v0.6.0

[FEAT] New mode(3) with 32x24 characters

ascii.cpp

@@ -21,6 +21,10 @@ uint8_t *char_screen = NULL;
 uint8_t *color_screen = NULL;
 uint8_t screen_width = 40;
 uint8_t screen_height = 30;
+int v_screen_w = 640;
+int v_screen_h = 480;
+uint8_t hborder = 40;
+uint8_t vborder = 40;
 uint8_t current_color = 0x1e;
 uint8_t current_border = 0;
 uint8_t current_mode = 1;
@@ -42,6 +46,7 @@ SDL_Texture *mini_bak = NULL;
 SDL_AudioDeviceID mini_audio_device;
 Uint32 *pixels;
 int pitch;
+Uint32 counter=0;
 
 uint32_t palette[16] = { 0x00000000, 0x000000AA, 0x0000AA00, 0x0000AAAA, 0x00AA0000, 0x00AA00AA, 0x00AA5500, 0x00AAAAAA,
                          0x00555555, 0x005555FF, 0x0055FF55, 0x0055FFFF, 0x00FF5555, 0x00FF55FF, 0x00FFFF55, 0x00FFFFFF };
@@ -63,6 +68,9 @@ const char* get_filename() {
 
 void reinit() {
     if (mini_bak != NULL) SDL_DestroyTexture(mini_bak);
+    counter=0;
+    hborder = vborder = 40;
+    v_screen_w = 640; v_screen_h = 480;
     switch (current_mode) {
         case 0:
             screen_width = 80;
@@ -100,17 +108,21 @@ void reinit() {
             //SDL_RenderSetLogicalSize(mini_ren, 160, 120);
             mini_bak = SDL_CreateTexture(mini_ren, SDL_PIXELFORMAT_ARGB8888, SDL_TEXTUREACCESS_STREAMING, 160, 120);
             break;
-        case 3: // SUPERSECRET MODE FOR THE EDITOR!!!
+        case 3: 
-            screen_width = 80;
+            hborder = 104;
-            screen_height = 30;
+            vborder = 88;
-            current_color = 0x1f;
+            v_screen_w = 512;
-            current_border = 9;
+            v_screen_h = 384;
+            screen_width = 32;
+            screen_height = 24;
+            current_color = 0x07;
+            current_border = 0;
             cursor_x = 0;
             cursor_y = 0;
             char_screen = &mem[0];
-            color_screen = &mem[0x1200];
+            color_screen = &mem[1200];
             //SDL_RenderSetLogicalSize(mini_ren, 640, 480);
-            mini_bak = SDL_CreateTexture(mini_ren, SDL_PIXELFORMAT_ARGB8888, SDL_TEXTUREACCESS_STREAMING, 640, 240);
+            mini_bak = SDL_CreateTexture(mini_ren, SDL_PIXELFORMAT_ARGB8888, SDL_TEXTUREACCESS_STREAMING, 256, 192);
             break;
     }
 }
@@ -231,9 +243,9 @@ int main(int argc,char*argv[]) {
         keys = SDL_GetKeyboardState(NULL);
         int mx, my;
         mouse_buttons = SDL_GetMouseState(&mx, &my);
-        if (mx>=40 && my>=40 && mx<680 && my<520) {
+        if (mx>=hborder && my>=vborder && mx<(v_screen_w+hborder) && my<(v_screen_h+vborder)) {
-            mouse_x = (mx-40) / (640/screen_width);
+            mouse_x = (mx-hborder) / (v_screen_w/screen_width);
-            mouse_y = (my-40) / (480/screen_height);
+            mouse_y = (my-vborder) / (v_screen_h/screen_height);
         }
         
         if (lua_is_playing()) {
@@ -301,10 +313,11 @@ int main(int argc,char*argv[]) {
         SDL_SetRenderDrawColor(mini_ren, (palette[current_border] >> 16)&0xff, (palette[current_border] >> 8)&0xff, palette[current_border]&0xff, 0);
         //SDL_SetRenderDrawColor(mini_ren, 255, 0, 0, 0);
         SDL_RenderClear(mini_ren);
-        SDL_Rect rect = {40, 40, 640, 480};
+        SDL_Rect rect = {hborder, vborder, v_screen_w, v_screen_h};
         SDL_RenderCopy(mini_ren, mini_bak, NULL, &rect);
         //SDL_RenderCopy(mini_ren, mini_bak, NULL, NULL);
         SDL_RenderPresent(mini_ren);
+        counter++;
     }
     lua_quit();
     SDL_Quit();
@@ -672,4 +685,11 @@ const char* fromclipboard() {
     SDL_free((void*)text);
 
