Rev 1677 | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
1518 | dunkaist | 1 | ;;===Level_mode================================================================================================================ |
2 | |||
3 | Level_begin: |
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4 | |||
1566 | dunkaist | 5 | call Load_level |
1522 | dunkaist | 6 | call Get_eat |
1677 | dunkaist | 7 | mcall 66,1,1 ; set scan codes mode for keyboard |
1522 | dunkaist | 8 | |
1518 | dunkaist | 9 | Level_body: |
10 | ;;===Level_body======================================================================================================== |
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11 | |||
1566 | dunkaist | 12 | call Hide_cursor |
1518 | dunkaist | 13 | mcall 26, 9 |
14 | mov [time_before_waiting], eax |
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15 | mov eax, [time_wait_limit] |
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16 | mov [time_to_wait], eax |
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17 | |||
1522 | dunkaist | 18 | .redraw: |
1677 | dunkaist | 19 | call Set_geometry |
1518 | dunkaist | 20 | mcall 12,1 |
1522 | dunkaist | 21 | mcall 0, , ,[window_style], ,window_title |
2061 | dunkaist | 22 | test [proc_info.wnd_state], 0x04 ; is rolled up? |
23 | jnz Pause_mode |
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24 | |||
1518 | dunkaist | 25 | call Draw_decorations |
1566 | dunkaist | 26 | call Draw_stones |
1518 | dunkaist | 27 | call Draw_snake |
28 | call Draw_eat |
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29 | call Draw_level_strings |
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30 | mcall 12,2 |
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31 | |||
1522 | dunkaist | 32 | .still: |
1518 | dunkaist | 33 | mcall 26, 9 |
34 | push eax |
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35 | sub eax, [time_before_waiting] |
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36 | pop [time_before_waiting] |
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37 | cmp [time_to_wait], eax |
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38 | jg @f |
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39 | cmp [action], 0 |
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40 | jne Game_step |
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41 | @@: |
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42 | sub [time_to_wait], eax |
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43 | mcall 23, [time_to_wait] ; |
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44 | |||
45 | test al, al |
||
46 | jnz @f |
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47 | cmp [action], 0 |
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48 | jne Game_step |
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49 | mcall 26, 9 |
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50 | mov [time_before_waiting], eax |
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51 | mov eax, [time_wait_limit] |
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52 | mov [time_to_wait], eax |
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1522 | dunkaist | 53 | jmp .still |
1518 | dunkaist | 54 | @@: |
55 | |||
1522 | dunkaist | 56 | .message: ; ok, what an event? |
1518 | dunkaist | 57 | dec al ; has the window been moved or resized? |
1522 | dunkaist | 58 | jz .redraw ; |
1518 | dunkaist | 59 | dec al ; was a key pressed? |
1522 | dunkaist | 60 | jz .key ; |
1518 | dunkaist | 61 | dec al ; was a button pressed? |
1522 | dunkaist | 62 | jz .button ; |
1518 | dunkaist | 63 | |
64 | |||
1566 | dunkaist | 65 | .button: ; процедура обрабоки кнопок в программе |
66 | mcall 17 ; функция 17: получить номер нажатой кнопки |
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67 | |||
68 | shr eax, 8 ; сдвигаем регистр eax на 8 бит вправо, чтобы получить номер нажатой кнопки |
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69 | cmp eax, 1 |
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1677 | dunkaist | 70 | je Save_do_smth_else_and_exit |
