public AmtRenderPassSubpassInfo(MgRenderPassCreateInfo createInfo, uint subpassIndex)
{
Subpass = subpassIndex;
// check subpass description for correct values
var subpass = createInfo.Subpasses[subpassIndex];
ColorAttachments = new AmtRenderPassClearAttachment[subpass.ColorAttachmentCount];
for (var j = 0; j < subpass.ColorAttachmentCount; ++j)
{
var color = subpass.ColorAttachments[j];
var attachment = createInfo.Attachments[color.Attachment];
ColorAttachments[j] = new AmtRenderPassClearAttachment
{
Index = color.Attachment,
Format = attachment.Format,
ClearValueType = GetClearValueType(attachment.Format),
Divisor = GetAttachmentDivisor(attachment.Format),
Destination = AmtRenderPassAttachmentDestination.COLOR,
StoreAction = TranslateStoreOp(attachment.StoreOp),
LoadAction = TranslateLoadOp(attachment.LoadOp),
StencilLoadAction = TranslateLoadOp(attachment.StencilLoadOp),
StencilStoreAction = TranslateStoreOp(attachment.StencilStoreOp),
};
}
var depthStencil = subpass.DepthStencilAttachment;
if (depthStencil != null)
{
var attachment = createInfo.Attachments[depthStencil.Attachment];
DepthStencil = new AmtRenderPassClearAttachment
{
Index = depthStencil.Attachment,
Format = attachment.Format,
ClearValueType = GetClearValueType(attachment.Format),
Divisor = GetAttachmentDivisor(attachment.Format),
Destination = AmtRenderPassAttachmentDestination.DEPTH_AND_STENCIL,
StoreAction = TranslateStoreOp(attachment.StoreOp),
LoadAction = TranslateLoadOp(attachment.LoadOp),
StencilLoadAction = TranslateLoadOp(attachment.StencilLoadOp),
StencilStoreAction = TranslateStoreOp(attachment.StencilStoreOp),
};
}
}
public AmtRenderPass(MgRenderPassCreateInfo createInfo)
{
Debug.Assert(createInfo != null, nameof(createInfo) + " is null");
Debug.Assert(createInfo.Attachments != null, nameof(createInfo.Attachments) + "is null");
Debug.Assert(createInfo.Subpasses != null, nameof(createInfo.Subpasses) + " is null");
if (createInfo.Attachments.Length > 6)
{
throw new NotSupportedException(nameof(createInfo.Attachments.Length) + " must be <= 4");
}
Subpasses = new AmtRenderPassSubpassInfo[createInfo.Subpasses.Length];
for (uint i = 0; i < Subpasses.Length; ++i)
{
Subpasses[i] = new AmtRenderPassSubpassInfo(createInfo, i);
}
Profile = new MgRenderPassProfile(createInfo);
}
void CreateRenderpass(MgGraphicsDeviceCreateInfo createInfo)
{
bool isStencilFormat = AmtFormatExtensions.IsStencilFormat(createInfo.DepthStencil);
var attachments = new[]
{
// Color attachment[0]
new MgAttachmentDescription {
Format = createInfo.Color,
// TODO : multisampling
Samples = createInfo.Samples,
LoadOp = MgAttachmentLoadOp.CLEAR,
StoreOp = MgAttachmentStoreOp.STORE,
StencilLoadOp = MgAttachmentLoadOp.DONT_CARE,
StencilStoreOp = MgAttachmentStoreOp.DONT_CARE,
InitialLayout = MgImageLayout.COLOR_ATTACHMENT_OPTIMAL,
FinalLayout = MgImageLayout.COLOR_ATTACHMENT_OPTIMAL,
},
// Depth attachment[1]
new MgAttachmentDescription {
Format = createInfo.DepthStencil,
// TODO : multisampling
Samples = createInfo.Samples,
LoadOp = MgAttachmentLoadOp.CLEAR,
StoreOp = MgAttachmentStoreOp.STORE,
// activate stencil if needed
StencilLoadOp = isStencilFormat ? MgAttachmentLoadOp.CLEAR : MgAttachmentLoadOp.DONT_CARE,
StencilStoreOp = isStencilFormat ? MgAttachmentStoreOp.STORE : MgAttachmentStoreOp.DONT_CARE,
InitialLayout = MgImageLayout.DEPTH_STENCIL_ATTACHMENT_OPTIMAL,
FinalLayout = MgImageLayout.DEPTH_STENCIL_ATTACHMENT_OPTIMAL,
}
};
var colorReference = new MgAttachmentReference
{
Attachment = 0,
Layout = MgImageLayout.COLOR_ATTACHMENT_OPTIMAL,
};
var depthReference = new MgAttachmentReference
{
Attachment = 1,
Layout = MgImageLayout.DEPTH_STENCIL_ATTACHMENT_OPTIMAL,
};
var subpass = new MgSubpassDescription
{
PipelineBindPoint = MgPipelineBindPoint.GRAPHICS,
Flags = 0,
InputAttachments = null,
ColorAttachmentCount = 1,
ColorAttachments = new[] { colorReference },
ResolveAttachments = null,
DepthStencilAttachment = depthReference,
PreserveAttachments = null,
};
var renderPassInfo = new MgRenderPassCreateInfo
{
Attachments = attachments,
Subpasses = new[] { subpass },
Dependencies = null,
};
Result err;
IMgRenderPass renderPass;
err = mConfiguration.Device.CreateRenderPass(renderPassInfo, null, out renderPass);
Debug.Assert(err == Result.SUCCESS, err + " != Result.SUCCESS");
mRenderpass = renderPass;
}
public Result CreateRenderPass(MgRenderPassCreateInfo pCreateInfo, IMgAllocationCallbacks allocator, out IMgRenderPass pRenderPass)
{
pRenderPass = new AmtRenderPass(pCreateInfo);
return(Result.SUCCESS);
}
public Result CreateRenderPass(MgRenderPassCreateInfo pCreateInfo, IMgAllocationCallbacks allocator, out IMgRenderPass pRenderPass)
{
throw new NotImplementedException();
}
