BufferStorage11::TypedBufferStorage11 *BufferStorage11::getStorage(BufferUsage usage)
{
TypedBufferStorage11 *directBuffer = NULL;
auto directBufferIt = mTypedBuffers.find(usage);
if (directBufferIt != mTypedBuffers.end())
{
directBuffer = directBufferIt->second;
}
if (!directBuffer)
{
if (usage == BUFFER_USAGE_PIXEL_PACK)
{
directBuffer = new PackStorage11(mRenderer);
}
else
{
// buffer is not allocated, create it
directBuffer = new NativeBuffer11(mRenderer, usage);
}
mTypedBuffers.insert(std::make_pair(usage, directBuffer));
}
// resize buffer
if (directBuffer->getSize() < mSize)
{
if (!directBuffer->resize(mSize, true))
{
// Out of memory error
return NULL;
}
}
TypedBufferStorage11 *latestBuffer = getLatestStorage();
if (latestBuffer && latestBuffer->getDataRevision() > directBuffer->getDataRevision())
{
// if copying from a pack buffer to a non-staging native buffer, we must first
// copy through the staging buffer, because other native buffers can't be mapped
if (latestBuffer->getUsage() == BUFFER_USAGE_PIXEL_PACK && !directBuffer->isMappable())
{
NativeBuffer11 *stagingBuffer = getStagingBuffer();
stagingBuffer->copyFromStorage(latestBuffer, 0, latestBuffer->getSize(), 0);
directBuffer->setDataRevision(latestBuffer->getDataRevision());
latestBuffer = stagingBuffer;
}
// if copyFromStorage returns true, the D3D buffer has been recreated
// and we should update our serial
if (directBuffer->copyFromStorage(latestBuffer, 0, latestBuffer->getSize(), 0))
{
updateSerial();
}
directBuffer->setDataRevision(latestBuffer->getDataRevision());
}
return directBuffer;
}
gl::Error VertexBuffer9::initialize(unsigned int size, bool dynamicUsage)
{
SafeRelease(mVertexBuffer);
updateSerial();
if (size > 0)
{
DWORD flags = D3DUSAGE_WRITEONLY;
if (dynamicUsage)
{
flags |= D3DUSAGE_DYNAMIC;
}
HRESULT result = mRenderer->createVertexBuffer(size, flags, &mVertexBuffer);
if (FAILED(result))
{
return gl::Error(GL_OUT_OF_MEMORY, "Failed to allocate internal vertex buffer of size, %lu.", size);
}
}
mBufferSize = size;
mDynamicUsage = dynamicUsage;
return gl::Error(GL_NO_ERROR);
}
gl::Error VertexBuffer11::initialize(unsigned int size, bool dynamicUsage)
{
SafeRelease(mBuffer);
updateSerial();
if (size > 0)
{
ID3D11Device* dxDevice = mRenderer->getDevice();
D3D11_BUFFER_DESC bufferDesc;
bufferDesc.ByteWidth = size;
bufferDesc.Usage = D3D11_USAGE_DYNAMIC;
bufferDesc.BindFlags = D3D11_BIND_VERTEX_BUFFER;
bufferDesc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
bufferDesc.MiscFlags = 0;
bufferDesc.StructureByteStride = 0;
HRESULT result = dxDevice->CreateBuffer(&bufferDesc, NULL, &mBuffer);
if (FAILED(result))
{
return gl::Error(GL_OUT_OF_MEMORY, "Failed to allocate internal vertex buffer of size, %lu.", size);
}
}
mBufferSize = size;
mDynamicUsage = dynamicUsage;
return gl::Error(GL_NO_ERROR);
}
bool IndexBuffer11::initialize(unsigned int bufferSize, GLenum indexType, bool dynamic)
{
SafeRelease(mBuffer);
updateSerial();
if (bufferSize > 0)
{
ID3D11Device* dxDevice = mRenderer->getDevice();
D3D11_BUFFER_DESC bufferDesc;
bufferDesc.ByteWidth = bufferSize;
bufferDesc.Usage = D3D11_USAGE_DYNAMIC;
bufferDesc.BindFlags = D3D11_BIND_INDEX_BUFFER;
bufferDesc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
bufferDesc.MiscFlags = 0;
bufferDesc.StructureByteStride = 0;
