/// <summary>
/// Rebuild the draw call's material.
/// </summary>
Material RebuildMaterial()
{
// Destroy the old material
DestroyDynamicMat();
// Create a new material
CreateMaterial();
// llm 2018-8-25 灰度相关
if (grey)
{
mDynamicMat.EnableKeyword("Use_Gray");
}
else
{
mDynamicMat.DisableKeyword("Use_Gray");
}
////////////////////////////////////////////
mDynamicMat.renderQueue = mRenderQueue;
// Assign the main texture
if (mTexture != null)
{
mDynamicMat.mainTexture = mTexture;
}
// Update the renderer
if (mRenderer != null)
{
mRenderer.sharedMaterials = new Material[] { mDynamicMat }
}
;
return(mDynamicMat);
}
void DestroyDynamicMat()
{
if (mDynamicMat == null)
{
return;
}
NGUITools.DestroyImmediate(mDynamicMat);
mMaterial = null;
mDynamicMat = null;
}
/// <summary>
/// Update the renderer's materials.
/// </summary>
void UpdateMaterials()
{
if (panel == null)
{
return;
}
// If clipping should be used, we need to find a replacement shader
if (mRebuildMat || mDynamicMat == null || mClipCount != panel.clipCount || mTextureClip != (panel.clipping == Clipping.TextureMask))
{
RebuildMaterial();
mRebuildMat = false;
}
else if (mRenderer.sharedMaterial != mDynamicMat)
{
#if UNITY_EDITOR
Debug.LogError("Hmm... This point got hit!");
#endif
mRenderer.sharedMaterials = new Material[] { mDynamicMat };
}
}
void PrepareMeshData()
{
int vcount = 0, ucount = 0, ccount = 0;
int i = 0, imax;
for (i = 0, imax = widgets.Count; i < imax; ++i)
{
vcount += widgets [i].geometry.vertCount;
ucount += widgets [i].geometry.uvs.size;
ccount += widgets [i].geometry.cols.size;
}
verts.AllocateMoreByCount(vcount);
uvs.AllocateMoreByCount(ucount);
cols.AllocateMoreByCount(ccount);
for (i = 0, imax = widgets.Count; i < imax; ++i)
{
widgets [i].WriteToBuffers(verts, uvs, cols, null, null);
}
widgets.Clear();
}