message: Added "Image View creation" readme section in texturemipmapgen
diff: @@ -179,3 +179,19 @@ Once the loop is done we need to transition all mip levels of the image to their
  ```
  Submitting that command buffer will result in an image with a complete mip-chain and all mip levels being transitioned to the proper image layout for shader reads.
  +
  +### Image View creation
  +The Image View also requires information about how many Mip Levels are used. This is specified in the ```VkImageViewCreateInfo.subresourceRange.levelCount``` field.
  +
  +```cpp
  + VkImageViewCreateInfo view = vks::initializers::imageViewCreateInfo();
  + view.image = texture.image;
  + view.viewType = VK_IMAGE_VIEW_TYPE_2D;
  + view.format = format;
  + view.components = { VK_COMPONENT_SWIZZLE_R, VK_COMPONENT_SWIZZLE_G, VK_COMPONENT_SWIZZLE_B, VK_COMPONENT_SWIZZLE_A };
  + view.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
  + view.subresourceRange.baseMipLevel = 0;
  + view.subresourceRange.baseArrayLayer = 0;
  + view.subresourceRange.layerCount = 1;
  + view.subresourceRange.levelCount = texture.mipLevels;
  +```
  \ No newline at end of file
  