HRESULT result = dxDevice->CreateBuffer(&bufferDesc, NULL, &mBuffer);
if (FAILED(result))
{
return false;
}
}
mBufferSize = bufferSize;
mIndexType = indexType;
mDynamicUsage = dynamic;
return true;
}
bool VertexBuffer11::initialize(unsigned int size, bool dynamicUsage)
{
if (mBuffer)
{
mBuffer->Release();
mBuffer = NULL;
}
updateSerial();
if (size > 0)
{
ID3D11Device* dxDevice = mRenderer->getDevice();
D3D11_BUFFER_DESC bufferDesc;
bufferDesc.ByteWidth = size;
bufferDesc.Usage = D3D11_USAGE_DYNAMIC;
bufferDesc.BindFlags = D3D11_BIND_VERTEX_BUFFER;
bufferDesc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
bufferDesc.MiscFlags = 0;
bufferDesc.StructureByteStride = 0;
HRESULT result = dxDevice->CreateBuffer(&bufferDesc, NULL, &mBuffer);
if (FAILED(result))
{
return false;
}
}
mBufferSize = size;
mDynamicUsage = dynamicUsage;
return true;
}
void QVGPixmapData::resize(int wid, int ht)
{
if (w == wid && h == ht) {
updateSerial();
return;
}
w = wid;
h = ht;
d = 32; // We always use ARGB_Premultiplied for VG pixmaps.
is_null = (w <= 0 || h <= 0);
source = QVolatileImage();
recreate = true;
updateSerial();
}
/// -------------------- Update -------------------- ///
void MotionerIMU::update()
{
updateSerial();
updateValues();
const bool ret = updateVelocity();
// updateCAN();
}
BufferD3D::BufferD3D(BufferFactoryD3D *factory)
: BufferImpl(),
mFactory(factory),
mStaticVertexBuffer(nullptr),
mStaticIndexBuffer(nullptr),
mUnmodifiedDataUse(0),
mUsage(D3D_BUFFER_USAGE_STATIC)
{
updateSerial();
}
bool IndexBuffer9::initialize(unsigned int bufferSize, GLenum indexType, bool dynamic)
{
if (mIndexBuffer)
{
mIndexBuffer->Release();
mIndexBuffer = NULL;
}
updateSerial();
if (bufferSize > 0)
{
D3DFORMAT format;
if (indexType == GL_UNSIGNED_SHORT || indexType == GL_UNSIGNED_BYTE)
{
format = D3DFMT_INDEX16;
}
else if (indexType == GL_UNSIGNED_INT)
{
if (mRenderer->get32BitIndexSupport())
{
format = D3DFMT_INDEX32;
}
else
{
ERR("Attempted to create a 32-bit index buffer but renderer does not support 32-bit indices.");
return false;
}
}
else
{
ERR("Invalid index type %u.", indexType);
return false;
}
DWORD usageFlags = D3DUSAGE_WRITEONLY;
if (dynamic)
{
usageFlags |= D3DUSAGE_DYNAMIC;
}
HRESULT result = mRenderer->createIndexBuffer(bufferSize, usageFlags, format, &mIndexBuffer);
if (FAILED(result))
{
ERR("Failed to create an index buffer of size %u, result: 0x%08x.", mBufferSize, result);
return false;
}
}
mBufferSize = bufferSize;
mIndexType = indexType;
mDynamic = dynamic;
return true;
}
BufferD3D::BufferD3D(BufferFactoryD3D *factory)
: BufferImpl(),
mFactory(factory),
mStaticIndexBuffer(nullptr),
mStaticBufferCacheTotalSize(0),
mStaticVertexBufferOutOfDate(false),
mUnmodifiedDataUse(0),
mUsage(D3DBufferUsage::STATIC)
{
updateSerial();
}
void QVGPixmapData::fromNativeType(void* pixmap, NativeType type)
{
if (type == QPixmapData::SgImage && pixmap) {
#if defined(QT_SYMBIAN_SUPPORTS_SGIMAGE) && !defined(QT_NO_EGL)
RSgImage *sgImage = reinterpret_cast<RSgImage*>(pixmap);
destroyImages();
prevSize = QSize();
vgImage = sgImageToVGImage(context, *sgImage);
if (vgImage != VG_INVALID_HANDLE) {
w = vgGetParameteri(vgImage, VG_IMAGE_WIDTH);
h = vgGetParameteri(vgImage, VG_IMAGE_HEIGHT);
d = 32; // We always use ARGB_Premultiplied for VG pixmaps.
