v3.3 copy - starting point

v3.4/glfw/GLFW_C_REVISION.txt

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+dc46d3f8129712e42856c20e99a604a3b08ad581

v3.4/glfw/build.go

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+package glfw
+
+/*
+// Windows Build Tags
+// ----------------
+// GLFW Options:
+#cgo windows CFLAGS: -D_GLFW_WIN32 -Iglfw/deps/mingw
+
+// Linker Options:
+#cgo windows LDFLAGS: -lgdi32
+
+#cgo !gles2,windows LDFLAGS: -lopengl32
+#cgo gles2,windows LDFLAGS: -lGLESv2
+
+// Darwin Build Tags
+// ----------------
+// GLFW Options:
+#cgo darwin CFLAGS: -D_GLFW_COCOA -Wno-deprecated-declarations
+
+// Linker Options:
+#cgo darwin LDFLAGS: -framework Cocoa -framework IOKit -framework CoreVideo
+
+#cgo !gles2,darwin LDFLAGS: -framework OpenGL
+#cgo gles2,darwin LDFLAGS: -lGLESv2
+
+// Linux Build Tags
+// ----------------
+// GLFW Options:
+#cgo linux,!wayland CFLAGS: -D_GLFW_X11
+#cgo linux,wayland CFLAGS: -D_GLFW_WAYLAND
+
+// Linker Options:
+#cgo linux,!gles1,!gles2,!gles3,!vulkan LDFLAGS: -lGL
+#cgo linux,gles1 LDFLAGS: -lGLESv1
+#cgo linux,gles2 LDFLAGS: -lGLESv2
+#cgo linux,gles3 LDFLAGS: -lGLESv3
+#cgo linux,vulkan LDFLAGS: -lvulkan
+#cgo linux,!wayland LDFLAGS: -lX11 -lXrandr -lXxf86vm -lXi -lXcursor -lm -lXinerama -ldl -lrt
+#cgo linux,wayland LDFLAGS: -lwayland-client -lwayland-cursor -lwayland-egl -lxkbcommon -lm -ldl -lrt
+
+// BSD Build Tags
+// ----------------
+// GLFW Options:
+#cgo freebsd,!wayland netbsd,!wayland openbsd pkg-config: x11 xau xcb xdmcp
+#cgo freebsd,wayland netbsd,wayland pkg-config: wayland-client wayland-cursor wayland-egl epoll-shim
+#cgo freebsd netbsd openbsd CFLAGS: -D_GLFW_HAS_DLOPEN
+#cgo freebsd,!wayland netbsd,!wayland openbsd CFLAGS: -D_GLFW_X11 -D_GLFW_HAS_GLXGETPROCADDRESSARB
+#cgo freebsd,wayland netbsd,wayland CFLAGS: -D_GLFW_WAYLAND
+
+// Linker Options:
+#cgo freebsd netbsd openbsd LDFLAGS: -lm
+*/
+import "C"

v3.4/glfw/build_cgo_hack.go

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+//go:build required
+// +build required
+
+package glfw
+
+// This file exists purely to prevent the golang toolchain from stripping
+// away the c source directories and files when `go mod vendor` is used
+// to populate a `vendor/` directory of a project depending on `go-gl/glfw`.
+//
+// How it works:
+//  - every directory which only includes c source files receives a dummy.go file.
+//  - every directory we want to preserve is included here as a _ import.
+//  - this file is given a build to exclude it from the regular build.
+import (
+	// Prevent go tooling from stripping out the c source files.
+	_ "github.com/go-gl/glfw/v3.3/glfw/glfw/deps"
+	_ "github.com/go-gl/glfw/v3.3/glfw/glfw/include/GLFW"
+	_ "github.com/go-gl/glfw/v3.3/glfw/glfw/src"
+)

