public static void practice15()
{
MyPaint paint = new MyPaint();
TriangleDraw t = new TriangleDraw(3, 4, 5);
paint.DrawShape(t);
Console.WriteLine();
//Output
//
//Draw Triangle(3,4,5)
RectangleDraw r = new RectangleDraw(5, 10);
paint.DrawShape(r);
Console.WriteLine();
//
//Draw Triangle(3,4,5)
//Draw Rectangle(5,10)
CustomShapeDraw c = new CustomShapeDraw(5, 10, 2, 2);
paint.DrawShape(c);
Console.WriteLine();
//Draw Triangle(3,4,5)
//Draw Rectangle(5,10)
//Draw CustomShape(5,10,2,2)
}
public void Generate(TextureParam _output)
{
int seed = (int)m_Seed;
Random.InitState(seed);
RenderTexture destination = CreateRenderDestination(null, _output);
TriangleDraw.GPUStart(destination);
float angle = 0;;
Color prevCol = Color.white * (m_OuterBrightness + m_RandomizeOuterBrightness * Random.value);
prevCol.a = 1;
Vector3 prev = new Vector3(m_X + Mathf.Cos(angle + m_Angle * Mathf.Deg2Rad) * Radius, m_Y + Mathf.Sin(angle + m_Angle * Mathf.Deg2Rad) * Radius, 0);
prev += new Vector3((Random.value - 0.5f) * m_RandomizeVertPos, (Random.value - 0.5f) * m_RandomizeVertPos, 0);
Color midCol = Color.white * (m_InnerBrightness + m_RandomizeInnerBrightness * Random.value);
midCol.a = 1;
Vector3 mid = new Vector3(m_X, m_Y, 0);
mid += new Vector3(Random.value * m_RandomizeVertPos, Random.value * m_RandomizeVertPos, 0);
Vector3 firstPos = prev;
Color firstCol = prevCol;
int sides = (int)m_Sides;
float step = Mathf.PI * 2 / sides;
float count = 1;
for (angle = step; angle < Mathf.PI * 2 - step * 0.5f; angle += step, count += 1.0f)
{
Vector3 pos = new Vector3(m_X + Mathf.Cos(angle + m_Angle * Mathf.Deg2Rad) * Radius, m_Y + Mathf.Sin(angle + m_Angle * Mathf.Deg2Rad) * Radius, 0);
pos += new Vector3((Random.value - 0.5f) * m_RandomizeVertPos, (Random.value - 0.5f) * m_RandomizeVertPos, 0);
Color col = Color.white * (m_OuterBrightness + m_RandomizeOuterBrightness * Random.value + m_IncrementBrightnessPerVert * count);
col.a = 1;
TriangleDraw.AddVertsForTri(
prev,
mid,
pos,
prevCol, midCol, col);
prev = pos;
prevCol = col;
}
TriangleDraw.AddVertsForTri(
prev,
mid,
firstPos,
prevCol, midCol, firstCol);
TriangleDraw.GPUEnd();
}
public static void practice14()
{
MyPaint paint = new MyPaint();
TriangleDraw t = new TriangleDraw(3, 4, 5);
paint.DrawShape(t);
Console.WriteLine();
RectangleDraw r = new RectangleDraw(5, 5);
paint.DrawShape(r);
Console.WriteLine();
CustomShape c = new CustomShape(3, 3, 3, 3);
paint.DrawShape(c);
Console.WriteLine();
}
public void Generate(TextureParam _output)
{
int seed = (int)m_MaterialIndex;
Random.InitState(seed);
RenderTexture destination = CreateRenderDestination(null, _output);
TriangleDraw.GPUStart(destination, GL.LINES);
List <Vector2> uvs = new List <Vector2>();
List <Vector3> norms = new List <Vector3>();
List <Vector3> pos = new List <Vector3>();
if ((int)m_MaterialIndex.m_Value >= m_Mesh.subMeshCount)
{
m_MaterialIndex.Set(m_Mesh.subMeshCount - 1);
}
int[] indicies = m_Mesh.GetIndices((int)m_MaterialIndex.m_Value);
m_Mesh.GetUVs(0, uvs);
m_Mesh.GetNormals(norms);
m_Mesh.GetVertices(pos);
Vector3[] averageTri = new Vector3[indicies.Length / 3];
Dictionary <double, Int64> edgeToTri = new Dictionary <double, long>();
Dictionary <Int64, int> TriTriToEdge = new Dictionary <Int64, int>();
for (int i = 0; i < indicies.Length; i += 3)
