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comparison src/main.c @ 16:a9500e8bff93

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Wait to spawn creeps until player hits start. Prevent player from placing walls in such a way to completely block creeps from goal. Remove placeholder walls.
author Mike Pavone <pavone@retrodev.com>
date Sun, 12 Jan 2014 19:01:30 -0800
parents f71eb24b3896
children 60bb690233cf
comparison
equal deleted inserted replaced
15:f71eb24b3896 16:a9500e8bff93
40 0x00000112, 40 0x00000112,
41 41
42 }; 42 };
43 43
44 #define EMPTY 0 44 #define EMPTY 0
45 #define WALL 'O' + TILE_FONTINDEX 45 #define WALL 'O'-32 + TILE_FONTINDEX
46 #define TOWER 'T' + TILE_FONTINDEX 46 #define TOWER 'T'-32 + TILE_FONTINDEX
47 #define GOAL 'G' + TILE_FONTINDEX 47 #define GOAL 'G'-32 + TILE_FONTINDEX
48 48
49 u16 tilemap[40*28]; 49 u16 tilemap[40*28];
50 u16 countdown; 50 u16 countdown;
51 51
52 int cursor_x = 0; // tiles 52 int cursor_x = 0; // tiles
59 EMPTY, 59 EMPTY,
60 WALL, 60 WALL,
61 TOWER, 61 TOWER,
62 }; 62 };
63 u8 build_order_size = 3; 63 u8 build_order_size = 3;
64 u8 running = 0;
64 65
65 void joy_event_handler(u16 joy, u16 changed, u16 state) { 66 void joy_event_handler(u16 joy, u16 changed, u16 state) {
66 u16 went_down = changed & state; 67 u16 went_down = changed & state;
67 if (went_down & BUTTON_UP) { 68 if (went_down & BUTTON_UP) {
68 cursor_y -= cursor_width; 69 cursor_y -= cursor_width;
74 cursor_x -= cursor_width; 75 cursor_x -= cursor_width;
75 } 76 }
76 if (went_down & BUTTON_RIGHT) { 77 if (went_down & BUTTON_RIGHT) {
77 cursor_x += cursor_width; 78 cursor_x += cursor_width;
78 } 79 }
79 if (went_down & BUTTON_A) { 80 if (went_down & BUTTON_A && !running) {
80 tilemap[cursor_x + (cursor_y ) * 40] = TILE_ATTR_FULL(1, 0, 0, 0, WALL); 81 tilemap[cursor_x + (cursor_y ) * 40] = TILE_ATTR_FULL(1, 0, 0, 0, WALL);
81 tilemap[cursor_x + 1 + (cursor_y ) * 40] = TILE_ATTR_FULL(1, 0, 0, 0, WALL); 82 tilemap[cursor_x + 1 + (cursor_y ) * 40] = TILE_ATTR_FULL(1, 0, 0, 0, WALL);
82 tilemap[cursor_x + (cursor_y + 1) * 40] = TILE_ATTR_FULL(1, 0, 0, 0, WALL); 83 tilemap[cursor_x + (cursor_y + 1) * 40] = TILE_ATTR_FULL(1, 0, 0, 0, WALL);
83 tilemap[cursor_x + 1 + (cursor_y + 1) * 40] = TILE_ATTR_FULL(1, 0, 0, 0, WALL); 84 tilemap[cursor_x + 1 + (cursor_y + 1) * 40] = TILE_ATTR_FULL(1, 0, 0, 0, WALL);
85 gen_distances(38, 14);
86 if (distances[122/16] == 0xFFFF)
87 {
88 tilemap[cursor_x + (cursor_y ) * 40] = 0;
89 tilemap[cursor_x + 1 + (cursor_y ) * 40] = 0;
90 tilemap[cursor_x + (cursor_y + 1) * 40] = 0;
91 tilemap[cursor_x + 1 + (cursor_y + 1) * 40] = 0;
92 }
93 }
94 if (went_down & BUTTON_START)
95 {
96 running = 1;
