public void AddPoint(Rect rect, Color color)
{
ControlPointRenderer.RenderChunk renderChunk = this.GetRenderChunk();
int count = renderChunk.vertices.Count;
renderChunk.vertices.Add(new Vector3(rect.xMin, rect.yMin, 0f));
renderChunk.vertices.Add(new Vector3(rect.xMax, rect.yMin, 0f));
renderChunk.vertices.Add(new Vector3(rect.xMax, rect.yMax, 0f));
renderChunk.vertices.Add(new Vector3(rect.xMin, rect.yMax, 0f));
renderChunk.colors.Add(color);
renderChunk.colors.Add(color);
renderChunk.colors.Add(color);
renderChunk.colors.Add(color);
renderChunk.uvs.Add(new Vector2(0f, 0f));
renderChunk.uvs.Add(new Vector2(1f, 0f));
renderChunk.uvs.Add(new Vector2(1f, 1f));
renderChunk.uvs.Add(new Vector2(0f, 1f));
renderChunk.indices.Add(count);
renderChunk.indices.Add(count + 1);
renderChunk.indices.Add(count + 2);
renderChunk.indices.Add(count);
renderChunk.indices.Add(count + 2);
renderChunk.indices.Add(count + 3);
renderChunk.isDirty = true;
}
public void Clear()
{
for (int i = 0; i < this.m_RenderChunks.Count; i++)
{
ControlPointRenderer.RenderChunk renderChunk = this.m_RenderChunks[i];
renderChunk.mesh.Clear();
renderChunk.vertices.Clear();
renderChunk.colors.Clear();
renderChunk.uvs.Clear();
renderChunk.indices.Clear();
renderChunk.isDirty = true;
}
}
private ControlPointRenderer.RenderChunk CreateRenderChunk()
{
ControlPointRenderer.RenderChunk renderChunk = new ControlPointRenderer.RenderChunk();
renderChunk.mesh = new Mesh();
renderChunk.mesh.name = "ControlPointRendererMesh";
renderChunk.mesh.hideFlags |= HideFlags.DontSave;
renderChunk.vertices = new List <Vector3>();
renderChunk.colors = new List <Color32>();
renderChunk.uvs = new List <Vector2>();
renderChunk.indices = new List <int>();
this.m_RenderChunks.Add(renderChunk);
return(renderChunk);
}
public void Render()
{
Material material = ControlPointRenderer.material;
material.SetTexture("_MainTex", this.m_Icon);
material.SetPass(0);
for (int i = 0; i < this.m_RenderChunks.Count; i++)
{
ControlPointRenderer.RenderChunk renderChunk = this.m_RenderChunks[i];
if (renderChunk.isDirty)
{
renderChunk.mesh.vertices = renderChunk.vertices.ToArray();
renderChunk.mesh.colors32 = renderChunk.colors.ToArray();
renderChunk.mesh.uv = renderChunk.uvs.ToArray();
renderChunk.mesh.SetIndices(renderChunk.indices.ToArray(), MeshTopology.Triangles, 0);
renderChunk.isDirty = false;
}
Graphics.DrawMeshNow(renderChunk.mesh, Handles.matrix);
}
}
