bool GrVkBuffer::vkUpdateData(const GrVkGpu* gpu, const void* src, size_t srcSizeInBytes,
bool* createdNewBuffer) {
SkASSERT(!this->vkIsMapped());
VALIDATE();
if (srcSizeInBytes > fDesc.fSizeInBytes) {
return false;
}
if (!fResource->unique()) {
// in use by the command buffer, so we need to create a new one
fResource->unref(gpu);
fResource = Create(gpu, fDesc);
if (createdNewBuffer) {
*createdNewBuffer = true;
}
}
void* mapPtr;
VkResult err = VK_CALL(gpu, MapMemory(gpu->device(), alloc(), 0, srcSizeInBytes, 0, &mapPtr));
if (VK_SUCCESS != err) {
return false;
}
memcpy(mapPtr, src, srcSizeInBytes);
VK_CALL(gpu, UnmapMemory(gpu->device(), alloc()));
return true;
}
void GrVkBuffer::vkUnmap(const GrVkGpu* gpu) {
VALIDATE();
SkASSERT(this->vkIsMapped());
VK_CALL(gpu, UnmapMemory(gpu->device(), alloc()));
fMapPtr = nullptr;
}
void GrVkBuffer::vkUnmap(GrVkGpu* gpu) {
VALIDATE();
SkASSERT(this->vkIsMapped());
if (fDesc.fDynamic) {
VK_CALL(gpu, UnmapMemory(gpu->device(), this->alloc().fMemory));
} else {
gpu->updateBuffer(this, fMapPtr, this->offset(), this->size());
delete [] (unsigned char*)fMapPtr;
}
fMapPtr = nullptr;
}
void GrVkBuffer::internalUnmap(GrVkGpu* gpu, size_t size) {
VALIDATE();
SkASSERT(this->vkIsMapped());
if (fDesc.fDynamic) {
GrVkMemory::FlushMappedAlloc(gpu, this->alloc());
VK_CALL(gpu, UnmapMemory(gpu->device(), this->alloc().fMemory));
fMapPtr = nullptr;
} else {
gpu->updateBuffer(this, fMapPtr, this->offset(), size);
this->addMemoryBarrier(gpu,
VK_ACCESS_TRANSFER_WRITE_BIT,
buffer_type_to_access_flags(fDesc.fType),
VK_PIPELINE_STAGE_TRANSFER_BIT,
VK_PIPELINE_STAGE_VERTEX_INPUT_BIT,
false);
}
}