}
is_null = (w <= 0 || h <= 0);
source = QVolatileImage(); // readback will be done later, only when needed
recreate = false;
prevSize = QSize(w, h);
updateSerial();
#endif
} else if (type == QPixmapData::FbsBitmap && pixmap) {
CFbsBitmap *bitmap = reinterpret_cast<CFbsBitmap *>(pixmap);
QSize size(bitmap->SizeInPixels().iWidth, bitmap->SizeInPixels().iHeight);
resize(size.width(), size.height());
source = QVolatileImage(bitmap); // duplicates only, if possible
if (source.isNull())
return;
if (!conversionLessFormat(source.format())) {
// Here we may need to copy if the formats do not match.
// (e.g. for display modes other than EColor16MAP and EColor16MU)
source.beginDataAccess();
QImage::Format format = idealFormat(&source.imageRef(), Qt::AutoColor);
source.endDataAccess(true);
source.ensureFormat(format);
}
recreate = true;
} else if (type == QPixmapData::VolatileImage && pixmap) {
QVolatileImage *img = static_cast<QVolatileImage *>(pixmap);
resize(img->width(), img->height());
source = *img;
recreate = true;
} else if (type == QPixmapData::NativeImageHandleProvider && pixmap) {
destroyImages();
nativeImageHandleProvider = static_cast<QNativeImageHandleProvider *>(pixmap);
// Cannot defer the retrieval, we need at least the size right away.
createFromNativeImageHandleProvider();
}
}
QVGPixmapData::QVGPixmapData(PixelType type)
: QPixmapData(type, OpenVGClass)
{
Q_ASSERT(type == QPixmapData::PixmapType);
vgImage = VG_INVALID_HANDLE;
vgImageOpacity = VG_INVALID_HANDLE;
cachedOpacity = 1.0f;
recreate = true;
inImagePool = false;
inLRU = false;
#if defined(Q_OS_SYMBIAN)
nativeImageHandleProvider = 0;
nativeImageHandle = 0;
#endif
#if !defined(QT_NO_EGL)
context = 0;
qt_vg_register_pixmap(this);
#endif
updateSerial();
}
gl::Error IndexBuffer11::initialize(unsigned int bufferSize, GLenum indexType, bool dynamic)
{
SafeRelease(mBuffer);
updateSerial();
if (bufferSize > 0)
{
ID3D11Device* dxDevice = mRenderer->getDevice();
D3D11_BUFFER_DESC bufferDesc;
bufferDesc.ByteWidth = bufferSize;
bufferDesc.Usage = D3D11_USAGE_DYNAMIC;
bufferDesc.BindFlags = D3D11_BIND_INDEX_BUFFER;
bufferDesc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
bufferDesc.MiscFlags = 0;
bufferDesc.StructureByteStride = 0;
HRESULT result = dxDevice->CreateBuffer(&bufferDesc, NULL, &mBuffer);
if (FAILED(result))
{
return gl::Error(GL_OUT_OF_MEMORY, "Failed to allocate internal index buffer of size, %lu.", bufferSize);
}
if (dynamic)
{
d3d11::SetDebugName(mBuffer, "IndexBuffer11 (dynamic)");
}
else
{
d3d11::SetDebugName(mBuffer, "IndexBuffer11 (static)");
}
}
mBufferSize = bufferSize;
mIndexType = indexType;
mDynamicUsage = dynamic;
return gl::Error(GL_NO_ERROR);