1566 | dunkaist | 71 | |
72 | jmp .still |
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73 | |||
74 | |||
1522 | dunkaist | 75 | .key: |
1518 | dunkaist | 76 | mcall 2 ; get keycode |
1677 | dunkaist | 77 | |
78 | ;pushf |
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79 | ;pusha |
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80 | ;movzx eax, ah |
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81 | ;dph eax |
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82 | ;newline |
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83 | ;popa |
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84 | ;popf |
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85 | |||
86 | cmp ah, 0x01 ; Escape |
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1518 | dunkaist | 87 | je First_menu |
1677 | dunkaist | 88 | cmp ah, 0x39 ; Space |
1518 | dunkaist | 89 | je Pause_mode |
1677 | dunkaist | 90 | cmp ah, 0x4B ; Left |
1522 | dunkaist | 91 | je .key.left |
1677 | dunkaist | 92 | cmp ah, [shortcut_move_left] ; Left |
93 | je .key.left |
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94 | cmp ah, 0x50 ; Down |
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1522 | dunkaist | 95 | je .key.down |
1677 | dunkaist | 96 | cmp ah, [shortcut_move_down] ; Down |
97 | je .key.down |
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98 | cmp ah, 0x48 ; Up |
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1522 | dunkaist | 99 | je .key.up |
1677 | dunkaist | 100 | cmp ah, [shortcut_move_up] ; Up |
101 | je .key.up |
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102 | cmp ah, 0x4D ; Right |
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1522 | dunkaist | 103 | je .key.right |
1677 | dunkaist | 104 | cmp ah, [shortcut_move_right] ; Right |
105 | je .key.right |
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106 | |||
107 | cmp ah, 0x4B+0x80 ; Left released |
||
108 | je .key.released.left |
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109 | mov al, [shortcut_move_left] |
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110 | add al, 0x80 |
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111 | cmp ah, al ; Left released |
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112 | je .key.released.left |
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113 | cmp ah, 0x50+0x80 ; Down released |
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114 | je .key.released.down |
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115 | mov al, [shortcut_move_down] |
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116 | add al, 0x80 |
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117 | cmp ah, al ; Down released |
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118 | je .key.released.down |
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119 | cmp ah, 0x48+0x80 ; Up released |
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120 | je .key.released.up |
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121 | mov al, [shortcut_move_up] |
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122 | add al, 0x80 |
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123 | cmp ah, al ; Up released |
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124 | je .key.released.up |
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125 | cmp ah, 0x4D+0x80 ; Right released |
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126 | je .key.released.right |
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127 | mov al, [shortcut_move_right] |
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128 | add al, 0x80 |
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129 | cmp ah, al ; Right released |
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130 | je .key.released.right |
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131 | |||
132 | cmp ah, [shortcut_reverse] |
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133 | jne @f |
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134 | call Reverse_snake |
