void EnsureMesh(ICanvasResourceCreator resourceCreator)
{
if (gradientMesh != null)
{
return;
}
CanvasGradientMeshPatch[] patchArray = new CanvasGradientMeshPatch[patchPoints.Count];
for (int i = 0; i < patchPoints.Count; ++i)
{
CanvasGradientMeshPatch patch;
var points = patchPoints[i];
var colors = new Vector4[] { Color00.Color, Color03.Color, Color30.Color, Color33.Color };
var edges = new CanvasGradientMeshPatchEdge[] { Edge00To03, Edge03To33, Edge33To30, Edge30To00 };
if (patchPoints[i].Length == 12)
{
patch = CanvasGradientMesh.CreateCoonsPatch(points, colors, edges);
}
else
{
Debug.Assert(patchPoints[i].Length == 16);
patch = CanvasGradientMesh.CreateTensorPatch(points, colors, edges);
}
patchArray[i] = patch;
}
// Gradient meshes are allowed to be zero-sized, so there is no need to
// account for zero here.
gradientMesh = new CanvasGradientMesh(resourceCreator, patchArray);
}
void EnsureMesh(ICanvasResourceCreator resourceCreator)
{
if (gradientMesh != null) return;
CanvasGradientMeshPatch[] patchArray = new CanvasGradientMeshPatch[patchPoints.Count];
for (int i=0; i<patchPoints.Count; ++i)
{
CanvasGradientMeshPatch patch;
var points = patchPoints[i];
var colors = new Vector4[] { Color00.Color, Color03.Color, Color30.Color, Color33.Color };
var edges = new CanvasGradientMeshPatchEdge[] { Edge00To03, Edge03To33, Edge33To30, Edge30To00 };
if (patchPoints[i].Length == 12)
{
patch = CanvasGradientMesh.CreateCoonsPatch(points, colors, edges);
}
else
{
Debug.Assert(patchPoints[i].Length == 16);
patch = CanvasGradientMesh.CreateTensorPatch(points, colors, edges);
}
patchArray[i] = patch;
}
// Gradient meshes are allowed to be zero-sized, so there is no need to
// account for zero here.
gradientMesh = new CanvasGradientMesh(resourceCreator, patchArray);
}
/// <summary></summary>
public static CanvasGradientMeshPatch CreateTensorPatch(
global::Microsoft.Graphics.Canvas.Numerics.Vector2[] points,
global::Windows.UI.Color[] colors,
CanvasGradientMeshPatchEdge[] edges)
{
throw new System.NotImplementedException();
}
