41 function TestCollisionXwithGear(Gear: PGear; Dir: LongInt): boolean; |
41 function TestCollisionXwithGear(Gear: PGear; Dir: LongInt): boolean; |
42 function TestCollisionYwithGear(Gear: PGear; Dir: LongInt): boolean; |
42 function TestCollisionYwithGear(Gear: PGear; Dir: LongInt): boolean; |
43 |
43 |
44 function TestCollisionXKick(Gear: PGear; Dir: LongInt): boolean; |
44 function TestCollisionXKick(Gear: PGear; Dir: LongInt): boolean; |
45 function TestCollisionYKick(Gear: PGear; Dir: LongInt): boolean; |
45 function TestCollisionYKick(Gear: PGear; Dir: LongInt): boolean; |
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46 |
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47 function CountCollisionsX(Gear: PGear; Dir: LongInt): LongInt; |
46 |
48 |
47 function TestCollisionX(Gear: PGear; Dir: LongInt): boolean; |
49 function TestCollisionX(Gear: PGear; Dir: LongInt): boolean; |
48 function TestCollisionY(Gear: PGear; Dir: LongInt): boolean; |
50 function TestCollisionY(Gear: PGear; Dir: LongInt): boolean; |
49 |
51 |
50 function TestCollisionXwithXYShift(Gear: PGear; ShiftX: hwFloat; ShiftY: LongInt; Dir: LongInt; withGear: boolean = true): boolean; |
52 function TestCollisionXwithXYShift(Gear: PGear; ShiftX: hwFloat; ShiftY: LongInt; Dir: LongInt; withGear: boolean = true): boolean; |
299 TestCollisionXwithXYShift:= TestCollisionXwithGear(Gear, Dir) |
301 TestCollisionXwithXYShift:= TestCollisionXwithGear(Gear, Dir) |
300 else TestCollisionXwithXYShift:= TestCollisionX(Gear, Dir); |
302 else TestCollisionXwithXYShift:= TestCollisionX(Gear, Dir); |
301 Gear^.X:= Gear^.X - ShiftX; |
303 Gear^.X:= Gear^.X - ShiftX; |
302 Gear^.Y:= Gear^.Y - int2hwFloat(ShiftY) |
304 Gear^.Y:= Gear^.Y - int2hwFloat(ShiftY) |
303 end; |
305 end; |
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306 |
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307 function CountCollisionsX(Gear: PGear; Dir: LongInt): LongInt; |
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308 var x, y, i, cnt: LongInt; |
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309 begin |
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310 cnt:= 0; |
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311 x:= hwRound(Gear^.X); |
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312 if Dir < 0 then x:= x - Gear^.Radius |
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313 else x:= x + Gear^.Radius; |
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314 if (x and LAND_WIDTH_MASK) = 0 then |
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315 begin |
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316 y:= hwRound(Gear^.Y) - Gear^.Radius + 1; |
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317 i:= y + Gear^.Radius * 2 - 2; |
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318 repeat |
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319 if (y and LAND_HEIGHT_MASK) = 0 then |
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320 if Land[y, x] > 255 then inc(cnt); |
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321 inc(y) |
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322 until (y > i); |
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323 end; |
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324 CountCollisionsX:= cnt |
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325 end; |
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326 |
304 function TestCollisionX(Gear: PGear; Dir: LongInt): boolean; |
327 function TestCollisionX(Gear: PGear; Dir: LongInt): boolean; |
305 var x, y, i: LongInt; |
328 var x, y, i: LongInt; |
306 begin |
329 begin |
307 x:= hwRound(Gear^.X); |
330 x:= hwRound(Gear^.X); |
308 if Dir < 0 then x:= x - Gear^.Radius |
331 if Dir < 0 then x:= x - Gear^.Radius |