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Internal/Contributor docs for the Qt SDK. Note: These are NOT official API docs; those are found at https://doc.qt.io/
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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
struct  ShaderKey
class  ShaderManager
struct  ShaderManagerShader
struct  StencilClipState
class  Updater
class  Visualizer

Enumerations

enum  BatchCompatibility { BatchBreaksOnCompare , BatchIsCompatible }

Functions

static int size_of_type (int typetype)
bool qsg_sort_element_increasing_order (Element *aa, Element *bb)
bool qsg_sort_element_decreasing_order (Element *aa, Element *bb)
bool qsg_sort_batch_increasing_order (Batch *aa, Batch *bb)
bool qsg_sort_batch_decreasing_order (Batch *aa, Batch *bb)
static bool isTranslate (const QMatrix4x4 &mm)
static bool isScale (const QMatrix4x4 &mm)
static bool is2DSafe (const QMatrix4x4 &mm)
template<class Int>
Int aligned (Int vv, Int byteAlign)
QRhiVertexInputAttribute::Format qsg_vertexInputFormat (const QSGGeometry::Attribute &aa)
static QRhiVertexInputLayout calculateVertexInputLayout (const QSGMaterialShader *ss, const QSGGeometry *geometry, bool batchable)
QRhiCommandBuffer::IndexFormat qsg_indexFormat (const QSGGeometry *geometry)
QRhiGraphicsPipeline::Topology qsg_topology (int geomDrawMode, QRhi *rhi)
void qsg_setMultiViewFlagsOnMaterial (QSGMaterial *material, int multiViewCount)
void qsg_dumpShadowRoots (BatchRootInfo *i, int indent)
void qsg_dumpShadowRoots (Node *nn)
int qsg_positionAttribute (QSGGeometry *gg)
static int qsg_countNodesInBatch (const Batch *batch)
static int qsg_countNodesInBatches (const QDataBuffer< Batch * > &batches)
static void qsg_wipeBuffer (Buffer *bufferbuffer)
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 ff)
static QRhiSampler * newSampler (QRhi *rhi, const QSGSamplerDescription &desc)
static void rendererToMaterialGraphicsState (QSGMaterialShader::GraphicsPipelineState *dstdst, GraphicsState *srcsrc)
static void materialToRendererGraphicsState (GraphicsState *dstdst, QSGMaterialShader::GraphicsPipelineState *srcsrc)
bool operator== (const GraphicsState &aa, const GraphicsState &bb) noexcept
bool operator!= (const GraphicsState &aa, const GraphicsState &bb) noexcept
size_t qHash (const GraphicsState &ss, size_t seed) noexcept
bool operator== (const GraphicsPipelineStateKey &aa, const GraphicsPipelineStateKey &bb) noexcept
bool operator!= (const GraphicsPipelineStateKey &aa, const GraphicsPipelineStateKey &bb) noexcept
size_t qHash (const GraphicsPipelineStateKey &k, size_t seed) noexcept
bool operator== (const ShaderKey &aa, const ShaderKey &bb) noexcept
bool operator!= (const ShaderKey &aa, const ShaderKey &bb) noexcept
size_t qHash (const ShaderKey &k, size_t seed) noexcept
bool hasMaterialWithBlending (QSGGeometryNode *nn)
QDebug operator<< (QDebug d, const Pt &pp)
QDebug operator<< (QDebug d, const Rect &rr)
static void fillVertexIndex (RhiVisualizer::DrawCall *dc, QSGGeometry *gg, bool withData, bool forceUintIndex, QRhi *rhi)
static uint aligned (uint vv, uint byteAlign)
static bool ensureBuffer (QRhi *rhi, QRhiBuffer **bufbuf, QRhiBuffer::UsageFlags usageusage, 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 quint32 DEFAULT_BUFFER_POOL_SIZE_LIMIT = 2 * 1024 * 1024
const quint32 MIN_UNIFORM_BUFFER_SIZE = 4096
const int UNIFORM_BUFFER_SHRINK_FRAMES = 300
const QRhiShaderResourceBinding::StageFlags ubufVisibility

Enumeration Type Documentation

◆ BatchCompatibility

enum QSGBatchRenderer::BatchCompatibility
Enumerator
BatchBreaksOnCompare 
BatchIsCompatible 

Definition at line 361 of file qsgbatchrenderer_p.h.

