Beatmup::Swapper Class Reference

#include <swapper.h>

Inheritance diagram for Beatmup::Swapper:

Public Member Functions
	Swapper (bool fromGpuToCpu)
void	setBitmap (AbstractBitmap &)
Public Member Functions inherited from Beatmup::AbstractTask
virtual void	beforeProcessing (ThreadIndex threadCount, ProcessingTarget target, GraphicPipeline *gpu)
	Instruction called before the task is executed. More...
virtual void	afterProcessing (ThreadIndex threadCount, GraphicPipeline *gpu, bool aborted)
	Instruction called after the task is executed. More...
Public Member Functions inherited from Beatmup::Object
virtual	~Object ()

Static Public Member Functions
static void	pullPixels (AbstractBitmap &bitmap)
	Copies bitmap from GPU memory to RAM. More...
static void	pushPixels (AbstractBitmap &bitmap)
	Copies bitmap from RAM to GPU memory. More...
Static Public Member Functions inherited from Beatmup::AbstractTask
static ThreadIndex	validThreadCount (int number)
	Valid thread count from a given integer value. More...

Private Member Functions
bool	processOnGPU (GraphicPipeline &gpu, TaskThread &)
	Executes the task on GPU. More...

Private Attributes
AbstractBitmap *	bitmap
bool	fromGpuToCpu

Additional Inherited Members
Public Types inherited from Beatmup::AbstractTask
enum class	TaskDeviceRequirement { CPU_ONLY , GPU_OR_CPU , GPU_ONLY }
	Specifies which device (CPU and/or GPU) is used to run the task. More...

Detailed Description

Definition at line 25 of file swapper.h.

Constructor & Destructor Documentation

Swapper()

Swapper::Swapper

(

bool

fromGpuToCpu

)

Definition at line 39 of file swapper.cpp.

                                  : bitmap(nullptr), fromGpuToCpu(fromGpuToCpu)
{}

Member Function Documentation

processOnGPU()

bool Swapper::processOnGPU ( GraphicPipeline &  gpu, TaskThread &  thread  )

privatevirtual

Executes the task on GPU.

Parameters

gpu	graphic pipeline instance
thread	associated task execution context

Returns

true if the execution is finished correctly, false otherwise

Reimplemented from Beatmup::AbstractTask.

Definition at line 25 of file swapper.cpp.

                                                            {
    BitmapContentLock lock;
    lock.writeLock(&gpu, bitmap, ProcessingTarget::CPU);
    lock.writeLock(&gpu, bitmap, ProcessingTarget::GPU);
 
    if (fromGpuToCpu)
        gpu.pullPixels(*bitmap);
    else
        gpu.pushPixels(*bitmap);
 
    lock.unlockAll();
    return true;
}

setBitmap()

void Swapper::setBitmap

(

AbstractBitmap &

bitmap

)

Definition at line 43 of file swapper.cpp.

                                              {
    this->bitmap = &bitmap;
}

pullPixels()

void Swapper::pullPixels ( AbstractBitmap &  bitmap )

static

Copies bitmap from GPU memory to RAM.

Definition at line 48 of file swapper.cpp.

                                               {
    if (!bitmap.isUpToDate(ProcessingTarget::CPU) && bitmap.isUpToDate(ProcessingTarget::GPU)) {
        Swapper me(true);
        me.setBitmap(bitmap);
        bitmap.getContext().performTask(me);
    }
}

pushPixels()

void Swapper::pushPixels ( AbstractBitmap &  bitmap )

static

Copies bitmap from RAM to GPU memory.

Definition at line 57 of file swapper.cpp.

                                               {
    if (!bitmap.isUpToDate(ProcessingTarget::GPU) && bitmap.isUpToDate(ProcessingTarget::CPU)) {
        Swapper me(false);
        me.setBitmap(bitmap);
        bitmap.getContext().performTask(me);
    }
}

Member Data Documentation

bitmap

AbstractBitmap* Beatmup::Swapper::bitmap

private

Definition at line 27 of file swapper.h.

fromGpuToCpu

bool Beatmup::Swapper::fromGpuToCpu

private

Definition at line 28 of file swapper.h.

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The documentation for this class was generated from the following files:

• core/gpu/swapper.h
• core/gpu/swapper.cpp