refa Remove redundant framebuffers

* src/vk/framebuffer.hpp: Move to this class all the framebuffers.

11 files changed, 245 insertions, 339 deletions

diff --git a/src/vk/framebuffer.cpp b/src/vk/framebuffer.cpp
new file mode 100644
index 0000000..4104554
--- /dev/null
+++ b/src/vk/framebuffer.cpp
@@ -0,0 +1,198 @@
+/*
+ * Copyright 2022-2023 Frederico de Oliveira Linhares
+ *
+ * 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.hpp"
+
+#include "../core.hpp"
+#include "image.hpp"
+
+namespace
+{
+void
+load_depth_image(void *obj)
+{
+  auto self = static_cast<VK::Framebuffer*>(obj);
+
+  VkExtent3D extent3d{};
+  extent3d.width = cg_core.display_width;
+  extent3d.height = cg_core.display_height;
+  extent3d.depth = 1;
+
+  try
+  {
+    VK::Image::create(
+      cg_core.vk_device_with_swapchain,
+      &self->depth_image,
+      &self->depth_image_memory,
+      VK_FORMAT_D32_SFLOAT,
+      extent3d,
+      1,
+      VK_IMAGE_TILING_OPTIMAL,
+      VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT
+      );
+  }
+  catch(VK::Image::Error error)
+  {
+    std::string error_message{"Failed to create depth image → "};
+    error_message += error.what();
+    throw CommandError{error_message};
+  }
+}
+
+void
+unload_depth_image(void *obj)
+{
+  auto self = static_cast<VK::Framebuffer*>(obj);
+
+  vkDestroyImage(
+    cg_core.vk_device_with_swapchain->device, self->depth_image,
+    nullptr);
+  vkFreeMemory(
+    cg_core.vk_device_with_swapchain->device,
+    self->depth_image_memory, nullptr);
+}
+
+void
+load_depth_image_view(void *obj)
+{
+  auto self = static_cast<VK::Framebuffer*>(obj);
+
+  try
+  {
+    VK::Image::create_view(
+      cg_core.vk_device_with_swapchain, &self->depth_image_view,
+      self->depth_image,
+      VK_FORMAT_D32_SFLOAT, VK_IMAGE_ASPECT_DEPTH_BIT);
+  }
+  catch(VK::Image::Error error)
+  {
+    std::string error_message{"Failed to create depth image view → "};
+    error_message += error.what();
+    throw CommandError{error_message};
+  }
+}
+
+void
+unload_depth_image_view(void *obj)
+{
+  auto self = static_cast<VK::Framebuffer*>(obj);
+
+  vkDestroyImageView(
+    cg_core.vk_device_with_swapchain->device, self->depth_image_view, nullptr);
+}
+
+void
+load_3d(void *obj)
+{
+  auto self = static_cast<VK::Framebuffer*>(obj);
+
+  self->pipeline_3d.resize(cg_core.vk_swapchain->images_count);
+  for (auto i{0}; i < cg_core.vk_swapchain->images_count; i++)
+  {
+    std::array<VkImageView, 2> attachments = {
+      cg_core.vk_swapchain->image_views[i],
+      self->depth_image_view
+    };
+
+    VkFramebufferCreateInfo framebuffer_info{};
+    framebuffer_info.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
+    framebuffer_info.renderPass = cg_core.vk_render_pass->pipeline_3d;
+    framebuffer_info.attachmentCount = attachments.size();
+    framebuffer_info.pAttachments = attachments.data();
+    framebuffer_info.width = cg_core.display_width;
+    framebuffer_info.height = cg_core.display_height;
+
+    framebuffer_info.layers = 1;
+
