QSGBatchRenderer Namespace Reference

Classes
class	Allocator
class	AllocatorPage
struct	Batch
struct	BatchRootInfo
struct	Buffer
struct	ClipBatchRootInfo
struct	ClipState
struct	DrawSet
struct	Element
struct	GraphicsPipelineStateKey
struct	GraphicsState
struct	Node
struct	Pt
struct	Rect
class	Renderer
struct	RenderNodeElement
struct	RenderNodeState
struct	RenderPassState
class	RhiVisualizer
class	ShaderManager
struct	ShaderManagerShader
struct	StencilClipState
class	Updater
class	Visualizer

Enumerations
enum	BatchCompatibility { BatchBreaksOnCompare , BatchIsCompatible }

Functions
static int	size_of_type (int type)
bool	qsg_sort_element_increasing_order (Element *a, Element *b)
bool	qsg_sort_element_decreasing_order (Element *a, Element *b)
bool	qsg_sort_batch_is_valid (Batch *a, Batch *b)
bool	qsg_sort_batch_increasing_order (Batch *a, Batch *b)
bool	qsg_sort_batch_decreasing_order (Batch *a, Batch *b)
static bool	isTranslate (const QMatrix4x4 &m)
static bool	isScale (const QMatrix4x4 &m)
static bool	is2DSafe (const QMatrix4x4 &m)
template<class Int >
Int	aligned (Int v, Int byteAlign)
QRhiVertexInputAttribute::Format	qsg_vertexInputFormat (const QSGGeometry::Attribute &a)
static QRhiVertexInputLayout	calculateVertexInputLayout (const QSGMaterialShader *s, const QSGGeometry *geometry, bool batchable)
QRhiCommandBuffer::IndexFormat	qsg_indexFormat (const QSGGeometry *geometry)
QRhiGraphicsPipeline::Topology	qsg_topology (int geomDrawMode)
void	qsg_dumpShadowRoots (BatchRootInfo *i, int indent)
void	qsg_dumpShadowRoots (Node *n)
int	qsg_positionAttribute (QSGGeometry *g)
static int	qsg_countNodesInBatch (const Batch *batch)
static int	qsg_countNodesInBatches (const QDataBuffer< Batch * > &batches)
static void	qsg_wipeBuffer (Buffer *buffer)
static void	qsg_wipeBatch (Batch *batch)
static void	qsg_addOrphanedElements (QDataBuffer< Element * > &orphans, const QDataBuffer< Element * > &renderList)
static void	qsg_addBackOrphanedElements (QDataBuffer< Element * > &orphans, QDataBuffer< Element * > &renderList)
static int	qsg_fixIndexCount (int iCount, int drawMode)
static float	calculateElementZOrder (const Element *e, qreal zRange)
QMatrix4x4	qsg_matrixForRoot (Node *node)
static bool	needsBlendConstant (QRhiGraphicsPipeline::BlendFactor f)
static QRhiSampler *	newSampler (QRhi *rhi, const QSGSamplerDescription &desc)
static void	rendererToMaterialGraphicsState (QSGMaterialShader::GraphicsPipelineState *dst, GraphicsState *src)
static void	materialToRendererGraphicsState (GraphicsState *dst, QSGMaterialShader::GraphicsPipelineState *src)
bool	operator== (const GraphicsState &a, const GraphicsState &b) noexcept
bool	operator!= (const GraphicsState &a, const GraphicsState &b) noexcept
size_t	qHash (const GraphicsState &s, size_t seed) noexcept
bool	operator== (const GraphicsPipelineStateKey &a, const GraphicsPipelineStateKey &b) noexcept
bool	operator!= (const GraphicsPipelineStateKey &a, const GraphicsPipelineStateKey &b) noexcept
size_t	qHash (const GraphicsPipelineStateKey &k, size_t seed) noexcept
bool	hasMaterialWithBlending (QSGGeometryNode *n)
QDebug	operator<< (QDebug d, const Pt &p)
QDebug	operator<< (QDebug d, const Rect &r)
static void	fillVertexIndex (RhiVisualizer::DrawCall *dc, QSGGeometry *g, bool withData, bool forceUintIndex)
static uint	aligned (uint v, uint byteAlign)
static bool	ensureBuffer (QRhi *rhi, QRhiBuffer **buf, QRhiBuffer::UsageFlags usage, quint32 newSize)