Function Documentation

◆ aligned() [1/2]

template<class Int>
Int QSGBatchRenderer::aligned ( Int v,
Int byteAlign )
inline

Definition at line 95 of file qsgbatchrenderer.cpp.

◆ aligned() [2/2]

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

Definition at line 251 of file qsgrhivisualizer.cpp.

◆ calculateElementZOrder()

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

Definition at line 1989 of file qsgbatchrenderer.cpp.

References QSGBatchRenderer::Element::order, VIEWPORT_MAX_DEPTH, and VIEWPORT_MIN_DEPTH.

◆ calculateVertexInputLayout()

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

Definition at line 128 of file qsgbatchrenderer.cpp.

References VERTEX_BUFFER_BINDING, and ZORDER_BUFFER_BINDING.

◆ ensureBuffer()

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

Definition at line 256 of file qsgrhivisualizer.cpp.

◆ fillVertexIndex()

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

Definition at line 235 of file qsgrhivisualizer.cpp.

◆ hasMaterialWithBlending()

bool QSGBatchRenderer::hasMaterialWithBlending ( QSGGeometryNode * n)
inline

Definition at line 182 of file qsgbatchrenderer_p.h.

◆ is2DSafe()

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

Definition at line 78 of file qsgbatchrenderer.cpp.

◆ isScale()

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

Definition at line 77 of file qsgbatchrenderer.cpp.

◆ isTranslate()

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

Definition at line 76 of file qsgbatchrenderer.cpp.

◆ materialToRendererGraphicsState()

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

Definition at line 2964 of file qsgbatchrenderer.cpp.

References QSGBatchRenderer::GraphicsState::blending.

◆ needsBlendConstant()

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

Definition at line 2711 of file qsgbatchrenderer.cpp.

◆ newSampler()

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

Definition at line 2841 of file qsgbatchrenderer.cpp.

◆ operator!=() [1/3]

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

Definition at line 4317 of file qsgbatchrenderer.cpp.

References operator==().

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◆ operator!=() [2/3]

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

Definition at line 4288 of file qsgbatchrenderer.cpp.

References operator==().

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◆ operator!=() [3/3]

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

Definition at line 4337 of file qsgbatchrenderer.cpp.

References operator==().

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◆ operator<<() [1/2]

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

Definition at line 206 of file qsgbatchrenderer_p.h.

References QSGBatchRenderer::Pt::x, and QSGBatchRenderer::Pt::y.

◆ operator<<() [2/2]

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

Definition at line 259 of file qsgbatchrenderer_p.h.

References QSGBatchRenderer::Rect::br, QSGBatchRenderer::Rect::tl, QSGBatchRenderer::Pt::x, and QSGBatchRenderer::Pt::y.

◆ operator==() [1/3]

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

Definition at line 4309 of file qsgbatchrenderer.cpp.

References QSGBatchRenderer::GraphicsPipelineStateKey::sms.

Referenced by operator!=().

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◆ operator==() [2/3]

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

Definition at line 4265 of file qsgbatchrenderer.cpp.

References QSGBatchRenderer::GraphicsState::blending, QSGBatchRenderer::GraphicsState::depthTest, QSGBatchRenderer::GraphicsState::depthWrite, QSGBatchRenderer::GraphicsState::lineWidth, QSGBatchRenderer::GraphicsState::multiViewCount, QSGBatchRenderer::GraphicsState::sampleCount, QSGBatchRenderer::GraphicsState::stencilTest, and QSGBatchRenderer::GraphicsState::usesScissor.

Referenced by operator!=().

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◆ operator==() [3/3]

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

Definition at line 4330 of file qsgbatchrenderer.cpp.

References QSGBatchRenderer::ShaderKey::multiViewCount.

Referenced by operator!=().