}
gl::Error IndexBuffer9::initialize(unsigned int bufferSize, GLenum indexType, bool dynamic)
{
SafeRelease(mIndexBuffer);
updateSerial();
if (bufferSize > 0)
{
D3DFORMAT format = D3DFMT_UNKNOWN;
if (indexType == GL_UNSIGNED_SHORT || indexType == GL_UNSIGNED_BYTE)
{
format = D3DFMT_INDEX16;
}
else if (indexType == GL_UNSIGNED_INT)
{
ASSERT(mRenderer->getRendererExtensions().elementIndexUint);
format = D3DFMT_INDEX32;
}
else UNREACHABLE();
DWORD usageFlags = D3DUSAGE_WRITEONLY;
if (dynamic)
{
usageFlags |= D3DUSAGE_DYNAMIC;
}
HRESULT result = mRenderer->createIndexBuffer(bufferSize, usageFlags, format, &mIndexBuffer);
if (FAILED(result))
{
return gl::Error(GL_OUT_OF_MEMORY, "Failed to allocate internal index buffer of size, %lu.", bufferSize);
}
}
mBufferSize = bufferSize;
mIndexType = indexType;
mDynamic = dynamic;
return gl::Error(GL_NO_ERROR);
}
void Memory::updateIrqs(unsigned long cc) {
updateSerial(cc);
updateTimaIrq(cc);
lcd_.update(cc);
}
unsigned long Memory::event(unsigned long cc) {
if (lastOamDmaUpdate_ != disabled_time)
updateOamDma(cc);
switch (intreq_.minEventId()) {
case intevent_unhalt:
intreq_.unhalt();
intreq_.setEventTime<intevent_unhalt>(disabled_time);
break;
case intevent_end:
intreq_.setEventTime<intevent_end>(disabled_time - 1);
while (cc >= intreq_.minEventTime()
&& intreq_.eventTime(intevent_end) != disabled_time) {
cc = event(cc);
}
intreq_.setEventTime<intevent_end>(disabled_time);
break;
case intevent_blit:
{
bool const lcden = ioamhram_[0x140] & lcdc_en;
unsigned long blitTime = intreq_.eventTime(intevent_blit);
if (lcden | blanklcd_) {
lcd_.updateScreen(blanklcd_, cc);
intreq_.setEventTime<intevent_blit>(disabled_time);
intreq_.setEventTime<intevent_end>(disabled_time);
while (cc >= intreq_.minEventTime())
cc = event(cc);
} else
blitTime += 70224 << isDoubleSpeed();
blanklcd_ = lcden ^ 1;
intreq_.setEventTime<intevent_blit>(blitTime);
}
break;
case intevent_serial:
updateSerial(cc);
break;
case intevent_oam:
intreq_.setEventTime<intevent_oam>(lastOamDmaUpdate_ == disabled_time
? static_cast<unsigned long>(disabled_time)
: intreq_.eventTime(intevent_oam) + 0xA0 * 4);
break;
case intevent_dma:
{
bool const doubleSpeed = isDoubleSpeed();
unsigned dmaSrc = dmaSource_;
unsigned dmaDest = dmaDestination_;
unsigned dmaLength = ((ioamhram_[0x155] & 0x7F) + 0x1) * 0x10;
unsigned length = hdmaReqFlagged(intreq_) ? 0x10 : dmaLength;
ackDmaReq(intreq_);
if ((static_cast<unsigned long>(dmaDest) + length) & 0x10000) {
length = 0x10000 - dmaDest;
ioamhram_[0x155] |= 0x80;
}
dmaLength -= length;
if (!(ioamhram_[0x140] & lcdc_en))
dmaLength = 0;
{
unsigned long lOamDmaUpdate = lastOamDmaUpdate_;
