[dxvk] Added DxvkMetaClearObjects stub

src/dxvk/dxvk_context.cpp

@@ -8,10 +8,12 @@ namespace dxvk {
   
   DxvkContext::DxvkContext(
     const Rc<DxvkDevice>&           device,
-    const Rc<DxvkPipelineCache>& pipelineCache)
+    const Rc<DxvkPipelineCache>&    pipelineCache,
+    const Rc<DxvkMetaClearObjects>& metaClearObjects)
   : m_device    (device),
     m_pipeCache (pipelineCache),
-    m_pipeMgr (new DxvkPipelineManager(device.ptr())) { }
+    m_pipeMgr   (new DxvkPipelineManager(device.ptr())),
+    m_metaClear (metaClearObjects) { }
   
   
   DxvkContext::~DxvkContext() {
@@ -235,6 +237,15 @@ namespace dxvk {
   }
   
   
+  void DxvkContext::clearBufferView(
+    const Rc<DxvkBufferView>&   bufferView,
+          VkDeviceSize          offset,
+          VkDeviceSize          length,
+          VkClearColorValue     value) {
+    
+  }
+  
+  
   void DxvkContext::clearColorImage(
     const Rc<DxvkImage>&            image,
     const VkClearColorValue&        value,
@@ -355,6 +366,15 @@ namespace dxvk {
   }
   
   
+  void DxvkContext::clearImageView(
+    const Rc<DxvkBufferView>&   bufferView,
+          VkOffset3D            offset,
+          VkExtent3D            extent,
+          VkClearColorValue     value) {
+    
+  }
+  
+  
   void DxvkContext::copyBuffer(
     const Rc<DxvkBuffer>&       dstBuffer,
           VkDeviceSize          dstOffset,

src/dxvk/dxvk_context.h

@@ -6,6 +6,7 @@
 #include "dxvk_context_state.h"
 #include "dxvk_data.h"
 #include "dxvk_event.h"
+#include "dxvk_meta_clear.h"
 #include "dxvk_meta_resolve.h"
 #include "dxvk_pipecache.h"
 #include "dxvk_pipemanager.h"
@@ -28,7 +29,8 @@ namespace dxvk {
     
     DxvkContext(
       const Rc<DxvkDevice>&           device,
-      const Rc<DxvkPipelineCache>& pipelineCache);
+      const Rc<DxvkPipelineCache>&    pipelineCache,
+      const Rc<DxvkMetaClearObjects>& metaClearObjects);
     ~DxvkContext();
     
     /**
@@ -165,6 +167,22 @@ namespace dxvk {
             VkDeviceSize          length,
             uint32_t              value);
     
+    /**
+     * \brief Clears a buffer view
+     * 
+     * Unlike \c clearBuffer, this method can be used
+     * to clear a buffer view with format conversion. 
+     * \param [in] bufferView The buffer view
+     * \param [in] offset Offset of the region to clear
+     * \param [in] length Extent of the region to clear
+     * \param [in] value The clear value
+     */
+    void clearBufferView(
+      const Rc<DxvkBufferView>&   bufferView,
+            VkDeviceSize          offset,
+            VkDeviceSize          length,
+            VkClearColorValue     value);
+    
     /**
      * \brief Clears subresources of a color image
      * 
@@ -203,6 +221,23 @@ namespace dxvk {
             VkImageAspectFlags    clearAspects,
       const VkClearValue&         clearValue);
     
+    /**
+     * \brief Clears an image view
+     * 
+     * Can be used to clear sub-regions of storage images
+     * that are not going to be used as render targets.
+     * Implicit format conversion will be applied.
+     * \param [in] bufferView The buffer view
+     * \param [in] offset Offset of the rect to clear
+     * \param [in] extent Extent of the rect to clear
+     * \param [in] value The clear value
+     */
+    void clearImageView(
+      const Rc<DxvkBufferView>&   bufferView,
+            VkOffset3D            offset,
+            VkExtent3D            extent,
+            VkClearColorValue     value);
+    
     /**
      * \brief Copies data from one buffer to another
      * 
@@ -568,6 +603,7 @@ namespace dxvk {
     const Rc<DxvkDevice>            m_device;
     const Rc<DxvkPipelineCache>     m_pipeCache;
     const Rc<DxvkPipelineManager>   m_pipeMgr;
+    const Rc<DxvkMetaClearObjects>  m_metaClear;
     
