private RenderSystemResourceGroupLayout CreateDrawResourceGroupLayout(ResourceGroupDescription resourceGroupDescription, EffectBytecode effectBytecode)
{
if (resourceGroupDescription.DescriptorSetLayout == null)
{
return(null);
}
var result = new RenderSystemResourceGroupLayout
{
DescriptorSetLayout = DescriptorSetLayout.New(RenderSystem.GraphicsDevice, resourceGroupDescription.DescriptorSetLayout),
ConstantBufferReflection = resourceGroupDescription.ConstantBufferReflection,
};
if (resourceGroupDescription.ConstantBufferReflection != null)
{
result.ConstantBufferSize = resourceGroupDescription.ConstantBufferReflection.Size;
result.ConstantBufferHash = resourceGroupDescription.ConstantBufferReflection.Hash;
}
// Resolve slots
result.ConstantBufferOffsets = new int[drawCBufferOffsetSlots.Count];
for (int index = 0; index < drawCBufferOffsetSlots.Count; index++)
{
ResolveCBufferOffset(result, index, drawCBufferOffsetSlots[index].Variable);
}
return(result);
}
/// <summary>
/// Adds a <see cref="LogicalGroup"/> layout to a <see cref="ParameterCollectionLayout"/>, so that it is later easy to use with <see cref="UpdateLogicalGroup"/>.
/// </summary>
/// <param name="parameterCollectionLayout"></param>
/// <param name="resourceGroupLayout"></param>
/// <param name="logicalGroup"></param>
public static void ProcessLogicalGroup(this ParameterCollectionLayout parameterCollectionLayout, RenderSystemResourceGroupLayout resourceGroupLayout, ref LogicalGroup logicalGroup)
{
for (int index = 0; index < logicalGroup.ConstantBufferMemberCount; ++index)
{
var member = resourceGroupLayout.ConstantBufferReflection.Members[logicalGroup.ConstantBufferMemberStart + index];
parameterCollectionLayout.LayoutParameterKeyInfos.Add(new ParameterKeyInfo(member.KeyInfo.Key, parameterCollectionLayout.BufferSize + member.Offset - logicalGroup.ConstantBufferOffset, member.Type.Elements > 0 ? member.Type.Elements : 1));
}
for (int index = 0; index < logicalGroup.DescriptorEntryCount; ++index)
{
var layoutEntry = resourceGroupLayout.DescriptorSetLayoutBuilder.Entries[logicalGroup.DescriptorEntryStart + index];
parameterCollectionLayout.LayoutParameterKeyInfos.Add(new ParameterKeyInfo(layoutEntry.Key, parameterCollectionLayout.ResourceCount++));
}
parameterCollectionLayout.BufferSize += logicalGroup.ConstantBufferSize;
}
private void ResolveCBufferOffset(RenderSystemResourceGroupLayout resourceGroupLayout, int index, string variable)
{
// Update slot
if (resourceGroupLayout.ConstantBufferReflection != null)
{
foreach (var member in resourceGroupLayout.ConstantBufferReflection.Members)
{
if (member.KeyInfo.KeyName == variable)
{
resourceGroupLayout.ConstantBufferOffsets[index] = member.Offset;
return;
}
}
}
// Not found?
resourceGroupLayout.ConstantBufferOffsets[index] = -1;
}
/// <summary>
/// Adds a <see cref="LogicalGroup"/> layout to a <see cref="ParameterCollectionLayout"/>, so that it is later easy to use with <see cref="UpdateLogicalGroup"/>.
/// </summary>
/// <param name="parameterCollectionLayout"></param>
/// <param name="resourceGroupLayout"></param>
/// <param name="logicalGroup"></param>
public static void ProcessLogicalGroup(this ParameterCollectionLayout parameterCollectionLayout, RenderSystemResourceGroupLayout resourceGroupLayout, ref LogicalGroup logicalGroup)
{
for (int index = 0; index < logicalGroup.ConstantBufferMemberCount; ++index)
{
var member = resourceGroupLayout.ConstantBufferReflection.Members[logicalGroup.ConstantBufferMemberStart + index];
parameterCollectionLayout.LayoutParameterKeyInfos.Add(new ParameterKeyInfo(member.KeyInfo.Key, parameterCollectionLayout.BufferSize + member.Offset - logicalGroup.ConstantBufferOffset, member.Type.Elements > 0 ? member.Type.Elements : 1));
}
for (int index = 0; index < logicalGroup.DescriptorEntryCount; ++index)
{
var layoutEntry = resourceGroupLayout.DescriptorSetLayoutBuilder.Entries[logicalGroup.DescriptorEntryStart + index];
parameterCollectionLayout.LayoutParameterKeyInfos.Add(new ParameterKeyInfo(layoutEntry.Key, parameterCollectionLayout.ResourceCount++));
}
parameterCollectionLayout.BufferSize += logicalGroup.ConstantBufferSize;
}
private RenderSystemResourceGroupLayout CreateDrawResourceGroupLayout(ResourceGroupDescription resourceGroupDescription, RenderEffectState effectState)
{
if (resourceGroupDescription.DescriptorSetLayout == null)
return null;
var result = new RenderSystemResourceGroupLayout
{
DescriptorSetLayoutBuilder = resourceGroupDescription.DescriptorSetLayout,
DescriptorSetLayout = DescriptorSetLayout.New(RenderSystem.GraphicsDevice, resourceGroupDescription.DescriptorSetLayout),
ConstantBufferReflection = resourceGroupDescription.ConstantBufferReflection,
};
result.State = effectState;
if (resourceGroupDescription.ConstantBufferReflection != null)
{
result.ConstantBufferSize = resourceGroupDescription.ConstantBufferReflection.Size;
result.ConstantBufferHash = resourceGroupDescription.ConstantBufferReflection.Hash;
}
// Resolve slots
result.ConstantBufferOffsets = new int[drawCBufferOffsetSlots.Count];
for (int index = 0; index < drawCBufferOffsetSlots.Count; index++)
{
ResolveCBufferOffset(result, index, drawCBufferOffsetSlots[index].Variable);
}
// Resolve logical groups
result.LogicalGroups = new LogicalGroup[drawLogicalGroups.Count];
for (int index = 0; index < drawLogicalGroups.Count; index++)
{
ResolveLogicalGroup(result, index, drawLogicalGroups[index].Variable);
}
return result;
}
private void ResolveCBufferOffset(RenderSystemResourceGroupLayout resourceGroupLayout, int index, string variable)
{
// Update slot
if (resourceGroupLayout.ConstantBufferReflection != null)
{
foreach (var member in resourceGroupLayout.ConstantBufferReflection.Members)
{
if (member.KeyInfo.KeyName == variable)
{
resourceGroupLayout.ConstantBufferOffsets[index] = member.Offset;
return;
}
}
}
// Not found?
resourceGroupLayout.ConstantBufferOffsets[index] = -1;
}
private void ResolveLogicalGroup(RenderSystemResourceGroupLayout resourceGroupLayout, int index, string logicalGroupName)
{
// Update slot
resourceGroupLayout.LogicalGroups[index] = resourceGroupLayout.CreateLogicalGroup(logicalGroupName);
}
private void ResolveLogicalGroup(RenderSystemResourceGroupLayout resourceGroupLayout, int index, string logicalGroupName)
{
// Update slot
resourceGroupLayout.LogicalGroups[index] = resourceGroupLayout.CreateLogicalGroup(logicalGroupName);
}
