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framework/core/sampled_image.cpp

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+/* Copyright (c) 2021-2023, Arm Limited and Contributors
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * 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 "sampled_image.h"
+
+#include "rendering/render_target.h"
+
+namespace vkb
+{
+namespace core
+{
+SampledImage::SampledImage(const core::ImageView &image_view, Sampler *sampler) :
+    image_view{&image_view},
+    target_attachment{0},
+    render_target{nullptr},
+    sampler{sampler},
+    isDepthResolve{false}
+{}
+
+SampledImage::SampledImage(uint32_t target_attachment, RenderTarget *render_target, Sampler *sampler, bool isDepthResolve) :
+    image_view{nullptr},
+    target_attachment{target_attachment},
+    render_target{render_target},
+    sampler{sampler},
+    isDepthResolve{isDepthResolve}
+{}
+
+SampledImage::SampledImage(const SampledImage &to_copy) :
+    image_view{to_copy.image_view},
+    target_attachment{to_copy.target_attachment},
+    render_target{to_copy.render_target},
+    sampler{to_copy.sampler},
+    isDepthResolve{false}
+{}
+
+SampledImage &SampledImage::operator=(const SampledImage &to_copy)
+{
+	image_view        = to_copy.image_view;
+	target_attachment = to_copy.target_attachment;
+	render_target     = to_copy.render_target;
+	sampler           = to_copy.sampler;
+	isDepthResolve    = to_copy.isDepthResolve;
+	return *this;
+}
+
+SampledImage::SampledImage(SampledImage &&to_move) :
+    image_view{std::move(to_move.image_view)},
+    target_attachment{std::move(to_move.target_attachment)},
+    render_target{std::move(to_move.render_target)},
+    sampler{std::move(to_move.sampler)},
+    isDepthResolve{std::move(to_move.isDepthResolve)}
+{}
+
+SampledImage &SampledImage::operator=(SampledImage &&to_move)
+{
+	image_view        = std::move(to_move.image_view);
+	target_attachment = std::move(to_move.target_attachment);
+	render_target     = std::move(to_move.render_target);
+	sampler           = std::move(to_move.sampler);
+	isDepthResolve    = std::move(to_move.isDepthResolve);
+	return *this;
+}
+
+const core::ImageView &SampledImage::get_image_view(const RenderTarget &default_target) const
+{
+	if (image_view != nullptr)
+	{
+		return *image_view;
+	}
+	else
+	{
+		const auto &target = render_target ? *render_target : default_target;
+		assert(target_attachment < target.get_views().size());
+		return target.get_views()[target_attachment];
+	}
+}
+
+const uint32_t *SampledImage::get_target_attachment() const
+{
+	if (image_view != nullptr)
+	{
+		return nullptr;
+	}
+	else
+	{
+		return &target_attachment;
+	}
+}
+
+}        // namespace core
+}        // namespace vkb