lastOamDmaUpdate_ = disabled_time;
while (length--) {
unsigned const src = dmaSrc++ & 0xFFFF;
unsigned const data = (src & 0xE000) == 0x8000 || src > 0xFDFF
? 0xFF
: read(src, cc);
cc += 2 << doubleSpeed;
if (cc - 3 > lOamDmaUpdate) {
oamDmaPos_ = (oamDmaPos_ + 1) & 0xFF;
lOamDmaUpdate += 4;
if (oamDmaPos_ < 0xA0) {
if (oamDmaPos_ == 0)
startOamDma(lOamDmaUpdate - 1);
ioamhram_[src & 0xFF] = data;
} else if (oamDmaPos_ == 0xA0) {
endOamDma(lOamDmaUpdate - 1);
lOamDmaUpdate = disabled_time;
}
}
nontrivial_write(0x8000 | (dmaDest++ & 0x1FFF), data, cc);
}
lastOamDmaUpdate_ = lOamDmaUpdate;
}
cc += 4;
dmaSource_ = dmaSrc;
dmaDestination_ = dmaDest;
ioamhram_[0x155] = ((dmaLength / 0x10 - 0x1) & 0xFF) | (ioamhram_[0x155] & 0x80);
if ((ioamhram_[0x155] & 0x80) && lcd_.hdmaIsEnabled()) {
if (lastOamDmaUpdate_ != disabled_time)
updateOamDma(cc);
lcd_.disableHdma(cc);
}
}
break;
case intevent_tima:
tima_.doIrqEvent(TimaInterruptRequester(intreq_));
break;
case intevent_video:
lcd_.update(cc);
break;
case intevent_interrupts:
if (halted()) {
if (isCgb())
cc += 4;
intreq_.unhalt();
intreq_.setEventTime<intevent_unhalt>(disabled_time);
}
if (ime()) {
unsigned const pendingIrqs = intreq_.pendingIrqs();
unsigned const n = pendingIrqs & -pendingIrqs;
unsigned address;
if (n <= 4) {
static unsigned char const lut[] = { 0x40, 0x48, 0x48, 0x50 };
address = lut[n-1];
} else
address = 0x50 + n;
intreq_.ackIrq(n);
cc = interrupter_.interrupt(address, cc, *this);
}
break;
}
return cc;
}
VertexBuffer::VertexBuffer()
{
updateSerial();
}
Buffer11::BufferStorage *Buffer11::getBufferStorage(BufferUsage usage)
{
BufferStorage *newStorage = NULL;
auto directBufferIt = mBufferStorages.find(usage);
if (directBufferIt != mBufferStorages.end())
{
newStorage = directBufferIt->second;
}
if (!newStorage)
{
if (usage == BUFFER_USAGE_PIXEL_PACK)
{
newStorage = new PackStorage(mRenderer);
}
else if (usage == BUFFER_USAGE_SYSTEM_MEMORY)
{
newStorage = new SystemMemoryStorage(mRenderer);
mHasSystemMemoryStorage = true;
}
else
{
// buffer is not allocated, create it
newStorage = new NativeStorage(mRenderer, usage);
}
mBufferStorages.insert(std::make_pair(usage, newStorage));
}
// resize buffer
if (newStorage->getSize() < mSize)
{
if (newStorage->resize(mSize, true).isError())
{
// Out of memory error
return NULL;
}
}
BufferStorage *latestBuffer = getLatestBufferStorage();
if (latestBuffer && latestBuffer->getDataRevision() > newStorage->getDataRevision())
{
// Copy through a staging buffer if we're copying from or to a non-staging, mappable
// buffer storage. This is because we can't map a GPU buffer, and copy CPU
// data directly. If we're already using a staging buffer we're fine.