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135 | jmp .still |
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136 | @@: |
||
137 | cmp ah, [shortcut_increase] |
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138 | jne @f |
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139 | call Increase_geometry |
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140 | jmp .redraw |
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141 | @@: |
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142 | cmp ah, [shortcut_decrease] |
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143 | jne @f |
||
144 | call Decrease_geometry |
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145 | jmp .redraw |
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146 | @@: |
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1518 | dunkaist | 147 | |
1522 | dunkaist | 148 | jmp .still ; jump to wait for another event |
149 | |||
150 | |||
151 | .key.left: |
||
1566 | dunkaist | 152 | bts [action], 0 |
1522 | dunkaist | 153 | jc @f |
1518 | dunkaist | 154 | mov [time_to_wait], 0 |
155 | @@: |
||
1677 | dunkaist | 156 | cmp [smart_reverse], 1 |
157 | jne @f |
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158 | cmp [snake_direction], RIGHT |
||
159 | je .still |
||
160 | @@: |
||
1566 | dunkaist | 161 | mov [snake_direction_next], LEFT |
1677 | dunkaist | 162 | bts [acceleration_mask], LEFT |
163 | jc Game_step |
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1522 | dunkaist | 164 | jmp .still |
1518 | dunkaist | 165 | |
1522 | dunkaist | 166 | .key.down: |
1566 | dunkaist | 167 | bts [action], 0 |
1522 | dunkaist | 168 | jc @f |
1518 | dunkaist | 169 | mov [time_to_wait], 0 |
170 | @@: |
||
1677 | dunkaist | 171 | cmp [smart_reverse], 1 |
172 | jne @f |
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173 | cmp [snake_direction], UP |
||
174 | je .still |
||
175 | @@: |
||
1566 | dunkaist | 176 | mov [snake_direction_next], DOWN |
1677 | dunkaist | 177 | bts [acceleration_mask], DOWN |
178 | jc Game_step |
||
1522 | dunkaist | 179 | jmp .still |
1518 | dunkaist | 180 | |
1522 | dunkaist | 181 | .key.up: |
1566 | dunkaist | 182 | bts [action], 0 |
1522 | dunkaist | 183 | jc @f |
1518 | dunkaist | 184 | mov [time_to_wait], 0 |
185 | @@: |
||
1677 | dunkaist | 186 | cmp [smart_reverse], 1 |
187 | jne @f |
||
188 | cmp [snake_direction], DOWN |
||
189 | je .still |
||
190 | @@: |
||
1566 | dunkaist | 191 | mov [snake_direction_next], UP |
1677 | dunkaist | 192 | bts [acceleration_mask], UP |
193 | jc Game_step |
||
1522 | dunkaist | 194 | jmp .still |
1518 | dunkaist | 195 | |
1522 | dunkaist | 196 | .key.right: |
1566 | dunkaist | 197 | bts [action], 0 |
1522 | dunkaist | 198 | jc @f |
1518 | dunkaist | 199 | mov [time_to_wait], 0 |
200 | @@: |
||
1677 | dunkaist | 201 | cmp [smart_reverse], 1 |
202 | jne @f |
||
203 | cmp [snake_direction], LEFT |
||
204 | je .still |
||
205 | @@: |
||
1566 | dunkaist | 206 | mov [snake_direction_next], RIGHT |
1677 | dunkaist | 207 | bts [acceleration_mask], RIGHT |
208 | jc Game_step |
||
1522 | dunkaist | 209 | jmp .still |
1518 | dunkaist | 210 | |
211 | |||
1677 | dunkaist | 212 | .key.released.left: |
213 | btr [acceleration_mask], LEFT |
||
214 | jmp .still |
||
215 | |||
216 | .key.released.down: |
||
217 | btr [acceleration_mask], DOWN |
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218 | jmp .still |
||
219 | |||
220 | .key.released.up: |
||
221 | btr [acceleration_mask], UP |
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222 | jmp .still |
||
223 | |||
224 | .key.released.right: |
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225 | btr [acceleration_mask], RIGHT |
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226 | jmp .still |
||
227 | |||
228 | |||
1518 | dunkaist | 229 | Game_step: |
230 | |||
1566 | dunkaist | 231 | cmp [snake_direction], LEFT ; are we moving to left? |
1518 | dunkaist | 232 | jz .left |
1566 | dunkaist | 233 | cmp [snake_direction], DOWN ; ... down? |
1518 | dunkaist | 234 | jz .down |
1566 | dunkaist | 235 | cmp [snake_direction], UP ; ... up? |