+    if(vkCreateFramebuffer(
+	 cg_core.vk_device_with_swapchain->device, &framebuffer_info, nullptr,
+	 &self->pipeline_3d[i]) != VK_SUCCESS)
+      throw CommandError{"Failed to create Vulkan Framebuffer."};
+  }
+}
+
+void
+unload_3d(void *obj)
+{
+  auto self = static_cast<VK::Framebuffer*>(obj);
+
+  for(auto framebuffer: self->pipeline_3d)
+    vkDestroyFramebuffer(
+      cg_core.vk_device_with_swapchain->device, framebuffer, nullptr);
+}
+
+void
+load_2d(void *obj)
+{
+  auto self = static_cast<VK::Framebuffer*>(obj);
+
+  self->pipeline_2d.resize(cg_core.vk_swapchain->images_count);
+  for (auto i{0}; i < cg_core.vk_swapchain->images_count; i++)
+  {
+    std::array<VkImageView, 1> attachments = {
+      cg_core.vk_swapchain->image_views[i]
+    };
+
+    VkFramebufferCreateInfo framebuffer_info{};
+    framebuffer_info.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
+    framebuffer_info.renderPass = cg_core.vk_render_pass->pipeline_2d;
+    framebuffer_info.attachmentCount = attachments.size();
+    framebuffer_info.pAttachments = attachments.data();
+    framebuffer_info.width = cg_core.display_width;
+    framebuffer_info.height = cg_core.display_height;
+    framebuffer_info.layers = 1;
+
+    if(vkCreateFramebuffer(
+         cg_core.vk_device_with_swapchain->device, &framebuffer_info, nullptr,
+         &self->pipeline_2d[i])
+       != VK_SUCCESS)
+      throw CommandError{"Failed to create Vulkan Framebuffer."};
+  }
+}
+
+void
+unload_2d(void *obj)
+{
+  auto self = static_cast<VK::Framebuffer*>(obj);
+
+  for(auto framebuffer: self->pipeline_2d)
+    vkDestroyFramebuffer(
+      cg_core.vk_device_with_swapchain->device, framebuffer, nullptr);
+}
+
+const CommandChain loader{
+  {&load_depth_image, &unload_depth_image},
+  {&load_depth_image_view, &unload_depth_image_view},
+  {&load_3d, &unload_3d},
+  {&load_2d, &unload_2d}
+};
+
+}
+
+namespace VK
+{
+
+Framebuffer::Framebuffer()
+{
+  loader.execute(this);
+}
+
+Framebuffer::~Framebuffer()
+{
+  loader.revert(this);
+}
+
+}
diff --git a/src/vk/framebuffer.hpp b/src/vk/framebuffer.hpp
new file mode 100644
index 0000000..2867fa1
--- /dev/null
+++ b/src/vk/framebuffer.hpp
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2022-2023 Frederico de Oliveira Linhares
+ *
+ * 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.
+ */
+
+#ifndef CANDY_GEAR_VK_FRAMEBUFFER_H
+#define CANDY_GEAR_VK_FRAMEBUFFER_H 1
+
+#include <vector>
+
+#include "core.hpp"
+
+namespace VK
+{
+
+struct Framebuffer
+{
+  // Depth image.
+  VkImage depth_image;
+  VkDeviceMemory depth_image_memory;
+  VkImageView depth_image_view;
+
+  std::vector<VkFramebuffer> pipeline_3d;
+  std::vector<VkFramebuffer> pipeline_2d;
+
+  Framebuffer();
+  ~Framebuffer();
+};
+
+}
+
+#endif /* CANDY_GEAR_VK_FRAMEBUFFER_H */
diff --git a/src/vk/graphics_pipeline_2d_solid.cpp b/src/vk/graphics_pipeline_2d_solid.cpp
index 8432a8a..d0c1768 100644
--- a/src/vk/graphics_pipeline_2d_solid.cpp
+++ b/src/vk/graphics_pipeline_2d_solid.cpp
@@ -26,45 +26,6 @@ namespace
 {
 