if (latestBuffer->getUsage() != BUFFER_USAGE_STAGING &&
newStorage->getUsage() != BUFFER_USAGE_STAGING &&
(!latestBuffer->isMappable() || !newStorage->isMappable()))
{
NativeStorage *stagingBuffer = getStagingStorage();
stagingBuffer->copyFromStorage(latestBuffer, 0, latestBuffer->getSize(), 0);
stagingBuffer->setDataRevision(latestBuffer->getDataRevision());
latestBuffer = stagingBuffer;
}
// if copyFromStorage returns true, the D3D buffer has been recreated
// and we should update our serial
if (newStorage->copyFromStorage(latestBuffer, 0, latestBuffer->getSize(), 0))
{
updateSerial();
}
newStorage->setDataRevision(latestBuffer->getDataRevision());
}
return newStorage;
}
void Memory::updateIrqs(const unsigned long cc) {
updateSerial(cc);
updateTimaIrq(cc);
display.update(cc);
}
void BufferStorage11::setData(const void* data, unsigned int size, unsigned int offset, GLenum bindingPoint)
{
ID3D11Device *device = mRenderer->getDevice();
ID3D11DeviceContext *context = mRenderer->getDeviceContext();
HRESULT result;
unsigned int requiredBufferSize = size + offset;
unsigned int requiredStagingSize = size;
bool directInitialization = offset == 0 && (!mBuffer || mBufferSize < size + offset);
if (!directInitialization)
{
if (!mStagingBuffer || mStagingBufferSize < requiredStagingSize)
{
if (mStagingBuffer)
{
mStagingBuffer->Release();
mStagingBuffer = NULL;
mStagingBufferSize = 0;
}
D3D11_BUFFER_DESC bufferDesc;
bufferDesc.ByteWidth = size;
bufferDesc.Usage = D3D11_USAGE_STAGING;
bufferDesc.BindFlags = 0;
bufferDesc.CPUAccessFlags = D3D11_CPU_ACCESS_READ | D3D11_CPU_ACCESS_WRITE;
bufferDesc.MiscFlags = 0;
bufferDesc.StructureByteStride = 0;
if (data)
{
D3D11_SUBRESOURCE_DATA initialData;
initialData.pSysMem = data;
initialData.SysMemPitch = size;
initialData.SysMemSlicePitch = 0;
result = device->CreateBuffer(&bufferDesc, &initialData, &mStagingBuffer);
}
else
{
result = device->CreateBuffer(&bufferDesc, NULL, &mStagingBuffer);
}
if (FAILED(result))
{
return gl::error(GL_OUT_OF_MEMORY);
}
mStagingBufferSize = size;
}
else if (data)
{
D3D11_MAPPED_SUBRESOURCE mappedResource;
result = context->Map(mStagingBuffer, 0, D3D11_MAP_WRITE, 0, &mappedResource);
if (FAILED(result))
{
return gl::error(GL_OUT_OF_MEMORY);
}
memcpy(mappedResource.pData, data, size);
context->Unmap(mStagingBuffer, 0);
}
}
if (!mBuffer || mBufferSize < size + offset)
{
D3D11_BUFFER_DESC bufferDesc;
bufferDesc.ByteWidth = requiredBufferSize;
bufferDesc.Usage = D3D11_USAGE_DEFAULT;
if (mRenderer->getMajorShaderModel() > 2)
bufferDesc.BindFlags = D3D11_BIND_VERTEX_BUFFER | D3D11_BIND_INDEX_BUFFER;
else
{
if (bindingPoint == GL_ARRAY_BUFFER)
bufferDesc.BindFlags = D3D11_BIND_VERTEX_BUFFER;
else
bufferDesc.BindFlags = D3D11_BIND_INDEX_BUFFER;
}
bufferDesc.CPUAccessFlags = 0;
bufferDesc.MiscFlags = 0;
bufferDesc.StructureByteStride = 0;
if (directInitialization)
{
// Since the data will fill the entire buffer (being larger than the initial size and having
// no offset), the buffer can be initialized with the data so no staging buffer is required
// No longer need the old buffer
