New stick mans collisions code.

1 files changed, 40 insertions, 126 deletions

diff --git a/src/elements/stkm.c b/src/elements/stkm.c
index f3b1c3c..5f92f35 100644
--- a/src/elements/stkm.c
+++ b/src/elements/stkm.c
@@ -86,97 +86,58 @@ int run_stickman(float* playerp, UPDATE_FUNC_ARGS) {
 	playerp[26] = 0;
 
 	//Go left
-	r = pmap[(int)(parts[i].y+10)][(int)(parts[i].x)];
-	if (((int)(playerp[0])&0x01) == 0x01 && (((r&0xFF)>=PT_NUM) || ptypes[r&0xFF].state != ST_GAS))
+	if (((int)(playerp[0])&0x01) == 0x01)
 	{
-		if (r>=PT_NUM || (ptypes[r&0xFF].state != ST_LIQUID
-		        && (r&0xFF) != PT_LNTG))
+		if (playerp[7]>playerp[15])
 		{
-			if (pmap[(int)(playerp[8]-1)][(int)(playerp[7])])
+			if (!eval_move(PT_DUST, playerp[7], playerp[8], NULL))
 			{
 				playerp[21] = -3;
-				playerp[22] = -2;
-				playerp[19] = -2;
-			}
-
-			if (pmap[(int)(playerp[16]-1)][(int)(playerp[15])])
-			{
-				playerp[25] = -3;
-				playerp[26] = -2;
-				playerp[23] = -2;
+				playerp[19] = -1;
+				playerp[22] = -3;
 			}
 		}
 		else
 		{
-			if (pmap[(int)(playerp[8]-1)][(int)(playerp[7])])  //It should move another way in liquids
+			if (!eval_move(PT_DUST, playerp[15], playerp[16], NULL))
 			{
-				playerp[21] = -1;
-				playerp[22] = -1;
+				playerp[25] = -3;
 				playerp[19] = -1;
-			}
-
-			if (pmap[(int)(playerp[16]-1)][(int)(playerp[15])])
-			{
-				playerp[25] = -1;
-				playerp[26] = -1;
-				playerp[23] = -1;
+				playerp[26] = -3;
 			}
 		}
 	}
 
 	//Go right
-	r = pmap[(int)(parts[i].y+10)][(int)(parts[i].x)];
-	if (((int)(playerp[0])&0x02) == 0x02 && (((r&0xFF)>=PT_NUM) || ptypes[r&0xFF].state != ST_GAS))
+	if (((int)(playerp[0])&0x02) == 0x02)
 	{
-		if (r>=PT_NUM || (ptypes[r&0xFF].state != ST_LIQUID
-		        && (r&0xFF) != PT_LNTG))
+		if (playerp[7]<playerp[15])
 		{
-			if (pmap[(int)(playerp[8]-1)][(int)(playerp[7])])
+			if (!eval_move(PT_DUST, playerp[7], playerp[8], NULL))
 			{
 				playerp[21] = 3;
-				playerp[22] = -2;
-				playerp[19] = 2;
-			}
-
-			if (pmap[(int)(playerp[16]-1)][(int)(playerp[15])])
-			{
-				playerp[25] = 3;
-				playerp[26] = -2;
-				playerp[23] = 2;
+				playerp[19] = 1;
+				playerp[22] = -3;
 			}
 		}
 		else
 		{
-			if (pmap[(int)(playerp[8]-1)][(int)(playerp[7])])
+			if (!eval_move(PT_DUST, playerp[15], playerp[16], NULL))
 			{
-				playerp[21] = 1;
-				playerp[22] = -1;
+				playerp[25] = 3;
 				playerp[19] = 1;
+				playerp[26] = -3;
 			}
-
-			if (pmap[(int)(playerp[16]-1)][(int)(playerp[15])])
-			{
-				playerp[25] = 1;
-				playerp[26] = -1;
-				playerp[23] = 1;
-			}
-
 		}
 	}
 
 	//Jump
-	if (((int)(playerp[0])&0x04) == 0x04 && (
-		(pmap[(int)(playerp[8]-0.5)][(int)(playerp[7])]&0xFF)>=PT_NUM ||
-		ptypes[pmap[(int)(playerp[8]-0.5)][(int)(playerp[7])]&0xFF].state != ST_GAS ||
-		(pmap[(int)(playerp[16]-0.5)][(int)(playerp[15])]&0xFF)>=PT_NUM ||
-		ptypes[pmap[(int)(playerp[16]-0.5)][(int)(playerp[15])]&0xFF].state != ST_GAS))
+	if (((int)(playerp[0])&0x04) == 0x04 && 
+			(!eval_move(PT_DUST, playerp[7], playerp[8], NULL) || !eval_move(PT_DUST, playerp[15], playerp[16], NULL)))
 	{
-		if (pmap[(int)(playerp[8]-0.5)][(int)(playerp[7])] || pmap[(int)(playerp[16]-0.5)][(int)(playerp[15])])
-		{
-			parts[i].vy = -5;
-			playerp[22] -= 1;
-			playerp[26] -= 1;
-		}
+		parts[i].vy = -5;
+		playerp[22] -= 1;
+		playerp[26] -= 1;
 	}
 
