render: create the rendering subsystem

Create the rendering subsystem and populate it with a basic Vulkan
renderer. This renderer is not yet functional and should not be used
yet.

Signed-off-by: Danny Holman <dholman@gymli.org>

1 files changed, 60 insertions, 0 deletions

diff --git a/render/vulkan/device.h b/render/vulkan/device.h
new file mode 100644
index 0000000..6bdd4f5
--- /dev/null
+++ b/render/vulkan/device.h
@@ -0,0 +1,60 @@
+/*
+ * Rune Game Engine
+ * Copyright 2024 Danny Holman <dholman@gymli.org>
+ *
+ * This software is provided 'as-is', without any express or implied
+ * warranty.  In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ *
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ *
+ * 1. The origin of this software must not be misrepresented; you must not
+ *    claim that you wrote the original software. If you use this software
+ *    in a product, an acknowledgment in the product documentation would be
+ *    appreciated but is not required.
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ *    misrepresented as being the original software.
+ * 3. This notice may not be removed or altered from any source distribution.
+ */
+
+#ifndef VKDEVICE_H
+#define VKDEVICE_H
+
+#include <rune/util/types.h>
+#include <vulkan/vulkan.h>
+#include <GLFW/glfw3.h>
+
+struct vkswapchain_data {
+        VkSurfaceCapabilitiesKHR capabilities;
+        VkSurfaceFormatKHR *formats;
+        VkPresentModeKHR *present_modes;
+        uint32_t format_count;
+        uint32_t present_count;
+};
+
+struct vkdev {
+        VkPhysicalDevice pdev;
+        VkDevice ldev;
+        struct vkswapchain_data scdata;
+        uint32_t gfx_index;
+        uint32_t pres_index;
+        uint32_t tsfr_index;
+        uint32_t comp_index;
+        VkQueue gfx_queue;
+        VkQueue pres_queue;
+        VkQueue tsfr_queue;
+        VkQueue comp_queue;
+        VkCommandPool cmd_pool;
+        VkFormat depth_format;
+};
+
+struct vkdev* create_vkdev(VkInstance instance, VkSurfaceKHR surface);
+void destroy_vkdev(struct vkdev *dev);
+
+void get_swapchain_data(struct vkdev *dev, VkSurfaceKHR *surface);
+int get_depth_format(struct vkdev *dev);
+uint32_t get_memory_index(struct vkdev *dev, uint32_t type, uint32_t flags);
+
+#endif