     return str_tmp;
-}
+}
+
+uint32_t cnt() {
+    return counter;
+}
+void rst() {
+    counter = 0;
+}

ascii.h

@@ -204,4 +204,7 @@ void fileout(const char* str, uint16_t addr, uint16_t size);
 void filein(const char* str, uint16_t addr, uint16_t size);
 
 void toclipboard(const char* str);
-const char* fromclipboard();
+const char* fromclipboard();
+
+uint32_t cnt();
+void rst();

demos/sokoban.lua

@@ -0,0 +1,184 @@
+FLOOR = 0
+GOAL = 1
+BOX = 2
+PLAYER = 4
+WALL = 7
+
+function init()
+    mode(2)
+    setchar(127,0xee,0xee,0xee,0x00,0xbb,0xbb,0xbb,0x00)
+    setchar(16,0xff,0xc3,0xa5,0x99,0x99,0xa5,0xc3,0xff)
+    menu.init()
+end
+
+-- ====================================================================================================
+-- MENU (game state)
+-- ====================================================================================================
+menu={
+    init = function()
+        rst()
+        update=menu.update
+    end,
+
+    update = function()
+        color(15,0) cls()
+        ink(1)  print("\x20\x20\x20\x87\x81\x87\x85\x85\x85\x87\x85\x87\x85\x87\x85\x87\x84\x20\x20\x20",0,2)
+        ink(9)  print("\x20\x20\x20\x83\x85\x85\x85\x8D\x81\x85\x85\x87\x84\x8D\x85\x85\x85\x20\x20\x20",0,3)
+        ink(11) print("\x20\x20\x20\x83\x81\x83\x81\x81\x81\x83\x81\x83\x81\x81\x81\x81\x81\x20\x20\x20",0,4)
+        ink(15*flr((cnt()%60)/30)) print("PRESS SPACE TO PLAY",1,9)
+
+        if btnp(KEY_SPACE) then
+            level.start()
+            game.init()
+        end
+    end
+}
+
+-- ====================================================================================================
+-- GAME (game state)
+-- ====================================================================================================
+game={
+    init = function()
+        update=game.update
+        level.load()
+    end,
+    
+    update = function()
+        border(0)
+        color(1,0)
+        cls()
+        level.draw()
+    
+        if btnp(KEY_UP) then level.try_move(0,-1)
+        elseif btnp(KEY_DOWN) then level.try_move(0,1)
+        elseif btnp(KEY_LEFT) then level.try_move(-1,0)
+        elseif btnp(KEY_RIGHT) then level.try_move(1,0)
+        end
+    end
+}
+
+-- ====================================================================================================
+-- LOADING (game state)
+-- ====================================================================================================
+loading = {
+    init = function()
+        border(15)
+        update=loading.update
+        rst()
+    end,
+    
+    update = function()
+        color(15,0)
+        cls()
+        print("LEVEL "..num_level,6,5)
+        print("GOOD JOB!",5,8)
+        if (cnt()%60)<15 then print("\248",9,10)
+        elseif (cnt()%60)<30 then print("\250",9,10)
+        elseif (cnt()%60)<45 then print("\248",9,10)
+        else print("\251",9,10) end
+        if cnt()==120 then
+            level.next()
+            game.init()
+        end
+    end
+}
+
+
+-- ====================================================================================================
+-- LEVEL
+-- ====================================================================================================
+levels= {
+    "####|# .#|#  ###|#*@  #|#  $ #|#  ###|####",
+    "######|#    #|# #@ #|# $* #|# .* #|#    #|######",
+    "  ####|###  ####|#     $ #|# #  #$ #|# . .#@ #|#########",
+    "########|#      #|# .**$@#|#      #|#####  #|    ####",
