void CreateDepthStencilImageView()
{
Debug.Assert(mApplicationView != null);
mDepthStencilView = new AmtImageView(mApplicationView.DepthStencilTexture);
}
public Result CreateImageView(MgImageViewCreateInfo pCreateInfo, IMgAllocationCallbacks allocator, out IMgImageView pView)
{
pView = new AmtImageView(pCreateInfo);
return(Result.SUCCESS);
}
public Result CreateImageView(MgImageViewCreateInfo pCreateInfo, IMgAllocationCallbacks allocator, out IMgImageView pView)
{
if (pCreateInfo == null)
{
throw new ArgumentNullException("pCreateInfo");
}
if (pCreateInfo.Image == null)
{
throw new ArgumentNullException("pCreateInfo.Image", "pCreateInfo.Image is null");
}
var originalImage = (IGLImage)pCreateInfo.Image;
if (originalImage == null)
{
throw new InvalidCastException("pCreateInfo.Image is not GLImage");
}
if (pCreateInfo.SubresourceRange == null)
{
throw new ArgumentNullException("pCreateInfo.SubresourceRange", "pCreateInfo.SubresourceRange is null");
}
int textureId = mEntrypoint.ImageView.CreateImageView(originalImage, pCreateInfo);
pView = new GLImageView(textureId, mEntrypoint.ImageView);
return(Result.SUCCESS);
}
public Result CreateImageView(MgImageViewCreateInfo pCreateInfo, IMgAllocationCallbacks allocator, out IMgImageView pView)
{
throw new NotImplementedException();
}
void CreateDepthStencil(IMgCommandBuffer setupCmdBuffer, MgGraphicsDeviceCreateInfo createInfo)
{
// WILL ignore user-supplied depth
if (!GetSupportedDepthFormat(out MgFormat depthFormat))
{
throw new InvalidOperationException("No depth format available");
}
var image = new MgImageCreateInfo {
ImageType = MgImageType.TYPE_2D,
Format = depthFormat,
Extent = new MgExtent3D {
Width = createInfo.Width,
Height = createInfo.Height,
Depth = 1
},
MipLevels = 1,
ArrayLayers = 1,
Samples = createInfo.Samples,
Tiling = MgImageTiling.OPTIMAL,
// TODO : multisampled uses MgImageUsageFlagBits.TRANSIENT_ATTACHMENT_BIT | MgImageUsageFlagBits.DEPTH_STENCIL_ATTACHMENT_BIT;
Usage = MgImageUsageFlagBits.DEPTH_STENCIL_ATTACHMENT_BIT | MgImageUsageFlagBits.TRANSFER_SRC_BIT,
Flags = 0,
};
var mem_alloc = new MgMemoryAllocateInfo {
AllocationSize = 0,
MemoryTypeIndex = 0,
};
MgMemoryRequirements memReqs;
Debug.Assert(mGraphicsConfiguration.Partition != null);
Result err;
{
IMgImage dsImage;
err = mGraphicsConfiguration.Partition.Device.CreateImage(image, null, out dsImage);
Debug.Assert(err == Result.SUCCESS, err + " != Result.SUCCESS");
mImage = dsImage;
}
mGraphicsConfiguration.Partition.Device.GetImageMemoryRequirements(mImage, out memReqs);
mem_alloc.AllocationSize = memReqs.Size;
uint memTypeIndex;
bool memoryTypeFound = mGraphicsConfiguration.Partition.GetMemoryType(memReqs.MemoryTypeBits, MgMemoryPropertyFlagBits.DEVICE_LOCAL_BIT, out memTypeIndex);
Debug.Assert(memoryTypeFound);
mem_alloc.MemoryTypeIndex = memTypeIndex;
{
IMgDeviceMemory dsDeviceMemory;
err = mGraphicsConfiguration.Partition.Device.AllocateMemory(mem_alloc, null, out dsDeviceMemory);
Debug.Assert(err == Result.SUCCESS, err + " != Result.SUCCESS");
mDeviceMemory = dsDeviceMemory;
}
err = mImage.BindImageMemory(mGraphicsConfiguration.Partition.Device, mDeviceMemory, 0);
Debug.Assert(err == Result.SUCCESS, err + " != Result.SUCCESS");
mImageTools.SetImageLayout(setupCmdBuffer, mImage, MgImageAspectFlagBits.DEPTH_BIT | MgImageAspectFlagBits.STENCIL_BIT, MgImageLayout.UNDEFINED, MgImageLayout.DEPTH_STENCIL_ATTACHMENT_OPTIMAL);
var depthStencilView = new MgImageViewCreateInfo {
Image = mImage,
ViewType = MgImageViewType.TYPE_2D,
Format = createInfo.DepthStencil,
Flags = 0,
SubresourceRange = new MgImageSubresourceRange {
AspectMask = MgImageAspectFlagBits.DEPTH_BIT | MgImageAspectFlagBits.STENCIL_BIT,
BaseMipLevel = 0,
LevelCount = 1,
BaseArrayLayer = 0,
LayerCount = 1,
},
};
{
IMgImageView dsView;
err = mGraphicsConfiguration.Partition.Device.CreateImageView(depthStencilView, null, out dsView);
Debug.Assert(err == Result.SUCCESS, err + " != Result.SUCCESS");
mDepthStencilImageView = dsView;
}
}
