| // Copyright 2018 The SwiftShader Authors. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "VkImageView.hpp" |
| #include "VkImage.hpp" |
| |
| namespace vk |
| { |
| |
| ImageView::ImageView(const VkImageViewCreateInfo* pCreateInfo, void* mem) : |
| image(Cast(pCreateInfo->image)), viewType(pCreateInfo->viewType), format(pCreateInfo->format), |
| components(pCreateInfo->components), subresourceRange(pCreateInfo->subresourceRange) |
| { |
| } |
| |
| size_t ImageView::ComputeRequiredAllocationSize(const VkImageViewCreateInfo* pCreateInfo) |
| { |
| return 0; |
| } |
| |
| void ImageView::destroy(const VkAllocationCallbacks* pAllocator) |
| { |
| } |
| |
| bool ImageView::imageTypesMatch(VkImageType imageType) const |
| { |
| bool isCube = image->isCube(); |
| |
| switch(imageType) |
| { |
| case VK_IMAGE_TYPE_1D: |
| switch(viewType) |
| { |
| case VK_IMAGE_VIEW_TYPE_1D: |
| case VK_IMAGE_VIEW_TYPE_1D_ARRAY: |
| return true; |
| } |
| break; |
| case VK_IMAGE_TYPE_2D: |
| switch(viewType) |
| { |
| case VK_IMAGE_VIEW_TYPE_2D: |
| case VK_IMAGE_VIEW_TYPE_2D_ARRAY: |
| return !isCube; |
| case VK_IMAGE_VIEW_TYPE_CUBE: |
| case VK_IMAGE_VIEW_TYPE_CUBE_ARRAY: |
| return isCube; |
| } |
| break; |
| case VK_IMAGE_TYPE_3D: |
| switch(viewType) |
| { |
| case VK_IMAGE_VIEW_TYPE_3D: |
| return true; |
| } |
| break; |
| default: |
| break; |
| } |
| |
| return false; |
| } |
| |
| void ImageView::clear(const VkClearValue& clearValue, const VkRect2D& renderArea) |
| { |
| // Note: clearing ignores swizzling, so components is ignored. |
| |
| if(!imageTypesMatch(image->getImageType())) |
| { |
| UNIMPLEMENTED(); |
| } |
| |
| if(image->getFormat() != format) |
| { |
| UNIMPLEMENTED(); |
| } |
| |
| image->clear(clearValue, renderArea, subresourceRange); |
| } |
| |
| } |