public DBufferManager()
: base(Decal.GetMaterialDBufferCount())
{
Debug.Assert(m_BufferCount <= 4);
m_RTIDs4 = new RenderTargetIdentifier[4];
m_RTIDs3 = new RenderTargetIdentifier[3];
}
public override void CreateBuffers()
{
GraphicsFormat[] rtFormat;
Decal.GetMaterialDBufferDescription(out rtFormat);
for (int dbufferIndex = 0; dbufferIndex < m_BufferCount; ++dbufferIndex)
{
m_RTs[dbufferIndex] = RTHandles.Alloc(Vector2.one, colorFormat: rtFormat[dbufferIndex], filterMode: FilterMode.Point, xrInstancing: true, useDynamicScale: true, name: string.Format("DBuffer{0}", dbufferIndex));
m_RTIDs[dbufferIndex] = m_RTs[dbufferIndex].nameID;
m_TextureShaderIDs[dbufferIndex] = HDShaderIDs._DBufferTexture[dbufferIndex];
}
// We use 8x8 tiles in order to match the native GCN HTile as closely as possible.
m_HTile = RTHandles.Alloc(size => new Vector2Int((size.x + 7) / 8, (size.y + 7) / 8), filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R8_UNorm, enableRandomWrite: true, xrInstancing: true, useDynamicScale: true, name: "DBufferHTile"); // Enable UAV
}
public override void CreateBuffers()
{
RenderTextureFormat[] rtFormat;
bool[] sRGBFlags;
Decal.GetMaterialDBufferDescription(out rtFormat, out sRGBFlags);
for (int dbufferIndex = 0; dbufferIndex < m_BufferCount; ++dbufferIndex)
{
m_RTs[dbufferIndex] = RTHandle.Alloc(Vector2.one, colorFormat: rtFormat[dbufferIndex], sRGB: sRGBFlags[dbufferIndex], filterMode: FilterMode.Point, name: string.Format("DBuffer{0}", dbufferIndex));
m_RTIDs[dbufferIndex] = m_RTs[dbufferIndex].nameID;
m_TextureShaderIDs[dbufferIndex] = HDShaderIDs._DBufferTexture[dbufferIndex];
}
// We use 8x8 tiles in order to match the native GCN HTile as closely as possible.
m_HTile = RTHandle.Alloc(size => new Vector2Int((size.x + 7) / 8, (size.y + 7) / 8), filterMode: FilterMode.Point, colorFormat: RenderTextureFormat.R8, sRGB: false, enableRandomWrite: true, name: "DBufferHTile"); // Enable UAV
}
public override void CreateBuffers()
{
GraphicsFormat[] rtFormat;
Decal.GetMaterialDBufferDescription(out rtFormat);
for (int dbufferIndex = 0; dbufferIndex < m_BufferCount; ++dbufferIndex)
{
m_RTs[dbufferIndex] = RTHandles.Alloc(Vector2.one, colorFormat: rtFormat[dbufferIndex], filterMode: FilterMode.Point, xrInstancing: true, useDynamicScale: true, name: string.Format("DBuffer{0}", dbufferIndex));
m_RTIDs[dbufferIndex] = m_RTs[dbufferIndex].nameID;
m_TextureShaderIDs[dbufferIndex] = HDShaderIDs._DBufferTexture[dbufferIndex];
}
supportsHTile = SystemInfo.IsFormatSupported(GraphicsFormat.R32_UInt, FormatUsage.LoadStore);
if (supportsHTile)
{
// We use 8x8 tiles in order to match the native GCN HTile as closely as possible.
m_HTile = RTHandles.Alloc(size => new Vector2Int((size.x + 7) / 8, (size.y + 7) / 8), filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R32_UInt, enableRandomWrite: true, xrInstancing: true, useDynamicScale: true, name: "DBufferHTile"); // Enable UAV
}
else
{
// create dummy HTile because we can not eliminate it from the shader at compile time
m_HTile = RTHandles.Alloc(size => new Vector2Int(8, 8), filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R8_UNorm, enableRandomWrite: true, xrInstancing: true, useDynamicScale: true, name: "DBufferHTile"); // Enable UAV
}
}
public DBufferManager()
: base(Decal.GetMaterialDBufferCount())
{
Debug.Assert(m_BufferCount <= 4);
}