 void
-load_framebuffer(void *obj)
-{
-  auto self = static_cast<VK::GraphicsPipeline2DSolid*>(obj);
-
-  self->swapchain_framebuffers.resize(cg_core.vk_swapchain->images_count);
-  for (auto i{0}; i < cg_core.vk_swapchain->images_count; i++)
-  {
-    std::array<VkImageView, 1> attachments = {
-      cg_core.vk_swapchain->image_views[i]
-    };
-
-    VkFramebufferCreateInfo framebuffer_info{};
-    framebuffer_info.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
-    framebuffer_info.renderPass = cg_core.vk_render_pass->pipeline_2d;
-    framebuffer_info.attachmentCount = attachments.size();
-    framebuffer_info.pAttachments = attachments.data();
-    framebuffer_info.width = cg_core.display_width;
-    framebuffer_info.height = cg_core.display_height;
-    framebuffer_info.layers = 1;
-
-    if(vkCreateFramebuffer(
-         cg_core.vk_device_with_swapchain->device, &framebuffer_info, nullptr,
-         &self->swapchain_framebuffers[i])
-       != VK_SUCCESS)
-      throw CommandError{"Failed to create Vulkan Framebuffer."};
-  }
-}
-
-void
-unload_framebuffer(void *obj)
-{
-  auto self = static_cast<VK::GraphicsPipeline2DSolid*>(obj);
-
-  for(auto framebuffer: self->swapchain_framebuffers)
-    vkDestroyFramebuffer(
-      cg_core.vk_device_with_swapchain->device, framebuffer, nullptr);
-}
-
-void
 load_pipeline(void *obj)
 {
   auto self = static_cast<VK::GraphicsPipeline2DSolid*>(obj);
@@ -253,7 +214,6 @@ unload_pipeline(void *obj)
 }
 
 const CommandChain loader{
-  {&load_framebuffer, &unload_framebuffer},
   {&load_pipeline, &unload_pipeline}
 };
 
diff --git a/src/vk/graphics_pipeline_2d_solid.hpp b/src/vk/graphics_pipeline_2d_solid.hpp
index ec3c744..eac825f 100644
--- a/src/vk/graphics_pipeline_2d_solid.hpp
+++ b/src/vk/graphics_pipeline_2d_solid.hpp
@@ -1,5 +1,5 @@
 /*
- * Copyright 2022 Frederico de Oliveira Linhares
+ * Copyright 2022-2023 Frederico de Oliveira Linhares
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -18,11 +18,9 @@
 #define CANDY_GEAR_VK_GRAPHICS_PIPELINE_2D_SOLID_H 1
 
 #include <memory>
-#include <unordered_map>
-#include <vector>
 
 #include "core.hpp"
-#include "sprite.hpp"
+#include "command_pool.hpp"
 #include "view_2d.hpp"
 
 namespace VK
@@ -30,7 +28,6 @@ namespace VK
 
 struct GraphicsPipeline2DSolid
 {
-  std::vector<VkFramebuffer> swapchain_framebuffers;
   VkPipeline graphic_pipeline;
 
   GraphicsPipeline2DSolid();
diff --git a/src/vk/graphics_pipeline_2d_wired.cpp b/src/vk/graphics_pipeline_2d_wired.cpp
index 6590508..ef43cd1 100644
--- a/src/vk/graphics_pipeline_2d_wired.cpp
+++ b/src/vk/graphics_pipeline_2d_wired.cpp
@@ -53,45 +53,6 @@ unload_indexes(void *obj)
 }
 
