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v/vlib/glfw/glfw.v
2019-09-16 21:07:34 +03:00

246 lines
4.7 KiB
V

// Copyright (c) 2019 Alexander Medvednikov. All rights reserved.
// Use of this source code is governed by an MIT license
// that can be found in the LICENSE file.
module glfw
import gl
#flag -I @VROOT/thirdparty/glfw
#flag -L @VROOT/thirdparty/glfw
// Debugging a custom build
//-#flag darwin -L/var/tmp/glfw/src/
// MacPorts
#flag darwin -L/opt/local/lib
#flag darwin -lglfw
#flag linux -lglfw
#flag windows -lglfw3
#include <GLFW/glfw3.h>
// #flag darwin -framework Carbon
// #flag darwin -framework Cocoa
// #flag darwin -framework CoreVideo
// #flag darwin -framework IOKit
const (
RESIZABLE = 1
DECORATED = 2
)
const (
KEY_ESCAPE = 256
key_space = 32
KEY_LEFT_SUPER = 343
)
const (
KeyUp = 265
KeyLeft = 263
KeyRight = 262
KeyDown = 264
)
struct WinCfg {
width int
height int
title string
ptr voidptr
borderless bool
is_modal int
is_browser bool
url string
always_on_top bool
}
// data *C.GLFWwindow
// TODO change data to cobj
struct Window {
data voidptr
title string
mx int
my int
}
struct Size {
pub:
width int
height int
}
struct Pos {
pub:
x int
y int
}
// type clickpub fn pub fn (window * GLFWwindow, button, action, mods int)
type clickpubfn fn (window voidptr, button, action, mods int)
pub fn init() {
C.glfwInit()
C.glfwWindowHint(C.GLFW_CONTEXT_VERSION_MAJOR, 3)
C.glfwWindowHint(C.GLFW_CONTEXT_VERSION_MINOR, 3)
C.glfwWindowHint(C.GLFW_OPENGL_FORWARD_COMPAT, C.GL_TRUE)
C.glfwWindowHint(C.GLFW_OPENGL_PROFILE, C.GLFW_OPENGL_CORE_PROFILE)
}
pub fn (w &Window) destroy() {
C.glfwDestroyWindow(w.data)
}
pub fn terminate() {
C.glfwTerminate()
}
// pub fn mouse_move(w * GLFWwindow, x, y double) {
pub fn mouse_move(w voidptr, x, y f64) {
// #printf("%f : %f => %d \n", x,y);
}
pub fn window_hint(key, val int) {
C.glfwWindowHint(key, val)
}
pub fn create_window(c WinCfg) &Window {
if c.borderless {
window_hint(C.GLFW_RESIZABLE, 0)
window_hint(C.GLFW_DECORATED, 0)
}
if c.always_on_top {
window_hint(C.GLFW_FLOATING, 1)
}
cwindow := C.glfwCreateWindow(c.width, c.height, c.title.str, 0, 0)
if isnil(cwindow) {
println('failed to create a glfw window, make sure you have a GPU driver installed')
C.glfwTerminate()
}
println('create window wnd=$cwindow ptr==$c.ptr')
C.glfwSetWindowUserPointer(cwindow, c.ptr)
window := &Window {
data: cwindow,
title: c.title,
}
return window
}
pub fn (w &Window) set_title(title string) {
C.glfwSetWindowTitle(w.data, title.str)
}
pub fn (w &Window) make_context_current() {
C.glfwMakeContextCurrent(w.data)
}
pub fn swap_interval(interval int) {
C.glfwSwapInterval(interval)
}
pub fn wait_events() {
C.glfwWaitEvents()
}
pub fn poll_events() {
C.glfwPollEvents()
}
pub fn set_should_close(w voidptr, close bool) {
C.glfwSetWindowShouldClose(w, close)
}
pub fn (w &Window) should_close() bool {
return C.glfwWindowShouldClose(w.data)
}
pub fn (w &Window) swap_buffers() {
C.glfwSwapBuffers(w.data)
}
pub fn (w mut Window) onmousemove(cb voidptr) {
C.glfwSetCursorPosCallback(w.data, cb)
}
pub fn (w mut Window) set_mouse_button_callback(cb voidptr) {
C.glfwSetMouseButtonCallback(w.data, cb)
}
pub fn (w mut Window) on_click(cb voidptr) {
C.glfwSetMouseButtonCallback(w.data, cb)
}
pub fn (w &Window) set_scroll_callback(cb voidptr) {
C.glfwSetScrollCallback(w.data, cb)
}
pub fn (w &Window) on_scroll(cb voidptr) {
C.glfwSetScrollCallback(w.data, cb)
}
pub fn post_empty_event() {
C.glfwPostEmptyEvent()
}
pub fn (w mut Window) onkeydown(cb voidptr) {
C.glfwSetKeyCallback(w.data, cb)
}
pub fn (w mut Window) onchar(cb voidptr) {
C.glfwSetCharModsCallback(w.data, cb)
}
pub fn get_time() f64 {
return C.glfwGetTime()
}
pub fn key_pressed(wnd voidptr, key int) bool {
return int(C.glfwGetKey(wnd, key)) == C.GLFW_PRESS
}
pub fn (w &Window) get_clipboard_text() string {
return string(byteptr(C.glfwGetClipboardString(w.data)))
}
pub fn (w &Window) set_clipboard_text(s string) {
C.glfwSetClipboardString(w.data, s.str)
}
pub fn (w &Window) get_cursor_pos() Pos {
x := f64(0)
y := f64(0)
C.glfwGetCursorPos(w.data, &x, &y)
return Pos {
x: int(x)
y: int(y)
}
}
pub fn (w &Window) user_ptr() voidptr {
return C.glfwGetWindowUserPointer(w.data)
}
pub fn (w &Window) set_user_ptr(ptr voidptr) {
C.glfwSetWindowUserPointer(w.data, ptr)
}
struct C.GLFWvidmode {
width int
height int
}
pub fn C.glfwGetVideoMode() &C.GLFWvidmode
pub fn get_monitor_size() Size {
//# GLFWvidmode* mode = glfwGetVideoMode(glfwGetPrimaryMonitor());
mode := C.glfwGetVideoMode(C.glfwGetPrimaryMonitor())
return Size{mode.width, mode.height}
}
pub fn (size Size) str() string {
return '{$size.width, $size.height}'
}
pub fn get_window_user_pointer(gwnd voidptr) voidptr {
return C.glfwGetWindowUserPointer(gwnd)
}