Refer to tiles and font characters by pointer (once cached). Fixed missing colon from font. Minor map changes (and more obvious tile zero). Misc map tweaks.

!TheEsc/c/CTheEscape

@@ -5,8 +5,8 @@
 #include "Sound.h"
 #include "Graphics.h"
 
-#define SKIP_INTRO
-#define SKIP_MISSION1
+//#define SKIP_INTRO
+//#define SKIP_MISSION1
 //#define SKIP_MISSION2
 
 // SWI Registers

!TheEsc/c/Graphics

@@ -10,7 +10,12 @@ extern unsigned char *buffer;
 extern unsigned char *fontbuffer;
 extern unsigned char *tilebuffer;
 
+char tilenamebuffer[4];
+char letternamebuffer[2];
+
 int screen = 1;
+int tilecache[256];
+int lettercache[256];
 
 extern void screen_nobuffer();
 // Loads sprite file into buffer
@@ -205,35 +210,86 @@ void draw_sprite_flippedv(char* spritename,int x, int y)
 
 }
 
-void draw_letter(char* spritename,int x, int y)
+int get_letter_address(int letternumber)
 {
-  // SpriteOp 34 to put sprite at a location
-  inreg.r[0] = 256+34;
+  if(lettercache[letternumber] > 0)
+     return lettercache[letternumber];
+
+  sprintf(letternamebuffer,"%c",letternumber);
+  inreg.r[0] = 256+24;
   inreg.r[1] = (int) fontbuffer;
-  inreg.r[2] = (int) spritename;
+  inreg.r[2] = (int) letternamebuffer;
+  _kernel_swi(OS_SpriteOp,&inreg,&outreg);
+
+  // For now, if we get an invalid character just display an X
+  // to make it really obvious
+  if(outreg.r[2] == inreg.r[2])
+    get_letter_address((int)'X');
+
+  lettercache[letternumber] = outreg.r[2];
+
+  return lettercache[letternumber];
+}
+
+void draw_letter(int letter,int x, int y)
+{
+  int address = get_letter_address(letter);
+  // SpriteOp 34 to put sprite at a location
+  inreg.r[0] = 512+34;
+  inreg.r[1] = (int) fontbuffer;
+  inreg.r[2] = address;
   inreg.r[3] = x;
   inreg.r[4] = y;
   inreg.r[5] = 8;
   _kernel_swi(OS_SpriteOp,&inreg,&outreg);
 }
 
-void draw_tile(char* spritename,int x, int y)
+int get_tile_address(int tilenumber)
 {
-  // SpriteOp 34 to put sprite at a location
-  inreg.r[0] = 256+34;
+  if(tilecache[tilenumber] > 0)
+     return tilecache[tilenumber];
+
+  sprintf(tilenamebuffer,"%i",tilenumber);
+  inreg.r[0] = 256+24;
   inreg.r[1] = (int) tilebuffer;
-  inreg.r[2] = (int) spritename;
+  inreg.r[2] = (int)tilenamebuffer;
+  _kernel_swi(OS_SpriteOp,&inreg,&outreg);
+
+  // Show default tile if not found
+  if(outreg.r[2] == inreg.r[2])
+  {
+    get_tile_address(0);
+  }
+
+  // Caching 0 seems to make it shit itself?
+  if(tilenumber > 0)
+    tilecache[tilenumber] = outreg.r[2];
+
+  return outreg.r[2];
+}
+
+void draw_tile(int tilenumber,int x, int y)
+{
+  int address = get_tile_address(tilenumber);
+
+  // SpriteOp 34 to put sprite at a location
+  inreg.r[0] = 512+34;
+  inreg.r[1] = (int) tilebuffer; // unused because pointers are in use now
+  inreg.r[2] = address;
   inreg.r[3] = x;
   inreg.r[4] = y;
   inreg.r[5] = 0;
   _kernel_swi(OS_SpriteOp,&inreg,&outreg);
 }
-void draw_tile_trans(char* spritename,int x, int y)
+
+void draw_tile_trans(int tilenumber,int x, int y)
 {
+  int address = get_tile_address(tilenumber);
+
   // SpriteOp 34 to put sprite at a location
-  inreg.r[0] = 256+34;
+  inreg.r[0] = 512+34;
   inreg.r[1] = (int) tilebuffer;
-  inreg.r[2] = (int) spritename;
+  inreg.r[2] = address;
   inreg.r[3] = x;
   inreg.r[4] = y;
   inreg.r[5] = 8;
@@ -245,15 +301,13 @@ void draw_spritetext(char* text, int x, int y)
   int currentx;
   int currenty;
   int i;
-  char str[2] = "\0";
+
   currentx = x;
   currenty = y;
   for(i = 0; i < strlen(text); i++)
   {
-    str[0] = text[i];
-
     if((text[i] != ' ') && (text[i] != '\n') && (text[i] != '~'))
-      draw_letter(str,currentx,currenty);
+      draw_letter(text[i],currentx,currenty);
 
     switch (text[i])
     {
@@ -262,6 +316,7 @@ void draw_spritetext(char* text, int x, int y)
       case '.':
       case ',':
       case 'y':
+      case ':':
         currentx += 12 + 4;
         break;
       case '\'':

!TheEsc/c/MapEdit

@@ -46,8 +46,7 @@ unsigned char map_overlay[3][TILESX][TILESY];
 
 unsigned char fullmap[10000*2];
 
-char tilenamebuffer[4];
-char textbuffer[63];
+char textbuffer[128];
 
 struct EntityLocation_s {
   short signed int X,Y;
@@ -595,8 +594,8 @@ int game2_tick()
   lasttick = tick;
   tick = clock();
 
