internal Texture InitializeWithoutResources(TextureDescription description)
{
isNotOwningResources = true;
return(InitializeFrom(description));
}
/// <summary>
/// Creates a new 2D <see cref="Texture" />.
/// </summary>
/// <param name="device">The <see cref="GraphicsDevice"/>.</param>
/// <param name="width">The width.</param>
/// <param name="height">The height.</param>
/// <param name="format">Describes the format to use.</param>
/// <param name="mipCount">Number of mipmaps, set to true to have all mipmaps, set to an int >=1 for a particular mipmap count.</param>
/// <param name="textureFlags">true if the texture needs to support unordered read write.</param>
/// <param name="arraySize">Size of the texture 2D array, default to 1.</param>
/// <param name="usage">The usage.</param>
/// <returns>A new instance of 2D <see cref="Texture" /> class.</returns>
public static Texture New2D(GraphicsDevice device, int width, int height, MipMapCount mipCount, PixelFormat format, TextureFlags textureFlags = TextureFlags.ShaderResource, int arraySize = 1, GraphicsResourceUsage usage = GraphicsResourceUsage.Default, TextureOptions options = TextureOptions.None)
{
return(new Texture(device).InitializeFrom(TextureDescription.New2D(width, height, mipCount, format, textureFlags, arraySize, usage, MultisampleCount.None, options)));
}
internal Texture InitializeFromPersistent(TextureDescription description, SharpVulkan.Image nativeImage)
{
NativeImage = nativeImage;
return(InitializeFrom(description));
}
/// <summary>
/// Creates a new 1D <see cref="Texture" /> with a single level of mipmap.
/// </summary>
/// <param name="device">The <see cref="GraphicsDevice" />.</param>
/// <param name="width">The width.</param>
/// <param name="format">Describes the format to use.</param>
/// <param name="dataPtr">Data ptr</param>
/// <param name="textureFlags">true if the texture needs to support unordered read write.</param>
/// <param name="usage">The usage.</param>
/// <returns>A new instance of 1D <see cref="Texture" /> class.</returns>
/// <remarks>The first dimension of mipMapTextures describes the number of array (Texture Array), second dimension is the mipmap, the third is the texture data for a particular mipmap.</remarks>
public static Texture New1D(GraphicsDevice device, int width, PixelFormat format, IntPtr dataPtr, TextureFlags textureFlags = TextureFlags.ShaderResource, GraphicsResourceUsage usage = GraphicsResourceUsage.Immutable)
{
return(New(device, TextureDescription.New1D(width, format, textureFlags, usage), new[] { new DataBox(dataPtr, 0, 0), }));
}
private unsafe void CreateBackBuffers()
{
// Create the texture object
var backBufferDescription = new TextureDescription
{
ArraySize = 1,
Dimension = TextureDimension.Texture2D,
Height = Description.BackBufferHeight,
Width = Description.BackBufferWidth,
Depth = 1,
Flags = TextureFlags.RenderTarget,
Format = Description.BackBufferFormat,
MipLevels = 1,
MultisampleCount = MultisampleCount.None,
Usage = GraphicsResourceUsage.Default
};
backbuffer.InitializeWithoutResources(backBufferDescription);
var createInfo = new ImageViewCreateInfo
{
StructureType = StructureType.ImageViewCreateInfo,
SubresourceRange = new ImageSubresourceRange(ImageAspectFlags.Color, 0, 1, 0, 1),
Format = backbuffer.NativeFormat,
};
// We initialize swapchain images to PresentSource, since we swap them out while in this layout.
backbuffer.NativeAccessMask = AccessFlags.MemoryRead;
backbuffer.NativeLayout = ImageLayout.PresentSource;
var imageMemoryBarrier = new ImageMemoryBarrier
{
StructureType = StructureType.ImageMemoryBarrier,
SubresourceRange = new ImageSubresourceRange(ImageAspectFlags.Color, 0, 1, 0, 1),
OldLayout = ImageLayout.Undefined,
NewLayout = ImageLayout.PresentSource,
SourceAccessMask = AccessFlags.None,
DestinationAccessMask = AccessFlags.MemoryRead
};
var commandBuffer = GraphicsDevice.NativeCopyCommandBuffer;
var beginInfo = new CommandBufferBeginInfo {
StructureType = StructureType.CommandBufferBeginInfo
};
commandBuffer.Begin(ref beginInfo);
var buffers = GraphicsDevice.NativeDevice.GetSwapchainImages(swapChain);
swapchainImages = new SwapChainImageInfo[buffers.Length];
for (int i = 0; i < buffers.Length; i++)
{
// Create image views
swapchainImages[i].NativeImage = createInfo.Image = buffers[i];
swapchainImages[i].NativeColorAttachmentView = GraphicsDevice.NativeDevice.CreateImageView(ref createInfo);
// Transition to default layout
imageMemoryBarrier.Image = buffers[i];
commandBuffer.PipelineBarrier(PipelineStageFlags.AllCommands, PipelineStageFlags.AllCommands, DependencyFlags.None, 0, null, 0, null, 1, &imageMemoryBarrier);
}
// Close and submit
commandBuffer.End();
var submitInfo = new SubmitInfo
{
StructureType = StructureType.SubmitInfo,
CommandBufferCount = 1,
CommandBuffers = new IntPtr(&commandBuffer),
};
GraphicsDevice.NativeCommandQueue.Submit(1, &submitInfo, Fence.Null);
GraphicsDevice.NativeCommandQueue.WaitIdle();
commandBuffer.Reset(CommandBufferResetFlags.None);
// Get next image
currentBufferIndex = GraphicsDevice.NativeDevice.AcquireNextImage(swapChain, ulong.MaxValue, GraphicsDevice.GetNextPresentSemaphore(), Fence.Null);
// Apply the first swap chain image to the texture
backbuffer.SetNativeHandles(swapchainImages[currentBufferIndex].NativeImage, swapchainImages[currentBufferIndex].NativeColorAttachmentView);
}
/// <summary>
/// Creates a new 1D <see cref="Texture"/>.