 void
-load_framebuffer(void *obj)
-{
-  auto self = static_cast<VK::GraphicsPipeline2DWired*>(obj);
-
-  self->swapchain_framebuffers.resize(
-    cg_core.vk_swapchain->images_count);
-  for (auto i{0}; i < cg_core.vk_swapchain->images_count; i++)
-  {
-    std::array<VkImageView, 1> attachments = {
-      cg_core.vk_swapchain->image_views[i]
-    };
-
-    VkFramebufferCreateInfo framebuffer_info{};
-    framebuffer_info.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
-    framebuffer_info.renderPass = cg_core.vk_render_pass->pipeline_2d;
-    framebuffer_info.attachmentCount = attachments.size();
-    framebuffer_info.pAttachments = attachments.data();
-    framebuffer_info.width = cg_core.display_width;
-    framebuffer_info.height = cg_core.display_height;
-    framebuffer_info.layers = 1;
-
-    if(vkCreateFramebuffer(
-         cg_core.vk_device_with_swapchain->device, &framebuffer_info, nullptr,
-         &self->swapchain_framebuffers[i]) != VK_SUCCESS)
-      throw CommandError{"Failed to create Vulkan Framebuffer."};
-  }
-}
-
-void
-unload_framebuffer(void *obj)
-{
-  auto self = static_cast<VK::GraphicsPipeline2DWired*>(obj);
-
-  for(auto framebuffer: self->swapchain_framebuffers)
-    vkDestroyFramebuffer(
-      cg_core.vk_device_with_swapchain->device, framebuffer, nullptr);
-}
-
-void
 load_pipeline(void *obj)
 {
   auto self = static_cast<VK::GraphicsPipeline2DWired*>(obj);
@@ -265,7 +226,6 @@ unload_pipeline(void *obj)
 
 const CommandChain loader{
   {&load_indexes, &unload_indexes},
-  {&load_framebuffer, &unload_framebuffer},
   {&load_pipeline, &unload_pipeline}
 };
 
diff --git a/src/vk/graphics_pipeline_2d_wired.hpp b/src/vk/graphics_pipeline_2d_wired.hpp
index 8c7765d..932ed61 100644
--- a/src/vk/graphics_pipeline_2d_wired.hpp
+++ b/src/vk/graphics_pipeline_2d_wired.hpp
@@ -18,8 +18,6 @@
 #define CANDY_GEAR_VK_GRAPHICS_PIPELINE_2D_WIRED_H 1
 
 #include <memory>
-#include <unordered_map>
-#include <vector>
 
 #include "core.hpp"
 #include "view_2d.hpp"
@@ -31,7 +29,6 @@ struct GraphicsPipeline2DWired
 {
   QueueFamily *queue_family;
 
-  std::vector<VkFramebuffer> swapchain_framebuffers;
   VkPipeline graphic_pipeline;
 
   DestinationBuffer *index_buffer;
diff --git a/src/vk/graphics_pipeline_3d.cpp b/src/vk/graphics_pipeline_3d.cpp
index a98db2c..43ab734 100644
--- a/src/vk/graphics_pipeline_3d.cpp
+++ b/src/vk/graphics_pipeline_3d.cpp
@@ -21,7 +21,6 @@
 
 #include "../core.hpp"
 #include "core.hpp"
-#include "image.hpp"
 #include "static_mesh_vertex.hpp"
 #include "uniform_data_object.hpp"
 
