From 3d6ca447a7104c499e92fc954affdaf4bf011388 Mon Sep 17 00:00:00 2001
From: Frederico Linhares <fred@linhares.blue>
Date: Fri, 16 Sep 2022 12:03:04 -0300
Subject: feat Create View

---
 src/vk/graphics_pipeline_3d_layout.cpp | 69 ++++++++++++++++++++++++++--------
 1 file changed, 53 insertions(+), 16 deletions(-)

(limited to 'src/vk/graphics_pipeline_3d_layout.cpp')

diff --git a/src/vk/graphics_pipeline_3d_layout.cpp b/src/vk/graphics_pipeline_3d_layout.cpp
index 62c894c..4374ab9 100644
--- a/src/vk/graphics_pipeline_3d_layout.cpp
+++ b/src/vk/graphics_pipeline_3d_layout.cpp
@@ -22,8 +22,9 @@
 
 namespace
 {
+
 void
-load_descriptor_set_layout_world_view(void *obj)
+load_descriptor_set_world(void *obj)
 {
   auto self = static_cast<VK::GraphicsPipeline3DLayout*>(obj);
 
@@ -49,23 +50,59 @@ load_descriptor_set_layout_world_view(void *obj)
 
   if(vkCreateDescriptorSetLayout(
        cg_core.vk_device_with_swapchain->device, &layout_info, nullptr,
-       &self->descriptor_set_world_view) != VK_SUCCESS)
+       &self->descriptor_set_world) != VK_SUCCESS)
     throw CommandError{
       "Failed to create Vulkan descriptor set layout for world view."};
 }
 
 void
-unload_descriptor_set_layout_world_view(void *obj)
+unload_descriptor_set_world(void *obj)
 {
   auto self = static_cast<VK::GraphicsPipeline3DLayout*>(obj);
 
   vkDestroyDescriptorSetLayout(
-    cg_core.vk_device_with_swapchain->device,
-    self->descriptor_set_world_view, nullptr);
+    cg_core.vk_device_with_swapchain->device, self->descriptor_set_world,
+    nullptr);
+}
+
+void
+load_descriptor_set_view(void *obj)
+{
+  auto self = static_cast<VK::GraphicsPipeline3DLayout*>(obj);
+
+  std::array<VkDescriptorSetLayoutBinding, 1> set_layouts{};
+  set_layouts[0].binding = 0;
+  set_layouts[0].descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
+  set_layouts[0].descriptorCount = 1;
+  set_layouts[0].stageFlags = VK_SHADER_STAGE_VERTEX_BIT;
+  set_layouts[0].pImmutableSamplers = nullptr;
+
+  VkDescriptorSetLayoutCreateInfo layout_info{};
+  layout_info.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO;
+  layout_info.pNext = nullptr;
+  layout_info.flags = 0;
+  layout_info.bindingCount = set_layouts.size();
+  layout_info.pBindings = set_layouts.data();
+
+  if(vkCreateDescriptorSetLayout(
+       cg_core.vk_device_with_swapchain->device, &layout_info, nullptr,
+       &self->descriptor_set_view) != VK_SUCCESS)
+    throw CommandError{
+      "Failed to create Vulkan descriptor set layout for world view."};
+}
+
+void
+unload_descriptor_set_view(void *obj)
+{
+  auto self = static_cast<VK::GraphicsPipeline3DLayout*>(obj);
+
+  vkDestroyDescriptorSetLayout(
+    cg_core.vk_device_with_swapchain->device, self->descriptor_set_view,
+    nullptr);
 }
 
 void
-load_descriptor_set_layout_model_instance(void *obj)
+load_descriptor_set_model_instance(void *obj)
 {
   auto self = static_cast<VK::GraphicsPipeline3DLayout*>(obj);
 
@@ -99,7 +136,7 @@ load_descriptor_set_layout_model_instance(void *obj)
 }
 
 void
-unload_descriptor_set_layout_model_instance(void *obj)
+unload_descriptor_set_model_instance(void *obj)
 {
   auto self = static_cast<VK::GraphicsPipeline3DLayout*>(obj);
 
@@ -109,12 +146,13 @@ unload_descriptor_set_layout_model_instance(void *obj)
 }
 
 void
-load_pipeline_layout(void *obj)
+load_pipeline(void *obj)
 {
   auto self = static_cast<VK::GraphicsPipeline3DLayout*>(obj);
 
-  std::array<VkDescriptorSetLayout, 2> set_layouts{
-    self->descriptor_set_world_view,
+  std::array<VkDescriptorSetLayout, 3> set_layouts{
+    self->descriptor_set_world,
+    self->descriptor_set_view,
     self->descriptor_set_model_instance};
 
   VkPipelineLayoutCreateInfo pipeline_layout_info{};
@@ -131,7 +169,7 @@ load_pipeline_layout(void *obj)
 }
 
 void
-unload_pipeline_layout(void *obj)
+unload_pipeline(void *obj)
 {
   auto self = static_cast<VK::GraphicsPipeline3DLayout*>(obj);
 
@@ -226,11 +264,10 @@ unload_render_pass(void *obj)
 }
 
 const CommandChain loader{
-  {&load_descriptor_set_layout_world_view,
-   &unload_descriptor_set_layout_world_view},
-  {&load_descriptor_set_layout_model_instance,
-   &unload_descriptor_set_layout_model_instance},
-  {&load_pipeline_layout, &unload_pipeline_layout},
+  {&load_descriptor_set_world, &unload_descriptor_set_world},
+  {&load_descriptor_set_view, &unload_descriptor_set_view},
+  {&load_descriptor_set_model_instance, &unload_descriptor_set_model_instance},
+  {&load_pipeline, &unload_pipeline},
   {&load_render_pass, &unload_render_pass}
 };
 
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