     Rc<DxvkCommandList> m_cmd;
     DxvkContextFlags    m_flags;

src/dxvk/dxvk_device.cpp

@@ -12,9 +12,10 @@ namespace dxvk {
     m_vkd             (vkd),
     m_extensions      (extensions),
     m_features        (features),
-    m_memory          (new DxvkMemoryAllocator(adapter, vkd)),
+    m_memory          (new DxvkMemoryAllocator  (adapter, vkd)),
     m_renderPassPool  (new DxvkRenderPassPool   (vkd)),
     m_pipelineCache   (new DxvkPipelineCache    (vkd)),
+    m_metaClearObjects(new DxvkMetaClearObjects (vkd)),
     m_unboundResources(this),
     m_submissionQueue (this) {
     m_vkd->vkGetDeviceQueue(m_vkd->device(),
@@ -98,7 +99,9 @@ namespace dxvk {
   
   
   Rc<DxvkContext> DxvkDevice::createContext() {
-    return new DxvkContext(this, m_pipelineCache);
+    return new DxvkContext(this,
+      m_pipelineCache,
+      m_metaClearObjects);
   }
   
   

src/dxvk/dxvk_device.h

@@ -9,6 +9,7 @@
 #include "dxvk_framebuffer.h"
 #include "dxvk_image.h"
 #include "dxvk_memory.h"
+#include "dxvk_meta_clear.h"
 #include "dxvk_pipecache.h"
 #include "dxvk_pipemanager.h"
 #include "dxvk_queue.h"
@@ -310,6 +311,7 @@ namespace dxvk {
     Rc<DxvkMemoryAllocator>   m_memory;
     Rc<DxvkRenderPassPool>    m_renderPassPool;
     Rc<DxvkPipelineCache>     m_pipelineCache;
+    Rc<DxvkMetaClearObjects>  m_metaClearObjects;
     
     DxvkUnboundResources      m_unboundResources;
     

src/dxvk/dxvk_meta_clear.cpp

@@ -0,0 +1,15 @@
+#include "dxvk_meta_clear.h"
+
+namespace dxvk {
+  
+  DxvkMetaClearObjects::DxvkMetaClearObjects(const Rc<vk::DeviceFn>& vkd)
+  : m_vkd(vkd) {
+    
+  }
+  
+  
+  DxvkMetaClearObjects::~DxvkMetaClearObjects() {
+    
+  }
+  
+}

src/dxvk/dxvk_meta_clear.h

@@ -0,0 +1,43 @@
+#pragma once
+
+#include "dxvk_barrier.h"
+#include "dxvk_cmdlist.h"
+#include "dxvk_resource.h"
+
+namespace dxvk {
+  
+  /**
+   * \brief Clear args
+   * 
+   * The data structure that can be passed
+   * to the clear shaders as push constants.
+   */
+  struct DxvkMetaClearArgs {
+    VkClearColorValue clearValue;
+    
+    alignas(16) VkOffset3D offset;
+    alignas(16) VkExtent3D extent;
+  };
+  
+  
+  /**
+   * \brief Clear shaders and related objects
+   * 
+   * Creates the shaders, pipeline layouts, and
+   * compute pipelines that are going to be used
+   * for clear operations.
+   */
+  class DxvkMetaClearObjects : public RcObject {
+    
+  public:
+    
+    DxvkMetaClearObjects(const Rc<vk::DeviceFn>& vkd);
+    ~DxvkMetaClearObjects();
+    
+  private:
+    
+    Rc<vk::DeviceFn> m_vkd;
+    
+  };
+  
+}

src/dxvk/meson.build

@@ -35,6 +35,7 @@ dxvk_src = files([
   'dxvk_lifetime.cpp',
   'dxvk_main.cpp',
   'dxvk_memory.cpp',
+  'dxvk_meta_clear.cpp',
   'dxvk_meta_resolve.cpp',
   'dxvk_pipecache.cpp',
   'dxvk_pipelayout.cpp',