Variables
QSGMaterial::Flag	QSGMaterial_FullMatrix = (QSGMaterial::Flag) (QSGMaterial::RequiresFullMatrix & ~QSGMaterial::RequiresFullMatrixExceptTranslate)
const float	OPAQUE_LIMIT = 0.999f
const uint	DYNAMIC_VERTEX_INDEX_BUFFER_THRESHOLD = 4
const int	VERTEX_BUFFER_BINDING = 0
const int	ZORDER_BUFFER_BINDING = VERTEX_BUFFER_BINDING + 1
const float	VIEWPORT_MIN_DEPTH = 0.0f
const float	VIEWPORT_MAX_DEPTH = 1.0f
const QRhiShaderResourceBinding::StageFlags	ubufVisibility

Enumeration Type Documentation

BatchCompatibility

enum QSGBatchRenderer::BatchCompatibility

Enumerator
BatchBreaksOnCompare
BatchIsCompatible

Definition at line 354 of file qsgbatchrenderer_p.h.

Function Documentation

aligned() [1/2]

template<class Int >

Int QSGBatchRenderer::aligned ( Int  v, Int  byteAlign  )

inline

Definition at line 91 of file qsgbatchrenderer.cpp.

aligned() [2/2]

static uint QSGBatchRenderer::aligned ( uint  v, uint  byteAlign  )

inlinestatic

Definition at line 250 of file qsgrhivisualizer.cpp.

calculateElementZOrder()

static float QSGBatchRenderer::calculateElementZOrder ( const Element *  e, qreal  zRange  )

inlinestatic

Definition at line 1841 of file qsgbatchrenderer.cpp.

References e, VIEWPORT_MAX_DEPTH, and VIEWPORT_MIN_DEPTH.

calculateVertexInputLayout()

static QRhiVertexInputLayout QSGBatchRenderer::calculateVertexInputLayout ( const QSGMaterialShader *  s, const QSGGeometry *  geometry, bool  batchable  )

static

Definition at line 124 of file qsgbatchrenderer.cpp.

References QVarLengthArray< T, Prealloc >::append(), QSGGeometry::attributeCount(), QSGGeometry::attributes(), QVarLengthArray< T, Prealloc >::cbegin(), QVarLengthArray< T, Prealloc >::cend(), QRhiVertexInputAttribute::Float, QSGMaterialShaderPrivate::get(), i, Q_ASSERT, qsg_vertexInputFormat(), QSGMaterialShaderPrivate::ShaderStageData::qt_order_attrib_location, qWarning, QVarLengthArray< T, Prealloc >::reserve(), QRhiVertexInputLayout::setAttributes(), QRhiVertexInputLayout::setBindings(), size_of_type(), QSGGeometry::sizeOfVertex(), VERTEX_BUFFER_BINDING, QSGMaterialShaderPrivate::ShaderStageData::vertexInputLocations, QSGMaterialShaderPrivate::vertexShader, and ZORDER_BUFFER_BINDING.

Referenced by QSGBatchRenderer::ShaderManager::prepareMaterial(), and QSGBatchRenderer::ShaderManager::prepareMaterialNoRewrite().

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ensureBuffer()

static bool QSGBatchRenderer::ensureBuffer ( QRhi *  rhi, QRhiBuffer **  buf, QRhiBuffer::UsageFlags  usage, quint32  newSize  )

static

Definition at line 255 of file qsgrhivisualizer.cpp.

References QRhiBuffer::Dynamic, QRhi::newBuffer(), and QRhiBuffer::setSize().

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fillVertexIndex()

static void QSGBatchRenderer::fillVertexIndex ( RhiVisualizer::DrawCall *  dc, QSGGeometry *  g, bool  withData, bool  forceUintIndex  )

static

Definition at line 234 of file qsgrhivisualizer.cpp.

