gsk: Loads of work on Vulkan backend

We can now upload vertices.

And we use this to draw a yellow background. Which is clearly superior
to not drawing anything.

Also, we have shaders now. If you modify them, you need glslc installed
so they can be recompiled into Spir-V bytecode.

1 files changed, 21 insertions, 0 deletions

diff --git a/gsk/gskvulkanbufferprivate.h b/gsk/gskvulkanbufferprivate.h
new file mode 100644
index 0000000000..e49719272e
--- /dev/null
+++ b/gsk/gskvulkanbufferprivate.h
@@ -0,0 +1,21 @@
+#ifndef __GSK_VULKAN_BUFFER_PRIVATE_H__
+#define __GSK_VULKAN_BUFFER_PRIVATE_H__
+
+#include <gdk/gdk.h>
+
+G_BEGIN_DECLS
+
+typedef struct _GskVulkanBuffer GskVulkanBuffer;
+
+GskVulkanBuffer *       gsk_vulkan_buffer_new                           (GdkVulkanContext       *context,
+                                                                         gsize                   size);
+void                    gsk_vulkan_buffer_free                          (GskVulkanBuffer        *buffer);
+
+VkBuffer                gsk_vulkan_buffer_get_buffer                    (GskVulkanBuffer        *self);
+
+guchar *                gsk_vulkan_buffer_map                           (GskVulkanBuffer        *self);
+void                    gsk_vulkan_buffer_unmap                         (GskVulkanBuffer        *self);
+
+G_END_DECLS
+
+#endif /* __GSK_VULKAN_BUFFER_PRIVATE_H__ */