+    " #######| #     #| # .$. #|## $@$ #|#  .$. #|#      #|########",
+    "###### #####|#    ###   #|# $$     #@#|# $ #...   #|#   ########|#####",
+    "#######|# .$. #|# $.$ #|# .$. #|# $.$ #|#  @  #|#######",
+    "#####|#.  ##|#@$$ #|##   #| ##  #|  ##.#|   ###"
+}
+
+level = {
+    start = function() num_level=1 end,
+    next = function() num_level=num_level+1 end,
+
+    load = function()
+        local str = levels[num_level]
+        player={}
+        map={}
+        local pos=0
+        local y,x=1,1
+        local maxx=0
+        map[y] = {}
+        while pos<#str do
+            local chr = ascii(str,pos)
+            if chr == 35 then map[y][x] = WALL end
+            if chr == 64 then player.x,player.y=x,y map[y][x] = FLOOR end
+            if chr == 43 then player.x,player.y=x,y map[y][x] = GOAL end
+            if chr == 36 then map[y][x] = BOX end
+            if chr == 42 then map[y][x] = GOAL+BOX end
+            if chr == 46 then map[y][x] = GOAL end
+            if chr == 32 then map[y][x] = FLOOR end
+            if chr == 124 then
+                y=y+1
+                map[y] = {}
+                if maxx < x then maxx=x end
+                x=0
+            end
+            pos=pos+1
+            x=x+1
+        end
+        ox = flr((20-maxx)/2)
+        oy = flr((15-y)/2)
+    end,
+
+    draw = function()
+        for y=1,#map do
+            for x=1,#map[y] do
+                if map[y][x] == WALL then color(4,0) print("\127",ox+x-1,oy+y-1)
+                elseif map[y][x] == BOX then color(8,7) print("\016",ox+x-1,oy+y-1)
+                elseif map[y][x] == BOX+GOAL then color(3,11) print("\016",ox+x-1,oy+y-1)
+                elseif map[y][x] == GOAL then color(3,0) print("\144",ox+x-1,oy+y-1)
+                end
+            end
+        end
+        color(15,0) print("\248",ox+player.x-1,oy+player.y-1)
+    end,
+
+    try_move = function(x,y)
+        if level.is_empty(x,y) then
+            level.move_player(x,y)
+        elseif level.is_box(x,y) and level.is_empty(x*2,y*2) then
+            level.move_box(x,y)
+        end
+    end,
+
+    is_empty = function(x,y)
+        return map[player.y+y][player.x+x] < 2
+    end,
+    
+    is_box = function(x,y)
+        return map[player.y+y][player.x+x] < 4
+    end,
+    
+    move_player = function(x,y)
+        player.x=player.x+x
+        player.y=player.y+y 
+    end,
+    
+    move_box = function(x,y)
+        map[player.y+y*2][player.x+x*2] = map[player.y+y*2][player.x+x*2] + BOX
+        map[player.y+y][player.x+x] = map[player.y+y][player.x+x] - BOX
+        level.move_player(x,y)
+        level.check_finished()
+    end,
+    
+    check_finished = function()
+        for y=1,#map do
+            for x=1,#map[y] do
+                if map[y][x] == GOAL then return end
+            end
+        end
+        loading.init()
+    end
+}

lua.cpp

@@ -392,6 +392,16 @@ extern "C" {
         lua_pushstring(L, fromclipboard());
         return 1;
     }
+
+    static int cpp_cnt(lua_State *L) {
+        lua_pushinteger(L, cnt());
+        return 1;
+    }
+    
+    static int cpp_rst(lua_State *L) {
+        rst();
+        return 0;
+    }
 }
 
 #define STATE_STOPPED 0
@@ -485,6 +495,9 @@ void lua_init(const char* filename, const bool start_playing) {
     lua_pushcfunction(L,cpp_toclipboard);     lua_setglobal(L, "toclipboard");
     lua_pushcfunction(L,cpp_fromclipboard);     lua_setglobal(L, "fromclipboard");
 
