message: Minor code cleanup
  Removed unused variables
diff: /*
  * Vulkan Example - Offscreen rendering using a separate framebuffer
  *
  -* Copyright (C) Sascha Willems - www.saschawillems.de
  +* Copyright (C) 2016-2022 Sascha Willems - www.saschawillems.de
  *
  * This code is licensed under the MIT license (MIT) (http://opensource.org/licenses/MIT)
  */
  @@ -210,8 +210,9 @@ public:
  depthStencilView.flags = 0;
  depthStencilView.subresourceRange = {};
  depthStencilView.subresourceRange.aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT;
  - if (fbDepthFormat >= VK_FORMAT_D16_UNORM_S8_UINT)
  + if (fbDepthFormat >= VK_FORMAT_D16_UNORM_S8_UINT) {
  depthStencilView.subresourceRange.aspectMask |= VK_IMAGE_ASPECT_STENCIL_BIT;
  + }
  depthStencilView.subresourceRange.baseMipLevel = 0;
  depthStencilView.subresourceRange.levelCount = 1;
  depthStencilView.subresourceRange.baseArrayLayer = 0;
  @@ -305,9 +306,6 @@ public:
  {
  VkCommandBufferBeginInfo cmdBufInfo = vks::initializers::commandBufferBeginInfo();
  - VkClearValue clearValues[2];
  - VkDeviceSize offsets[1] = { 0 };
  -
  for (int32_t i = 0; i < drawCmdBuffers.size(); ++i)
  {
  VK_CHECK_RESULT(vkBeginCommandBuffer(drawCmdBuffers[i], &cmdBufInfo));
  @@ -336,8 +334,6 @@ public:
  VkRect2D scissor = vks::initializers::rect2D(offscreenPass.width, offscreenPass.height, 0, 0);
  vkCmdSetScissor(drawCmdBuffers[i], 0, 1, &scissor);
  - VkDeviceSize offsets[1] = { 0 };
  -
  // Mirrored scene
  vkCmdBindDescriptorSets(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayouts.shaded, 0, 1, &descriptorSets.offscreen, 0, NULL);
  vkCmdBindPipeline(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelines.shadedOffscreen);
  @@ -354,6 +350,7 @@ public:
  Second render pass: Scene rendering with applied radial blur
  */
  {
  + VkClearValue clearValues[2];
  clearValues[0].color = defaultClearColor;
  clearValues[1].depthStencil = { 1.0f, 0 };
  @@ -373,8 +370,6 @@ public:
  VkRect2D scissor = vks::initializers::rect2D(width, height, 0, 0);
  vkCmdSetScissor(drawCmdBuffers[i], 0, 1, &scissor);
  - VkDeviceSize offsets[1] = { 0 };
  -
  if (debugDisplay)
  {
  // Display the offscreen render target
  