IGraphicsQueue::submitCommands - dpw105f18/papago-api GitHub Wiki

Submit commands to queue through command buffers

void IGraphicsQueue::submitCommands(
  const std::vector<std::reference_wrapper<ICommandBuffer>>& commands)

Submits a collection of ICommandbuffers to the queue to be executed. These ICommandbuffers must have been recorded before submitting or the behaviour is undefined.

Parameters

Parameter Description
commands A collection of ICommandbuffers to submit to the queue

Exceptions

Exception Type Error Code Description
std::system_error -1 out of host memory
std::system_error -2 out of device memory
std::system_error -4 device lost

Example of submitCommands

#include <vector>
#include <windows.h>
#include "idevice.hpp"
#include "ibufferrsource.hpp"
#include "isurface.hpp"

int main() {
  /*
  setup code omitted
  */
  unique_ptr<IRenderPass> renderPass = //... 
  unique_ptr<ISwapChain> swapChain = //...
  unique_ptr<IBufferResourc> vertexBuffer = //... 
  unique_ptr<IGraphicsQueue> createGraphicsQueue(swapChain);
 
  auto cb = device.createCommandBuffer();
  auto scb = device.createSubCommandBuffer();
   
  scb->record(*renderPass, [&](IRecordingSubCommandBuffer& rscb){
      rscb.setVertexBuffer(*vertexBuffer);
      rscb.draw(3);
  }
   
  cb->record(*renderPass, *swapChain, [&](IRecordingCommandBuffer& rcb){
      rcb.clearColorBuffer(1.0f, 0,0f, 0.0f, 1.0f);
      rcb.execute({scb});
  }

  gq->submitCommands({cb}); 
}

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