@@ -29,119 +28,6 @@ namespace
 {
 
 void
-load_depth_image(void *obj)
-{
-  auto self = static_cast<VK::GraphicsPipeline3D*>(obj);
-
-  VkExtent3D extent3d{};
-  extent3d.width = cg_core.display_width;
-  extent3d.height = cg_core.display_height;
-  extent3d.depth = 1;
-
-  try
-  {
-    VK::Image::create(
-      cg_core.vk_device_with_swapchain,
-      &self->depth_image,
-      &self->depth_image_memory,
-      VK_FORMAT_D32_SFLOAT,
-      extent3d,
-      1,
-      VK_IMAGE_TILING_OPTIMAL,
-      VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT
-      );
-  }
-  catch(VK::Image::Error error)
-  {
-    std::string error_message{"Failed to create depth image → "};
-    error_message += error.what();
-    throw CommandError{error_message};
-  }
-}
-
-void
-unload_depth_image(void *obj)
-{
-  auto self = static_cast<VK::GraphicsPipeline3D*>(obj);
-
-  vkDestroyImage(
-    cg_core.vk_device_with_swapchain->device, self->depth_image,
-    nullptr);
-  vkFreeMemory(
-    cg_core.vk_device_with_swapchain->device,
-    self->depth_image_memory, nullptr);
-}
-
-void
-load_depth_image_view(void *obj)
-{
-  auto self = static_cast<VK::GraphicsPipeline3D*>(obj);
-
-  try
-  {
-    VK::Image::create_view(
-      cg_core.vk_device_with_swapchain, &self->depth_image_view,
-      self->depth_image,
-      VK_FORMAT_D32_SFLOAT, VK_IMAGE_ASPECT_DEPTH_BIT);
-  }
-  catch(VK::Image::Error error)
-  {
-    std::string error_message{"Failed to create depth image view → "};
-    error_message += error.what();
-    throw CommandError{error_message};
-  }
-}
-
-void
-unload_depth_image_view(void *obj)
-{
-  auto self = static_cast<VK::GraphicsPipeline3D*>(obj);
-
-  vkDestroyImageView(
-    cg_core.vk_device_with_swapchain->device, self->depth_image_view, nullptr);
-}
-
-void
-load_framebuffer(void *obj)
-{
-  auto self = static_cast<VK::GraphicsPipeline3D*>(obj);
-
-  self->swapchain_framebuffers.resize(cg_core.vk_swapchain->images_count);
-  for (auto i{0}; i < cg_core.vk_swapchain->images_count; i++)
-  {
-    std::array<VkImageView, 2> attachments = {
-      cg_core.vk_swapchain->image_views[i],
-      self->depth_image_view
-    };
-
-    VkFramebufferCreateInfo framebuffer_info{};
-    framebuffer_info.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
-    framebuffer_info.renderPass = cg_core.vk_render_pass->pipeline_3d;
-    framebuffer_info.attachmentCount = attachments.size();
-    framebuffer_info.pAttachments = attachments.data();
-    framebuffer_info.width = cg_core.display_width;
-    framebuffer_info.height = cg_core.display_height;
-
-    framebuffer_info.layers = 1;
-
-    if(vkCreateFramebuffer(
-	 cg_core.vk_device_with_swapchain->device, &framebuffer_info, nullptr,
-	 &self->swapchain_framebuffers[i]) != VK_SUCCESS)
-      throw CommandError{"Failed to create Vulkan Framebuffer."};
-  }
-}
-
-void
-unload_framebuffer(void *obj)
-{
-  auto self = static_cast<VK::GraphicsPipeline3D*>(obj);
-
-  for(auto framebuffer: self->swapchain_framebuffers)
-    vkDestroyFramebuffer(
-      cg_core.vk_device_with_swapchain->device, framebuffer, nullptr);
-}
-
-void
 load_pipeline(void *obj)
 {
   auto self = static_cast<VK::GraphicsPipeline3D*>(obj);
@@ -350,9 +236,6 @@ unload_pipeline(void *obj)
 }
 
 const CommandChain loader{
-  {&load_depth_image, &unload_depth_image},
-  {&load_depth_image_view, &unload_depth_image_view},
-  {&load_framebuffer, &unload_framebuffer},
   {&load_pipeline, &unload_pipeline}
 };
 
diff --git a/src/vk/graphics_pipeline_3d.hpp b/src/vk/graphics_pipeline_3d.hpp
index af09d28..bfe034d 100644
--- a/src/vk/graphics_pipeline_3d.hpp
+++ b/src/vk/graphics_pipeline_3d.hpp
@@ -18,7 +18,6 @@
 #define CANDY_GEAR_VK_GRAPHICS_PIPELINE_3D_H 1
 
