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, 56 insertions, 0 deletions

diff --git a/tools/gfx/vulkan/vk-framebuffer.h b/tools/gfx/vulkan/vk-framebuffer.h
new file mode 100644
index 000000000..7755b870b
--- /dev/null
+++ b/tools/gfx/vulkan/vk-framebuffer.h
@@ -0,0 +1,56 @@
+// vk-framebuffer.h
+#pragma once
+
+#include "vk-base.h"
+
+namespace gfx
+{
+
+using namespace Slang;
+
+namespace vk
+{
+
+enum
+{
+    kMaxRenderTargets = 8,
+    kMaxTargets = kMaxRenderTargets + 1,
+};
+
+class FramebufferLayoutImpl : public FramebufferLayoutBase
+{
+public:
+    VkRenderPass m_renderPass;
+    DeviceImpl* m_renderer;
+    Array<VkAttachmentDescription, kMaxTargets> m_targetDescs;
+    Array<VkAttachmentReference, kMaxRenderTargets> m_colorReferences;
+    VkAttachmentReference m_depthReference;
+    bool m_hasDepthStencilTarget;
+    uint32_t m_renderTargetCount;
+    VkSampleCountFlagBits m_sampleCount = VK_SAMPLE_COUNT_1_BIT;
+
+public:
+    ~FramebufferLayoutImpl();
+    Result init(DeviceImpl* renderer, const IFramebufferLayout::Desc& desc);
+};
+
+class FramebufferImpl : public FramebufferBase
+{
+public:
+    VkFramebuffer m_handle;
+    ShortList<ComPtr<IResourceView>> renderTargetViews;
+    ComPtr<IResourceView> depthStencilView;
+    uint32_t m_width;
+    uint32_t m_height;
+    BreakableReference<DeviceImpl> m_renderer;
+    VkClearValue m_clearValues[kMaxTargets];
+    RefPtr<FramebufferLayoutImpl> m_layout;
+
+public:
+    ~FramebufferImpl();
+
+    Result init(DeviceImpl* renderer, const IFramebuffer::Desc& desc);
+};
+
+} // namespace vk
+} // namespace gfx