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framework/core/framebuffer.cpp

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+/* Copyright (c) 2019-2025, 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 "framebuffer.h"
+
+#include "device.h"
+
+namespace vkb
+{
+VkFramebuffer Framebuffer::get_handle() const
+{
+	return handle;
+}
+
+const VkExtent2D &Framebuffer::get_extent() const
+{
+	return extent;
+}
+
+Framebuffer::Framebuffer(vkb::core::DeviceC &device, const RenderTarget &render_target, const RenderPass &render_pass) :
+    device{device},
+    extent{render_target.get_extent()}
+{
+	std::vector<VkImageView> attachments;
+
+	for (auto &view : render_target.get_views())
+	{
+		attachments.emplace_back(view.get_handle());
+	}
+
+	VkFramebufferCreateInfo create_info{VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO};
+
+	create_info.renderPass      = render_pass.get_handle();
+	create_info.attachmentCount = to_u32(attachments.size());
+	create_info.pAttachments    = attachments.data();
+	create_info.width           = extent.width;
+	create_info.height          = extent.height;
+	create_info.layers          = 1;
+
+	auto result = vkCreateFramebuffer(device.get_handle(), &create_info, nullptr, &handle);
+
+	if (result != VK_SUCCESS)
+	{
+		throw VulkanException{result, "Cannot create Framebuffer"};
+	}
+}
+
+Framebuffer::Framebuffer(Framebuffer &&other) :
+    device{other.device},
+    handle{other.handle},
+    extent{other.extent}
+{
+	other.handle = VK_NULL_HANDLE;
+}
+
+Framebuffer::~Framebuffer()
+{
+	if (handle != VK_NULL_HANDLE)
+	{
+		vkDestroyFramebuffer(device.get_handle(), handle, nullptr);
+	}
+}
+}        // namespace vkb