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API > API/Runtime > API/Runtime/OpenGLDrv
Inheritance Hierarchy
- FGPUProfiler
- FOpenGLGPUProfiler
References
| Module | OpenGLDrv |
| Header | /Engine/Source/Runtime/OpenGLDrv/Public/OpenGLDrv.h |
| Include | #include "OpenGLDrv.h" |
Syntax
struct FOpenGLGPUProfiler : public FGPUProfiler
Remarks
Encapsulates GPU profiling logic and data. There's only one global instance of this struct so it should only contain global data, nothing specific to a frame.
Variables
| Type | Name | Description | |
|---|---|---|---|
 |
int | CurrentGPUFrameQueryIndex | |
 |
FOpenGLDisjointTimeStampQuery[MAX_GPUFRAMEQUERIES] | DisjointGPUFrameTimeQuery | |
 |
uint32 | ExternalGPUTime | |
 |
FOpenGLBufferedGPUTiming | FrameTiming | Used to measure GPU time per frame. |
 |
TIndirectArray< FOpenGLEventNodeFrame > | GPUHitchEventNodeFrames | GPU hitch profile histories |
 |
int32 | NestedFrameCount | Count the number of beginframe calls without matching endframe calls. |
 |
FOpenGLDynamicRHI * | OpenGLRHI |
Constructors
| Type | Name | Description | |
|---|---|---|---|
 |
FOpenGLGPUProfiler
(
FOpenGLDynamicRHI* InOpenGLRHI |
Functions
| Type | Name | Description | |
|---|---|---|---|
 |
void | BeginFrame
(
FOpenGLDynamicRHI* InRHI |
|
 |
void | Cleanup () |
|
 |
void | EndFrame () |
Overridden from FGPUProfiler
| Type | Name | Description | |
|---|---|---|---|
  |
FGPUProfilerEventNode * | CreateEventNode
(
const TCHAR* InName, |
|
  |
void | PopEvent () |
|
  |
void |
Constants
| Name | Description |
|---|---|
| MAX_GPUFRAMEQUERIES | Measuring GPU frame time with a disjoint query. |