private void RenderCache_IterateMaterial(int materialIndex)
{
// Set up context variables
KeyValuePair <Material, ModelInstanceManager.MIDArray> currentKVP = currentInstanceData[materialIndex];
Material currentMaterial = currentKVP.Key;
ModelInstanceManager.MIDArray currentMID = currentKVP.Value;
// Skip this material if it or its shader are disposed
if (currentMaterial.IsDisposed || currentMaterial.Shader.IsDisposed)
{
return;
}
// Prepare shader according to material params, and switch to it or update it
if (lastSetFragmentShader != currentMaterial.Shader || lastFrameNum != frameNum)
{
lastSetFragmentShader = currentMaterial.Shader;
lastFrameNum = frameNum;
QueueShaderSwitch(lastSetFragmentShader);
}
QueueShaderResourceUpdate(lastSetFragmentShader, currentMaterial.FragmentShaderResourcePackage);
// Filter & sort
if (materialFilteringWorkspace == null || materialFilteringWorkspace.Length < currentCache.NumModels)
{
materialFilteringWorkspace = new FastClearList <Transform> [currentCache.NumModels];
for (int i = 0; i < materialFilteringWorkspace.Length; ++i)
{
materialFilteringWorkspace[i] = new FastClearList <Transform>();
}
}
for (int i = 0; i < materialFilteringWorkspace.Length; ++i)
{
materialFilteringWorkspace[i].Clear();
}
ModelInstanceData *midData = currentMID.Data;
uint numInstances = 0U;
for (uint i = 0U; i < currentMID.Length; ++i)
{
ModelInstanceData curMID = midData[i];
if (!curMID.InUse)
{
continue;
}
SceneLayer layer = currentSceneLayers[curMID.SceneLayerIndex];
if (layer == null || !layer.GetRenderingEnabled() || !addedSceneLayers.Contains(layer))
{
continue;
}
materialFilteringWorkspace[curMID.ModelIndex].Add(curMID.Transform);
++numInstances;
}
// Concatenate & queue render commands
if (instanceConcatWorkspace == null || instanceConcatWorkspace.Length < numInstances)
{
instanceConcatWorkspace = new Matrix[numInstances << 1]; // x2 so we don't create loads of garbage if the count keeps increasing by 1
}
uint instanceStartOffset = RenderCache_IterateMaterial_ConcatReserve(numInstances);
uint nextWorkspaceIndex = 0;
uint outVBStartIndex, outIBStartIndex, outVBCount, outIBCount;
for (uint mI = 0U; mI < materialFilteringWorkspace.Length; ++mI)
{
FastClearList <Transform> filteredTransformList = materialFilteringWorkspace[mI];
int numFilteredTransforms = filteredTransformList.Count;
if (numFilteredTransforms == 0)
{
continue;
}
currentCache.GetModelBufferValues(mI, out outVBStartIndex, out outIBStartIndex, out outVBCount, out outIBCount);
QueueRenderCommand(RenderCommand.DrawIndexedInstanced(
(int)outVBStartIndex,
outIBStartIndex,
outIBCount,
nextWorkspaceIndex + instanceStartOffset,
(uint)numFilteredTransforms
));
for (int iI = 0; iI < numFilteredTransforms; ++iI)
{
instanceConcatWorkspace[nextWorkspaceIndex++] = filteredTransformList[iI].AsMatrixTransposed;
}
}
RenderCache_IterateMaterial_Concat(instanceConcatWorkspace, instanceStartOffset, numInstances);
}
public unsafe void TestGetModelBufferValues()
{
// Define variables and constants
const int FAKE_CACHE_ID = 1351616;
IVertexBuffer[] buffers = new IVertexBuffer[2];
buffers[0] = BufferFactory.NewVertexBuffer <Vector3>()
.WithInitialData(new[] { Vector3.ONE * 0f, Vector3.ONE * 1f, Vector3.ONE * 2f, Vector3.ONE * 3f, Vector3.ONE * 4f, Vector3.ONE * 5f })
.WithUsage(ResourceUsage.Immutable)
.Create();
buffers[1] = BufferFactory.NewVertexBuffer <Vector2>()
.WithInitialData(new[] { Vector2.ONE * 0f, Vector2.ONE * 1f, Vector2.ONE * 2f, Vector2.ONE * 3f, Vector2.ONE * 4f, Vector2.ONE * 5f })
.WithUsage(ResourceUsage.Immutable)
.Create();
string[] semantics = { "POSITION", "TEXCOORD" };
ResourceFormat[] formats = { ResourceFormat.R32G32B32Float, ResourceFormat.R32G32Float };
IndexBuffer indices = BufferFactory.NewIndexBuffer()
.WithInitialData(new uint[] { 0, 1, 2, 1, 2, 0, 2, 1, 0, 3, 4, 5, 4, 5, 3, 5, 3, 4, 5, 3, 4 })
.WithUsage(ResourceUsage.Immutable);
AlignedAllocation <uint> componentStartPointsAlloc = AlignedAllocation <uint> .AllocArray(7L, 3);
*(((uint *)componentStartPointsAlloc.AlignedPointer) + 0) = 0U;
*(((uint *)componentStartPointsAlloc.AlignedPointer) + 1) = 3U;
*(((uint *)componentStartPointsAlloc.AlignedPointer) + 2) = 6U;
AlignedAllocation <uint> indexStartPointsAlloc = AlignedAllocation <uint> .AllocArray(7L, 3);
