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kraken/kraken/KRTexture2D.cpp
2023-01-10 15:49:10 -08:00

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//
// KRTexture2D.cpp
// Kraken Engine
//
// Copyright 2023 Kearwood Gilbert. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other materials
// provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY KEARWOOD GILBERT ''AS IS'' AND ANY EXPRESS OR IMPLIED
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
// FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KEARWOOD GILBERT OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// The views and conclusions contained in the software and documentation are those of the
// authors and should not be interpreted as representing official policies, either expressed
// or implied, of Kearwood Gilbert.
//
#include "KREngine-common.h"
#include "KRTexture2D.h"
#include "KRTextureManager.h"
KRTexture2D::KRTexture2D(KRContext& context, KRDataBlock* data, std::string name) : KRTexture(context, name)
{
m_pData = data;
}
KRTexture2D::~KRTexture2D()
{
delete m_pData;
}
bool KRTexture2D::createGPUTexture(int lod_max_dim)
{
if (m_haveNewHandles) {
return true;
}
bool success = true;
int prev_lod_max_dim = m_new_lod_max_dim;
m_new_lod_max_dim = 0;
KRDeviceManager* deviceManager = getContext().getDeviceManager();
for (auto deviceItr = deviceManager->getDevices().begin(); deviceItr != deviceManager->getDevices().end(); deviceItr++) {
KRDevice& device = *(*deviceItr).second;
KrDeviceHandle deviceHandle = (*deviceItr).first;
VmaAllocator allocator = device.getAllocator();
KRTexture::TextureHandle& texture = m_newHandles.emplace_back();
texture.device = deviceHandle;
texture.allocation = VK_NULL_HANDLE;
texture.image = VK_NULL_HANDLE;
if (!device.createImage(getDimensions(), 0, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, &texture.image, &texture.allocation
#if KRENGINE_DEBUG_GPU_LABELS
, getName().c_str()
#endif
)) {
success = false;
break;
}
VkImageViewCreateInfo viewInfo{};
viewInfo.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
viewInfo.image = texture.image;
viewInfo.viewType = VK_IMAGE_VIEW_TYPE_2D;
viewInfo.format = getFormat();
viewInfo.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
viewInfo.subresourceRange.baseMipLevel = 0;
viewInfo.subresourceRange.levelCount = 1;
viewInfo.subresourceRange.baseArrayLayer = 0;
viewInfo.subresourceRange.layerCount = 1;
VkResult res = vkCreateImageView(device.m_logicalDevice, &viewInfo, nullptr, &texture.fullImageView);
if (res != VK_SUCCESS) {
success = false;
break;
}
if (!uploadTexture(device, texture.image, lod_max_dim, m_new_lod_max_dim)) {
success = false;
break;
}
}
if (success) {
m_new_lod_max_dim = prev_lod_max_dim;
m_haveNewHandles = true;
} else {
destroyNewHandles();
}
return success;
}
bool KRTexture2D::save(const std::string& path)
{
if (m_pData) {
return m_pData->save(path);
} else {
return false;
}
}
bool KRTexture2D::save(KRDataBlock& data)
{
if (m_pData) {
data.append(*m_pData);
return true;
} else {
return false;
}
}