1518 | dunkaist | 236 | jz .up |
237 | jmp .right ; then right |
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238 | |||
239 | .left: |
||
1566 | dunkaist | 240 | cmp [snake_direction_next], RIGHT ; next step is to right? |
241 | jz .with_reverse |
||
242 | jmp .without_reverse |
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1518 | dunkaist | 243 | |
244 | .down: |
||
1566 | dunkaist | 245 | cmp [snake_direction_next], UP ; next step is to up? |
246 | jz .with_reverse |
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247 | jmp .without_reverse |
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1518 | dunkaist | 248 | |
249 | .up: |
||
1566 | dunkaist | 250 | cmp [snake_direction_next], DOWN ; next step is to bottom? |
251 | jz .with_reverse |
||
252 | jmp .without_reverse |
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1518 | dunkaist | 253 | |
254 | .right: |
||
1566 | dunkaist | 255 | cmp [snake_direction_next], LEFT ; next step is to left? |
256 | jz .with_reverse |
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257 | jmp .without_reverse |
||
1518 | dunkaist | 258 | |
259 | |||
1566 | dunkaist | 260 | .with_reverse: |
261 | call Set_reverse_direction |
||
1518 | dunkaist | 262 | call Reverse |
263 | |||
1566 | dunkaist | 264 | .without_reverse: |
1518 | dunkaist | 265 | mov edx, snake_dots-2 |
266 | add edx, [snake_length_x2] |
||
267 | |||
1566 | dunkaist | 268 | cmp [snake_direction_next], LEFT |
1518 | dunkaist | 269 | je .to_left |
1566 | dunkaist | 270 | cmp [snake_direction_next], DOWN |
1518 | dunkaist | 271 | je .to_down |
1566 | dunkaist | 272 | cmp [snake_direction_next], UP |
1518 | dunkaist | 273 | je .to_up |
1566 | dunkaist | 274 | cmp [snake_direction_next], RIGHT |
1518 | dunkaist | 275 | je .to_right |
276 | |||
277 | .to_left: |
||
1566 | dunkaist | 278 | mov [snake_direction], LEFT |
1518 | dunkaist | 279 | mov ax, [edx] |
280 | dec al |
||
281 | cmp al, -1 |
||
282 | jne @f |
||
1566 | dunkaist | 283 | mov al, GRID_WIDTH |
1522 | dunkaist | 284 | dec al |
1518 | dunkaist | 285 | @@: |
286 | jmp Snake_move |
||
287 | |||
288 | .to_down: |
||
1566 | dunkaist | 289 | mov [snake_direction], DOWN |
1518 | dunkaist | 290 | mov ax, [edx] |
291 | inc ah |
||
1566 | dunkaist | 292 | cmp ah, GRID_HEIGHT |
1518 | dunkaist | 293 | jne @f |
294 | mov ah, 0 |
||
295 | @@: |
||
296 | jmp Snake_move |
||
297 | |||
298 | .to_up: |
||
1566 | dunkaist | 299 | mov [snake_direction], UP |
1518 | dunkaist | 300 | mov ax, [edx] |
301 | dec ah |
||
302 | cmp ah, -1 |
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303 | jne @f |
||
1566 | dunkaist | 304 | mov ah, GRID_HEIGHT |
1522 | dunkaist | 305 | dec ah |
1518 | dunkaist | 306 | @@: |
307 | jmp Snake_move |
||
308 | |||
309 | .to_right: |
||
1566 | dunkaist | 310 | mov [snake_direction], RIGHT |
1518 | dunkaist | 311 | mov ax, [edx] |
312 | inc al |
||
1566 | dunkaist | 313 | cmp al, GRID_WIDTH |
1518 | dunkaist | 314 | jne @f |
315 | mov al, 0 |
||
316 | @@: |
||
317 | jmp Snake_move |
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318 | |||
319 | ;;---Level_body-------------------------------------------------------------------------------------------------------- |
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320 | |||
321 | ;;---Level_mode---------------------------------------------------------------------------------------------------------------- |
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322 | |||
323 | |||
324 | ;;===Some_functions============================================================================================================ |
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325 | |||
326 | Draw_snake: |
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327 | ;;===Draw_snake======================================================================================================== |
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328 | |||
329 | call Draw_head_prehead |
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330 | mov edx, [snake_color] |
