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@ -34,7 +34,8 @@ void ltn_ant() { |
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char ox, oy; /* Used to set old pixels so brightness 2 */ |
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} ant; |
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char temp, i = 0; |
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char temp, i = 0, refill = 0; |
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uint16_t cycles = 500; |
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/* Random startposition and direction */ |
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ant.x = random8() % NUM_COLS; |
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@ -42,16 +43,11 @@ void ltn_ant() { |
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/* Make sure we do have a valid vector */ |
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do { |
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ant.dx = random8() % 2; |
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ant.dy = random8() % 2; |
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/* We need negative directions, too */ |
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if(ant.dx == 2) |
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ant.dx = -1; |
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if(ant.dy == 2) |
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ant.dy = -1; |
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ant.dx = (random8() % 3) - 1; |
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ant.dy = (random8() % 3) - 1; |
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} while(ant.dx == ant.dy); |
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do { |
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while(cycles != 0) { |
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if(get_pixel((pixel) {ant.x, ant.y}) == 0) { /* If the pixel is not set turn it on */ |
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setpixel((pixel) {ant.x, ant.y}, 3); |
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@ -62,6 +58,7 @@ void ltn_ant() { |
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/* Lets the last pixel be darker than the latest */ |
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if(i == 1) |
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setpixel((pixel) {ant.ox, ant.oy}, 2); |
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else |
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i = 1; |
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ant.ox = ant.x; |
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ant.oy = ant.y; |
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@ -79,11 +76,18 @@ void ltn_ant() { |
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ant.x += ant.dx; |
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ant.y += ant.dy; |
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} while(ant.x >= 0 && |
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ant.x < NUM_COLS && |
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ant.y >= 0 && |
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ant.y < NUM_ROWS); /* Make sure we won't leave the matrix. (Mr. Smith hates it outside the matrix, you know?) */ |
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/* The ant will appear on the oppisite side of the field if it would leave */ |
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if(ant.x <= 0) |
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ant.x += (NUM_ROWS - 1); |
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if(ant.x >= NUM_ROWS) |
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ant.x -= (NUM_ROWS + 1); |
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if(ant.y <= 0) |
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ant.y += (NUM_COLS - 1); |
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if(ant.y >= NUM_COLS) |
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ant.y -= (NUM_COLS + 1); |
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cycles--; |
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} |
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wait(300); |
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} |
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