Vulkan: WIP Blitter

src/xenia/ui/vulkan/blitter.h

@@ -0,0 +1,66 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2016 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#ifndef XENIA_UI_VULKAN_BLITTER_H_
+#define XENIA_UI_VULKAN_BLITTER_H_
+
+#include <memory>
+
+#include "xenia/ui/vulkan/vulkan.h"
+#include "xenia/ui/vulkan/vulkan_device.h"
+
+namespace xe {
+namespace ui {
+namespace vulkan {
+
+class Blitter {
+ public:
+  Blitter();
+  ~Blitter();
+
+  bool Initialize(VulkanDevice* device);
+  void Shutdown();
+
+  // Queues commands to blit a texture to another texture.
+  void BlitTexture2D(VkCommandBuffer command_buffer, VkImage src_image,
+                     VkImageView src_image_view, VkOffset2D src_offset,
+                     VkExtent2D src_extents, VkImage dst_image,
+                     VkImageView dst_image_view, VkFilter filter,
+                     bool swap_channels);
+
+  void CopyColorTexture2D(VkCommandBuffer command_buffer, VkImage src_image,
+                          VkImageView src_image_view, VkOffset2D src_offset,
+                          VkImage dst_image, VkImageView dst_image_view,
+                          VkExtent2D extents, VkFilter filter,
+                          bool swap_channels);
+  void CopyDepthTexture(VkCommandBuffer command_buffer, VkImage src_image,
+                        VkImageView src_image_view, VkOffset2D src_offset,
+                        VkImage dst_image, VkImageView dst_image_view,
+                        VkExtent2D extents);
+
+ private:
+  VkRenderPass CreateRenderPass(VkFormat output_format);
+  VkPipeline CreatePipeline(VkRenderPass render_pass);
+
+  VulkanDevice* device_ = nullptr;
+  VkPipeline pipeline_color_ = nullptr;
+  VkPipeline pipeline_depth_ = nullptr;
+  VkPipelineLayout pipeline_layout_ = nullptr;
+  VkShaderModule blit_vertex_ = nullptr;
+  VkShaderModule blit_color_ = nullptr;
+  VkShaderModule blit_depth_ = nullptr;
+  VkDescriptorSetLayout descriptor_set_layout_ = nullptr;
+  VkRenderPass render_pass_ = nullptr;
+};
+
+}  // namespace vulkan
+}  // namespace ui
+}  // namespace xe
+
+#endif  // XENIA_UI_VULKAN_BLITTER_H_