40 lines
806 B
C
40 lines
806 B
C
#include <stdlib.h>
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#include "grid.h"
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// maps x, y coordinate to array index of grid
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unsigned int toIndex(Grid* grid, int x, int y)
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{
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return (grid->width*y + x)%grid->size;
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}
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void clearGrid(Grid* grid)
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{
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for (int i = 0; i < grid->size; i++) grid->arr[i]=false;
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}
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void initGrid(Grid* grid, unsigned int width, unsigned int height)
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{
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grid->size = width*height;
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grid->width = width;
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grid->arr = (bool*)malloc(sizeof(bool)*grid->size);
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}
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void putPixel(Grid* grid, int x, int y)
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{
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grid->arr[toIndex(grid, x, y)] = true;
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}
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void drawGrid(Grid* grid)
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{
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unsigned int width, height;
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width = grid->width;
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height = grid->size/width;
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for (int y = 0; y < height; y++) {
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for (int x = 0; x < width; x++) {
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if (grid->arr[toIndex(grid, x, y)]) mvprintw(y, x, "x");
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else mvprintw(y, x, " ");
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}
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}
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}
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