 #include <memory>
-#include <unordered_map>
 
 #include "core.hpp"
 #include "command_pool.hpp"
@@ -29,12 +28,6 @@ namespace VK
 
 struct GraphicsPipeline3D
 {
-  // Depth image.
-  VkImage depth_image;
-  VkDeviceMemory depth_image_memory;
-  VkImageView depth_image_view;
-
-  std::vector<VkFramebuffer> swapchain_framebuffers;
   VkPipeline graphic_pipeline;
 
   GraphicsPipeline3D();
diff --git a/src/vk/graphics_pipeline_3d_skeletal.cpp b/src/vk/graphics_pipeline_3d_skeletal.cpp
index 3386352..e0e75a9 100644
--- a/src/vk/graphics_pipeline_3d_skeletal.cpp
+++ b/src/vk/graphics_pipeline_3d_skeletal.cpp
@@ -21,7 +21,6 @@
 
 #include "../core.hpp"
 #include "core.hpp"
-#include "image.hpp"
 #include "skeletal_mesh_vertex.hpp"
 #include "uniform_data_object.hpp"
 
@@ -29,119 +28,6 @@ namespace
 {
 
 void
-load_depth_image(void *obj)
-{
-  auto self = static_cast<VK::GraphicsPipeline3DSkeletal*>(obj);
-
-  VkExtent3D extent3d{};
-  extent3d.width = cg_core.display_width;
-  extent3d.height = cg_core.display_height;
-  extent3d.depth = 1;
-
-  try
-  {
-    VK::Image::create(
-      cg_core.vk_device_with_swapchain,
-      &self->depth_image,
-      &self->depth_image_memory,
-      VK_FORMAT_D32_SFLOAT,
-      extent3d,
-      1,
-      VK_IMAGE_TILING_OPTIMAL,
-      VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT
-      );
-  }
-  catch(VK::Image::Error error)
-  {
-    std::string error_message{"Failed to create depth image → "};
-    error_message += error.what();
-    throw CommandError{error_message};
-  }
-}
-
-void
-unload_depth_image(void *obj)
-{
-  auto self = static_cast<VK::GraphicsPipeline3DSkeletal*>(obj);
-
-  vkDestroyImage(
-    cg_core.vk_device_with_swapchain->device, self->depth_image,
-    nullptr);
-  vkFreeMemory(
-    cg_core.vk_device_with_swapchain->device,
-    self->depth_image_memory, nullptr);
-}
-
-void
-load_depth_image_view(void *obj)
-{
-  auto self = static_cast<VK::GraphicsPipeline3DSkeletal*>(obj);
-
-  try
-  {
-    VK::Image::create_view(
-      cg_core.vk_device_with_swapchain, &self->depth_image_view,
-      self->depth_image,
-      VK_FORMAT_D32_SFLOAT, VK_IMAGE_ASPECT_DEPTH_BIT);
-  }
-  catch(VK::Image::Error error)
-  {
-    std::string error_message{"Failed to create depth image view → "};
-    error_message += error.what();
-    throw CommandError{error_message};
-  }
-}
-
-void
-unload_depth_image_view(void *obj)
-{
-  auto self = static_cast<VK::GraphicsPipeline3DSkeletal*>(obj);
-
-  vkDestroyImageView(
-    cg_core.vk_device_with_swapchain->device, self->depth_image_view, nullptr);
-}
-
-void
-load_framebuffer(void *obj)
-{
-  auto self = static_cast<VK::GraphicsPipeline3DSkeletal*>(obj);
-
-  self->swapchain_framebuffers.resize(cg_core.vk_swapchain->images_count);
-  for (auto i{0}; i < cg_core.vk_swapchain->images_count; i++)
-  {
-    std::array<VkImageView, 2> attachments = {
-      cg_core.vk_swapchain->image_views[i],
-      self->depth_image_view
-    };
-
-    VkFramebufferCreateInfo framebuffer_info{};
-    framebuffer_info.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
-    framebuffer_info.renderPass = cg_core.vk_render_pass->pipeline_3d;
-    framebuffer_info.attachmentCount = attachments.size();
-    framebuffer_info.pAttachments = attachments.data();
-    framebuffer_info.width = cg_core.display_width;
-    framebuffer_info.height = cg_core.display_height;
-
-    framebuffer_info.layers = 1;
-
-    if(vkCreateFramebuffer(
-	 cg_core.vk_device_with_swapchain->device, &framebuffer_info, nullptr,
-	 &self->swapchain_framebuffers[i]) != VK_SUCCESS)
-      throw CommandError{"Failed to create Vulkan Framebuffer."};
-  }
-}
-
-void
-unload_framebuffer(void *obj)
-{
-  auto self = static_cast<VK::GraphicsPipeline3DSkeletal*>(obj);
-
-  for(auto framebuffer: self->swapchain_framebuffers)
-    vkDestroyFramebuffer(
-      cg_core.vk_device_with_swapchain->device, framebuffer, nullptr);
-}
-
-void
 load_pipeline(void *obj)
 {
   auto self = static_cast<VK::GraphicsPipeline3DSkeletal*>(obj);
@@ -360,9 +246,6 @@ unload_pipeline(void *obj)
 }
 
