[Vulkan] Remove old Vulkan code, change shaders directory, create empty Vulkan backend

src/xenia/gpu/vulkan/vulkan_shader.cc

@@ -1,64 +0,0 @@
-/**
- ******************************************************************************
- * Xenia : Xbox 360 Emulator Research Project                                 *
- ******************************************************************************
- * Copyright 2020 Ben Vanik. All rights reserved.                             *
- * Released under the BSD license - see LICENSE in the root for more details. *
- ******************************************************************************
- */
-
-#include "xenia/gpu/vulkan/vulkan_shader.h"
-
-#include "third_party/fmt/include/fmt/format.h"
-#include "xenia/base/assert.h"
-#include "xenia/base/logging.h"
-#include "xenia/base/math.h"
-#include "xenia/ui/vulkan/vulkan_device.h"
-#include "xenia/ui/vulkan/vulkan_util.h"
-
-namespace xe {
-namespace gpu {
-namespace vulkan {
-
-using xe::ui::vulkan::CheckResult;
-
-VulkanShader::VulkanShader(ui::vulkan::VulkanDevice* device,
-                           xenos::ShaderType shader_type, uint64_t data_hash,
-                           const uint32_t* dword_ptr, uint32_t dword_count)
-    : Shader(shader_type, data_hash, dword_ptr, dword_count), device_(device) {}
-
-VulkanShader::~VulkanShader() {
-  if (shader_module_) {
-    vkDestroyShaderModule(*device_, shader_module_, nullptr);
-    shader_module_ = nullptr;
-  }
-}
-
-bool VulkanShader::Prepare() {
-  assert_null(shader_module_);
-  assert_true(is_valid());
-
-  // Create the shader module.
-  VkShaderModuleCreateInfo shader_info;
-  shader_info.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO;
-  shader_info.pNext = nullptr;
-  shader_info.flags = 0;
-  shader_info.codeSize = translated_binary_.size();
-  shader_info.pCode =
-      reinterpret_cast<const uint32_t*>(translated_binary_.data());
-  auto status =
-      vkCreateShaderModule(*device_, &shader_info, nullptr, &shader_module_);
-  CheckResult(status, "vkCreateShaderModule");
-
-  char typeChar = shader_type_ == xenos::ShaderType::kPixel
-                      ? 'p'
-                      : shader_type_ == xenos::ShaderType::kVertex ? 'v' : 'u';
-  device_->DbgSetObjectName(
-      uint64_t(shader_module_), VK_DEBUG_REPORT_OBJECT_TYPE_SHADER_MODULE_EXT,
-      fmt::format("S({}): {:016X}", typeChar, ucode_data_hash()));
-  return status == VK_SUCCESS;
-}
-
-}  // namespace vulkan
-}  // namespace gpu
-}  // namespace xe