/// </summary>
/// <param name="device">The <see cref="GraphicsDevice"/>.</param>
/// <param name="width">The width.</param>
/// <param name="mipCount">Number of mipmaps, set to true to have all mipmaps, set to an int >=1 for a particular mipmap count.</param>
/// <param name="format">Describes the format to use.</param>
/// <param name="usage">The usage.</param>
/// <param name="textureFlags">true if the texture needs to support unordered read write.</param>
/// <param name="arraySize">Size of the texture 2D array, default to 1.</param>
/// <returns>
/// A new instance of 1D <see cref="Texture"/> class.
/// </returns>
public static Texture New1D(GraphicsDevice device, int width, MipMapCount mipCount, PixelFormat format, TextureFlags textureFlags = TextureFlags.ShaderResource, int arraySize = 1, GraphicsResourceUsage usage = GraphicsResourceUsage.Default)
{
return(New(device, TextureDescription.New1D(width, mipCount, format, textureFlags, arraySize, usage)));
}
/// <summary>
/// Creates a new 1D <see cref="Texture" /> with a single level of mipmap.
/// </summary>
/// <typeparam name="T">Type of the initial data to upload to the texture</typeparam>
/// <param name="device">The <see cref="GraphicsDevice"/>.</param>
/// <param name="width">The width.</param>
/// <param name="format">Describes the format to use.</param>
/// <param name="usage">The usage.</param>
/// <param name="textureData">Texture data. Size of must be equal to sizeof(Format) * width </param>
/// <param name="textureFlags">true if the texture needs to support unordered read write.</param>
/// <returns>A new instance of <see cref="Texture" /> class.</returns>
/// <remarks>
/// The first dimension of mipMapTextures describes the number of array (Texture Array), second dimension is the mipmap, the third is the texture data for a particular mipmap.
/// </remarks>
public unsafe static Texture New1D <T>(GraphicsDevice device, int width, PixelFormat format, T[] textureData, TextureFlags textureFlags = TextureFlags.ShaderResource, GraphicsResourceUsage usage = GraphicsResourceUsage.Immutable) where T : struct
{
return(New(device, TextureDescription.New1D(width, format, textureFlags, usage), new[] { GetDataBox(format, width, 1, 1, textureData, (IntPtr)Interop.Fixed(textureData)) }));
}
private unsafe void CreateBackBuffers()
{
backbuffer.OnDestroyed();
// Create the texture object
var backBufferDescription = new TextureDescription
{
ArraySize = 1,
Dimension = TextureDimension.Texture2D,
Height = Description.BackBufferHeight,
Width = Description.BackBufferWidth,
Depth = 1,
Flags = TextureFlags.RenderTarget,
Format = Description.BackBufferFormat,
MipLevels = 1,
MultisampleCount = MultisampleCount.None,
Usage = GraphicsResourceUsage.Default
};
backbuffer.InitializeWithoutResources(backBufferDescription);
var createInfo = new VkImageViewCreateInfo
{
sType = VkStructureType.ImageViewCreateInfo,
subresourceRange = new VkImageSubresourceRange(VkImageAspectFlags.Color, 0, 1, 0, 1),
format = backbuffer.NativeFormat,
viewType = VkImageViewType.Image2D,
};
// We initialize swapchain images to PresentSource, since we swap them out while in this layout.
