Merge pull request #19 from chances/windows

Fix compilation on Windows

Makefile

@@ -39,7 +39,7 @@ subprojects/wgpu: subprojects/wgpu.Makefile
 ifneq ($(OS),Windows_NT)
 	file subprojects/wgpu/$(LIB_WGPU)
 else
-	IF EXIST subprojects/wgpu/$(LIB_WGPU) ECHO subprojects/wgpu/$(LIB_WGPU) exists.
+	@IF EXIST subprojects/wgpu/$(LIB_WGPU) ECHO subprojects/wgpu/$(LIB_WGPU) exists.
 endif
 subprojects/wgpu/$(LIB_WGPU): subprojects/wgpu
 wgpu: subprojects/wgpu/$(LIB_WGPU)

examples/utils/dub.json

@@ -26,7 +26,7 @@
   "libs-linux": [
     "X11"
   ],
-  "libs-windows": ["glfw3", "gdi32"],
+  "libs-windows": ["glfw3", "gdi32", "opengl32", "msvcrt"],
   "lflags-posix": ["$UTILS_PACKAGE_DIR/subprojects/glfw/src/libglfw3.a"],
   "lflags-windows": ["/LIBPATH:$UTILS_PACKAGE_DIR/subprojects/glfw/src"]
 }

examples/utils/source/examples/window.d

@@ -103,7 +103,7 @@ abstract class Window {
     );
     version (Windows) {
       import core.sys.windows.windows : GetModuleHandleA;
-      surface = Surface.fromWindowsHwnd(instance, GetModuleHandleA(null), glfwGetWin32Window(window));
+      surface = Surface.fromWindowsHwnd(this.gpu, GetModuleHandleA(null), glfwGetWin32Window(_window));
     }
     assert(surface.valid, "Could not create native surface");
 

examples/utils/subprojects/glfw.Makefile

@@ -1,14 +1,41 @@
 VERSION := 3.3.6
+OS ?= $(shell uname -s)
 
-.DEFAULT_GOAL := glfw/src/libglfw3.a
+ifeq ($(OS),Windows_NT)
+  TARGET := glfw/src/glfw3.lib
+else
+  TARGET := glfw/src/libglfw3.a
+endif
 
-glfw/src/libglfw3.a:
-	@echo "Downloading GLFW sources…"
-	@curl -L https://github.com/glfw/glfw/releases/download/$(VERSION)/glfw-$(VERSION).zip --output /tmp/glfw-$(VERSION).zip
-	@echo "Unzipping GLFW sources…"
+.DEFAULT_GOAL := $(TARGET)
+
+ifeq ($(OS),Windows_NT)
+  ARCHIVE_ZIP := $(shell echo %USERPROFILE%/AppData/Local/Temp/glfw-$(VERSION).zip)
+else
+  ARCHIVE_ZIP := /tmp/glfw-$(VERSION).zip
+endif
+
+DEFINES := GLFW_BUILD_TESTS=OFF GLFW_BUILD_EXAMPLES=OFF GLFW_BUILD_DOCS=OFF
+ifeq ($(OS),Windows_NT)
+  DEFINES += USE_MSVC_RUNTIME_LIBRARY_DLL=ON
+endif
+
+$(TARGET):
+	@echo Downloading GLFW sources...
+ifeq ($(OS),Windows_NT)
+	@if exist $(ARCHIVE_ZIP) echo Using cached download.
+	@if not exist $(ARCHIVE_ZIP) curl -L https://github.com/glfw/glfw/releases/download/$(VERSION)/glfw-$(VERSION).zip --output $(ARCHIVE_ZIP)
+else
+	@curl -L https://github.com/glfw/glfw/releases/download/$(VERSION)/glfw-$(VERSION).zip --output $(ARCHIVE_ZIP)
+endif
+	@echo Unzipping GLFW sources...
+ifeq ($(OS),Windows_NT)
+	@if not exist glfw tar -xf $(ARCHIVE_ZIP)
+	@if not exist glfw rdmd --eval "std.file.rename(\"glfw-$(VERSION)\", \"glfw\");"
+else
 	@unzip -q /tmp/glfw-$(VERSION).zip
-	@mv glfw-3.3.6 glfw
-	@echo "Building GLFW…"
-	@cd glfw && \
-	cmake . -DGLFW_BUILD_TESTS=OFF -DGLFW_BUILD_EXAMPLES=OFF -DGLFW_BUILD_DOCS=OFF && \
-	make
+	@mv glfw-$(VERSION) glfw
+endif
+	@echo Building GLFW...
+	cmake -B glfw glfw -G "Unix Makefiles" $(patsubst %, -D%, $(DEFINES))
+	make -C glfw