static void nk_menu_main(nk_menu_handle_t *nk)
{
settings_t *settings = config_get_ptr();
struct nk_context *ctx = &nk->ctx;
static char out[PATH_MAX_LENGTH];
if (nk->window[NK_WND_SETTINGS].open)
nk_wnd_settings(nk);
if (nk->window[NK_WND_FILE_PICKER].open)
{
if (nk_wnd_file_picker(nk, settings->directory.menu_content, out, ".zip"))
{
RARCH_LOG ("%s selected\n", out);
nk_window_close(&nk->ctx, "Select File");
}
}
if (nk->window[NK_WND_SHADER_PARAMETERS].open)
nk_wnd_shader_parameters(nk);
if (nk->window[NK_WND_MAIN].open)
nk_wnd_main(nk);
nk->window[NK_WND_SETTINGS].open = !nk_window_is_closed(ctx, "Settings");
nk->window[NK_WND_FILE_PICKER].open = !nk_window_is_closed(ctx, "Select File");
nk->window[NK_WND_SHADER_PARAMETERS].open = !nk_window_is_closed(ctx, "Shader Parameters");
nk->window[NK_WND_MAIN].open = !nk_window_is_closed(ctx, "Main");
nk_buffer_info(&nk->status, &nk->ctx.memory);
}
static void nk_menu_main(nk_menu_handle_t *nk)
{
struct nk_context *ctx = &nk->ctx;
if (nk->window[ZRMENU_WND_MAIN].open)
nk_menu_wnd_main(nk);
if (nk->window[ZRMENU_WND_SHADER_PARAMETERS].open)
nk_menu_wnd_shader_parameters(nk);
if (nk->window[ZRMENU_WND_TEST].open)
nk_menu_wnd_test(nk);
nk->window[ZRMENU_WND_SHADER_PARAMETERS].open = !nk_window_is_closed(ctx, "Shader Parameters");
nk->window[ZRMENU_WND_TEST].open = !nk_window_is_closed(ctx, "Test");
nk_buffer_info(&nk->status, &nk->ctx.memory);
}
static void nk_menu_main(nk_menu_handle_t *nk)
{
struct nk_context *ctx = &nk->ctx;
if (nk->window[NK_WND_SETTINGS].open)
nk_wnd_settings(nk);
if (nk->window[NK_WND_FILE_PICKER].open)
nk_wnd_file_picker(nk);
if (nk->window[NK_WND_SHADER_PARAMETERS].open)
nk_wnd_shader_parameters(nk);
if (nk->window[NK_WND_MAIN].open)
nk_wnd_main(nk);
nk->window[NK_WND_SETTINGS].open = !nk_window_is_closed(ctx, "Settings");
nk->window[NK_WND_FILE_PICKER].open = !nk_window_is_closed(ctx, "Select File");
nk->window[NK_WND_SHADER_PARAMETERS].open = !nk_window_is_closed(ctx, "Shader Parameters");
nk->window[NK_WND_MAIN].open = !nk_window_is_closed(ctx, "Main");
nk_buffer_info(&nk->status, &nk->ctx.memory);
}
static void nk_menu_frame(void *data)
{
float white_bg[16]= {
0.98, 0.98, 0.98, 1,
0.98, 0.98, 0.98, 1,
0.98, 0.98, 0.98, 1,
0.98, 0.98, 0.98, 1,
};
unsigned width, height, ticker_limit, i;
nk_menu_handle_t *nk = (nk_menu_handle_t*)data;
settings_t *settings = config_get_ptr();
bool libretro_running = menu_display_libretro_running();
if (!nk)
return;
video_driver_get_size(&width, &height);
menu_display_set_viewport();
nk_input_begin(&nk->ctx);
nk_menu_input_gamepad(nk);
nk_menu_input_mouse_movement(&nk->ctx);
nk_menu_input_mouse_button(&nk->ctx);
nk_menu_input_keyboard(&nk->ctx);
if (width != nk->size.x || height != nk->size.y)
{
nk->size.x = width;
nk->size.y = height;
nk->size_changed = true;
}
nk_input_end(&nk->ctx);
nk_menu_main(nk);
if(nk_window_is_closed(&nk->ctx, "Shader Parameters"))
nk_menu_wnd_shader_parameters(nk);
nk_common_device_draw(&device, &nk->ctx, width, height, NK_ANTI_ALIASING_ON);
menu_display_draw_cursor(
&white_bg[0],
64,
nk->textures.list[NK_TEXTURE_POINTER],
menu_input_mouse_state(MENU_MOUSE_X_AXIS),
menu_input_mouse_state(MENU_MOUSE_Y_AXIS),
width,
height);
menu_display_restore_clear_color();
menu_display_unset_viewport();
}
int main(int argc, char **argv)
{
/* Platform */
int running = 1;
struct XWindow win;