||
331 | mov esi, snake_dots-6 |
||
332 | add esi, [snake_length_x2] |
||
333 | |||
334 | @@: |
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335 | mov bx, [esi] |
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336 | sub esi, 2 |
||
337 | call Draw_square |
||
338 | cmp esi, snake_dots-2 |
||
339 | jne @b |
||
340 | |||
341 | ret |
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342 | |||
343 | ;;---Draw_snake-------------------------------------------------------------------------------------------------------- |
||
344 | |||
345 | |||
346 | Draw_head_prehead: |
||
347 | ;;===Draw_head_prehead================================================================================================= |
||
348 | |||
349 | mov edx, [snake_head_color] |
||
350 | mov esi, snake_dots-2 |
||
351 | add esi, [snake_length_x2] |
||
352 | mov bx, [esi] |
||
353 | call Draw_square |
||
354 | sub esi, 2 |
||
355 | mov bx, [esi] |
||
356 | mov edx, [snake_color] |
||
357 | call Draw_square |
||
1677 | dunkaist | 358 | call Draw_lives_in_head |
1518 | dunkaist | 359 | |
360 | ret |
||
361 | |||
362 | ;;---Draw_head_prehead------------------------------------------------------------------------------------------------- |
||
363 | |||
364 | |||
365 | Draw_level_strings: |
||
366 | ;;===Draw_level_strings================================================================================================ |
||
367 | |||
1522 | dunkaist | 368 | mov ebx, [window_width] |
369 | shr ebx, 1 |
||
1566 | dunkaist | 370 | sub ebx, string_pause_space.size*3+6 |
1522 | dunkaist | 371 | shl ebx, 16 |
372 | add ebx, [top_strings] |
||
373 | mcall 4, ,[navigation_strings_color],string_pause_space ; Draw 'PAUSE - SPACE' string |
||
374 | |||
375 | ; call Draw_menu_esc |
||
1518 | dunkaist | 376 | call Draw_score_string |
377 | call Draw_score_number ; Draw score (number) |
||
1522 | dunkaist | 378 | call Draw_champion_string |
379 | call Draw_champion_name |
||
1518 | dunkaist | 380 | call Draw_hiscore_string |
381 | call Draw_hiscore_number |
||
382 | |||
1566 | dunkaist | 383 | cmp [play_mode], LEVELS_MODE |
384 | jne @f |
||
385 | |||
386 | mov ebx, [window_width] |
||
387 | shr ebx, 3 |
||
388 | sub ebx, 5 |
||
389 | shl ebx, 16 |
||
390 | add ebx, [bottom_bottom_strings] |
||
391 | mcall 4, ,[level_string_color],string_level |
||
392 | |||
393 | mov edx, [window_width] |
||
394 | shr edx, 3 |
||
395 | sub edx, 5+1 |
||
396 | add edx, string_level.size*6 |
||
397 | shl edx, 16 |
||
398 | add edx, [bottom_bottom_strings] |
||
399 | mcall 47,0x00020000,[cur_level_number], ,[level_number_color],[background_color] |
||
400 | |||
401 | @@: |
||
402 | |||
1518 | dunkaist | 403 | ret |
404 | |||
405 | ;;---Draw_level_strings------------------------------------------------------------------------------------------------ |
||
406 | |||
407 | |||
408 | Reverse: |
||
409 | ;;===Reverse=========================================================================================================== |
||
410 | |||
411 | mov ecx, [snake_length_x2] |
||
412 | shr ecx, 2 |
||
413 | mov esi, snake_dots |
||
414 | mov edi, snake_dots-2 |
||
415 | add edi, [snake_length_x2] |
||
416 | |||
417 | @@: |
||
418 | mov ax, [edi] |
||
419 | xchg ax, [esi] |
||
420 | mov [edi], ax |
||
421 | |||
422 | add esi, 2 |
||
423 | sub edi, 2 |
||
1522 | dunkaist | 424 | dec cx |
1518 | dunkaist | 425 | jnz @b |
426 | |||
427 | ret |
||
428 | |||
429 | ;;---Reverse----------------------------------------------------------------------------------------------------------- |
||
430 | |||
431 | |||
432 | Draw_eat: |
||
433 | ;;===Draw_eat========================================================================================================== |
||
434 | |||
435 | mov bx, word[eat] |
||
436 | mov edx, [eat_color] |
||
437 | |||
438 | call Draw_square |
||
439 | |||
440 | ret |
||
441 | |||
442 | ;;---Draw_eat---------------------------------------------------------------------------------------------------------- |
||
443 | |||
444 | |||
445 | Get_eat: |
||