+    lua_pushcfunction(L,cpp_cnt);     lua_setglobal(L, "cnt");
+    lua_pushcfunction(L,cpp_rst);     lua_setglobal(L, "rst");
+
     lua_pushinteger(L, 0); lua_setglobal(L, "KEY_UNKNOWN");
     lua_pushinteger(L, 4); lua_setglobal(L, "KEY_A");
     lua_pushinteger(L, 5); lua_setglobal(L, "KEY_B");

main.cpp

@@ -3,41 +3,15 @@
 #include <string>
 #include <list>
 
-std::list<std::string> code;
-
-int current_editor = 0;
-
 void init_terminal();
 void do_terminal();
 
-void init_code_editor();
-void do_code_editor();
-void save_code();
-
 void loop() {
-    if (btnp(KEY_TAB)) {
+    do_terminal();
-        current_editor = (++current_editor)%2;
-        switch(current_editor) {
-            case 0:
-                init_terminal();
-                break;
-            case 1:
-                init_code_editor();
-                break;
-        }
-    }
-    switch(current_editor) {
-        case 0:
-            do_terminal();
-            break;
-        case 1:
-            do_code_editor();
-            break;
-    }
 }
 
 void execute_run() {
-    if (current_editor == 1) save_code();
+    //if (current_editor == 1) save_code();
 }
 