GLXContext glContext;
struct nk_context *ctx;
struct nk_color background;
memset(&win, 0, sizeof(win));
win.dpy = XOpenDisplay(NULL);
if (!win.dpy) die("Failed to open X display\n");
{
/* check glx version */
int glx_major, glx_minor;
if (!glXQueryVersion(win.dpy, &glx_major, &glx_minor))
die("[X11]: Error: Failed to query OpenGL version\n");
if ((glx_major == 1 && glx_minor < 3) || (glx_major < 1))
die("[X11]: Error: Invalid GLX version!\n");
}
{
/* find and pick matching framebuffer visual */
int fb_count;
static GLint attr[] = {
GLX_X_RENDERABLE, True,
GLX_DRAWABLE_TYPE, GLX_WINDOW_BIT,
GLX_RENDER_TYPE, GLX_RGBA_BIT,
GLX_X_VISUAL_TYPE, GLX_TRUE_COLOR,
GLX_RED_SIZE, 8,
GLX_GREEN_SIZE, 8,
GLX_BLUE_SIZE, 8,
GLX_ALPHA_SIZE, 8,
GLX_DEPTH_SIZE, 24,
GLX_STENCIL_SIZE, 8,
GLX_DOUBLEBUFFER, True,
None
};
GLXFBConfig *fbc;
fbc = glXChooseFBConfig(win.dpy, DefaultScreen(win.dpy), attr, &fb_count);
if (!fbc) die("[X11]: Error: failed to retrieve framebuffer configuration\n");
{
/* pick framebuffer with most samples per pixel */
int i;
int fb_best = -1, best_num_samples = -1;
for (i = 0; i < fb_count; ++i) {
XVisualInfo *vi = glXGetVisualFromFBConfig(win.dpy, fbc[i]);
if (vi) {
int sample_buffer, samples;
glXGetFBConfigAttrib(win.dpy, fbc[i], GLX_SAMPLE_BUFFERS, &sample_buffer);
glXGetFBConfigAttrib(win.dpy, fbc[i], GLX_SAMPLES, &samples);
if ((fb_best < 0) || (sample_buffer && samples > best_num_samples))
fb_best = i; best_num_samples = samples;
}
}
win.fbc = fbc[fb_best];
XFree(fbc);
win.vis = glXGetVisualFromFBConfig(win.dpy, win.fbc);
}
}
{
/* create window */
win.cmap = XCreateColormap(win.dpy, RootWindow(win.dpy, win.vis->screen), win.vis->visual, AllocNone);
win.swa.colormap = win.cmap;
win.swa.background_pixmap = None;
win.swa.border_pixel = 0;
win.swa.event_mask =
ExposureMask | KeyPressMask | KeyReleaseMask |
ButtonPress | ButtonReleaseMask| ButtonMotionMask |
Button1MotionMask | Button3MotionMask | Button4MotionMask | Button5MotionMask|
PointerMotionMask| StructureNotifyMask;
win.win = XCreateWindow(win.dpy, RootWindow(win.dpy, win.vis->screen), 0, 0,
WINDOW_WIDTH, WINDOW_HEIGHT, 0, win.vis->depth, InputOutput,
win.vis->visual, CWBorderPixel|CWColormap|CWEventMask, &win.swa);
if (!win.win) die("[X11]: Failed to create window\n");
XFree(win.vis);
XStoreName(win.dpy, win.win, "Demo");
XMapWindow(win.dpy, win.win);
}
{
/* create opengl context */
typedef GLXContext(*glxCreateContext)(Display*, GLXFBConfig, GLXContext, Bool, const int*);
int(*old_handler)(Display*, XErrorEvent*) = XSetErrorHandler(gl_error_handler);
const char *extensions_str = glXQueryExtensionsString(win.dpy, DefaultScreen(win.dpy));
glxCreateContext create_context = (glxCreateContext)
glXGetProcAddressARB((const GLubyte*)"glXCreateContextAttribsARB");
gl_err = FALSE;
if (!has_extension(extensions_str, "GLX_ARB_create_context") || !create_context) {
fprintf(stdout, "[X11]: glXCreateContextAttribARB() not found...\n");
fprintf(stdout, "[X11]: ... using old-style GLX context\n");
glContext = glXCreateNewContext(win.dpy, win.fbc, GLX_RGBA_TYPE, 0, True);
} else {
GLint attr[] = {
GLX_CONTEXT_MAJOR_VERSION_ARB, 3,
GLX_CONTEXT_MINOR_VERSION_ARB, 0,
None
};
glContext = create_context(win.dpy, win.fbc, 0, True, attr);
XSync(win.dpy, False);
if (gl_err || !glContext) {
/* Could not create GL 3.0 context. Fallback to old 2.x context.
