?? ground.pde
字號:
class Ground { float x1, y1, x2, y2; float x, y, len, rot; // Default constructor Ground(){ } // Constructor Ground(float x1, float y1, float x2, float y2) { this.x1 = x1; this.y1 = y1; this.x2 = x2; this.y2 = y2; x = (x1+x2)/2; y = (y1+y2)/2; len = dist(x1, y1, x2, y2); rot = atan2((y2-y1), (x2-x1)); }}?? 快捷鍵說明
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