References QSGBatchRenderer::RhiVisualizer::DrawCall::count, QSGBatchRenderer::RhiVisualizer::DrawCall::data, QSGBatchRenderer::RhiVisualizer::DrawCall::format, QSGBatchRenderer::RhiVisualizer::DrawCall::index, QRhiCommandBuffer::IndexUInt32, qsg_indexFormat(), qsg_topology(), qsg_vertexInputFormat(), QSGBatchRenderer::RhiVisualizer::DrawCall::stride, QSGBatchRenderer::RhiVisualizer::DrawCall::topology, and QSGBatchRenderer::RhiVisualizer::DrawCall::vertex.

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hasMaterialWithBlending()

bool QSGBatchRenderer::hasMaterialWithBlending ( QSGGeometryNode *  n )

inline

Definition at line 179 of file qsgbatchrenderer_p.h.

References QSGMaterial::Blending.

Referenced by QSGBatchRenderer::Renderer::nodeChanged(), and QSGBatchRenderer::Element::setNode().

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is2DSafe()

static bool QSGBatchRenderer::is2DSafe ( const QMatrix4x4 &  m )

static

Definition at line 79 of file qsgbatchrenderer.cpp.

References QMatrix4x4::Rotation.

Referenced by QSGBatchRenderer::Batch::isSafeToBatch().

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isScale()

static bool QSGBatchRenderer::isScale ( const QMatrix4x4 &  m )

static

Definition at line 78 of file qsgbatchrenderer.cpp.

References QMatrix4x4::Scale.

Referenced by QSGBatchRenderer::Rect::map().

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isTranslate()

static bool QSGBatchRenderer::isTranslate ( const QMatrix4x4 &  m )

static

Definition at line 77 of file qsgbatchrenderer.cpp.

References QMatrix4x4::Translation.

Referenced by QSGBatchRenderer::Updater::visitGeometryNode().

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materialToRendererGraphicsState()

static void QSGBatchRenderer::materialToRendererGraphicsState ( GraphicsState *  dst, QSGMaterialShader::GraphicsPipelineState *  src  )

static

Definition at line 2803 of file qsgbatchrenderer.cpp.

needsBlendConstant()

static bool QSGBatchRenderer::needsBlendConstant ( QRhiGraphicsPipeline::BlendFactor  f )

inlinestatic

Definition at line 2558 of file qsgbatchrenderer.cpp.

References QRhiGraphicsPipeline::ConstantAlpha, QRhiGraphicsPipeline::ConstantColor, QRhiGraphicsPipeline::OneMinusConstantAlpha, and QRhiGraphicsPipeline::OneMinusConstantColor.

newSampler()

static QRhiSampler * QSGBatchRenderer::newSampler ( QRhi *  rhi, const QSGSamplerDescription &  desc  )

static

Definition at line 2684 of file qsgbatchrenderer.cpp.

References QRhiSampler::ClampToEdge, QSGTexture::ClampToEdge, desc, QRhiSampler::Linear, QSGTexture::Linear, QRhiSampler::Mirror, QSGTexture::MirroredRepeat, QRhiSampler::Nearest, QSGTexture::Nearest, QRhi::newSampler(), QRhiSampler::None, QSGTexture::None, Q_FALLTHROUGH, QRhiSampler::Repeat, and QSGTexture::Repeat.

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operator!=() [1/2]

bool QSGBatchRenderer::operator!= ( const GraphicsPipelineStateKey &  a, const GraphicsPipelineStateKey &  b  )

noexcept

Definition at line 4088 of file qsgbatchrenderer.cpp.

operator!=() [2/2]

bool QSGBatchRenderer::operator!= ( const GraphicsState &  a, const GraphicsState &  b  )

noexcept

Definition at line 4060 of file qsgbatchrenderer.cpp.

operator<<() [1/2]

QDebug QSGBatchRenderer::operator<< ( QDebug  d, const Pt &  p  )

inline

Definition at line 203 of file qsgbatchrenderer_p.h.

References d.

operator<<() [2/2]

QDebug QSGBatchRenderer::operator<< ( QDebug  d, const Rect &  r  )

inline

Definition at line 256 of file qsgbatchrenderer_p.h.

