From 8925a2099aa056a917ff31495c5b07d3cd267311 Mon Sep 17 00:00:00 2001
From: Fabrice <fabrice@schaub-dev.xyz>
Date: Tue, 10 Feb 2026 14:15:22 +0100
Subject: vulkan work

---
 src/graphics.cc | 38 +++++++++++++++++++++++++++++++++++++-
 src/graphics.h  |  8 ++++++++
 src/wayclock.cc |  9 +++++++--
 3 files changed, 52 insertions(+), 3 deletions(-)

(limited to 'src')

diff --git a/src/graphics.cc b/src/graphics.cc
index d0a257a..dc81041 100644
--- a/src/graphics.cc
+++ b/src/graphics.cc
@@ -1 +1,37 @@
-#include "graphics.h"
\ No newline at end of file
+#include "graphics.h"
+
+#include <cstring>
+
+#include "utils.h"
+
+#define WAYC_APP_NAME ""
+#define WAYC_APP_VERSION 0
+
+enum graphics_error_e wayc_graphics_init(struct graphics_s* graphics) {
+  wayc_notnull(graphics);
+  memset(graphics, 0, sizeof(*graphics));
+
+  VkApplicationInfo appinfo = {};
+  appinfo.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO;
+  appinfo.pApplicationName = WAYC_APP_NAME;
+  appinfo.applicationVersion = WAYC_APP_VERSION;
+  appinfo.pEngineName = WAYC_APP_NAME;
+  appinfo.engineVersion = WAYC_APP_VERSION;
+
+  VkInstanceCreateInfo createinfo = {};
+  createinfo.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
+  createinfo.pApplicationInfo = &appinfo;
+
+  VkResult result = vkCreateInstance(&createinfo, nullptr, &graphics->instance);
+  if (result != VK_SUCCESS) return GRAPHICS_ERROR_INSTANCE;
+
+  graphics->instance = VK_NULL_HANDLE;
+  return GRAPHICS_ERROR_NONE;
+}
+
+void wayc_graphics_deinit(struct graphics_s* graphics) {
+  wayc_notnull(graphics);
+
+  if (graphics->instance == nullptr) return;
+  vkDestroyInstance(graphics->instance, nullptr);
+}
diff --git a/src/graphics.h b/src/graphics.h
index 215fd92..373e302 100644
--- a/src/graphics.h
+++ b/src/graphics.h
@@ -2,6 +2,14 @@
 
 #include <vulkan/vulkan.h>
 
+enum graphics_error_e {
+  GRAPHICS_ERROR_NONE = 0,
+  GRAPHICS_ERROR_INSTANCE,
+};
+
 struct graphics_s {
   VkInstance instance;
 };
+
+enum graphics_error_e wayc_graphics_init(struct graphics_s* graphics);
+void wayc_graphics_deinit(struct graphics_s* graphics);
diff --git a/src/wayclock.cc b/src/wayclock.cc
index eea9d76..00b6063 100644
--- a/src/wayclock.cc
+++ b/src/wayclock.cc
@@ -1,6 +1,7 @@
 #include <cstdio>
 
 #include "events.h"
+#include "graphics.h"
 #include "window.h"
 
 #define WAYC_APP_NAME "Wayclock"
@@ -38,12 +39,16 @@ void handle(struct eventloop_s* loop, struct event_s* event) {
 }
 
 int main() {
+  struct graphics_s graphics;
+  if (wayc_graphics_init(&graphics) != GRAPHICS_ERROR_NONE)
+    wayc_panic("Failed to initialize graphics");
+
   struct eventloop_s loop;
-  if (!wayc_eventloop_init(&loop, handle))
+  if (wayc_eventloop_init(&loop, handle) != EVENTLOOP_ERROR_NONE)
     wayc_panic("Failed to initialize event loop");
 
   struct window_s window;
-  if (!wayc_window_init(&window, WAYC_APP_NAME, &loop)) {
+  if (wayc_window_init(&window, WAYC_APP_NAME, &loop) != WINDOW_ERROR_NONE) {
     wayc_eventloop_deinit(&loop);
     wayc_panic("Failed to initialize window");
   }
-- 
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