-  screen_flipbuffer();
-
+  //screen_flipbuffer();
+screen_nobuffer();
   if(1)
   {
     screen_clear();
@@ -608,8 +607,7 @@ int game2_tick()
         if(1/*map[0][x][y] ^ map[screen+1][x][y]*/)
         {
           map[screen+1][x][y] = map[0][x][y];
-          sprintf(tilenamebuffer,"%i",map[screen+1][x][y] & 127);
-          draw_tile(tilenamebuffer,x*100,y*100);
+          draw_tile(map[screen+1][x][y] & 127,x*100,y*100);
           if(((map[screen+1][x][y] >> 7)  & 0x01))
           {
           draw_sprite("solid",x*100,y*100);
@@ -618,8 +616,7 @@ int game2_tick()
           map_overlay[screen+1][x][y] = map_overlay[0][x][y];
           if(map_overlay[screen+1][x][y] > 0)
           {
-            sprintf(tilenamebuffer,"%i",map_overlay[screen+1][x][y]);
-            draw_tile_trans(tilenamebuffer,x*100,y*100);
+            draw_tile_trans(map_overlay[screen+1][x][y],x*100,y*100);
           }
 
           udt++;
@@ -701,7 +698,7 @@ int game2_tick()
       }
     }
 
-    sprintf(textbuffer,"Tile:%i\nSprite:%i\nSolid: %i",
+    sprintf(textbuffer,"Tile:%i\nSprite:%i\nSolid: %i\n",
         TilePlayer.rawtile,
         fullmap[TilePlayer.rawtile],
         ((fullmap[TilePlayer.rawtile] >> 7)  & 0x01)
@@ -719,11 +716,11 @@ int game2_tick()
       if((i >=0) && (i <= 255))
       {
         if(i > 127)
-          sprintf(tilenamebuffer,"%i",i - 128);
+          draw_tile(i - 128,x,y);
         else
-          sprintf(tilenamebuffer,"%i",i);
+          draw_tile(i,x,y);
+
 
-        draw_tile(tilenamebuffer,x,y);
       
         if(i > 127)
           sprintf(textbuffer,"%i",i - 128);
@@ -745,8 +742,7 @@ int game2_tick()
     {
       if((i >=0) && (i <= 255))
       {
-        sprintf(tilenamebuffer,"%i",i);
-        draw_tile(tilenamebuffer,x,y);
+        draw_tile(i,x,y);
       
         sprintf(textbuffer,"%i",i);
         draw_spritetext(textbuffer, x+20, y+30);
@@ -756,26 +752,25 @@ int game2_tick()
       }
       y = y - 100;
     }
-
+/*
 
     x = 1180;
     y = 750;
 
     if(clipboard > 127)
-      sprintf(tilenamebuffer,"%i",clipboard - 128);
+      draw_tile(clipboard - 128,x,y);
     else
-      sprintf(tilenamebuffer,"%i",clipboard);
-    draw_tile(tilenamebuffer,x,y);
+      draw_tile(clipboard,x,y);
+  
     if(clipboard_overlay > 0)
     {
-      sprintf(tilenamebuffer,"%i",clipboard_overlay);
-      draw_tile_trans(tilenamebuffer,x,y);
+      draw_tile_trans(clipboard_overlay,x,y);
     }
     draw_sprite("select1",x,y);
-    sprintf(tilenamebuffer,"%i",clipboard_tileid);
-    draw_spritetext(tilenamebuffer, x+10, y+30);
+    sprintf(textbuffer,"%i",clipboard_tileid);
+    draw_spritetext(textbuffer, x+10, y+30);
     draw_spritetext("Clipboard", x-174, y+30);
-    
+    */
     
     return 0;
   }else{
@@ -798,14 +793,14 @@ int game_hitbox_collide(int x1, int y1, int w1, int h1, int x2, int y2, int w2,
 }
 
 void exitfunc () {
-  screen_flipbuffer();
+/*  screen_flipbuffer();
   screen_clear();
   screen_flipbuffer();
   screen_clear();
   screen_nobuffer();
   free(buffer);
   free(fontbuffer);
-  free(tilebuffer);
+  free(tilebuffer);*/
 }
 
 int main(int argc, char *argv[])

!TheEsc/c/Mission2

@@ -30,7 +30,6 @@ unsigned char fullmap[10000*2];
 
 unsigned char areaname[13];
 
-char tilenamebuffer[4];
 char textbuffer[63];
 
 struct EntityLocation_s {
@@ -750,17 +749,14 @@ int game2_tick()
         {
           map[screen+1][x][y] = map[0][x][y];
           if(map[screen+1][x][y] < 128)
-            sprintf(tilenamebuffer,"%i",map[screen+1][x][y]);
+            draw_tile(map[screen+1][x][y],x*100,y*100);
           else
-            sprintf(tilenamebuffer,"%i",(map[screen+1][x][y]-128));
-
-          draw_tile(tilenamebuffer,x*100,y*100);
+            draw_tile((map[screen+1][x][y]-128),x*100,y*100);
 
           map_overlay[screen+1][x][y] = map_overlay[0][x][y];
           if(map_overlay[screen+1][x][y] > 0)
           {
-            sprintf(tilenamebuffer,"%i",map_overlay[screen+1][x][y]);
-            draw_tile_trans(tilenamebuffer,x*100,y*100);
+            draw_tile_trans(map_overlay[screen+1][x][y],x*100,y*100);
           }
         }
       }