change all indexes to start at zero (4aed377d) · Commits · blackheaven / tinygraphs

draw/isogrids/hexa16.go

+56 −55

Original line number	Diff line number	Diff line
		@@ -77,8 +77,8 @@ func Hexa16(w http.ResponseWriter, key string, colors []color.RGBA, size, lines
		if (xL%2) == 0 && isInTriangleL(triangleId(xL, yL, left), xL, yL) {
		tid := triangleId(xL, yL, left)
		stid := subTriangleId(xL, yL, left, tid)
		stids := SubTriangleIdsFromId(9)
		if stids[tid-1] == stid {
		// stids := SubTriangleIdsFromId(0)
		if SubTriangleIdsFromId(0)[tid] == stid {
		canvas.Polygon(xs, ys, fillTriangle[0])
		} else {
		canvas.Polygon(xs, ys, "fill:rgb(255,255,0)")
		@@ -86,8 +86,9 @@ func Hexa16(w http.ResponseWriter, key string, colors []color.RGBA, size, lines
		} else if (xL%2) != 0 && isInTriangleR(triangleId(xL, yL, right), xL, yL) {
		tid := triangleId(xL, yL, right)
		stid := subTriangleId(xL, yL, right, tid)
		stids := SubTriangleIdsFromId(9)
		if stids[tid-1] == stid {
		stids := SubTriangleIdsFromId(0)

