donner::svg::compositor::ImmediateLayerPlan Struct Reference

Immediate-mode eligibility and timing diagnostics for a promoted layer. More...

#include "donner/svg/compositor/CompositorLayer.h"

Collaboration diagram for donner::svg::compositor::ImmediateLayerPlan:

Public Attributes
bool	immediate = false
	True when editor-facing presentation treats the layer as a transient immediate tile.
bool	staticHeuristicImmediate = false
	True when the static cost heuristic chose immediate presentation.
bool	dynamicHeuristicImmediate = false
	True when measured raster time expanded this layer into immediate presentation.
bool	demotedDynamicImmediate = false
	True when this layer left dynamic immediate mode because the latest render was over budget.
Box2d	boundsCanvas
	Snapped canvas-space bounds used by the immediate/cached heuristic.
int	estimatedDrawOps = 0
	Estimated number of direct geometry draws in the layer.
int	estimatedPathVerbs = 0
	Estimated number of path verbs across direct geometry draws.
bool	hasExpensiveEffect = false
	True when the layer uses effects or resources that force cached presentation.
bool	visible = false
	True when the layer has a visible, bounded contribution to the canvas.
uint64_t	estimatedRetainedBytes = 0
	Estimated presentation texture bytes retained by a cached tile.
double	estimatedRedrawCost = 0.0
	Relative redraw cost from tight area and geometry complexity.
double	estimatedCacheOverheadCost = 0.0
	Relative fixed/cache memory cost avoided by immediate presentation.
double	measuredRasterizeMs = 0.0
	Raster time from the most recent layer render.
double	immediateBudgetMs = 0.0
	Total dynamic immediate-layer frame budget for 120 Hz interaction.
double	immediateBudgetChargeMs = 0.0
	Budget charged by this layer when it is immediate.

Detailed Description

Immediate-mode eligibility and timing diagnostics for a promoted layer.

Member Data Documentation

boundsCanvas

Box2d donner::svg::compositor::ImmediateLayerPlan::boundsCanvas

Snapped canvas-space bounds used by the immediate/cached heuristic.

demotedDynamicImmediate

bool donner::svg::compositor::ImmediateLayerPlan::demotedDynamicImmediate = false

True when this layer left dynamic immediate mode because the latest render was over budget.

dynamicHeuristicImmediate

bool donner::svg::compositor::ImmediateLayerPlan::dynamicHeuristicImmediate = false

True when measured raster time expanded this layer into immediate presentation.

estimatedCacheOverheadCost

double donner::svg::compositor::ImmediateLayerPlan::estimatedCacheOverheadCost = 0.0

Relative fixed/cache memory cost avoided by immediate presentation.

estimatedDrawOps

int donner::svg::compositor::ImmediateLayerPlan::estimatedDrawOps = 0

Estimated number of direct geometry draws in the layer.

estimatedPathVerbs

int donner::svg::compositor::ImmediateLayerPlan::estimatedPathVerbs = 0

Estimated number of path verbs across direct geometry draws.

estimatedRedrawCost

double donner::svg::compositor::ImmediateLayerPlan::estimatedRedrawCost = 0.0

Relative redraw cost from tight area and geometry complexity.

estimatedRetainedBytes

uint64_t donner::svg::compositor::ImmediateLayerPlan::estimatedRetainedBytes = 0

Estimated presentation texture bytes retained by a cached tile.

hasExpensiveEffect

bool donner::svg::compositor::ImmediateLayerPlan::hasExpensiveEffect = false

True when the layer uses effects or resources that force cached presentation.

immediate

bool donner::svg::compositor::ImmediateLayerPlan::immediate = false

True when editor-facing presentation treats the layer as a transient immediate tile.

immediateBudgetChargeMs

double donner::svg::compositor::ImmediateLayerPlan::immediateBudgetChargeMs = 0.0

Budget charged by this layer when it is immediate.

immediateBudgetMs

double donner::svg::compositor::ImmediateLayerPlan::immediateBudgetMs = 0.0

Total dynamic immediate-layer frame budget for 120 Hz interaction.

measuredRasterizeMs

double donner::svg::compositor::ImmediateLayerPlan::measuredRasterizeMs = 0.0

Raster time from the most recent layer render.

staticHeuristicImmediate

bool donner::svg::compositor::ImmediateLayerPlan::staticHeuristicImmediate = false

True when the static cost heuristic chose immediate presentation.

visible

bool donner::svg::compositor::ImmediateLayerPlan::visible = false

True when the layer has a visible, bounded contribution to the canvas.

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The documentation for this struct was generated from the following file:

• donner/svg/compositor/CompositorLayer.h