References d.

operator==() [1/2]

bool QSGBatchRenderer::operator== ( const GraphicsPipelineStateKey &  a, const GraphicsPipelineStateKey &  b  )

noexcept

Definition at line 4080 of file qsgbatchrenderer.cpp.

operator==() [2/2]

bool QSGBatchRenderer::operator== ( const GraphicsState &  a, const GraphicsState &  b  )

noexcept

Definition at line 4040 of file qsgbatchrenderer.cpp.

qHash() [1/2]

size_t QSGBatchRenderer::qHash ( const GraphicsPipelineStateKey &  k, size_t  seed  )

noexcept

Definition at line 4093 of file qsgbatchrenderer.cpp.

References qHash(), and seed.

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qHash() [2/2]

size_t QSGBatchRenderer::qHash ( const GraphicsState &  s, size_t  seed  )

noexcept

Definition at line 4065 of file qsgbatchrenderer.cpp.

References seed.

Referenced by QSGBatchRenderer::GraphicsPipelineStateKey::create(), and qHash().

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qsg_addBackOrphanedElements()

static void QSGBatchRenderer::qsg_addBackOrphanedElements ( QDataBuffer< Element * > &  orphans, QDataBuffer< Element * > &  renderList  )

static

Definition at line 1495 of file qsgbatchrenderer.cpp.

References QDataBuffer< Type >::add(), QDataBuffer< Type >::at(), e, i, QDataBuffer< Type >::reset(), and QDataBuffer< Type >::size().

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qsg_addOrphanedElements()

static void QSGBatchRenderer::qsg_addOrphanedElements ( QDataBuffer< Element * > &  orphans, const QDataBuffer< Element * > &  renderList  )

static

Definition at line 1483 of file qsgbatchrenderer.cpp.

References QDataBuffer< Type >::add(), QDataBuffer< Type >::at(), e, i, QDataBuffer< Type >::reset(), and QDataBuffer< Type >::size().

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qsg_countNodesInBatch()

static int QSGBatchRenderer::qsg_countNodesInBatch ( const Batch *  batch )

static

Definition at line 806 of file qsgbatchrenderer.cpp.

References e, QSGBatchRenderer::Batch::first, and sum.

Referenced by qsg_countNodesInBatches().

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qsg_countNodesInBatches()

static int QSGBatchRenderer::qsg_countNodesInBatches ( const QDataBuffer< Batch * > &  batches )

static

Definition at line 817 of file qsgbatchrenderer.cpp.

References QDataBuffer< Type >::at(), i, qsg_countNodesInBatch(), QDataBuffer< Type >::size(), and sum.

Referenced by QSGBatchRenderer::Renderer::prepareRenderPass().

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qsg_dumpShadowRoots() [1/2]

void QSGBatchRenderer::qsg_dumpShadowRoots	(	BatchRootInfo *	i,
		int	indent
	)

Definition at line 293 of file qsgbatchrenderer.cpp.

References QByteArray::constData(), i, it, qDebug, and qsg_dumpShadowRoots().

Referenced by qsg_dumpShadowRoots(), qsg_dumpShadowRoots(), and QSGBatchRenderer::Updater::updateStates().

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qsg_dumpShadowRoots() [2/2]

void QSGBatchRenderer::qsg_dumpShadowRoots

(

Node *

n

)

Definition at line 314 of file qsgbatchrenderer.cpp.

References child, QSGNode::ClipNodeType, QByteArray::constData(), d, Qt::dec(), QSGNode::GeometryNodeType, Qt::hex(), Q_UNUSED, qDebug, qsg_dumpShadowRoots(), and SHADOWNODE_TRAVERSE.

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qsg_fixIndexCount()

static int QSGBatchRenderer::qsg_fixIndexCount ( int  iCount, int  drawMode  )

inlinestatic

Definition at line 1820 of file qsgbatchrenderer.cpp.

References QSGGeometry::DrawLines, QSGGeometry::DrawTriangles, and QSGGeometry::DrawTriangleStrip.

qsg_indexFormat()

QRhiCommandBuffer::IndexFormat QSGBatchRenderer::qsg_indexFormat

(

const QSGGeometry *

geometry

)

Definition at line 164 of file qsgbatchrenderer.cpp.

