public RenderBatch <TVertex> GetBatch <TVertex>(ITexture texture1, ITexture texture2, IMaterial material, int vertexCount, int indexCount)
where TVertex : unmanaged
{
var atlas1 = texture1?.AtlasTexture;
var atlas2 = texture2?.AtlasTexture;
var typedLastBatch = lastBatch as RenderBatch <TVertex>;
var needMesh = typedLastBatch == null ||
typedLastBatch.LastVertex + vertexCount > RenderBatchLimits.MaxVertices ||
typedLastBatch.LastIndex + indexCount > RenderBatchLimits.MaxIndices;
if (needMesh ||
typedLastBatch.Texture1 != atlas1 ||
typedLastBatch.Texture2 != atlas2 ||
typedLastBatch.Material != material ||
typedLastBatch.Material.PassCount != 1
)
{
typedLastBatch = RenderBatch <TVertex> .Acquire(needMesh?null : typedLastBatch);
typedLastBatch.Texture1 = atlas1;
typedLastBatch.Texture2 = atlas2;
typedLastBatch.Material = material;
Batches.Add(typedLastBatch);
lastBatch = typedLastBatch;
}
return(typedLastBatch);
}
public RenderBatch GetBatch(IMaterial material, int vertexCount, int indexCount)
{
bool needMesh = lastBatch == null ||
lastBatch.LastVertex + vertexCount > RenderBatch.VertexBufferCapacity ||
lastBatch.LastIndex + indexCount > RenderBatch.IndexBufferCapacity;
if (!needMesh && lastBatch.Material == material && material.PassCount == 1)
{
return(lastBatch);
}
var batch = RenderBatch.Acquire(needMesh ? null : lastBatch);
batch.Material = material;
Batches.Add(batch);
lastBatch = batch;
return(batch);
}