446 | ;;===Get_eat=========================================================================================================== |
||
447 | ;; in : |
||
448 | ;; |
||
449 | ;; out : |
||
450 | ;; ax = coord's of the eat square (al=x, ah=y) |
||
451 | ;; |
||
1677 | dunkaist | 452 | |
1518 | dunkaist | 453 | mcall 26,9 |
454 | ; xor eax, esp |
||
455 | shl eax, 1 |
||
456 | xor edx, edx |
||
457 | div word[number_of_free_dots] |
||
458 | mov ebx, field_map |
||
459 | |||
460 | .loop: |
||
461 | cmp byte[ebx], 0 |
||
462 | jne @f |
||
463 | test dx, dx |
||
464 | jz .place_found |
||
465 | dec dx |
||
466 | @@: |
||
467 | inc ebx |
||
468 | jmp .loop |
||
469 | |||
470 | .place_found: |
||
471 | sub ebx, field_map |
||
472 | mov eax, ebx |
||
1566 | dunkaist | 473 | mov bl, GRID_WIDTH |
1518 | dunkaist | 474 | div bl |
475 | xchg al, ah |
||
476 | |||
477 | mov word[eat], ax |
||
478 | |||
479 | ret |
||
480 | |||
481 | ;;---Get_eat----------------------------------------------------------------------------------------------------------- |
||
482 | |||
483 | |||
484 | Sdvig: |
||
485 | ;;===Sdvig============================================================================================================= |
||
486 | |||
487 | mov esi, snake_dots+2 |
||
488 | mov edi, snake_dots |
||
489 | mov ecx, [snake_length_x2] |
||
490 | shr ecx, 1 |
||
491 | |||
492 | cld |
||
493 | rep movsw |
||
494 | |||
495 | ret |
||
496 | |||
497 | ;;---Sdvig------------------------------------------------------------------------------------------------------------- |
||
498 | |||
499 | |||
1566 | dunkaist | 500 | Set_reverse_direction: |
501 | ;;===Set_reverse_direction================================================================================================== |
||
1518 | dunkaist | 502 | |
503 | mov eax, snake_dots |
||
504 | mov ebx, snake_dots+2 |
||
505 | |||
506 | mov cl, [eax] ; The last dot x_coord |
||
1522 | dunkaist | 507 | mov ch, [ebx] ; The pre_last dot x_coord |
1518 | dunkaist | 508 | |
1522 | dunkaist | 509 | cmp cl, ch |
1518 | dunkaist | 510 | je .X_ravny |
511 | |||
512 | cmp cl, 0 |
||
513 | jne .skip2 |
||
514 | |||
1566 | dunkaist | 515 | mov dl, GRID_WIDTH |
1522 | dunkaist | 516 | dec dl |
517 | cmp ch, dl |
||
1518 | dunkaist | 518 | jne .Normal_y_ravny |
1566 | dunkaist | 519 | mov [snake_direction_next], RIGHT |
1518 | dunkaist | 520 | ret |
521 | |||
522 | .skip2: |
||
1566 | dunkaist | 523 | mov dl, GRID_WIDTH |
1522 | dunkaist | 524 | dec dl |
525 | cmp cl, dl |
||
1518 | dunkaist | 526 | jne .Normal_y_ravny |
1522 | dunkaist | 527 | cmp ch, 0 |
1518 | dunkaist | 528 | jne .Normal_y_ravny |
1566 | dunkaist | 529 | mov [snake_direction_next], LEFT |
1518 | dunkaist | 530 | ret |
531 | |||
532 | .Normal_y_ravny: |
||
533 | |||
1522 | dunkaist | 534 | cmp cl, ch |
1518 | dunkaist | 535 | jg .Napravlenie_to_right |
1566 | dunkaist | 536 | mov [snake_direction_next], LEFT |
1518 | dunkaist | 537 | ret |
538 | |||
539 | .Napravlenie_to_right: |
||
1566 | dunkaist | 540 | mov [snake_direction_next], RIGHT |
1518 | dunkaist | 541 | ret |
542 | |||
543 | .X_ravny: |
||
544 | inc eax |
||
545 | inc ebx |
||
546 | mov cl, [eax] |
||
1522 | dunkaist | 547 | mov ch, [ebx] |
1518 | dunkaist | 548 | |
549 | cmp cl, 0 |
||
550 | jne .skip3 |
||
551 | |||
1566 | dunkaist | 552 | mov dl, GRID_HEIGHT |
1522 | dunkaist | 553 | dec dl |
554 | cmp ch, dl |
||
1518 | dunkaist | 555 | jne .Normal_x_ravny |
1566 | dunkaist | 556 | mov [snake_direction_next], DOWN |
1518 | dunkaist | 557 | ret |
558 | |||
559 | .skip3: |
||
1566 | dunkaist | 560 | mov dl, GRID_HEIGHT |
1522 | dunkaist | 561 | dec dl |
562 | cmp ch, dl |
||
1518 | dunkaist | 563 | jne .Normal_x_ravny |
1522 | dunkaist | 564 | cmp ch, 0 |
1518 | dunkaist | 565 | jne .Normal_x_ravny |
1566 | dunkaist | 566 | mov [snake_direction_next], UP |
1518 | dunkaist | 567 | ret |
568 | |||
569 | .Normal_x_ravny: |
||
570 | |||
1522 | dunkaist | 571 | cmp cl, ch ; !!! |
1518 | dunkaist | 572 | jg .Napravlenie_to_down ; 0 1 2 ... |
1566 | dunkaist | 573 | mov [snake_direction_next], UP ; 1 |
1518 | dunkaist | 574 | ret ; 2 |
575 | ; . |
||