{
int i0 = indicies[i];
int i1 = indicies[i + 1];
int i2 = indicies[i + 2];
Vector3 n0 = norms[i0];
Vector3 n1 = norms[i1];
Vector3 n2 = norms[i2];
Vector3 p0 = pos[i0];
Vector3 p1 = pos[i1];
Vector3 p2 = pos[i2];
Vector3 average = (n0 + n1 + n2) * .3333333333f;
averageTri[i / 3] = average;
double key = GetEdgeKey(i0, i1);
long triIndex = (i / 3) + 1;
long existingTri = 0;
edgeToTri.TryGetValue(key, out existingTri);
Debug.Log(" key " + key + " ia " + i0 + " ib " + i1 + " tri: " + (i / 3) + "existing from dict " + existingTri);
if (edgeToTri.ContainsKey(key))
{
Int64 tris = edgeToTri[key];
if (tris < (1 << 30))
{//allready done
tris |= triIndex << 32;
edgeToTri[key] = tris;
TriTriToEdge[tris] = 0;
}
else
{
Debug.LogError("e0 third attempt at tri " + (i / 3));
}
}
else
{
edgeToTri[key] = triIndex;
TriTriToEdge[triIndex] = 0;
}
key = GetEdgeKey(i1, i2);
edgeToTri.TryGetValue(key, out existingTri);
Debug.Log(" key " + key + " ia " + i1 + " ib " + i2 + " tri: " + (i / 3) + "existing from dict " + existingTri);
if (edgeToTri.ContainsKey(key))
{
Int64 tris = edgeToTri[key];
if (tris < (1 << 30))
{//allready done
tris |= triIndex << 32;
edgeToTri[key] = tris;
TriTriToEdge[tris] = 1;
}
else
{
Debug.LogError("e1 third attempt at tri " + (i / 3));
}
}
else
{
edgeToTri[key] = triIndex;
TriTriToEdge[triIndex] = 1;
}
key = GetEdgeKey(i2, i0);
edgeToTri.TryGetValue(key, out existingTri);
Debug.Log(" key " + key + " ia " + i2 + " ib " + i0 + " tri: " + (i / 3) + "existing from dict " + existingTri);
if (edgeToTri.ContainsKey(key))
{
Int64 tris = edgeToTri[key];
if (tris < (1 << 30))
{//allready done
tris |= triIndex << 32;
edgeToTri[key] = tris;
TriTriToEdge[tris] = 2;
}
else
{
Debug.LogError("e2 third attempt at tri " + (i / 3));
}
}
else
{
edgeToTri[key] = triIndex;
TriTriToEdge[triIndex] = 2;
}
}
TriangleDraw.AddCol(Color.white);
foreach (double key in edgeToTri.Keys)
{
long index = edgeToTri[key];
int left = (int)(index & 0xfffffff) - 1;
int right = (int)((index >> 32) & 0xfffffffff) - 1;
bool drawEdge = false;
if (right < 0)
{
drawEdge = false;
int offset = TriTriToEdge[index];
int v0 = left * 3 + offset;
int v1 = left * 3 + ((offset + 1) % 3);
Vector3 uv0 = uvs[indicies[v0]];
Vector3 uv1 = uvs[indicies[v1]];
TriangleDraw.AddVert(new Vector3(uv0.x, uv0.y, 0));
TriangleDraw.AddVert(new Vector3(uv1.x, uv1.y, 0));
}
else
{
float dot = Vector3.Dot(averageTri[left], averageTri[right]);
if (dot < m_EdgeAngleDif && right >= 0)
{
drawEdge = true;
}
}
if (drawEdge)
{
int offset = TriTriToEdge[index];
int v0 = right * 3 + offset;
int v1 = right * 3 + (offset + 1) % 3;
Vector3 uv0 = uvs[indicies[v0]];
Vector3 uv1 = uvs[indicies[v1]];
TriangleDraw.AddVert(new Vector3(uv0.x, uv0.y, 0));
TriangleDraw.AddVert(new Vector3(uv1.x, uv1.y, 0));
}
}
/*
* for (int i = 0; i < indicies.Length; i +=3)
* {
* Vector3 uv0 = uvs[indicies[i]];
* Vector3 uv1 = uvs[indicies[i+1]];
* Vector3 uv2 = uvs[indicies[i+2]];
* TriangleDraw.AddVert(new Vector3(uv0.x,uv0.y,0));
* TriangleDraw.AddVert(new Vector3(uv1.x, uv1.y, 0));
*
* TriangleDraw.AddVert(new Vector3(uv1.x, uv1.y, 0));
* TriangleDraw.AddVert(new Vector3(uv2.x, uv2.y, 0));
*
* TriangleDraw.AddVert(new Vector3(uv2.x, uv2.y, 0));
* TriangleDraw.AddVert(new Vector3(uv0.x, uv0.y, 0));
* }
*/
TriangleDraw.GPUEnd();
}