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◆ qHash() [1/3]

size_t QSGBatchRenderer::qHash ( const GraphicsPipelineStateKey & k,
size_t seed = 0 )
noexcept

Definition at line 4322 of file qsgbatchrenderer.cpp.

◆ qHash() [2/3]

size_t QSGBatchRenderer::qHash ( const GraphicsState & s,
size_t seed = 0 )
noexcept

Definition at line 4293 of file qsgbatchrenderer.cpp.

References QSGBatchRenderer::GraphicsState::blending, QSGBatchRenderer::GraphicsState::depthTest, QSGBatchRenderer::GraphicsState::depthWrite, QSGBatchRenderer::GraphicsState::multiViewCount, QSGBatchRenderer::GraphicsState::sampleCount, QSGBatchRenderer::GraphicsState::stencilTest, and QSGBatchRenderer::GraphicsState::usesScissor.

◆ qHash() [3/3]

size_t QSGBatchRenderer::qHash ( const ShaderKey & k,
size_t seed = 0 )
noexcept

Definition at line 4342 of file qsgbatchrenderer.cpp.

◆ qsg_addBackOrphanedElements()

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

Definition at line 1621 of file qsgbatchrenderer.cpp.

◆ qsg_addOrphanedElements()

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

Definition at line 1609 of file qsgbatchrenderer.cpp.

◆ qsg_countNodesInBatch()

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

Definition at line 835 of file qsgbatchrenderer.cpp.

References QSGBatchRenderer::Batch::first, and QSGBatchRenderer::Element::nextInBatch.

◆ qsg_countNodesInBatches()

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

Definition at line 846 of file qsgbatchrenderer.cpp.

◆ qsg_dumpShadowRoots() [1/2]

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

Definition at line 322 of file qsgbatchrenderer.cpp.

References QSGBatchRenderer::BatchRootInfo::availableOrders, QSGBatchRenderer::BatchRootInfo::firstOrder, QSGBatchRenderer::BatchRootInfo::lastOrder, and QSGBatchRenderer::BatchRootInfo::parentRoot.

Referenced by qsg_dumpShadowRoots().

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◆ qsg_dumpShadowRoots() [2/2]

void QSGBatchRenderer::qsg_dumpShadowRoots ( Node * n)

Definition at line 343 of file qsgbatchrenderer.cpp.

References operator<<(), qsg_dumpShadowRoots(), qsg_dumpShadowRoots(), and QSGBatchRenderer::Node::rootInfo().

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

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◆ qsg_fixIndexCount()

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

Definition at line 1968 of file qsgbatchrenderer.cpp.

◆ qsg_indexFormat()

QRhiCommandBuffer::IndexFormat QSGBatchRenderer::qsg_indexFormat ( const QSGGeometry * geometry)

Definition at line 168 of file qsgbatchrenderer.cpp.

◆ qsg_matrixForRoot()

QMatrix4x4 QSGBatchRenderer::qsg_matrixForRoot ( Node * node)

Definition at line 2110 of file qsgbatchrenderer.cpp.

◆ qsg_positionAttribute()

int QSGBatchRenderer::qsg_positionAttribute ( QSGGeometry * g)

Definition at line 633 of file qsgbatchrenderer.cpp.

◆ qsg_setMultiViewFlagsOnMaterial()

void QSGBatchRenderer::qsg_setMultiViewFlagsOnMaterial ( QSGMaterial * material,
int multiViewCount )

Definition at line 222 of file qsgbatchrenderer.cpp.

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

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◆ qsg_sort_batch_decreasing_order()

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

Definition at line 72 of file qsgbatchrenderer.cpp.

References QSGBatchRenderer::Batch::first, and QSGBatchRenderer::Element::order.

◆ qsg_sort_batch_increasing_order()

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

Definition at line 71 of file qsgbatchrenderer.cpp.

References QSGBatchRenderer::Batch::first, and QSGBatchRenderer::Element::order.

◆ qsg_sort_element_decreasing_order()

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

Definition at line 70 of file qsgbatchrenderer.cpp.

References QSGBatchRenderer::Element::order.