576 | .Napravlenie_to_down: ; . |
||
1566 | dunkaist | 577 | mov [snake_direction_next], DOWN ; . |
1518 | dunkaist | 578 | |
579 | ret |
||
580 | |||
1566 | dunkaist | 581 | ;;---Set_reverse_direction-------------------------------------------------------------------------------------------------- |
1518 | dunkaist | 582 | |
583 | |||
584 | Snake_move: |
||
1566 | dunkaist | 585 | ;;===Snake_move============================================================================================================= |
1518 | dunkaist | 586 | ;; in : |
587 | ;; ax = coord's of new head |
||
588 | ;; edx = snake_dots+[snake_length_x2]-2 (snake head) |
||
589 | ;; |
||
590 | |||
591 | add edx, 2 |
||
592 | mov [edx], ax |
||
593 | cmp ax, word[eat] |
||
594 | jne .eat_and_new_head_are_different |
||
595 | |||
596 | add [snake_length_x2], 2 |
||
597 | add [score], SCORE_EAT |
||
1566 | dunkaist | 598 | dec [number_of_free_dots] |
599 | cmp [number_of_free_dots], 0 |
||
1518 | dunkaist | 600 | je Game_over |
601 | mov ax, word[eat] |
||
602 | mov cl, 1 |
||
603 | call Draw_on_map |
||
604 | call Draw_head_prehead |
||
1677 | dunkaist | 605 | |
606 | cmp [play_mode], CLASSIC_MODE |
||
607 | jne .is_not_classic_mode |
||
608 | dec byte[speed_up_counter] |
||
609 | jns @f |
||
610 | mov al, byte[speed_up_counter+1] |
||
611 | mov byte[speed_up_counter], al |
||
612 | cmp [time_wait_limit], 4 |
||
613 | jl @f |
||
614 | dec [time_wait_limit] |
||
615 | @@: |
||
616 | |||
617 | .is_not_classic_mode: |
||
618 | cmp [play_mode], LEVELS_MODE |
||
619 | jne .is_not_levels_mode |
||
620 | cmp [snake_length_x2], (EAT_TO_END_LEVEL+3)*2 |
||
621 | je .skip |
||
622 | |||
623 | .is_not_levels_mode: |
||
1518 | dunkaist | 624 | call Get_eat |
625 | call Draw_eat |
||
1677 | dunkaist | 626 | .skip: |
1518 | dunkaist | 627 | |
628 | jmp Keys_done |
||
629 | |||
630 | |||
631 | .eat_and_new_head_are_different: |
||
632 | |||
1522 | dunkaist | 633 | push ax |
634 | |||
635 | mov ax, word[snake_dots] |
||
636 | mov cl, 0 |
||
637 | call Draw_on_map |
||
1518 | dunkaist | 638 | |
1522 | dunkaist | 639 | pop ax |
640 | |||
1518 | dunkaist | 641 | call Get_from_map |
1677 | dunkaist | 642 | |
1518 | dunkaist | 643 | test bl, bl |
644 | jnz Game_over |
||
645 | |||
646 | mov cl, 1 |
||
647 | call Draw_on_map |
||
648 | |||
649 | mov bx, word[snake_dots] |
||
650 | mov edx, [background_color] |
||
651 | call Draw_square |
||
1522 | dunkaist | 652 | |
1518 | dunkaist | 653 | call Sdvig |
654 | |||
655 | call Draw_head_prehead |
||
656 | |||
657 | |||
658 | Keys_done: |
||
659 | |||
660 | cmp [score], 0 |
||
661 | je @f |
||
662 | dec [score] |
||
663 | call Draw_score_number |
||
664 | @@: |
||
1566 | dunkaist | 665 | |
666 | cmp [play_mode], LEVELS_MODE |
||
667 | jne @f |
||
668 | cmp [snake_length_x2], (EAT_TO_END_LEVEL+3)*2 |
||
669 | je Do_smth_between_levels |
||
670 | @@: |
||
671 | |||
1518 | dunkaist | 672 | mcall 26, 9 |
673 | mov [time_before_waiting], eax |
||
674 | mov eax, [time_wait_limit] |
||
675 | mov [time_to_wait], eax |
||
1522 | dunkaist | 676 | jmp Level_body.still |
1518 | dunkaist | 677 | |
1522 | dunkaist | 678 | ;;---Snake_move------------------------------------------------------------------------------------------------------------ |
1518 | dunkaist | 679 | |
1566 | dunkaist | 680 | |
681 | Do_smth_between_levels: |
||
682 | ;;===Do_smth_between_levels================================================================================================ |
||
683 | |||
684 | inc [cur_level_number] |
||
685 | cmp [cur_level_number], LAST_LEVEL_NUMBER+1 |
||
686 | jne @f |
||
687 | mov [cur_level_number], LEVELS_MODE_FIRST_LEVEL |
||
688 | @@: |
||
689 | |||
690 | call Draw_splash |
||
691 | |||
692 | @@: |
||
693 | mcall 2 |
||
694 | cmp eax, 1 |
||
695 | jne @b |
||
696 | |||
697 | jmp Level_begin |
||
698 | |||
699 | ;;---Do_smth_between_levels------------------------------------------------------------------------------------------------ |
||
700 | |||
701 | |||
702 | Draw_splash: |
||