* If a version below 3.0 is requested, implementations will
* return the newest context version compatible with OpenGL
* version less than version 3.0.*/
attr[1] = 1; attr[3] = 0;
gl_err = FALSE;
fprintf(stdout, "[X11] Failed to create OpenGL 3.0 context\n");
fprintf(stdout, "[X11] ... using old-style GLX context!\n");
glContext = create_context(win.dpy, win.fbc, 0, True, attr);
}
}
XSync(win.dpy, False);
XSetErrorHandler(old_handler);
if (gl_err || !glContext)
die("[X11]: Failed to create an OpenGL context\n");
glXMakeCurrent(win.dpy, win.win, glContext);
}
ctx = nk_x11_init(win.dpy, win.win);
/* Load Fonts: if none of these are loaded a default font will be used */
{struct nk_font_atlas *atlas;
nk_x11_font_stash_begin(&atlas);
/*struct nk_font *droid = nk_font_atlas_add_from_file(atlas, "../../../extra_font/DroidSans.ttf", 14, 0);*/
/*struct nk_font *roboto = nk_font_atlas_add_from_file(atlas, "../../../extra_font/Roboto-Regular.ttf", 14, 0);*/
/*struct nk_font *future = nk_font_atlas_add_from_file(atlas, "../../../extra_font/kenvector_future_thin.ttf", 13, 0);*/
/*struct nk_font *clean = nk_font_atlas_add_from_file(atlas, "../../../extra_font/ProggyClean.ttf", 12, 0);*/
/*struct nk_font *tiny = nk_font_atlas_add_from_file(atlas, "../../../extra_font/ProggyTiny.ttf", 10, 0);*/
/*struct nk_font *cousine = nk_font_atlas_add_from_file(atlas, "../../../extra_font/Cousine-Regular.ttf", 13, 0);*/
nk_x11_font_stash_end();
/*nk_style_set_font(ctx, &droid->handle);*/}
/* style.c */
/*set_style(ctx, THEME_WHITE);*/
/*set_style(ctx, THEME_RED);*/
/*set_style(ctx, THEME_BLUE);*/
/*set_style(ctx, THEME_DARK);*/
background = nk_rgb(28,48,62);
while (running)
{
/* Input */
XEvent evt;
nk_input_begin(ctx);
while (XCheckWindowEvent(win.dpy, win.win, win.swa.event_mask, &evt)){
if (XFilterEvent(&evt, win.win)) continue;
nk_x11_handle_event(&evt);
}
nk_input_end(ctx);
/* GUI */
{struct nk_panel layout;
if (nk_begin(ctx, &layout, "Demo", nk_rect(50, 50, 200, 200),
NK_WINDOW_BORDER|NK_WINDOW_MOVABLE|NK_WINDOW_SCALABLE|
NK_WINDOW_CLOSABLE|NK_WINDOW_MINIMIZABLE|NK_WINDOW_TITLE))
{
enum {EASY, HARD};
static int op = EASY;
static int property = 20;
nk_layout_row_static(ctx, 30, 80, 1);
if (nk_button_label(ctx, "button", NK_BUTTON_DEFAULT))
fprintf(stdout, "button pressed\n");
nk_layout_row_dynamic(ctx, 30, 2);
if (nk_option_label(ctx, "easy", op == EASY)) op = EASY;
if (nk_option_label(ctx, "hard", op == HARD)) op = HARD;
nk_layout_row_dynamic(ctx, 25, 1);
nk_property_int(ctx, "Compression:", 0, &property, 100, 10, 1);
{struct nk_panel combo;
nk_layout_row_dynamic(ctx, 20, 1);
nk_label(ctx, "background:", NK_TEXT_LEFT);
nk_layout_row_dynamic(ctx, 25, 1);
if (nk_combo_begin_color(ctx, &combo, background, 400)) {
nk_layout_row_dynamic(ctx, 120, 1);
background = nk_color_picker(ctx, background, NK_RGBA);
nk_layout_row_dynamic(ctx, 25, 1);