		if stids[tid] == stid {
		canvas.Polygon(xs, ys, fillTriangle[0])
		} else {
		canvas.Polygon(xs, ys, "fill:rgb(255,255,0)")
		@@ -102,8 +103,8 @@ func Hexa16(w http.ResponseWriter, key string, colors []color.RGBA, size, lines
		if (xLMirror%2) == 0 && isInTriangleL(triangleId(xLMirror, yLMirror, left), xLMirror, yLMirror) {
		tid := triangleId(xLMirror, yLMirror, left)
		stid := subTriangleId(xLMirror, yLMirror, left, tid)
		stids := SubTriangleIdsFromId(9)
		if stids[tid-1] == stid {
		stids := SubTriangleIdsFromId(0)
		if stids[tid] == stid {
		canvas.Polygon(xsMirror, ys, fillTriangle[0])
		} else {
		canvas.Polygon(xsMirror, ys, "fill:rgb(255,255,0)")
		@@ -111,8 +112,8 @@ func Hexa16(w http.ResponseWriter, key string, colors []color.RGBA, size, lines
		} else if (xLMirror%2) != 0 && isInTriangleR(triangleId(xLMirror, yLMirror, right), xLMirror, yLMirror) {
		tid := triangleId(xLMirror, yLMirror, right)
		stid := subTriangleId(xLMirror, yLMirror, right, tid)
		stids := SubTriangleIdsFromId(9)
		if stids[tid-1] == stid {
		stids := SubTriangleIdsFromId(0)
		if stids[tid] == stid {
		canvas.Polygon(xsMirror, ys, fillTriangle[0])
		} else {
		canvas.Polygon(xsMirror, ys, "fill:rgb(255,255,0)")
		@@ -142,8 +143,8 @@ func Hexa16(w http.ResponseWriter, key string, colors []color.RGBA, size, lines
		if (xL%2) != 0 && isInTriangleL(triangleId(xL, yL, left), xL, yL) {
		tid := triangleId(xL, yL, left)
		stid := subTriangleId(xL, yL, left, tid)
		stids := SubTriangleIdsFromId(9)
		if stids[tid-1] == stid {
		stids := SubTriangleIdsFromId(0)
		if stids[tid] == stid {
		canvas.Polygon(xs1, ys1, fillTriangle[0])
		} else {
		canvas.Polygon(xs1, ys1, "fill:rgb(255,255,0)")
		@@ -152,8 +153,8 @@ func Hexa16(w http.ResponseWriter, key string, colors []color.RGBA, size, lines
		} else if (xL%2) == 0 && isInTriangleR(triangleId(xL, yL, right), xL, yL) {
		tid := triangleId(xL, yL, right)
		stid := subTriangleId(xL, yL, right, tid)
		stids := SubTriangleIdsFromId(9)
		if stids[tid-1] == stid {
		stids := SubTriangleIdsFromId(0)
		if stids[tid] == stid {
		canvas.Polygon(xs1, ys1, fillTriangle[0])
		} else {
		canvas.Polygon(xs1, ys1, "fill:rgb(255,255,0)")
		@@ -168,8 +169,8 @@ func Hexa16(w http.ResponseWriter, key string, colors []color.RGBA, size, lines
		if (xL%2) == 0 && isInTriangleL(triangleId(xLMirror, yLMirror, left), xLMirror, yLMirror) {
		tid := triangleId(xLMirror, yLMirror, left)
		stid := subTriangleId(xLMirror, yLMirror, left, tid)
		stids := SubTriangleIdsFromId(9)
		if stids[tid-1] == stid {
		stids := SubTriangleIdsFromId(0)
		if stids[tid] == stid {
		canvas.Polygon(xs1, ys1, fillTriangle[0])
		} else {
		canvas.Polygon(xs1, ys1, "fill:rgb(255,255,0)")
		@@ -177,8 +178,8 @@ func Hexa16(w http.ResponseWriter, key string, colors []color.RGBA, size, lines
		} else if (xL%2) != 0 && isInTriangleR(triangleId(xLMirror, yLMirror, right), xLMirror, yLMirror) {
		tid := triangleId(xLMirror, yLMirror, right)
		stid := subTriangleId(xLMirror, yLMirror, right, tid)
		stids := SubTriangleIdsFromId(9)
		if stids[tid-1] == stid {
		stids := SubTriangleIdsFromId(0)
		if stids[tid] == stid {
		canvas.Polygon(xs1, ys1, fillTriangle[0])
		} else {
		canvas.Polygon(xs1, ys1, "fill:rgb(255,255,0)")
		@@ -195,7 +196,7 @@ func isInTriangleL(id, xL, yL int) bool {
		// id = 6
		// return false
		fmt.Printf("x: %d, y:%d, id:%d\n", xL, yL, id)
		if id == 1 {
		if id == 0 {
		if (yL == 2 && xL == 0) \|\|
		(yL == 3 && xL == 0) {
		log.Println("yes")
		@@ -205,7 +206,7 @@ func isInTriangleL(id, xL, yL int) bool {
		log.Println("yes")
		return true
		}
		} else if id == 2 {
		} else if id == 1 {
		if yL == 1 && xL == 0 {
		log.Println("yes")
		return true
		@@ -221,7 +222,7 @@ func isInTriangleL(id, xL, yL int) bool {
		log.Println("yes")
		return true
		}
		} else if id == 3 {
		} else if id == 2 {
		if (xL == 3 && yL == 0) \|\|
		(xL == 3 && yL == 1) {
		log.Println("yes")
		@@ -231,7 +232,7 @@ func isInTriangleL(id, xL, yL int) bool {
		log.Println("yes")
		return true
		}
		} else if id == 4 {
		} else if id == 3 {
		if yL == 2 && xL == 3 {
		log.Println("yes")
		return true
		@@ -247,7 +248,7 @@ func isInTriangleL(id, xL, yL int) bool {
		log.Println("yes")
		return true
		}
		} else if id == 5 {
		} else if id == 4 {
		if (xL == 3 && yL == 3) \|\|
		(xL == 3 && yL == 4) {
		log.Println("yes")
		@@ -257,7 +258,7 @@ func isInTriangleL(id, xL, yL int) bool {
		log.Println("yes")
		return true
		}
		} else if id == 6 {
		} else if id == 5 {
		if yL == 4 && xL == 0 {
		log.Println("yes")
		return true
		@@ -281,7 +282,7 @@ func isInTriangleR(id, xL, yL int) bool {
		// return false
		// id = 6
		fmt.Printf("x: %d, y:%d, id:%d\n", xL, yL, id)
		if id == 1 {
		if id == 0 {
		if (yL == 1 && xL == 0) \|\|
		(yL == 2 && xL == 0) \|\|
		(yL == 3 && xL == 0) {
		@@ -297,7 +298,7 @@ func isInTriangleR(id, xL, yL int) bool {
		log.Println("yes")
		return true
		}
		} else if id == 2 {
		} else if id == 1 {
		if yL == 1 && xL == 1 {
		log.Println("yes")
		return true
		@@ -305,7 +306,7 @@ func isInTriangleR(id, xL, yL int) bool {
		(yL == 1 && xL == 2) {
		return true
		}
		} else if id == 3 {
		} else if id == 2 {
		if (yL == 0 && xL == 3) \|\|
		(yL == 1 && xL == 3) \|\|
		(yL == 2 && xL == 3) {
		@@ -321,7 +322,7 @@ func isInTriangleR(id, xL, yL int) bool {
		log.Println("yes")
		return true
		}
		} else if id == 4 {
		} else if id == 3 {
		if yL == 2 && xL == 4 {
		log.Println("yes")
		return true
		@@ -329,7 +330,7 @@ func isInTriangleR(id, xL, yL int) bool {
		(yL == 3 && xL == 5) {
		return true
		}
		} else if id == 5 {
		} else if id == 4 {
		if (yL == 3 && xL == 3) \|\|
		(yL == 4 && xL == 3) \|\|
		(yL == 5 && xL == 3) {
		@@ -345,7 +346,7 @@ func isInTriangleR(id, xL, yL int) bool {
		log.Println("yes")
		return true
		}
		} else if id == 6 {
		} else if id == 5 {
		if yL == 4 && xL == 1 {
		log.Println("yes")
		return true
		@@ -411,33 +412,33 @@ func triangleId(x, y, direction int) int {