if (mBuffer)
{
mBuffer->Release();
mBuffer = NULL;
mBufferSize = 0;
}
if (data)
{
D3D11_SUBRESOURCE_DATA initialData;
initialData.pSysMem = data;
initialData.SysMemPitch = size;
initialData.SysMemSlicePitch = 0;
result = device->CreateBuffer(&bufferDesc, &initialData, &mBuffer);
}
else
{
result = device->CreateBuffer(&bufferDesc, NULL, &mBuffer);
}
if (FAILED(result))
{
return gl::error(GL_OUT_OF_MEMORY);
}
}
else if (mBuffer && offset > 0)
{
// If offset is greater than zero and the buffer is non-null, need to preserve the data from
// the old buffer up to offset
ID3D11Buffer *newBuffer = NULL;
result = device->CreateBuffer(&bufferDesc, NULL, &newBuffer);
if (FAILED(result))
{
return gl::error(GL_OUT_OF_MEMORY);
}
D3D11_BOX srcBox;
srcBox.left = 0;
srcBox.right = std::min(offset, mBufferSize);
srcBox.top = 0;
srcBox.bottom = 1;
srcBox.front = 0;
srcBox.back = 1;
context->CopySubresourceRegion(newBuffer, 0, 0, 0, 0, mBuffer, 0, &srcBox);
mBuffer->Release();
mBuffer = newBuffer;
}
else
{
// Simple case, nothing needs to be copied from the old buffer to the new one, just create
// a new buffer
// No longer need the old buffer
if (mBuffer)
{
mBuffer->Release();
mBuffer = NULL;
mBufferSize = 0;
}
// Create a new buffer for data storage
result = device->CreateBuffer(&bufferDesc, NULL, &mBuffer);
if (FAILED(result))
{
return gl::error(GL_OUT_OF_MEMORY);
}
}
updateSerial();
mBufferSize = bufferDesc.ByteWidth;
}
if (!directInitialization)
{
ASSERT(mStagingBuffer && mStagingBufferSize >= requiredStagingSize);
// Data is already put into the staging buffer, copy it over to the data buffer
D3D11_BOX srcBox;
srcBox.left = 0;
srcBox.right = size;
srcBox.top = 0;
srcBox.bottom = 1;
srcBox.front = 0;
srcBox.back = 1;
context->CopySubresourceRegion(mBuffer, 0, offset, 0, 0, mStagingBuffer, 0, &srcBox);
}
mSize = std::max(mSize, offset + size);
mWriteUsageCount = 0;
mResolvedDataValid = false;
}
IndexBuffer::IndexBuffer()
{
updateSerial();
}
unsigned long Memory::event(unsigned long cycleCounter) {
if (lastOamDmaUpdate != DISABLED_TIME)
updateOamDma(cycleCounter);
switch (intreq.minEventId()) {
case UNHALT:
nontrivial_ff_write(0xFF04, 0, cycleCounter);
PC = (PC + 1) & 0xFFFF;
cycleCounter += 4;
intreq.unhalt();
intreq.setEventTime<UNHALT>(DISABLED_TIME);
break;
case END:
intreq.setEventTime<END>(DISABLED_TIME - 1);
while (cycleCounter >= intreq.minEventTime() && intreq.eventTime(END) != DISABLED_TIME)
cycleCounter = event(cycleCounter);
intreq.setEventTime<END>(DISABLED_TIME);
break;
case BLIT:
{
const bool lcden = ioamhram[0x140] >> 7 & 1;
unsigned long blitTime = intreq.eventTime(BLIT);
if (lcden | blanklcd) {
display.updateScreen(blanklcd, cycleCounter);
intreq.setEventTime<BLIT>(DISABLED_TIME);
intreq.setEventTime<END>(DISABLED_TIME);
while (cycleCounter >= intreq.minEventTime())
cycleCounter = event(cycleCounter);
} else
blitTime += 70224 << isDoubleSpeed();
blanklcd = lcden ^ 1;
intreq.setEventTime<BLIT>(blitTime);
}
break;
case SERIAL:
updateSerial(cycleCounter);
break;
case OAM:
intreq.setEventTime<OAM>(lastOamDmaUpdate == DISABLED_TIME ?