703 | ;;===Draw_splash=========================================================================================================== |
||
704 | |||
705 | mov al, 0 |
||
706 | mov cl, GRID_WIDTH-1 |
||
707 | mov edx, [splash_background_color] |
||
708 | |||
709 | .draw: |
||
710 | mov bh, GRID_HEIGHT-1 |
||
711 | mov bl, al |
||
712 | @@: |
||
713 | call Draw_square |
||
714 | sub bh, 2 |
||
715 | cmp bh, 0 |
||
716 | jg @b |
||
717 | |||
718 | inc al |
||
719 | |||
720 | mov bh, GRID_HEIGHT-2 |
||
721 | mov bl, cl |
||
722 | @@: |
||
723 | call Draw_square |
||
724 | sub bh, 2 |
||
725 | cmp bh, 0 |
||
726 | jnl @b |
||
727 | |||
728 | dec cl |
||
729 | cmp cl, 0 |
||
1677 | dunkaist | 730 | jl .picture |
1566 | dunkaist | 731 | |
732 | push eax ebx |
||
733 | mcall 5,PAUSE_WHILE_DRAWING_SPLASH |
||
1677 | dunkaist | 734 | mcall 2 |
735 | cmp ah, 0x39 ; Space |
||
736 | jne @f |
||
1566 | dunkaist | 737 | pop ebx eax |
1677 | dunkaist | 738 | jmp .quit |
739 | @@: |
||
740 | cmp ah, 0x1C ; Enter |
||
741 | jne @f |
||
742 | pop ebx eax |
||
743 | jmp .quit |
||
744 | @@: |
||
745 | pop ebx eax |
||
1566 | dunkaist | 746 | jmp .draw |
747 | |||
748 | |||
1677 | dunkaist | 749 | .picture: |
1566 | dunkaist | 750 | mov ax, 2*0x100+24 |
751 | mov cx, 1*0x100+5 |
||
752 | mov edx, [splash_level_string_color] |
||
753 | mov esi, picture_level |
||
754 | call Draw_picture |
||
755 | |||
756 | mov eax, [cur_level_number] |
||
757 | mov dl, 10 |
||
758 | div dl |
||
759 | push ax |
||
760 | |||
761 | mov esi, digits_font |
||
762 | @@: |
||
763 | test al, al |
||
764 | jz @f |
||
1677 | dunkaist | 765 | add esi, 5 |
1566 | dunkaist | 766 | dec al |
767 | jmp @b |
||
768 | @@: |
||
769 | |||
770 | mov ax, 9*0x100+4 |
||
771 | mov cx, 8*0x100+5 |
||
772 | mov edx, [splash_level_number_color] |
||
773 | call Draw_picture |
||
774 | |||
775 | pop ax |
||
776 | mov esi, digits_font |
||
777 | @@: |
||
778 | test ah, ah |
||
779 | jz @f |
||
1677 | dunkaist | 780 | add esi, 5 |
1566 | dunkaist | 781 | dec ah |
782 | jmp @b |
||
783 | @@: |
||
784 | |||
785 | mov ax, 15*0x100+4 |
||
786 | mov cx, 8*0x100+5 |
||
787 | mov edx, [splash_level_number_color] |
||
788 | call Draw_picture |
||
789 | |||
1677 | dunkaist | 790 | mcall 26,9 |
791 | mov [time_before_waiting], eax |
||
792 | mov [time_to_wait], PAUSE_BETWEEN_LEVELS |
||
793 | @@: |
||
794 | mcall 23,[time_to_wait] |
||
795 | mcall 2 |
||
796 | cmp ah, 0x39 ; Space |
||
797 | je .quit |
||
798 | cmp ah, 0x1C ; Enter |
||
799 | je .quit |
||
800 | mcall 26,9 |
||
801 | push eax |
||
802 | sub eax, [time_before_waiting] |
||
803 | pop [time_before_waiting] |
||
804 | sub [time_to_wait], eax |
||
805 | jns @b |
||
806 | .quit: |
||
1566 | dunkaist | 807 | ret |
808 | |||
809 | ;;---Draw_splash----------------------------------------------------------------------------------------------------------- |
||
810 | |||
811 | |||
1677 | dunkaist | 812 | Draw_lives_in_head: |
813 | ;;===Draw_lives_in_head==================================================================================================== |
||
814 | |||
815 | cmp [play_mode], LEVELS_MODE |
||
816 | jne .quit |
||
817 | test [show_lives_style], 2 |
||
818 | jz .quit |
||
819 | mov eax, snake_dots-2 |
||
820 | add eax, [snake_length_x2] |
||
821 | mov ax, word[eax] |
||
822 | |||
823 | mov bl, ah |
||
824 | mul byte[g_s] |
||
825 | mov edx, [gbxm1] |
||
826 | add dx, ax |
||
827 | shl edx, 16 |
||
828 | mov al, bl |
||
829 | mul byte[g_s] |
||
830 | mov dx, word[gbym1] |
||
831 | add dx, ax |
||
832 | |||
833 | mov eax, [g_s] |
||
834 | shl eax, 16 |
||
835 | add eax, [g_s] |
||
836 | and eax, 0xfffefffe |
||
837 | shr eax, 1 |
||
838 | add edx, eax |
||
839 | sub edx, 0x00020003 |
||
840 | mcall 47,0x80010001,lives,,[lives_in_head_number_color] |
||
841 | |||
842 | .quit: |
||
843 | ret |
||
844 | |||
845 | ;;---Draw_lives_in_head---------------------------------------------------------------------------------------------------- |
||
846 | |||
847 | |||
2061 | dunkaist | 848 | ;;---Some_functions------------------------------------------------------------------------------------------------------------ |