v3.4/glfw/c_glfw.go

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+package glfw
+
+/*
+#include "glfw/src/context.c"
+#include "glfw/src/init.c"
+#include "glfw/src/input.c"
+#include "glfw/src/monitor.c"
+#include "glfw/src/vulkan.c"
+#include "glfw/src/window.c"
+#include "glfw/src/osmesa_context.c"
+*/
+import "C"

v3.4/glfw/c_glfw_bsd.go

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+//go:build freebsd || netbsd || openbsd
+// +build freebsd netbsd openbsd
+
+package glfw
+
+/*
+#ifdef _GLFW_WAYLAND
+	#include "glfw/src/wl_init.c"
+	#include "glfw/src/wl_monitor.c"
+	#include "glfw/src/wl_window.c"
+	#include "glfw/src/wayland-idle-inhibit-unstable-v1-client-protocol.c"
+	#include "glfw/src/wayland-pointer-constraints-unstable-v1-client-protocol.c"
+	#include "glfw/src/wayland-relative-pointer-unstable-v1-client-protocol.c"
+	#include "glfw/src/wayland-viewporter-client-protocol.c"
+	#include "glfw/src/wayland-xdg-decoration-unstable-v1-client-protocol.c"
+	#include "glfw/src/wayland-xdg-shell-client-protocol.c"
+#endif
+#ifdef _GLFW_X11
+	#include "glfw/src/x11_init.c"
+	#include "glfw/src/x11_monitor.c"
+	#include "glfw/src/x11_window.c"
+	#include "glfw/src/glx_context.c"
+#endif
+#include "glfw/src/null_joystick.c"
+#include "glfw/src/posix_time.c"
+#include "glfw/src/posix_thread.c"
+#include "glfw/src/xkb_unicode.c"
+#include "glfw/src/egl_context.c"
+*/
+import "C"

v3.4/glfw/c_glfw_darwin.go

@@ -0,0 +1,14 @@
+package glfw
+
+/*
+#cgo CFLAGS: -x objective-c
+#include "glfw/src/cocoa_init.m"
+#include "glfw/src/cocoa_joystick.m"
+#include "glfw/src/cocoa_monitor.m"
+#include "glfw/src/cocoa_window.m"
+#include "glfw/src/cocoa_time.c"
+#include "glfw/src/posix_thread.c"
+#include "glfw/src/nsgl_context.m"
+#include "glfw/src/egl_context.c"
+*/
+import "C"

v3.4/glfw/c_glfw_lin.go

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+//go:build linux
+// +build linux
+
+package glfw
+
+/*
+#ifdef _GLFW_WAYLAND
+	#include "glfw/src/wl_init.c"
+	#include "glfw/src/wl_monitor.c"
+	#include "glfw/src/wl_window.c"
+	#include "glfw/src/wayland-idle-inhibit-unstable-v1-client-protocol.c"
+	#include "glfw/src/wayland-pointer-constraints-unstable-v1-client-protocol.c"
+	#include "glfw/src/wayland-relative-pointer-unstable-v1-client-protocol.c"
+	#include "glfw/src/wayland-viewporter-client-protocol.c"
+	#include "glfw/src/wayland-xdg-decoration-unstable-v1-client-protocol.c"
+	#include "glfw/src/wayland-xdg-shell-client-protocol.c"
+#endif
+#ifdef _GLFW_X11
+	#include "glfw/src/x11_window.c"
+	#include "glfw/src/x11_init.c"
+	#include "glfw/src/x11_monitor.c"
+	#include "glfw/src/glx_context.c"
+#endif
+#include "glfw/src/linux_joystick.c"
+#include "glfw/src/posix_time.c"
+#include "glfw/src/posix_thread.c"
+#include "glfw/src/xkb_unicode.c"
+#include "glfw/src/egl_context.c"
+*/
+import "C"

