internal static void TestModel(MyMesh mesh)
{
if (m_test == null)
{
m_test = new MyMergeInstancing();
m_test.m_rootMaterial = MyAssetsLoader.GetModel("Models//Cubes//Large//StoneCube.mwm").LODs[0].m_meshInfo.m_submeshes[MyMesh.DEFAULT_MESH_TECHNIQUE][0].Material;
}
if (m_test.IsMergable(mesh))
{
Debug.WriteLine(String.Format("{0} mergable: {1}", mesh.Name, m_test.IsMergable(mesh)));
}
}
internal override void AddMesh(string mesh)
{
if (m_includedMeshes.Get(mesh) != null)
{
return;
}
var meshInfo = MyAssetsLoader.GetModel(mesh).LODs[0].m_meshInfo;
var indices = meshInfo.Indices;
List <int> meshPages = new List <int>();
uint indexOffset = (uint)m_vertexPositionList.Count;
for (int v = 0; v < meshInfo.VertexPositions.Length; v++)
{
m_vertexPositionList.Add(meshInfo.VertexPositions[v]);
m_vertexNormalList.Add(meshInfo.VertexExtendedData[v]);
}
for (int k = 0; k < indices.Length; k += m_pageSize)
{
int iEnd = Math.Min(k + m_pageSize, indices.Length);
for (int i = k; i < iEnd; i++)
{
m_indicesList.Add(indices[i] + indexOffset);
}
meshPages.Add(m_pagesUsed++);
}
if ((indices.Length % m_pageSize) != 0)
{
uint lastIndex = m_indicesList[m_indicesList.Count - 1];
for (int i = indices.Length % m_pageSize; i < m_pageSize; i++)
{
m_indicesList.Add(lastIndex);
}
}
m_includedMeshes[mesh] = meshPages;
}
internal override void AddMesh(string mesh)
{
if (m_includedMeshes.Get(mesh) != null)
{
return;
}
var meshInfo = MyAssetsLoader.GetModel(mesh).LODs[0].m_meshInfo;
var indices = meshInfo.Indices;
List <int> meshPages = new List <int>();
for (int k = 0; k < indices.Length; k += m_pageSize)
{
int iEnd = Math.Min(k + m_pageSize, indices.Length);
for (int i = k; i < iEnd; i++)
{
m_vertexPositionList.Add(meshInfo.VertexPositions[indices[i]]);
m_vertexNormalList.Add(meshInfo.VertexExtendedData[indices[i]]);
}
meshPages.Add(m_pagesUsed++);
}
if ((indices.Length % m_pageSize) != 0)
{
// add degenerate triangles
for (int i = indices.Length % m_pageSize; i < m_pageSize; i++)
{
m_vertexPositionList.Add(new MyVertexFormatPositionHalf4());
m_vertexNormalList.Add(new MyVertexFormatTexcoordNormalTangent());
}
}
m_includedMeshes[mesh] = meshPages;
}
internal override void Draw()
{
var RC = MyImmediateRC.RC;
RC.Context.InputAssembler.PrimitiveTopology = PrimitiveTopology.TriangleList;
var mapping = MyMapping.MapDiscard(RC.Context, MyCommon.ProjectionConstants.Buffer);
mapping.stream.Write(Matrix.Transpose(MyEnvironment.ViewProjection));
mapping.Unmap();
RC.Context.Rasterizer.SetViewport(0, 0, MyRender.ViewportResolution.X, MyRender.ViewportResolution.Y);
RC.Context.PixelShader.SetSamplers(0, MyRender.StandardSamplers);
RC.SetCB(MyCommon.FRAME_SLOT, MyCommon.FrameConstants.Buffer);
RC.SetCB(MyCommon.PROJECTION_SLOT, MyCommon.ProjectionConstants.Buffer);
RC.SetVS(m_vs);
RC.SetPS(m_ps);
RC.SetIL(m_inputLayout);
RC.BindGBufferForWrite(MyGBuffer.Main);
foreach (var m in m_meshes)
{
RC.BindRawSRV(0, m.Value.m_instanceBuffer.m_SRV);
var meshInfo = MyAssetsLoader.GetModel(m.Key).LODs[0].m_meshInfo;
RC.SetVB(meshInfo.VB.Select(x => x.Buffer).ToArray(), meshInfo.VB.Select(x => x.Stride).ToArray());
RC.SetIB(meshInfo.IB.Buffer, meshInfo.IB.Format);
RC.Context.DrawIndexedInstanced(meshInfo.IndicesNum, m.Value.instancesCounter, 0, 0, 0);
}
}