 	//Charge detector wall if foot inside
@@ -290,78 +251,31 @@ int run_stickman(float* playerp, UPDATE_FUNC_ARGS) {
 	playerp[11] += (playerp[11]-parts[i].x)*d;
 	playerp[12] += (playerp[12]-parts[i].y)*d;
 
-	//Side collisions checking
-	for (rx = -3; rx <= 3; rx++)
+	if (!eval_move(PT_DUST, playerp[7], playerp[8], NULL))
 	{
-		r = pmap[(int)(playerp[16]-2)][(int)(playerp[15]+rx)];
-		if (r && ((r&0xFF)>=PT_NUM || (ptypes[r&0xFF].state != ST_GAS && ptypes[r&0xFF].state != ST_LIQUID)))
-			playerp[15] -= rx;
-
-		r = pmap[(int)(playerp[8]-2)][(int)(playerp[7]+rx)];
-		if (r && ((r&0xFF)>=PT_NUM || (ptypes[r&0xFF].state != ST_GAS && ptypes[r&0xFF].state != ST_LIQUID)))
-			playerp[7] -= rx;
+		playerp[7] = playerp[9];
+		playerp[8] = playerp[10];
 	}
 
-	//Collision checks
-	for (ry = -2-(int)parts[i].vy; ry<=0; ry++)
+	if (!eval_move(PT_DUST, playerp[15], playerp[16], NULL))
 	{
-		r = pmap[(int)(playerp[8]+ry)][(int)(playerp[7]+0.5)];  //This is to make coding more pleasant :-)
-
-		//For left leg
-		if (r && (r&0xFF)!=PT_STKM)
-		{
-			if ((r&0xFF)<PT_NUM && (ptypes[r&0xFF].state == ST_LIQUID || (r&0xFF) == PT_LNTG)) //Liquid checks
-			{
-				if (parts[i].y<(playerp[8]-10))
-					parts[i].vy = 1*dt;
-				else
-					parts[i].vy = 0;
-				if (abs(parts[i].vx)>1)
-					parts[i].vx *= 0.5*dt;
-			}
-			else
-			{
-				if ((r&0xFF)>=PT_NUM || ptypes[r&0xFF].state != ST_GAS)
-				{
-					playerp[8] += ry-1;
-					parts[i].vy -= 0.5*parts[i].vy*dt;
-				}
-			}
-			playerp[9] = playerp[7];
-		}
-
-		r = pmap[(int)(playerp[16]+ry)][(int)(playerp[15]+0.5)];
-
-		//For right leg
-		if (r && (r&0xFF)!=PT_STKM)
-		{
-			if ((r&0xFF)<PT_NUM && (ptypes[r&0xFF].state == ST_LIQUID || (r&0xFF) == PT_LNTG))
-			{
-				if (parts[i].y<(playerp[16]-10))
-					parts[i].vy = 1*dt;
-				else
-					parts[i].vy = 0;
-				if (abs(parts[i].vx)>1)
-					parts[i].vx *= 0.5*dt;
-			}
-			else
-			{
-				if ((r&0xFF)>=PT_NUM || ptypes[r&0xFF].state != ST_GAS)
-				{
-					playerp[16] += ry-1;
-					parts[i].vy -= 0.5*parts[i].vy*dt;
-				}
-			}
-			playerp[17] = playerp[15];
-		}
+		playerp[15] = playerp[17];
+		playerp[16] = playerp[18];
+	}
 
-		//If it falls too fast
-		if (parts[i].vy>=30)
-		{
-			parts[i].y -= (10+ry)*dt;
-			parts[i].vy = -10*dt;
-		}
+	//This makes stick man "pop" from obstacles
+	if (!eval_move(PT_DUST, playerp[7], playerp[8], NULL))
+	{
+		float t;
+		t = playerp[7]; playerp[7] = playerp[9]; playerp[9] = t;
+		t = playerp[8]; playerp[8] = playerp[10]; playerp[10] = t;
+	}
 
+	if (!eval_move(PT_DUST, playerp[15], playerp[16], NULL))
+	{
+		float t;
+		t = playerp[15]; playerp[15] = playerp[17]; playerp[17] = t;
+		t = playerp[16]; playerp[16] = playerp[18]; playerp[18] = t;
 	}
 
 	//Keeping legs distance