[i].x, 5);
+   tontof(1);   
+   printf("%s", &sprites[enemy[i].sprite]);
+   tontof(0);
    pen(1);
 }
 
 u8 FNr(u8 m) {
    return m-3+(cpct_rand()*7/255);
 }
 
-
 void enemyDecide(u8 i) {
    u8 f;
    if (enemy[i].x == x+1) {
@@ -93,6 +131,21 @@ void initMode() {
    __endasm;
 }
 
+u8 const UDG[] = { 
+   /*240*/ 0x3E,0x22,0xE2,0x3E,0x08,0xFF,0x81,0xFF,
+   /*241*/ 0x3C,0x24,0x3C,0x3C,0x18,0x98,0xE6,0xFE,
+   /*242*/ 0x9A,0x18,0x18,0x3C,0x3C,0x66,0x66,0xE7,
+   /*243*/ 0x9C,0x48,0x34,0xFE,0xFE,0x3C,0x54,0x94,
+   /*244*/ 0x00,0x00,0x2F,0x3E,0x00,0x00,0x00,0x00,
+   /*245*/ 0x10,0x14,0x94,0x14,0x1C,0x18,0x1E,0x00,
+   /*246*/ 0x3E,0x7F,0x00,0x01,0x03,0x01,0x02,0x00,
+   /*247*/ 0x00,0xC0,0x40,0x00,0x00,0x00,0x00,0x36,
+   /*248*/ 0x00,0x00,0x00,0x00,0x3C,0x2E,0x24,0x3C,
+   /*249*/ 0x0E,0x0B,0x2B,0x6B,0x43,0x06,0x00,0x00
+
+ };
+
+
 void main(void) {
    // Declare variables
    u8 f = 0;
@@ -102,13 +155,21 @@ void main(void) {
    x = 4;
    e  = 100, a  = 30, d  = 15, f = 0;
 
+   // ASM power!
+   initMode();
+
    // Init enemies
    initEnemy(40,  15, 5);
    initEnemy(80,  20, 10);
    initEnemy(100, 25, 15);
 
-   // ASM power!
-   initMode();
+   // Enable UDG
+   if (isFirmware11()) {
+      symbolAfter11(240, (u16)UDG);
+   } else {
+      symbolAfter10(240, (u16)UDG);
+   }
+   // symbol(250, UDG);
 
    // Let's start!
    puts("RPG GAME\r\n\r\nPRESS ENTER TO START");
@@ -129,7 +190,7 @@ void main(void) {
 
       // RENDER PLAYER
       locate(x, 6);
-      putchar(250);
+      putchar(240);
 
       // RENDER ENEMY
       for (u8 i = 0; i < enemies; i++) {