		for _, p := range t1 {
		if p[0] == x && p[1] == y && (direction == p[2] \|\| p[2] == both) {
		return 1
		return 0
		}
		}
		for _, p := range t2 {
		if p[0] == x && p[1] == y && (direction == p[2] \|\| p[2] == both) {
		return 2
		return 1
		}
		}
		for _, p := range t3 {
		if p[0] == x && p[1] == y && (direction == p[2] \|\| p[2] == both) {
		return 3
		return 2
		}
		}
		for _, p := range t4 {
		if p[0] == x && p[1] == y && (direction == p[2] \|\| p[2] == both) {
		return 4
		return 3
		}
		}
		for _, p := range t5 {
		if p[0] == x && p[1] == y && (direction == p[2] \|\| p[2] == both) {
		return 5
		return 4
		}
		}

		for _, p := range t6 {
		if p[0] == x && p[1] == y && (direction == p[2] \|\| p[2] == both) {
		return 6
		return 5
		}
		}

		@@ -513,50 +514,50 @@ func subTriangleId(x, y, direction, id int) int {
		{2, 5, left},
		}

		if id == 1 {
		if id == 0 {
		for i, p := range t1 {
		if p[0] == x && p[1] == y && (direction == p[2] \|\| p[2] == both) {
		return i + 1
		return i
		}
		}
		}

		if id == 2 {
		if id == 1 {
		for i, p := range t2 {
		if p[0] == x && p[1] == y && (direction == p[2] \|\| p[2] == both) {
		return i + 1
		return i
		}
		}
		}

		if id == 3 {
		if id == 2 {
		for i, p := range t3 {
		if p[0] == x && p[1] == y && (direction == p[2] \|\| p[2] == both) {
		return i + 1
		return i
		}
		}
		}

		if id == 4 {
		if id == 3 {
		for i, p := range t4 {
		if p[0] == x && p[1] == y && (direction == p[2] \|\| p[2] == both) {
		return i + 1
		return i
		}
		}
		}

		if id == 5 {
		if id == 4 {
		for i, p := range t5 {
		if p[0] == x && p[1] == y && (direction == p[2] \|\| p[2] == both) {
		return i + 1
		return i
		}
		}
		}

		if id == 6 {
		if id == 5 {
		for i, p := range t6 {
		if p[0] == x && p[1] == y && (direction == p[2] \|\| p[2] == both) {
		return i + 1
		return i
		}
		}
		}
		@@ -567,15 +568,15 @@ func subTriangleId(x, y, direction, id int) int {
		func SubTriangleIdsFromId(lookforSubTriangleId int) []int {

		m := map[int][]int{
		1: []int{1, 7, 9, 9, 3, 1},
		2: []int{2, 3, 6, 8, 7, 4},
		3: []int{3, 1, 1, 7, 9, 9},
		4: []int{4, 5, 8, 6, 5, 2},
		5: []int{5, 2, 4, 5, 8, 6},
		6: []int{6, 8, 7, 4, 2, 3},
		7: []int{7, 4, 2, 3, 6, 8},
		8: []int{8, 6, 5, 2, 4, 5},
		9: []int{9, 9, 3, 1, 1, 7},
		0: []int{0, 6, 8, 8, 2, 0},
		1: []int{1, 2, 5, 7, 6, 3},
		2: []int{2, 0, 0, 6, 8, 8},
		3: []int{3, 4, 7, 5, 4, 1},
		4: []int{4, 1, 3, 4, 7, 5},
		5: []int{5, 7, 6, 3, 1, 2},
		6: []int{6, 3, 1, 2, 5, 7},
		7: []int{7, 5, 4, 1, 3, 4},
		8: []int{8, 8, 2, 0, 0, 6},
		}
		if v, ok := m[lookforSubTriangleId]; ok {
		return v