Refactor `gfx` to surface `CommandBuffer` interface. (#1735)

* Refactor `gfx` to surface `CommandBuffer` interface.

* Fixes.

* Fix code review issues, and make vulkan runnable on devices without VK_EXT_extended_dynamic_states.

* Update solution files

* Move out-of-date examples to examples/experimental

Co-authored-by: Yong He <yhe@nvidia.com>

1 files changed, 31 insertions, 0 deletions

diff --git a/tools/gfx/vulkan/vk-util.cpp b/tools/gfx/vulkan/vk-util.cpp
index 561b97a53..218801d7a 100644
--- a/tools/gfx/vulkan/vk-util.cpp
+++ b/tools/gfx/vulkan/vk-util.cpp
@@ -57,4 +57,35 @@ namespace gfx {
     return VK_PRIMITIVE_TOPOLOGY_MAX_ENUM;
 }
 
+VkImageLayout VulkanUtil::mapResourceStateToLayout(ResourceState state)
+{
+    switch (state)
+    {
+    case ResourceState::Undefined:
+        return VK_IMAGE_LAYOUT_UNDEFINED;
+    case ResourceState::ShaderResource:
+        return VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
+    case ResourceState::UnorderedAccess:
+        return VK_IMAGE_LAYOUT_GENERAL;
+    case ResourceState::RenderTarget:
+        return VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
+    case ResourceState::DepthRead:
+        return VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL;
+    case ResourceState::DepthWrite:
+        return VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
+    case ResourceState::Present:
+        return VK_IMAGE_LAYOUT_PRESENT_SRC_KHR;
+    case ResourceState::CopySource:
+        return VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL;
+    case ResourceState::CopyDestination:
+        return VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
+    case ResourceState::ResolveSource:
+        return VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL;
+    case ResourceState::ResolveDestination:
+        return VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
+    default:
+        return VK_IMAGE_LAYOUT_UNDEFINED;
+    }
+}
+
 } // renderer_test