v3.4/glfw/c_glfw_windows.go

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+package glfw
+
+/*
+#include "glfw/src/win32_init.c"
+#include "glfw/src/win32_joystick.c"
+#include "glfw/src/win32_monitor.c"
+#include "glfw/src/win32_time.c"
+#include "glfw/src/win32_thread.c"
+#include "glfw/src/win32_window.c"
+#include "glfw/src/wgl_context.c"
+#include "glfw/src/egl_context.c"
+*/
+import "C"

v3.4/glfw/context.go

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+package glfw
+
+//#include <stdlib.h>
+//#define GLFW_INCLUDE_NONE
+//#include "glfw/include/GLFW/glfw3.h"
+import "C"
+
+import (
+	"unsafe"
+)
+
+// MakeContextCurrent makes the context of the window current.
+// Originally GLFW 3 passes a null pointer to detach the context.
+// But since we're using receievers, DetachCurrentContext should
+// be used instead.
+func (w *Window) MakeContextCurrent() {
+	C.glfwMakeContextCurrent(w.data)
+	panicError()
+}
+
+// DetachCurrentContext detaches the current context.
+func DetachCurrentContext() {
+	C.glfwMakeContextCurrent(nil)
+	panicError()
+}
+
+// GetCurrentContext returns the window whose context is current.
+func GetCurrentContext() *Window {
+	w := C.glfwGetCurrentContext()
+	panicError()
+	if w == nil {
+		return nil
+	}
+	return windows.get(w)
+}
+
+// SwapBuffers swaps the front and back buffers of the window. If the
+// swap interval is greater than zero, the GPU driver waits the specified number
+// of screen updates before swapping the buffers.
+func (w *Window) SwapBuffers() {
+	C.glfwSwapBuffers(w.data)
+	panicError()
+}
+
+// SwapInterval sets the swap interval for the current context, i.e. the number
+// of screen updates to wait before swapping the buffers of a window and
+// returning from SwapBuffers. This is sometimes called
+// 'vertical synchronization', 'vertical retrace synchronization' or 'vsync'.
+//
+// Contexts that support either of the WGL_EXT_swap_control_tear and
+// GLX_EXT_swap_control_tear extensions also accept negative swap intervals,
+// which allow the driver to swap even if a frame arrives a little bit late.
+// You can check for the presence of these extensions using
+// ExtensionSupported. For more information about swap tearing,
+// see the extension specifications.
+//
+// Some GPU drivers do not honor the requested swap interval, either because of
+// user settings that override the request or due to bugs in the driver.
+func SwapInterval(interval int) {
+	C.glfwSwapInterval(C.int(interval))
+	panicError()
+}
+
+// ExtensionSupported reports whether the specified OpenGL or context creation
+// API extension is supported by the current context. For example, on Windows
+// both the OpenGL and WGL extension strings are checked.
+//
+// As this functions searches one or more extension strings on each call, it is
+// recommended that you cache its results if it's going to be used frequently.
+// The extension strings will not change during the lifetime of a context, so
+// there is no danger in doing this.
+func ExtensionSupported(extension string) bool {
+	e := C.CString(extension)
+	defer C.free(unsafe.Pointer(e))
+	ret := glfwbool(C.glfwExtensionSupported(e))
+	panicError()
+	return ret
+}
+
+// GetProcAddress returns the address of the specified OpenGL or OpenGL ES core
+// or extension function, if it is supported by the current context.
+//
+// A context must be current on the calling thread. Calling this function
+// without a current context will cause a GLFW_NO_CURRENT_CONTEXT error.
+//
+// This function is used to provide GL proc resolving capabilities to an
+// external C library.
+func GetProcAddress(procname string) unsafe.Pointer {
+	p := C.CString(procname)
+	defer C.free(unsafe.Pointer(p))
+	ret := unsafe.Pointer(C.glfwGetProcAddress(p))
+	panicError()
+	return ret
+}

v3.4/glfw/error.c

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+#include "_cgo_export.h"
+
+void glfwSetErrorCallbackCB() { glfwSetErrorCallback((GLFWerrorfun)goErrorCB); }