backbuffer.NativeAccessMask = VkAccessFlags.MemoryRead;
backbuffer.NativeLayout = VkImageLayout.PresentSrcKHR;
var imageMemoryBarrier = new VkImageMemoryBarrier
{
sType = VkStructureType.ImageMemoryBarrier,
subresourceRange = new VkImageSubresourceRange(VkImageAspectFlags.Color, 0, 1, 0, 1),
oldLayout = VkImageLayout.Undefined,
newLayout = VkImageLayout.PresentSrcKHR,
srcAccessMask = VkAccessFlags.None,
dstAccessMask = VkAccessFlags.MemoryRead
};
var commandBuffer = GraphicsDevice.NativeCopyCommandBuffer;
var beginInfo = new VkCommandBufferBeginInfo {
sType = VkStructureType.CommandBufferBeginInfo
};
vkBeginCommandBuffer(commandBuffer, &beginInfo);
var buffers = vkGetSwapchainImagesKHR(GraphicsDevice.NativeDevice, swapChain);
swapchainImages = new SwapChainImageInfo[buffers.Length];
for (int i = 0; i < buffers.Length; i++)
{
// Create image views
swapchainImages[i].NativeImage = createInfo.image = buffers[i];
vkCreateImageView(GraphicsDevice.NativeDevice, &createInfo, null, out swapchainImages[i].NativeColorAttachmentView);
// Transition to default layout
imageMemoryBarrier.image = buffers[i];
vkCmdPipelineBarrier(commandBuffer, VkPipelineStageFlags.AllCommands, VkPipelineStageFlags.AllCommands, VkDependencyFlags.None, 0, null, 0, null, 1, &imageMemoryBarrier);
}
// Close and submit
vkEndCommandBuffer(commandBuffer);
var submitInfo = new VkSubmitInfo
{
sType = VkStructureType.SubmitInfo,
commandBufferCount = 1,
pCommandBuffers = &commandBuffer,
};
vkQueueSubmit(GraphicsDevice.NativeCommandQueue, 1, &submitInfo, VkFence.Null);
vkQueueWaitIdle(GraphicsDevice.NativeCommandQueue);
vkResetCommandBuffer(commandBuffer, VkCommandBufferResetFlags.None);
vkAcquireNextImageKHR(GraphicsDevice.NativeDevice, swapChain, ulong.MaxValue, VkSemaphore.Null, VkFence.Null, out currentBufferIndex);
// Apply the first swap chain image to the texture
backbuffer.SetNativeHandles(swapchainImages[currentBufferIndex].NativeImage, swapchainImages[currentBufferIndex].NativeColorAttachmentView);
}
/// <summary>
/// Creates a texture for output.
/// </summary>
/// <param name="description">The description.</param>
/// <param name="viewFormat">The pixel format seen by the shader</param>
/// <returns>Texture.</returns>
protected virtual Texture CreateTexture(TextureDescription description, PixelFormat viewFormat)
{
return(Texture.New(GraphicsDevice, description));
}
/// <summary>
/// Creates a new 3D <see cref="Texture"/>.
/// </summary>
/// <param name="device">The <see cref="GraphicsDevice"/>.</param>
/// <param name="width">The width.</param>
/// <param name="height">The height.</param>
/// <param name="depth">The depth.</param>
/// <param name="mipCount">Number of mipmaps, set to true to have all mipmaps, set to an int >=1 for a particular mipmap count.</param>
/// <param name="format">Describes the format to use.</param>
/// <param name="usage">The usage.</param>
/// <param name="textureFlags">true if the texture needs to support unordered read write.</param>
/// <returns>
/// A new instance of 3D <see cref="Texture"/> class.
/// </returns>
public static Texture New3D(GraphicsDevice device, int width, int height, int depth, MipMapCount mipCount, PixelFormat format, TextureFlags textureFlags = TextureFlags.ShaderResource, GraphicsResourceUsage usage = GraphicsResourceUsage.Default)
{
return(new Texture(device).InitializeFrom(TextureDescription.New3D(width, height, depth, mipCount, format, textureFlags, usage)));
}
/// <summary>
/// Creates a new Cube <see cref="Texture" />.
/// </summary>
/// <param name="device">The <see cref="GraphicsDevice" />.</param>
/// <param name="size">The size (in pixels) of the top-level faces of the cube texture.</param>
/// <param name="mipCount">Number of mipmaps, set to true to have all mipmaps, set to an int >=1 for a particular mipmap count.</param>
/// <param name="format">Describes the format to use.</param>
/// <param name="textureFlags">The texture flags.</param>
/// <param name="usage">The usage.</param>
/// <returns>A new instance of 2D <see cref="Texture" /> class.</returns>
public static Texture NewCube(GraphicsDevice device, int size, MipMapCount mipCount, PixelFormat format, TextureFlags textureFlags = TextureFlags.ShaderResource, GraphicsResourceUsage usage = GraphicsResourceUsage.Default)
{
return(new Texture(device).InitializeFrom(TextureDescription.NewCube(size, mipCount, format, textureFlags, usage)));
}
/// <summary>
/// Gets a texture for the specified description.
/// </summary>
/// <param name="description">The description.</param>
/// <returns>A texture</returns>
public Texture GetTemporaryTexture(TextureDescription description)
{
return(GetTemporaryResource(textureCache, description, createTextureDelegate, getTextureDefinitionDelegate, PixelFormat.None));
}