 uint8_t get_char(uint8_t key) {
@@ -97,332 +71,3 @@ void do_terminal() {
         }
     }
 }
-
-void save_code() {
-    const char* file = get_filename();
-    FILE *f = fopen(file, "w");
-    for (std::list<std::string>::iterator it = code.begin(); it != code.end(); it++) {
-        fprintf(f, "%s\n", (*it).c_str());
-    }
-    fclose(f);
-}
-
-void load_code() {
-    const char* file = get_filename();
-    FILE *f = fopen(file, "rb");
-    fseek(f, 0, SEEK_END);
-    long fsize = ftell(f);
-    fseek(f, 0, SEEK_SET);  /* same as rewind(f); */
-    char *buffer = (char*)malloc(fsize + 1);
-    fread(buffer, 1, fsize, f);
-    fclose(f);
-    buffer[fsize] = 0;
-
-    int start = 0;
-    for (int pos=0;pos<fsize;++pos) {
-        if (buffer[pos] == '\n') {
-            buffer[pos]='\0';
-            code.push_back(&buffer[start]);
-            start=pos+1;
-        } else if (buffer[pos] == '\r') {
-            buffer[pos]='\0';
-            code.push_back(&buffer[start]);
-            start=pos+1;
-            if (buffer[start] == '\n') {pos++; start++;}
-        }
-
-    }
-    free(buffer);
-}
-
-std::list<std::string>::iterator ls[28];
-static int col = 0;
-static int line = 0;
-bool cursor_inverted = false;
-int blink_wait = 30;
-
-#define PARSER_NOTHING 0
-#define PARSER_NUMBER 1
-#define PARSER_IDENTIFIER 2
-#define PARSER_STRING 3
-#define PARSER_COMMENT 4
-#define PARSER_FUNCTION 5
-
-uint16_t parser_offset = 0;
-uint8_t parser_pos = 0;
-uint8_t parser_start=0;
-void parser_setup(uint16_t address) {
-    parser_offset = address;
-    parser_pos = 0;
-    parser_start = 0;
-}
-const uint8_t parser_get_char(uint8_t offset=0) {
-    if ((parser_pos+offset) >= 80) return 0;
-    return peek(parser_offset+parser_pos+offset);
-}
-char alpha[80] = "";
-uint8_t alpha_pos = 0;
-void parser_next(const bool keep=false) { 
-    if (keep) { alpha[alpha_pos++] = parser_get_char(); alpha[alpha_pos]=0; } else { alpha[0]=alpha_pos=0; }
-    if (parser_pos < 80) parser_pos++;
-}
-
-#define ISZERO (parser_get_char()=='0')
-#define ISX (parser_get_char()=='z' || parser_get_char()=='Z')
-#define ISDIGIT (parser_get_char()>='0' && parser_get_char() <='9')
-#define WILLBEDIGIT (parser_get_char(1)>='0' && parser_get_char(1) <='9')
-#define ISPOINT (parser_get_char()=='.')
-#define ISALPHA (parser_get_char()>='_' || (parser_get_char()>='a' && parser_get_char()<='z') || (parser_get_char()>='A' && parser_get_char()<='Z'))
-#define ISQUOTES (parser_get_char()=='"' || parser_get_char()=='\'')
-#define ISMINUS (parser_get_char()=='-')
-#define WILLBEMINUS (parser_get_char(1)=='-')
-#define ISPAREN (parser_get_char()=='(')
-#define ENDED (parser_get_char()==0)
-
-const char* keywords[] = { "and", "break", "do", "else", "elseif", "end", "false", "for", "function", "goto", "if", "in", "local", "nil", "not", "or", "repeat", "return", "then", "true", "until", "while" };
-
-const bool is_keyword() {
-    for (int i=0;i<22;++i) if (strcmp(alpha, keywords[i]) == 0) return true;
-    return false;
-}
-
-void parser_do_color(uint8_t type) {
-    uint8_t color = COLOR_WHITE;
-    switch (type) {
-        case PARSER_NUMBER: color = COLOR_LIGHT_GREEN; break;
-        case PARSER_COMMENT: color = COLOR_LIGHT_GRAY; break;
-        case PARSER_STRING: color = COLOR_RED; break;
-        case PARSER_IDENTIFIER: if (is_keyword()) color = COLOR_MAGENTA; break;
-        case PARSER_FUNCTION: color = COLOR_YELLOW; break;
-    };
-    color = (color&0x0f)+(0x10);
-    for (int i=parser_start;i<parser_pos;++i) poke(0x1200+parser_offset+i, color);
-    parser_start = parser_pos;
-}
-
-void refresh_line_color(uint8_t line) {
-    parser_setup(80*(line+1));
-    while (!ENDED) {
-        uint8_t result = PARSER_NOTHING;
-        if (ISZERO) {
-            result=PARSER_NUMBER; parser_next();
-            if (ISX) {
-                if (WILLBEDIGIT) {
-                    parser_next();
-                    while (ISDIGIT) parser_next();
-                }
-            } else if (ISDIGIT) {
-                while (ISDIGIT) parser_next();
-                if (ISPOINT) {
-                    parser_next();
-                    while (ISDIGIT) parser_next();
-                }
-            } else if (ISPOINT) {
-                    parser_next();
-                    while (ISDIGIT) parser_next();
-            }
-        } else if (ISDIGIT) {
-            result = PARSER_NUMBER;
-            while (ISDIGIT) parser_next();
-            if (ISPOINT) {
-                parser_next();
-                while (ISDIGIT) parser_next();
-            }
-        } else if (ISALPHA) {
-            result = PARSER_IDENTIFIER;
-            while (ISALPHA || ISDIGIT) parser_next(true);
-            if (ISPAREN) result = PARSER_FUNCTION;
-        } else if (ISQUOTES) {
-            result = PARSER_STRING; parser_next();
-            while (!ISQUOTES && !ENDED) parser_next();
-            parser_next();
