From 44b8ab08af2f7acf9bd30b75d07e8adf97884142 Mon Sep 17 00:00:00 2001
From: Fabrice <fabrice@schaub-dev.xyz>
Date: Tue, 10 Feb 2026 14:42:16 +0100
Subject: creating wgpu instance

---
 .gitmodules     |  3 +++
 Makefile        | 25 ++++++++++++++++++++++---
 src/wayclock.cc |  7 +++++++
 wgpu            |  1 +
 4 files changed, 33 insertions(+), 3 deletions(-)
 create mode 160000 wgpu

diff --git a/.gitmodules b/.gitmodules
index e48e435..5fc57bc 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -5,3 +5,6 @@
 [submodule "hashmap"]
 	path = hashmap
 	url = https://github.com/tidwall/hashmap.c.git
+[submodule "wgpu"]
+	path = wgpu
+	url = https://github.com/gfx-rs/wgpu-native.git
diff --git a/Makefile b/Makefile
index 5837100..0d03f50 100644
--- a/Makefile
+++ b/Makefile
@@ -15,6 +15,7 @@ CXX = clang++
 CXX_STD = -std=c++11
 CXX_FLAGS = -fno-rtti -fno-exceptions $(CXX_STD) $(CSH_FLAGS)
 
+CARGO = cargo
 RM = rm -rf
 ECHO = echo
 CMAKE = cmake
@@ -35,7 +36,20 @@ MI_FLAGS = \
 HASHMAP_DIR = $(WORK_DIR)/hashmap
 HASHMAP_SOURCE = $(HASHMAP_DIR)/hashmap.c
 
-CSH_FLAGS += -I$(MI_INCLUDE) -I$(HASHMAP_DIR)
+WGPU_DIR = $(WORK_DIR)/wgpu
+WGPU_MANIFEST = $(WGPU_DIR)/Cargo.toml
+WGPU_INCLUDE = $(WGPU_DIR)/ffi
+WGPU_WEBGPU_INCLUDE = $(WGPU_INCLUDE)/webgpu-headers
+WGPU_BUILD = $(WGPU_DIR)/target/release
+WGPU_LIB = $(WGPU_BUILD)/libwgpu_native.a
+WGPU_MANIFEST_FLAG = --manifest-path $(WGPU_MANIFEST)
+WGPU_FLAGS = --release $(WGPU_MANIFEST_FLAG)
+
+CSH_FLAGS += \
+	-I$(MI_INCLUDE) \
+	-I$(HASHMAP_DIR) \
+	-I$(WGPU_INCLUDE) \
+	-I$(WGPU_WEBGPU_INCLUDE)
 
 MI_GENERATOR = "Unix Makefiles"
 
@@ -58,10 +72,14 @@ OBJECTS += $(MI_OBJECT)
 
 DEPS = $(OBJECTS:.o=.d)
 
-LIBRARIES = -lwayland-client -lvulkan
+LIBRARIES = -lwayland-client -lvulkan $(WGPU_LIB)
 
 all: $(WAYCLOCK)
 
+$(WGPU_LIB):
+	@echo " CARGO $@"
+	@$(CARGO) build $(WGPU_FLAGS)
+
 $(MI_BUILD):
 	@echo " CMAKE $@"
 	@$(CMAKE) $(MI_DIR) -B $@ -G $(MI_GENERATOR) $(MI_FLAGS)
@@ -70,7 +88,7 @@ $(MI_OBJECT): | $(MI_BUILD)
 	@echo " MAKE $@"
 	@$(MAKE) -C $(MI_BUILD)
 
-$(WAYCLOCK): $(OBJECTS)
+$(WAYCLOCK): $(OBJECTS) $(LIBRARIES)
 	@echo " LD $@"
 	@$(CXX) $(CXX_FLAGS) -o $@ $^ $(LIBRARIES)
 
@@ -84,6 +102,7 @@ $(WAYCLOCK): $(OBJECTS)
 
 .PHONY: clean
 clean:
+	@$(CARGO) clean $(WGPU_MANIFEST_FLAG)
 	@$(RM) $(OBJECTS) $(DEPS)
 	@$(RM) $(WAYCLOCK)
 	@$(RM) $(MI_BUILD)
diff --git a/src/wayclock.cc b/src/wayclock.cc
index af54543..07d767e 100644
--- a/src/wayclock.cc
+++ b/src/wayclock.cc
@@ -1,7 +1,10 @@
+#include <wgpu.h>
+
 #include <cstdio>
 
 #include "events.h"
 #include "graphics.h"
+#include "webgpu.h"
 #include "window.h"
 
 #define WAYC_APP_NAME "Wayclock"
@@ -39,6 +42,9 @@ void handle(struct eventloop_s* loop, struct event_s* event) {
 }
 
 int main() {
+  WGPUInstance instance = wgpuCreateInstance(nullptr);
+  if (instance == nullptr) wayc_panic("Failed to create WGPU instance");
+
   struct graphics_s graphics;
   if (wayc_graphics_init(&graphics) != GRAPHICS_ERROR_NONE)
     wayc_panic("Failed to initialize graphics");
@@ -63,5 +69,6 @@ int main() {
   wayc_window_deinit(&window);
   wayc_eventloop_deinit(&loop);
   wayc_graphics_deinit(&graphics);
+  wgpuInstanceRelease(instance);
   return 0;
 }
\ No newline at end of file
diff --git a/wgpu b/wgpu
new file mode 160000
index 0000000..d53a603
--- /dev/null
+++ b/wgpu
@@ -0,0 +1 @@
+Subproject commit d53a603900009077c6e09676c3e3a13719e6f070
-- 
cgit v1.2.3