◆ qsg_sort_element_increasing_order()

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

Definition at line 69 of file qsgbatchrenderer.cpp.

References QSGBatchRenderer::Element::order.

◆ qsg_topology()

QRhiGraphicsPipeline::Topology QSGBatchRenderer::qsg_topology ( int geomDrawMode,
QRhi * rhi )

Definition at line 182 of file qsgbatchrenderer.cpp.

◆ qsg_vertexInputFormat()

QRhiVertexInputAttribute::Format QSGBatchRenderer::qsg_vertexInputFormat ( const QSGGeometry::Attribute & a)

Definition at line 100 of file qsgbatchrenderer.cpp.

◆ qsg_wipeBatch()

void QSGBatchRenderer::qsg_wipeBatch ( Batch * batch)
static

Definition at line 939 of file qsgbatchrenderer.cpp.

◆ qsg_wipeBuffer()

void QSGBatchRenderer::qsg_wipeBuffer ( Buffer * buffer)
static

Definition at line 927 of file qsgbatchrenderer.cpp.

References QSGBatchRenderer::Buffer::buf, and QSGBatchRenderer::Buffer::data.

◆ rendererToMaterialGraphicsState()

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

Definition at line 2930 of file qsgbatchrenderer.cpp.

References QSGBatchRenderer::GraphicsState::blending.

◆ size_of_type()

int QSGBatchRenderer::size_of_type ( int type)
inlinestatic

Definition at line 50 of file qsgbatchrenderer.cpp.

Variable Documentation

◆ DEFAULT_BUFFER_POOL_SIZE_LIMIT

const quint32 QSGBatchRenderer::DEFAULT_BUFFER_POOL_SIZE_LIMIT = 2 * 1024 * 1024

Definition at line 89 of file qsgbatchrenderer.cpp.

◆ DYNAMIC_VERTEX_INDEX_BUFFER_THRESHOLD

const uint QSGBatchRenderer::DYNAMIC_VERTEX_INDEX_BUFFER_THRESHOLD = 4

Definition at line 82 of file qsgbatchrenderer.cpp.

◆ MIN_UNIFORM_BUFFER_SIZE

const quint32 QSGBatchRenderer::MIN_UNIFORM_BUFFER_SIZE = 4096

Definition at line 91 of file qsgbatchrenderer.cpp.

◆ OPAQUE_LIMIT

const float QSGBatchRenderer::OPAQUE_LIMIT = 0.999f

Definition at line 80 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 74 of file qsgbatchrenderer.cpp.

◆ ubufVisibility

const QRhiShaderResourceBinding::StageFlags QSGBatchRenderer::ubufVisibility
Initial value:
=
QRhiShaderResourceBinding::VertexStage | QRhiShaderResourceBinding::FragmentStage

Definition at line 150 of file qsgrhivisualizer.cpp.

◆ UNIFORM_BUFFER_SHRINK_FRAMES

const int QSGBatchRenderer::UNIFORM_BUFFER_SHRINK_FRAMES = 300

Definition at line 92 of file qsgbatchrenderer.cpp.

◆ VERTEX_BUFFER_BINDING

const int QSGBatchRenderer::VERTEX_BUFFER_BINDING = 0

Definition at line 83 of file qsgbatchrenderer.cpp.

Referenced by calculateVertexInputLayout().

◆ VIEWPORT_MAX_DEPTH

const float QSGBatchRenderer::VIEWPORT_MAX_DEPTH = 1.0f

Definition at line 87 of file qsgbatchrenderer.cpp.

Referenced by calculateElementZOrder().

◆ VIEWPORT_MIN_DEPTH

const float QSGBatchRenderer::VIEWPORT_MIN_DEPTH = 0.0f

Definition at line 86 of file qsgbatchrenderer.cpp.

Referenced by calculateElementZOrder().

◆ ZORDER_BUFFER_BINDING

const int QSGBatchRenderer::ZORDER_BUFFER_BINDING = VERTEX_BUFFER_BINDING + 1

Definition at line 84 of file qsgbatchrenderer.cpp.

Referenced by calculateVertexInputLayout().