-        } else if (ISMINUS) {
-            if (WILLBEMINUS) {
-                result = PARSER_COMMENT;
-                while (!ENDED) parser_next();
-            }
-        }
-        if (result == PARSER_NOTHING) parser_next();
-        parser_do_color(result);
-    }
-}
-
-void refresh_color_highlight() {
-    cursor_inverted = false;
-    for (int i=0;i<28;++i) refresh_line_color(i);
-}
-
-void refresh_code_editor() {
-    color(COLOR_WHITE, COLOR_BLUE);
-    cls();
-    color(COLOR_BLACK, COLOR_LIGHT_GRAY);
-    print("  File  Edit  Run                                                               ",0,0);
-    print("                                                                               ",0,29);
-    color(COLOR_WHITE, COLOR_BLUE);
-    std::list<std::string>::iterator it = code.begin();
-    int i=0;
-    while (it != code.end() && i<28) {
-        ls[i] = it;
-        print((*it).c_str(), 0, i+1);
-        ++i; ++it;
-    }
-    refresh_color_highlight();
-}
-
-void init_code_editor() {
-    mode(3);
-    code.clear();
-    load_code();
-    refresh_code_editor();
-}
-
-std::string get_current_line() {
-    return *ls[line];
-}
-
-void invert_cursor() {
-    cursor_inverted = !cursor_inverted;
-    uint16_t pos = 0x1200 + col + (line+1)*80;
-    uint8_t col = peek(pos);
-    poke(pos, ((col >> 4) & 0x0f) + ((col << 4) & 0xf0) );
-}
-
-void move_cursor_up() {
-    if (line > 0) {
-        if (cursor_inverted) invert_cursor();
-        line--;
-        if (get_current_line().size() < col) col = get_current_line().size();
-        blink_wait=1;
-    }
-}
-
-void move_cursor_down() {
-    if (line < code.size()-1) {
-        if (cursor_inverted) invert_cursor();
-        line++;
-        if (get_current_line().size() < col) col = get_current_line().size();
-        blink_wait=1;
-    }
-}
-
-void move_cursor_right() {
-    if ( col < get_current_line().size() ) {
-        if (cursor_inverted) invert_cursor();
-        col++;
-        blink_wait=1;
-    } else {
-        if (line < code.size()-1) {
-            col = 0;
-            move_cursor_down();
-        }
-    }
-}
-
-void move_cursor_left() {
-    if (col > 0) {
-        if (cursor_inverted) invert_cursor();
-        col--;
-        blink_wait=1;
-    } else {
-        if (line > 0) {
-            move_cursor_up();
-            col = get_current_line().size();
-        }
-    }
-}
-
-void move_line_end() {
-    if (cursor_inverted) invert_cursor();
-    col = get_current_line().size();
-    blink_wait=1;
-}
-
-void move_line_home() {
-    if (cursor_inverted) invert_cursor();
-    col = 0;
-    blink_wait=1;
-}
-
-void split_line() {
-    std::string str = get_current_line();
-    *ls[line] = str.substr(col);
-    std::list<std::string>::iterator newline = ls[line]++;
-    code.insert(newline, str.substr(0, col));
-
-    if (cursor_inverted) invert_cursor();
-    line++; col=0;
-    blink_wait=1;
-    refresh_code_editor();
-}
-
-void join_lines() {
-    if (cursor_inverted) invert_cursor();
-    std::string str = get_current_line();
-    //std::list<std::string>::iterator prevline = ls[line]--;
-    code.erase(ls[line]);
-    line--;
-    const int line_size = (*ls[line]).size();
-    *ls[line] += str;
-    col = line_size;
-    blink_wait=1;
-    refresh_code_editor();
-}
-
-void delete_char() {
-    if (col == 0) {
-        if (line > 0) join_lines();
-    } else {
-    if (cursor_inverted) invert_cursor();
-        std::string str = get_current_line();
-        std::string a = str.substr(0,col-1);
-        std::string b = str.substr(col);
-        *ls[line] = a+b;
-        col--;
-        blink_wait=1;
-        refresh_code_editor();
-    }
-}
-
-void supr_char() {
-    if ((col == (*ls[line]).size()) && (line == code.size()-1)) return;
-    move_cursor_right();
-    delete_char();
-}
-
-void add_char(uint8_t chr) {
-    std::string str = get_current_line();
-    std::string a = str.substr(0,col);
-    std::string b = str.substr(col);
-    std::string c = " "; c[0] = chr;
-    *ls[line] = a+c+b;
-    col++;
-    blink_wait=1;
-    refresh_code_editor();
-}
-
-void do_code_editor() {
-    const uint8_t key = whichbtn();
-    if (key != KEY_UNKNOWN) {
-        if (key == KEY_RETURN or key == KEY_KP_ENTER) {
-            split_line();
-        }
-        else if (key == KEY_UP) move_cursor_up();
-        else if (key == KEY_DOWN) move_cursor_down();
-        else if (key == KEY_LEFT) move_cursor_left();
-        else if (key == KEY_RIGHT) move_cursor_right();
-        else if (key == KEY_BACKSPACE) delete_char();
-        else if (key == KEY_DELETE) supr_char();
-        else if (key == KEY_END) move_line_end();
-        else if (key == KEY_HOME) move_line_home();
-        else {
-            uint8_t chr = get_char(key);
-            if (chr != 0) add_char(chr);
-        }
-    }
-
-    blink_wait--;
-    if (blink_wait == 0) {
-        blink_wait = 30;
-        invert_cursor();
-    }
-}