background.r = (nk_byte)nk_propertyi(ctx, "#R:", 0, background.r, 255, 1,1);
background.g = (nk_byte)nk_propertyi(ctx, "#G:", 0, background.g, 255, 1,1);
background.b = (nk_byte)nk_propertyi(ctx, "#B:", 0, background.b, 255, 1,1);
background.a = (nk_byte)nk_propertyi(ctx, "#A:", 0, background.a, 255, 1,1);
nk_combo_end(ctx);
}}
}
nk_end(ctx);}
if (nk_window_is_closed(ctx, "Demo")) break;
/* -------------- EXAMPLES ---------------- */
/*calculator(ctx);*/
/*overview(ctx);*/
/*node_editor(ctx);*/
/* ----------------------------------------- */
/* Draw */
{float bg[4];
nk_color_fv(bg, background);
XGetWindowAttributes(win.dpy, win.win, &win.attr);
glViewport(0, 0, win.width, win.height);
glClear(GL_COLOR_BUFFER_BIT);
glClearColor(bg[0], bg[1], bg[2], bg[3]);
/* IMPORTANT: `nk_x11_render` modifies some global OpenGL state
* with blending, scissor, face culling, depth test and viewport and
* defaults everything back into a default state.
* Make sure to either a.) save and restore or b.) reset your own state after
* rendering the UI. */
nk_x11_render(NK_ANTI_ALIASING_ON, MAX_VERTEX_BUFFER, MAX_ELEMENT_BUFFER);
glXSwapBuffers(win.dpy, win.win);}
}
nk_x11_shutdown();
glXMakeCurrent(win.dpy, 0, 0);
glXDestroyContext(win.dpy, glContext);
XUnmapWindow(win.dpy, win.win);
XFreeColormap(win.dpy, win.cmap);
XDestroyWindow(win.dpy, win.win);
XCloseDisplay(win.dpy);
return 0;
}
int gui_main(char const* (*gen_)(int), void (*poll_)(), void(*stop_)()) //(int ac, char* const av[])
{
GdiFont* font;
struct nk_context *ctx;
WNDCLASSW wc;
ATOM atom;
RECT rect = { 0, 0, WINDOW_WIDTH, WINDOW_HEIGHT };
DWORD style = WS_OVERLAPPEDWINDOW;
DWORD exstyle = WS_EX_APPWINDOW;
HWND wnd;
HDC dc;
int running = 1;
int needs_refresh = 1;
/* Win32 */
memset(&wc, 0, sizeof(wc));
wc.lpfnWndProc = WindowProc;
wc.hInstance = GetModuleHandleW(0);
wc.hIcon = LoadIcon(NULL, IDI_APPLICATION);
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.lpszClassName = L"NuklearWindowClass";
atom = RegisterClassW(&wc);
AdjustWindowRectEx(&rect, style, FALSE, exstyle);
wnd = CreateWindowExW(exstyle, wc.lpszClassName, L"Lucky",
style | WS_VISIBLE, CW_USEDEFAULT, CW_USEDEFAULT,
rect.right - rect.left, rect.bottom - rect.top,
NULL, NULL, wc.hInstance, NULL);
dc = GetDC(wnd);
/* GUI */
font = nk_gdifont_create("Arial", 14);
ctx = nk_gdi_init(font, dc, WINDOW_WIDTH, WINDOW_HEIGHT);
while (running) {
MSG msg;
poll_();
/* Input */
nk_input_begin(ctx);
if (needs_refresh == 0)
{
if (GetMessageW(&msg, NULL, 0, 0) <= 0)
{
running = 0;
}
else
{
TranslateMessage(&msg);
DispatchMessageW(&msg);
}
needs_refresh = 1;
}
else
{
needs_refresh = 0;
}
while (PeekMessageW(&msg, NULL, 0, 0, PM_REMOVE))
{
if (msg.message == WM_QUIT)
running = 0;
TranslateMessage(&msg);
DispatchMessageW(&msg);
needs_refresh = 1;
}
nk_input_end(ctx);
/* GUI */
{struct nk_panel layout;
if (nk_begin(ctx, &layout, "Demo", nk_rect(60, 0, 120, 320), 0))
