#include <rendertexture2d.h>

Public Types
enum	EDepthFormat { D16, D32 }

Public Types inherited from Texture2D
enum	EUsage { Static = 0, DynamicRead = 1, DynamicWrite = 2, Internal = 3 }

Public Member Functions
	DepthRenderTexture2D (Core &core)

virtual bool	init (utility::ErrorState &errorState) override

Public Member Functions inherited from Texture2D
	Texture2D (Core &core)

virtual	~Texture2D () override

bool	init (const SurfaceDescriptor &descriptor, EUsage usage, int mipCount, const glm::vec4 &clearColor, VkImageUsageFlags requiredFlags, utility::ErrorState &errorState)

bool	init (const SurfaceDescriptor &descriptor, EUsage usage, int mipCount, void *initialData, VkImageUsageFlags requiredFlags, utility::ErrorState &errorState)

const glm::vec2	getSize () const

int	getWidth () const

int	getHeight () const

void	update (const void *data, int width, int height, int pitch, ESurfaceChannels channels)

void	update (const void *data, const SurfaceDescriptor &surfaceDescriptor)

virtual uint	getLayerCount () const override

virtual uint	getMipLevels () const override

virtual const ImageData &	getHandle () const override

void	asyncGetData (Bitmap &bitmap)

void	asyncGetData (std::function< void(const void *, size_t)> copyFunction)

bool	init (const SurfaceDescriptor &descriptor, EUsage usage, bool mipCount, const glm::vec4 &clearColor, VkImageUsageFlags requiredFlags, utility::ErrorState &errorState)=delete

bool	init (const SurfaceDescriptor &descriptor, EUsage usage, bool mipCount, void *initialData, VkImageUsageFlags requiredFlags, utility::ErrorState &errorState)=delete

Public Member Functions inherited from Texture
	Texture (Core &core)

virtual	~Texture ()

VkFormat	getFormat () const

const SurfaceDescriptor &	getDescriptor () const

RenderService &	getRenderService ()

const RenderService &	getRenderService () const

virtual void	onDestroy () override

Public Member Functions inherited from Resource
	Resource ()

Public Member Functions inherited from Object
	Object ()

virtual	~Object ()

	Object (Object &)=delete

Object &	operator= (const Object &)=delete

	Object (Object &&)=delete

Object &	operator= (Object &&)=delete

Public Attributes
int	mWidth = 0
	Property: 'Width' width of the texture in texels. More...

int	mHeight = 0
	Property: 'Height' of the texture in texels. More...

EColorSpace	mColorSpace = EColorSpace::Linear
	Property: 'ColorSpace' texture color space. More...

EDepthFormat	mDepthFormat = EDepthFormat::D16
	Property: 'DepthFormat' depth texture format. More...

float	mClearValue = 1.0f
	Property: 'ClearValue' value selection used for clearing the texture. More...

EUsage	mUsage = EUsage::Internal
	Property: 'Usage' GPU Texture usage. More...

Public Attributes inherited from Texture
nap::Signal	textureDestroyed
	Signal that is triggered before texture is destroyed. More...

Public Attributes inherited from Object
std::string	mID
	Property: 'mID' unique name of the object. Used as an identifier by the system. More...

Additional Inherited Members
Static Public Member Functions inherited from Object
static bool	isIDProperty (rtti::Instance &object, const rtti::Property &property)

Protected Types inherited from Texture2D
using	TextureReadCallback = std::function< void(void *data, size_t sizeInBytes)>

Protected Member Functions inherited from Texture2D
virtual ImageData &	getHandle () override

bool	initInternal (const SurfaceDescriptor &descriptor, EUsage usage, int mipCount, VkImageUsageFlags requiredFlags, utility::ErrorState &errorState)

void	upload (VkCommandBuffer commandBuffer)

void	download (VkCommandBuffer commandBuffer)

void	notifyDownloadReady (int frameIndex)

void	clearDownloads ()

Protected Member Functions inherited from Texture
virtual void	clear (VkCommandBuffer commandBuffer)

void	requestClear ()

Protected Attributes inherited from Texture2D
ImageData	mImageData
	2D Texture vulkan image buffers More...

std::vector< BufferData >	mStagingBuffers
	All vulkan staging buffers, 1 when static or using dynamic read, no. of frames in flight when dynamic write. More...

int	mCurrentStagingBufferIndex = -1
	Currently used staging buffer. More...

size_t	mImageSizeInBytes = -1
	Size in bytes of texture. More...

std::vector< TextureReadCallback >	mReadCallbacks
	Number of callbacks based on number of frames in flight. More...

std::vector< int >	mDownloadStagingBufferIndices
	Staging buffer indices associated with a frameindex. More...

uint32	mMipLevels = 1
	Total number of generated mip-maps. More...

EUsage	mUsage
	Intented texture usage. More...

Protected Attributes inherited from Texture
RenderService &	mRenderService
	Reference to the render service. More...

SurfaceDescriptor	mDescriptor
	Texture description. More...

VkFormat	mFormat = VK_FORMAT_UNDEFINED
	Vulkan texture format. More...

VkClearColorValue	mClearColor = { 0.0f, 0.0f, 0.0f, 0.0f }
	Color used for clearing the texture. More...

Description

Empty 2D GPU depth texture that can be declared as a resource in JSON or created at runtime. You can use this texture to store the result of a render pass by a nap::RenderTarget or any other type of render operation. The texture is cleared to 'ClearColor the before first use.

Inheritance diagram for DepthRenderTexture2D:

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Collaboration diagram for DepthRenderTexture2D:

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Member Enumeration Documentation

◆ EDepthFormat

enum EDepthFormat

strong

All supported depth texture 2D formats.

Enumerator
D16	16 bit unsigned, 1 component
D32	32 bit float, 1 component

Constructor & Destructor Documentation

◆ DepthRenderTexture2D()

DepthRenderTexture2D ( Core & core )

Member Function Documentation

◆ init()

virtual bool init ( utility::ErrorState & errorState )

overridevirtual

Creates the texture on the GPU.

Parameters

errorState Contains error state if the function fails.

Returns: if the texture was created successfully

Reimplemented from Object.

Member Data Documentation

◆ mClearValue

float mClearValue = 1.0f

Property: 'ClearValue' value selection used for clearing the texture.

◆ mColorSpace

EColorSpace mColorSpace = EColorSpace::Linear

Property: 'ColorSpace' texture color space.

◆ mDepthFormat

EDepthFormat mDepthFormat = EDepthFormat::D16

Property: 'DepthFormat' depth texture format.

◆ mHeight

int mHeight = 0

Property: 'Height' of the texture in texels.

◆ mUsage

EUsage mUsage = EUsage::Internal

Property: 'Usage' GPU Texture usage.

◆ mWidth

int mWidth = 0

Property: 'Width' width of the texture in texels.

Public Types

Public Member Functions

Public Attributes

Additional Inherited Members