 const CommandChain loader{
-  {&load_depth_image, &unload_depth_image},
-  {&load_depth_image_view, &unload_depth_image_view},
-  {&load_framebuffer, &unload_framebuffer},
   {&load_pipeline, &unload_pipeline}
 };
 
diff --git a/src/vk/graphics_pipeline_3d_skeletal.hpp b/src/vk/graphics_pipeline_3d_skeletal.hpp
index fa9226a..027b42e 100644
--- a/src/vk/graphics_pipeline_3d_skeletal.hpp
+++ b/src/vk/graphics_pipeline_3d_skeletal.hpp
@@ -18,7 +18,6 @@
 #define CANDY_GEAR_VK_GRAPHICS_PIPELINE_3D_SKELETAL_H 1
 
 #include <memory>
-#include <unordered_map>
 
 #include "core.hpp"
 #include "command_pool.hpp"
@@ -29,12 +28,6 @@ namespace VK
 
 struct GraphicsPipeline3DSkeletal
 {
-  // Depth image.
-  VkImage depth_image;
-  VkDeviceMemory depth_image_memory;
-  VkImageView depth_image_view;
-
-  std::vector<VkFramebuffer> swapchain_framebuffers;
   VkPipeline graphic_pipeline;
 
   GraphicsPipeline3DSkeletal();
diff --git a/src/vk/renderer.cpp b/src/vk/renderer.cpp
index 3497db9..766690f 100644
--- a/src/vk/renderer.cpp
+++ b/src/vk/renderer.cpp
@@ -229,7 +229,7 @@ Renderer::draw()
       render_pass_begin.pNext = nullptr;
       render_pass_begin.renderPass = cg_core.vk_render_pass->pipeline_3d;
       render_pass_begin.framebuffer =
-	cg_core.vk_graphics_pipeline_3d->swapchain_framebuffers[image_index];
+	cg_core.vk_framebuffer->pipeline_3d[image_index];
       render_pass_begin.renderArea.offset = {0, 0};
       render_pass_begin.renderArea.extent = {
 	static_cast<uint32_t>(cg_core.display_width),
@@ -254,8 +254,7 @@ Renderer::draw()
       render_pass_begin.pNext = nullptr;
       render_pass_begin.renderPass = cg_core.vk_render_pass->pipeline_2d;
       render_pass_begin.framebuffer =
-	cg_core.vk_graphics_pipeline_2d_solid->swapchain_framebuffers[
-	  image_index];
+	cg_core.vk_framebuffer->pipeline_2d[image_index];
       render_pass_begin.renderArea.offset = {0, 0};
       render_pass_begin.renderArea.extent = {
 	static_cast<uint32_t>(cg_core.display_width),