static_cast<unsigned long>(DISABLED_TIME) : intreq.eventTime(OAM) + 0xA0 * 4);
break;
case DMA:
{
const bool doubleSpeed = isDoubleSpeed();
unsigned dmaSrc = dmaSource;
unsigned dmaDest = dmaDestination;
unsigned dmaLength = ((ioamhram[0x155] & 0x7F) + 0x1) * 0x10;
unsigned length = hdmaReqFlagged(intreq) ? 0x10 : dmaLength;
ackDmaReq(&intreq);
if ((static_cast<unsigned long>(dmaDest) + length) & 0x10000) {
length = 0x10000 - dmaDest;
ioamhram[0x155] |= 0x80;
}
dmaLength -= length;
if (!(ioamhram[0x140] & 0x80))
dmaLength = 0;
{
unsigned long lOamDmaUpdate = lastOamDmaUpdate;
lastOamDmaUpdate = DISABLED_TIME;
while (length--) {
const unsigned src = dmaSrc++ & 0xFFFF;
const unsigned data = ((src & 0xE000) == 0x8000 || src > 0xFDFF) ? 0xFF : read(src, cycleCounter);
cycleCounter += 2 << doubleSpeed;
if (cycleCounter - 3 > lOamDmaUpdate) {
oamDmaPos = (oamDmaPos + 1) & 0xFF;
lOamDmaUpdate += 4;
if (oamDmaPos < 0xA0) {
if (oamDmaPos == 0)
startOamDma(lOamDmaUpdate - 1);
ioamhram[src & 0xFF] = data;
} else if (oamDmaPos == 0xA0) {
endOamDma(lOamDmaUpdate - 1);
lOamDmaUpdate = DISABLED_TIME;
}
}
nontrivial_write(0x8000 | (dmaDest++ & 0x1FFF), data, cycleCounter);
}
lastOamDmaUpdate = lOamDmaUpdate;
}
cycleCounter += 4;
dmaSource = dmaSrc;
dmaDestination = dmaDest;
ioamhram[0x155] = ((dmaLength / 0x10 - 0x1) & 0xFF) | (ioamhram[0x155] & 0x80);
if ((ioamhram[0x155] & 0x80) && display.hdmaIsEnabled()) {
if (lastOamDmaUpdate != DISABLED_TIME)
updateOamDma(cycleCounter);
display.disableHdma(cycleCounter);
}
}
break;
case TIMA:
tima.doIrqEvent(TimaInterruptRequester(intreq));
break;
case VIDEO:
display.update(cycleCounter);
break;
case INTERRUPTS:
if (stopped) {
intreq.setEventTime<INTERRUPTS>(DISABLED_TIME);
break;
}
if (halted()) {
if (gbIsCgb_ || (!gbIsCgb_ && cycleCounter <= halttime + 4))
cycleCounter += 4;
intreq.unhalt();
intreq.setEventTime<UNHALT>(DISABLED_TIME);
}
if (ime()) {
unsigned address;
cycleCounter += 12;
display.update(cycleCounter);
SP = (SP - 2) & 0xFFFF;
write(SP + 1, PC >> 8, cycleCounter);
unsigned ie = intreq.iereg();
cycleCounter += 4;
display.update(cycleCounter);
write(SP, PC & 0xFF, cycleCounter);
const unsigned pendingIrqs = ie & intreq.ifreg();
cycleCounter += 4;
display.update(cycleCounter);
const unsigned n = pendingIrqs & -pendingIrqs;
if (n == 0) {
address = 0;
}
else if (n < 8) {
static const unsigned char lut[] = { 0x40, 0x48, 0x48, 0x50 };
address = lut[n-1];
} else
address = 0x50 + n;
intreq.ackIrq(n);
PC = address;
}
break;
}
return cycleCounter;
}