*(((uint *)indexStartPointsAlloc.AlignedPointer) + 0) = 0U;
*(((uint *)indexStartPointsAlloc.AlignedPointer) + 1) = 9U;
*(((uint *)indexStartPointsAlloc.AlignedPointer) + 2) = 21U;
Dictionary <string, ModelHandle> modelNameMap = new Dictionary <string, ModelHandle>()
{
{ FAKE_CACHE_ID + "A", new ModelHandle(FAKE_CACHE_ID, 0U) },
{ FAKE_CACHE_ID + "B", new ModelHandle(FAKE_CACHE_ID, 1U) }
};
const uint NUM_MODELS = 2;
uint outVBStartIndex, outIBStartIndex, outVBCount, outIBCount;
// Set up context
GeometryCache cache = new GeometryCache(
buffers, semantics, formats,
indices, componentStartPointsAlloc, indexStartPointsAlloc,
NUM_MODELS, typeof(FakeVertex), FAKE_CACHE_ID, modelNameMap
);
// Execute
cache.GetModelBufferValues(0U, out outVBStartIndex, out outIBStartIndex, out outVBCount, out outIBCount);
// Assert outcome
Assert.AreEqual(0U, outVBStartIndex);
Assert.AreEqual(0U, outIBStartIndex);
Assert.AreEqual(3U, outVBCount);
Assert.AreEqual(9U, outIBCount);
cache.GetModelBufferValues(1U, out outVBStartIndex, out outIBStartIndex, out outVBCount, out outIBCount);
Assert.AreEqual(3U, outVBStartIndex);
Assert.AreEqual(9U, outIBStartIndex);
Assert.AreEqual(3U, outVBCount);
Assert.AreEqual(12U, outIBCount);
#if !DEVELOPMENT && !RELEASE
try {
cache.GetModelBufferValues(2U, out outVBStartIndex, out outIBStartIndex, out outVBCount, out outIBCount);
Assert.Fail();
}
catch (AssuranceFailedException) { }
#endif
cache.Dispose();
}
public void ShouldCookParametersCorrectly()
{
// Define variables and constants
GeometryCacheBuilder <TestVertex> testVertexCacheBuilder = new GeometryCacheBuilder <TestVertex>();
int cacheID = (int)typeof(GeometryCacheBuilder <TestVertex>).GetField("cacheID", BindingFlags.Instance | BindingFlags.NonPublic).GetValue(testVertexCacheBuilder);
TestVertex[] model1Verts =
{
new TestVertex(Vector3.ONE * 0f, Vector2.ONE * 0f),
new TestVertex(Vector3.ONE * 1f, Vector2.ONE * 1f),
new TestVertex(Vector3.ONE * 2f, Vector2.ONE * 2f),
};
TestVertex[] model2Verts =
{
new TestVertex(Vector3.ONE * 3f, Vector2.ONE * 3f),
new TestVertex(Vector3.ONE * 4f, Vector2.ONE * 4f),
new TestVertex(Vector3.ONE * 5f, Vector2.ONE * 5f),
};
uint[] model1Indices =
{
0U, 1U, 2U,
1U, 2U, 0U,
2U, 0U, 1U
};
uint[] model2Indices =
{
3U, 4U, 5U,
4U, 5U, 3U,
5U, 3U, 4U,
3U, 5U, 4U
};
uint outVBStartIndex, outIBStartIndex, outVBCount, outIBCount;
// Set up context
Assert.AreEqual(new ModelHandle(cacheID, 0U), testVertexCacheBuilder.AddModel("SCPC_a", model1Verts, model1Indices));
Assert.AreEqual(new ModelHandle(cacheID, 1U), testVertexCacheBuilder.AddModel("SCPC_b", model2Verts, model2Indices));
// Execute
GeometryCache result = testVertexCacheBuilder.Build();
// Assert outcome
Assert.AreEqual(cacheID, result.ID);
Assert.AreEqual(result, GeometryCache.GetCacheByID(cacheID));
Assert.AreEqual((uint)(model1Indices.Length + model2Indices.Length), result.IndexBuffer.Length);
Assert.AreEqual((uint)(model1Verts.Length + model2Verts.Length), result.VertexBuffers[0].Length);
Assert.AreEqual(2, result.VertexBuffers.Count);
Assert.AreEqual(ResourceFormat.R32G32B32Float, result.VertexFormats[0]);
Assert.AreEqual(ResourceFormat.R32G32Float, result.VertexFormats[1]);
Assert.AreEqual(2U, result.NumModels);
Assert.AreEqual(6U, result.NumVertices);
Assert.AreEqual(typeof(VertexBuffer <Vector3>), result.VertexBuffers[0].GetType());
Assert.AreEqual(typeof(VertexBuffer <Vector2>), result.VertexBuffers[1].GetType());
Assert.AreEqual("POSITION", result.VertexSemantics[0]);
Assert.AreEqual("TEXCOORD", result.VertexSemantics[1]);
result.GetModelBufferValues(0U, out outVBStartIndex, out outIBStartIndex, out outVBCount, out outIBCount);
Assert.AreEqual(0U, outVBStartIndex);
Assert.AreEqual(0U, outIBStartIndex);
Assert.AreEqual(3U, outVBCount);
Assert.AreEqual(9U, outIBCount);
result.GetModelBufferValues(1U, out outVBStartIndex, out outIBStartIndex, out outVBCount, out outIBCount);
Assert.AreEqual(3U, outVBStartIndex);
Assert.AreEqual(9U, outIBStartIndex);
Assert.AreEqual(3U, outVBCount);
Assert.AreEqual(12U, outIBCount);
#if !DEVELOPMENT && !RELEASE
try {
result.GetModelBufferValues(2U, out outVBStartIndex, out outIBStartIndex, out outVBCount, out outIBCount);
Assert.Fail();
}
catch (AssuranceFailedException) { }
#endif
result.Dispose();
}
