C++ (Cpp) RayBufferQueue::PopToDo Examples

Example #1

File: nativeidevice.cpp Project: kwadwobro1/luxrender-luxrays

void NativeThreadIntersectionDevice::IntersectionThread(NativeThreadIntersectionDevice *renderDevice) {
	LR_LOG(renderDevice->deviceContext, "[NativeThread device::" << renderDevice->deviceName << "] Rendering thread started");

	try {
		RayBufferQueue *queue = renderDevice->externalRayBufferQueue ?
			renderDevice->externalRayBufferQueue : &(renderDevice->rayBufferQueue);

		const double startTime = WallClockTime();
		while (!boost::this_thread::interruption_requested()) {
			const double t1 = WallClockTime();
			RayBuffer *rayBuffer = queue->PopToDo();
			renderDevice->statsDeviceIdleTime += WallClockTime() - t1;
			// Trace rays
			const Ray *rb = rayBuffer->GetRayBuffer();
			RayHit *hb = rayBuffer->GetHitBuffer();
			const size_t rayCount = rayBuffer->GetRayCount();
			for (unsigned int i = 0; i < rayCount; ++i) {
				hb[i].SetMiss();
				renderDevice->dataSet->Intersect(&rb[i], &hb[i]);
			}
			renderDevice->statsTotalDataParallelRayCount += rayCount;
			queue->PushDone(rayBuffer);

			renderDevice->statsDeviceTotalTime = WallClockTime() - startTime;
		}

		LR_LOG(renderDevice->deviceContext, "[NativeThread device::" << renderDevice->deviceName << "] Rendering thread halted");
	} catch (boost::thread_interrupted) {
		LR_LOG(renderDevice->deviceContext, "[NativeThread device::" << renderDevice->deviceName << "] Rendering thread halted");
	}
}

Example #2

File: fpgadevice.cpp Project: scollinson/luxrays

void FPGAIntersectionDevice::IntersectionThread(FPGAIntersectionDevice *renderDevice) {
	LR_LOG(renderDevice->deviceContext, "[FPGA device::" << renderDevice->deviceName << "] Rendering thread started");

	try {
		RayBufferQueue *queue = renderDevice->rayBufferQueue;

		const double startTime = WallClockTime();
		while (!boost::this_thread::interruption_requested()) {
			const double t1 = WallClockTime();
			RayBuffer *rayBuffer = queue->PopToDo();
			renderDevice->statsDeviceIdleTime += WallClockTime() - t1;

			// Trace rays
			const Ray *rb = rayBuffer->GetRayBuffer();
			RayHit *hb = rayBuffer->GetHitBuffer();
			const size_t rayCount = rayBuffer->GetRayCount();
			
			for (unsigned int i = 0; i < rayCount; ++i) {
				hb[i].SetMiss();
				//renderDevice->accel->Intersect(&rb[i], &hb[i]);
			}

			if (xrti_intersect((void *)rb, rayCount*sizeof(Ray), rayCount, (void *)hb, rayCount*sizeof(RayHit)) < 0) {
				throw std::runtime_error("xrti_intersect failed");
			}

			renderDevice->statsDeviceTotalTime = WallClockTime() - startTime;

			renderDevice->statsTotalDataParallelRayCount += rayCount;
			queue->PushDone(rayBuffer);

	        // FILE *f = fopen("/mnt/scratch/sam/ray_tracer/tb_generator/data/rays.txt", "w");
	        // unsigned char *b = (unsigned char *)rb;
	        // for (u_int i = 0; i < rayCount * sizeof(luxrays::Ray); i++) {
	        //     fprintf(f, "%02x", b[i]);
	        //     if ((i + 1) % 48 == 0)
	        //         fprintf(f, "\n");
	        // }
	        // fclose(f);
	        
	        // f = fopen("/mnt/scratch/sam/ray_tracer/tb_generator/data/hits.txt", "w");
	        // b = (unsigned char *)hb;
	        // for (u_int i = 0; i < rayCount * sizeof(luxrays::RayHit); i++) {
	        //     fprintf(f, "%02x", b[i]);
	        //     if ((i + 1) % 20 == 0)
	        //         fprintf(f, "\n");
	        // }
	        // fclose(f);
		}

		LR_LOG(renderDevice->deviceContext, "[FPGA device::" << renderDevice->deviceName << "] Rendering thread halted");
	} catch (boost::thread_interrupted) {
		LR_LOG(renderDevice->deviceContext, "[FPGA device::" << renderDevice->deviceName << "] Rendering thread halted");
	}
}