References QSGGeometry::indexType(), QRhiCommandBuffer::IndexUInt16, QRhiCommandBuffer::IndexUInt32, QSGGeometry::UnsignedIntType, and QSGGeometry::UnsignedShortType.

Referenced by fillVertexIndex().

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qsg_matrixForRoot()

QMatrix4x4 QSGBatchRenderer::qsg_matrixForRoot

(

Node *

node

)

Definition at line 1962 of file qsgbatchrenderer.cpp.

References QSGNode::ClipNodeType, QSGBasicGeometryNode::matrix(), Q_ASSERT, QSGBatchRenderer::Node::sgNode, QSGNode::TransformNodeType, and QSGBatchRenderer::Node::type().

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qsg_positionAttribute()

int QSGBatchRenderer::qsg_positionAttribute

(

QSGGeometry *

g

)

Definition at line 604 of file qsgbatchrenderer.cpp.

References QSGGeometry::FloatType, QSGGeometry::Attribute::isVertexCoordinate, size_of_type(), QSGGeometry::Attribute::tupleSize, and QSGGeometry::Attribute::type.

Referenced by QSGBatchRenderer::Element::computeBounds().

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qsg_sort_batch_decreasing_order()

bool QSGBatchRenderer::qsg_sort_batch_decreasing_order	(	Batch *	a,
		Batch *	b
	)

Definition at line 73 of file qsgbatchrenderer.cpp.

Referenced by QSGBatchRenderer::Renderer::prepareRenderPass().

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qsg_sort_batch_increasing_order()

bool QSGBatchRenderer::qsg_sort_batch_increasing_order	(	Batch *	a,
		Batch *	b
	)

Definition at line 72 of file qsgbatchrenderer.cpp.

Referenced by QSGBatchRenderer::Renderer::prepareRenderPass().

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qsg_sort_batch_is_valid()

bool QSGBatchRenderer::qsg_sort_batch_is_valid	(	Batch *	a,
		Batch *	b
	)

Definition at line 71 of file qsgbatchrenderer.cpp.

qsg_sort_element_decreasing_order()

bool QSGBatchRenderer::qsg_sort_element_decreasing_order	(	Element *	a,
		Element *	b
	)

Definition at line 70 of file qsgbatchrenderer.cpp.

qsg_sort_element_increasing_order()

bool QSGBatchRenderer::qsg_sort_element_increasing_order	(	Element *	a,
		Element *	b
	)

Definition at line 69 of file qsgbatchrenderer.cpp.

qsg_topology()

QRhiGraphicsPipeline::Topology QSGBatchRenderer::qsg_topology

(

int

geomDrawMode

)

Definition at line 178 of file qsgbatchrenderer.cpp.

References QSGGeometry::DrawLines, QSGGeometry::DrawLineStrip, QSGGeometry::DrawPoints, QSGGeometry::DrawTriangles, QSGGeometry::DrawTriangleStrip, QRhiGraphicsPipeline::Lines, QRhiGraphicsPipeline::LineStrip, QRhiGraphicsPipeline::Points, qWarning, QRhiGraphicsPipeline::Triangles, and QRhiGraphicsPipeline::TriangleStrip.

Referenced by fillVertexIndex().

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qsg_vertexInputFormat()

QRhiVertexInputAttribute::Format QSGBatchRenderer::qsg_vertexInputFormat

(

const QSGGeometry::Attribute &

a

)

Definition at line 96 of file qsgbatchrenderer.cpp.

References QRhiVertexInputAttribute::Float, QRhiVertexInputAttribute::Float2, QRhiVertexInputAttribute::Float3, QRhiVertexInputAttribute::Float4, QSGGeometry::FloatType, qWarning, QRhiVertexInputAttribute::UNormByte, QRhiVertexInputAttribute::UNormByte2, QRhiVertexInputAttribute::UNormByte4, and QSGGeometry::UnsignedByteType.

Referenced by calculateVertexInputLayout(), and fillVertexIndex().

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qsg_wipeBatch()

static void QSGBatchRenderer::qsg_wipeBatch ( Batch *  batch )

static

Definition at line 899 of file qsgbatchrenderer.cpp.