tools/fontedit.lua

@@ -0,0 +1,65 @@
+function init()
+    mode(1)
+    sel = 127
+end
+
+clicked=false
+mx,my=0,0
+function update()
+    color(0,7)
+    cls()
+
+    color(8,0)
+    for y=0,15 do
+        for x=0,15 do
+            print(chr(x+y*16),x+1,y+1)
+        end
+    end
+    poke(1200+((sel%16)+1+(flr(sel/16)+1)*40),15)
+    
+    drawchar(sel,19,1)
+
+    if mousebutton(1) then
+        if mousex()>=1 and mousey()>=1 and mousex()<=16 and mousey()<=16 then
+            sel = mousex()-1+(mousey()-1)*16
+        elseif mousex()>=19 and mousey()>=1 and mousex()<=26 and mousey()<=8 then
+            if not clicked or mousex()~=mx or mousey()~=my then
+                clicked,mx,my=true,mousex(),mousey()
+                local pos = 2560+sel*8+(mousey()-1)
+                local bit = 1 << (7-(mousex()-19))
+                local value = peek(pos)
+                poke(pos, value ~ bit)
+            end
+        end
+    else
+        clicked = false
+    end
+
+    if btnp(KEY_S) then
+        local pos = 2560+sel*8
+        local string = "setchar("..sel..","..peek(pos)..","..peek(pos+1)..","..peek(pos+2)..","..peek(pos+3)..","..peek(pos+4)..","..peek(pos+5)..","..peek(pos+6)..","..peek(pos+7)..")"
+        toclipboard(string)
+    end
+
+    ink(4)
+    print("\143",mousex(), mousey())
+end
+
+function drawchar(char,x,y)
+    color(15,0)
+    local pos = 2560+char*8
+    for i=1,8 do
+        local val = peek(pos)
+        print("        ",x,y)
+        if val&1==1 then print("\143",x+7,y) end
+        if val&2==2 then print("\143",x+6,y) end
+        if val&4==4 then print("\143",x+5,y) end
+        if val&8==8 then print("\143",x+4,y) end
+        if val&16==16 then print("\143",x+3,y) end
+        if val&32==32 then print("\143",x+2,y) end
+        if val&64==64 then print("\143",x+1,y) end
+        if val&128==128 then print("\143",x,y) end
+        y=y+1
+        pos=pos+1
+    end
+end

tools/mapedit.lua

@@ -1,4 +1,3 @@
-ind = 22
 function init()
     mode(2)
     map = {}
@@ -7,7 +6,6 @@ function init()
         map[i] = 32
         col[i] = 0x0f
     end
-    map[ind] = 65
     sel_col = 0x0f
     sel_chr = 65
 end
@@ -76,10 +74,17 @@ function draw_map()
         map[mx+my*20] = sel_chr
         col[mx+my*20] = sel_col
     end
+    if mousebutton(3) then
+        col[mx+my*20] = sel_col
+    end
     if btn(KEY_SPACE) then
         sel_chr = peek(mx+my*20)
         sel_col = peek(300+mx+my*20)
     end
+    if btnp(KEY_UP) then for i=20,299 do map[i-20]=map[i]col[i-20]=col[i] end end
+    if btnp(KEY_DOWN) then for i=279,0,-1 do map[i+20]=map[i]col[i+20]=col[i] end end
+    if btnp(KEY_LEFT) then for i=0,298 do map[i]=map[i+1]col[i]=col[i+1] end end
+    if btnp(KEY_RIGHT) then for i=299,1,-1 do map[i]=map[i-1]col[i]=col[i-1] end end
 
     blink = blink - 1
     if blink < 30 then
@@ -88,4 +93,15 @@ function draw_map()
         local c = peek(300+(mx+my*20))
         poke(300+(mx+my*20), c~0xff)
     end
+
+    if btn(KEY_S) then
+		fileout("map.bin", 0, 600);
+	elseif btn(KEY_L) then
+		filein("map.bin", 0, 600);
+		for i=0,299 do
+			map[i] = peek(i)
+			col[i] = peek(300+i)
+		end
+	end
+
 end

tools/scredit.lua

@@ -85,6 +85,11 @@ function draw_map()
         sel_col = peek(1200+mx+my*40)
     end
 