84 } 97 }
85 } 98 }
86 99
87 int main(void) 100 int main(void)
88 { 101 {
92 u8 cursor_tile_index = 1; 105 u8 cursor_tile_index = 1;
93 VDP_loadTileData((const u32 *)cursor_tiles, cursor_tile_index, 4, 0); 106 VDP_loadTileData((const u32 *)cursor_tiles, cursor_tile_index, 4, 0);
94 107
95 u16 i; 108 u16 i;
96 VDP_setPlanSize(64, 32); 109 VDP_setPlanSize(64, 32);
97 for (i = 6; i < 40*28; i += 4) 110 /*for (i = 6; i < 40*28; i += 4)
98 if ((i > 80 || i & 4) && (i < 40*26 || !(i & 4)) && i % 40 < 38) 111 if ((i > 80 || i & 4) && (i < 40*26 || !(i & 4)) && i % 40 < 38)
99 { 112 {
100 tilemap[i] = 'O' + TILE_FONTINDEX; 113 tilemap[i] = 'O' + TILE_FONTINDEX;
101 tilemap[i+1] = 'O' + TILE_FONTINDEX; 114 tilemap[i+1] = 'O' + TILE_FONTINDEX;
102 } 115 }
116 */
103 117
104 tilemap[38 + 14*40] = TILE_ATTR_FULL(1, 0, 0, 0, 'G' + TILE_FONTINDEX); 118 tilemap[38 + 14*40] = TILE_ATTR_FULL(1, 0, 0, 0, GOAL);
105 tilemap[39 + 14*40] = TILE_ATTR_FULL(1, 0, 0, 0, 'G' + TILE_FONTINDEX); 119 tilemap[39 + 14*40] = TILE_ATTR_FULL(1, 0, 0, 0, GOAL);
106 tilemap[38 + 15*40] = TILE_ATTR_FULL(1, 0, 0, 0, 'G' + TILE_FONTINDEX); 120 tilemap[38 + 15*40] = TILE_ATTR_FULL(1, 0, 0, 0, GOAL);
107 tilemap[39 + 15*40] = TILE_ATTR_FULL(1, 0, 0, 0, 'G' + TILE_FONTINDEX); 121 tilemap[39 + 15*40] = TILE_ATTR_FULL(1, 0, 0, 0, GOAL);
108 gen_distances(38, 14);
109 for (i = 0; i < MAX_SPRITE; i++) 122 for (i = 0; i < MAX_SPRITE; i++)
110 { 123 {
111 spriteDefCache[i].posx = -0x80; 124 spriteDefCache[i].posx = -0x80;
112 } 125 }
126 gen_distances(38, 14);
113 //print_distances(); 127 //print_distances();
114 for (;;) 128 for (;;)
115 { 129 {
116 VDP_waitVSync(); 130 VDP_waitVSync();
117 VDP_updateSprites(); 131 VDP_updateSprites();
118 for (i = 0; i < 28; i++) 132 for (i = 0; i < 28; i++)
119 { 133 {
120 VDP_setTileMapRectByIndex(VDP_PLAN_B, tilemap + i*40, i*64, 40, 0); 134 VDP_setTileMapRectByIndex(VDP_PLAN_B, tilemap + i*40, i*64, 40, 0);
121 } 135 }
122 VDP_setSprite(0, cursor_x * pixels_per_tile, cursor_y * pixels_per_tile, SPRITE_SIZE(2,2), TILE_ATTR_FULL(PAL0, 1, 0, 0, cursor_tile_index), spriteDefCache[0].link); 136 VDP_setSprite(0, cursor_x * pixels_per_tile, cursor_y * pixels_per_tile, SPRITE_SIZE(2,2), TILE_ATTR_FULL(PAL0, 1, 0, 0, cursor_tile_index), spriteDefCache[0].link);
123 if (countdown) 137 if (running)
124 --countdown;
125 else if (cur_creeps < 4)
126 { 138 {
127 spawn_creep(CREEP_NORMAL, 4, 122); 139 if (countdown)
128 countdown = 300; 140 --countdown;
141 else if (cur_creeps < 4)
142 {
143 spawn_creep(CREEP_NORMAL, 4, 122);
144 countdown = 300;
145 }
146 update_creeps();
129 } 147 }
130 update_creeps();
131 } 148 }
132 return 0; 149 return 0;
133 } 150 }