Split render-vk.h/.cpp into a set of smaller files (#2244)

* Some preliminary work on splitting render-vk

* render-vk split, tests currently crash on null reference

* fixed circular include

1 files changed, 26 insertions, 0 deletions

diff --git a/tools/gfx/vulkan/vk-sampler.h b/tools/gfx/vulkan/vk-sampler.h
new file mode 100644
index 000000000..c3ca39073
--- /dev/null
+++ b/tools/gfx/vulkan/vk-sampler.h
@@ -0,0 +1,26 @@
+// vk-sampler.h
+#pragma once
+
+#include "vk-base.h"
+#include "vk-device.h"
+
+namespace gfx
+{
+
+using namespace Slang;
+
+namespace vk
+{
+
+class SamplerStateImpl : public SamplerStateBase
+{
+public:
+    VkSampler m_sampler;
+    RefPtr<DeviceImpl> m_device;
+    SamplerStateImpl(DeviceImpl* device);
+    ~SamplerStateImpl();
+    virtual SLANG_NO_THROW Result SLANG_MCALL getNativeHandle(InteropHandle* outHandle) override;
+};
+
+} // namespace vk
+} // namespace gfx