+    if btnp(KEY_UP) then for i=40,1199 do map[i-40]=map[i]col[i-40]=col[i] end end
+    if btnp(KEY_DOWN) then for i=1159,0,-1 do map[i+40]=map[i]col[i+40]=col[i] end end
+    if btnp(KEY_LEFT) then for i=0,1198 do map[i]=map[i+1]col[i]=col[i+1] end end
+    if btnp(KEY_RIGHT) then for i=1199,1,-1 do map[i]=map[i-1]col[i]=col[i-1] end end
+
     blink = blink - 1
     if blink < 30 then
         if blink==0 then blink = 60 end

tools/spritedit.lua

@@ -0,0 +1,84 @@
+function init()
+    ink_color = 15
+    paper_color = 0
+    setchar(0,0xff,0x81,0x81,0x81,0x81,0x81,0x81,0xff)
+    sprite={0x18,0x18,0x18,0x18,0x18,0x18,0x18,0x18,0x81,0x81,0x81,0x81,0x81,0x81,0x81,0x81,0xc0,0xc0,0xc0,0xc0,0xc0,0xc0,0xc0,0xc0,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03}
+end
+
+function update()
+    color(15,1)
+    cls()
+    color(ink_color,paper_color)
+    drawbigspr(sprite,1,1)
+    drawspr(sprite,65)
+    print("AB",18,1) print("CD",18,2)
+
+    for i=0,15 do
+        color(0,i)
+        poke(721+i,0) poke(1921+i,i<<4)
+        poke(761+i,0) poke(1961+i,i<<4)
+    end
+
+    poke(1921+ink_color, peek(1921+ink_color)+4)
+    poke(1961+paper_color, peek(1961+paper_color)+4)
+    
+    if mousebutton(1) and mousex()>=1 and mousey()>=18 and mousex()<=16 and mousey()<=19 then
+        if mousey()==18 then
+            ink_color = mousex()-1
+        else
+            paper_color = mousex()-1
+        end
+    end
+
+    handlesprmouse()
+end
+
+mousepressed = false
+mousepos = {x=-1,y=-1}
+function handlesprmouse()
+    local mx,my=mousex(),mousey()
+    if mx>=1 and my>=1 and mx<=16 and my<=16 then
+        if mousebutton(1) then
+            if (not mousepressed or (mousepos.x ~= mx or mousepos.y ~= my)) then
+                mousepressed = true mousepos.x = mx mousepos.y = my
+                local quadrant = flr((mx-1)/8)+flr((my-1)/8)*2
+                local x=(mx-1)%8
+                local y=(my-1)%8
+                local val = sprite[quadrant*8+y+1]
+                val = val ~ (1<<(7-x))
+                sprite[quadrant*8+y+1] = val
+            end
+        else
+            mousepressed = false
+        end
+    end
+end
+
+function drawbigspr(spr,x,y)
+    drawbigsprchr(spr,0,x,y)
+    drawbigsprchr(spr,1,x+8,y)
+    drawbigsprchr(spr,2,x,y+8)
+    drawbigsprchr(spr,3,x+8,y+8)
+end
+
+function drawbigsprchr(spr,chr,x,y)
+    local pos = 1+chr*8
+    for i=1,8 do
+        local val = spr[pos]
+        print("        ",x,y)
+        if val&1==1 then print("\143",x+7,y) end
+        if val&2==2 then print("\143",x+6,y) end
+        if val&4==4 then print("\143",x+5,y) end
+        if val&8==8 then print("\143",x+4,y) end
+        if val&16==16 then print("\143",x+3,y) end
+        if val&32==32 then print("\143",x+2,y) end
+        if val&64==64 then print("\143",x+1,y) end
+        if val&128==128 then print("\143",x,y) end
+        y=y+1
+        pos=pos+1
+    end
+end
+
+function drawspr(spr,chr)
+    for i=0,31 do poke(i+2560+chr*8,spr[i+1]) end
+end