References QSGBatchRenderer::Batch::ibo, qsg_wipeBuffer(), QSGBatchRenderer::StencilClipState::reset(), QSGBatchRenderer::Batch::stencilClipState, QSGBatchRenderer::Batch::ubuf, and QSGBatchRenderer::Batch::vbo.

Referenced by QSGBatchRenderer::Renderer::~Renderer().

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qsg_wipeBuffer()

static void QSGBatchRenderer::qsg_wipeBuffer ( Buffer *  buffer )

static

Definition at line 887 of file qsgbatchrenderer.cpp.

Referenced by qsg_wipeBatch().

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rendererToMaterialGraphicsState()

static void QSGBatchRenderer::rendererToMaterialGraphicsState ( QSGMaterialShader::GraphicsPipelineState *  dst, GraphicsState *  src  )

static

Definition at line 2773 of file qsgbatchrenderer.cpp.

References QRhiGraphicsPipeline::A, QSGMaterialShader::GraphicsPipelineState::A, QRhiGraphicsPipeline::Back, QSGMaterialShader::GraphicsPipelineState::CullBack, QRhiGraphicsPipeline::Line, QSGMaterialShader::GraphicsPipelineState::Line, QRhiGraphicsPipeline::OneMinusSrc1Alpha, QSGMaterialShader::GraphicsPipelineState::OneMinusSrc1Alpha, and Q_ASSERT.

size_of_type()

static int QSGBatchRenderer::size_of_type ( int  type )

inlinestatic

Definition at line 50 of file qsgbatchrenderer.cpp.

References QSGGeometry::ByteType, QSGGeometry::DoubleType, and Q_ASSERT.

Referenced by calculateVertexInputLayout(), and qsg_positionAttribute().

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Variable Documentation

DYNAMIC_VERTEX_INDEX_BUFFER_THRESHOLD

const uint QSGBatchRenderer::DYNAMIC_VERTEX_INDEX_BUFFER_THRESHOLD = 4

Definition at line 83 of file qsgbatchrenderer.cpp.

OPAQUE_LIMIT

const float QSGBatchRenderer::OPAQUE_LIMIT = 0.999f

Definition at line 81 of file qsgbatchrenderer.cpp.

Referenced by QSGBatchRenderer::Updater::visitOpacityNode().

QSGMaterial_FullMatrix

QSGMaterial::Flag QSGBatchRenderer::QSGMaterial_FullMatrix = (QSGMaterial::Flag) (QSGMaterial::RequiresFullMatrix & ~QSGMaterial::RequiresFullMatrixExceptTranslate)

Definition at line 75 of file qsgbatchrenderer.cpp.

ubufVisibility

const QRhiShaderResourceBinding::StageFlags QSGBatchRenderer::ubufVisibility

Initial value:

=
        QRhiShaderResourceBinding::VertexStage | QRhiShaderResourceBinding::FragmentStage

Definition at line 149 of file qsgrhivisualizer.cpp.

VERTEX_BUFFER_BINDING

const int QSGBatchRenderer::VERTEX_BUFFER_BINDING = 0

Definition at line 84 of file qsgbatchrenderer.cpp.

Referenced by calculateVertexInputLayout().

VIEWPORT_MAX_DEPTH

const float QSGBatchRenderer::VIEWPORT_MAX_DEPTH = 1.0f

Definition at line 88 of file qsgbatchrenderer.cpp.

Referenced by calculateElementZOrder(), and QSGBatchRenderer::Renderer::prepareRenderPass().

VIEWPORT_MIN_DEPTH

const float QSGBatchRenderer::VIEWPORT_MIN_DEPTH = 0.0f

Definition at line 87 of file qsgbatchrenderer.cpp.

Referenced by calculateElementZOrder(), and QSGBatchRenderer::Renderer::prepareRenderPass().

ZORDER_BUFFER_BINDING

const int QSGBatchRenderer::ZORDER_BUFFER_BINDING = VERTEX_BUFFER_BINDING + 1

Definition at line 85 of file qsgbatchrenderer.cpp.

Referenced by calculateVertexInputLayout().