//NK_WINDOW_BORDER|NK_WINDOW_MOVABLE|NK_WINDOW_SCALABLE|NK_WINDOW_CLOSABLE|NK_WINDOW_MINIMIZABLE|NK_WINDOW_TITLE
{
enum {EASY, HARD};
static int op = EASY;
static int property = 20;
//nk_layout_row_static(ctx, 30, 80, 1);
nk_layout_row_dynamic(ctx, 30, 1);
if (nk_button_label(ctx, "三码", NK_BUTTON_DEFAULT)) {
notepad_open(gen_(3));
}
if (nk_button_label(ctx, "二码", NK_BUTTON_DEFAULT)) {
notepad_open(gen_(2));
}
if (nk_button_label(ctx, "one", NK_BUTTON_DEFAULT)) {
notepad_open(gen_(1));
}
#if 0
if (nk_button_label(ctx, "四码", NK_BUTTON_DEFAULT)) {
notepad_open(gen_(4));
}
if (nk_button_label(ctx, "五码", NK_BUTTON_DEFAULT)) {
notepad_open(gen_(5));
}
if (nk_button_label(ctx, "六码", NK_BUTTON_DEFAULT)) {
notepad_open(gen_(6));
}
if (nk_button_label(ctx, "七码", NK_BUTTON_DEFAULT)) {
notepad_open(gen_(7));
}
if (nk_button_label(ctx, "八码", NK_BUTTON_DEFAULT)) {
notepad_open(gen_(8));
}
if (nk_button_label(ctx, "九码", NK_BUTTON_DEFAULT)) {
notepad_open(gen_(9));
}
if (nk_button_label(ctx, "十码", NK_BUTTON_DEFAULT)) {
notepad_open(gen_(10));
}
#endif
//nk_layout_row_dynamic(ctx, 30, 2);
//if (nk_option_label(ctx, "easy", op == EASY)) op = EASY;
//if (nk_option_label(ctx, "hard", op == HARD)) op = HARD;
//nk_layout_row_dynamic(ctx, 22, 1);
//nk_property_int(ctx, "Compression:", 0, &property, 100, 10, 1);
}
nk_end(ctx);}
if (nk_window_is_closed(ctx, "Demo")) break;
/* Draw */
nk_gdi_render(nk_rgb(30,30,30));
}
stop_();
nk_gdifont_del(font);
ReleaseDC(wnd, dc);
UnregisterClassW(wc.lpszClassName, wc.hInstance);
return 0;
}
/* ===============================================================
*
* DEMO
*
* ===============================================================*/
int
main(void)
{
long dt;
long started;
int running = 1;
XWindow xw;
struct nk_context *ctx;
/* X11 */
memset(&xw, 0, sizeof xw);
xw.dpy = XOpenDisplay(NULL);
if (!xw.dpy) die("Could not open a display; perhaps $DISPLAY is not set?");
xw.root = DefaultRootWindow(xw.dpy);
xw.screen = XDefaultScreen(xw.dpy);
xw.vis = XDefaultVisual(xw.dpy, xw.screen);
xw.cmap = XCreateColormap(xw.dpy,xw.root,xw.vis,AllocNone);
xw.swa.colormap = xw.cmap;
xw.swa.event_mask =
ExposureMask | KeyPressMask | KeyReleaseMask |
ButtonPress | ButtonReleaseMask| ButtonMotionMask |
Button1MotionMask | Button3MotionMask | Button4MotionMask | Button5MotionMask|
PointerMotionMask | KeymapStateMask;
xw.win = XCreateWindow(xw.dpy, xw.root, 0, 0, WINDOW_WIDTH, WINDOW_HEIGHT, 0,
XDefaultDepth(xw.dpy, xw.screen), InputOutput,
xw.vis, CWEventMask | CWColormap, &xw.swa);
XStoreName(xw.dpy, xw.win, "X11");
XMapWindow(xw.dpy, xw.win);
XGetWindowAttributes(xw.dpy, xw.win, &xw.attr);
xw.width = (unsigned int)xw.attr.width;
xw.height = (unsigned int)xw.attr.height;
/* GUI */
xw.font = nk_xfont_create(xw.dpy, "fixed");
ctx = nk_xlib_init(xw.font, xw.dpy, xw.screen, xw.win, xw.width, xw.height);
/* style.c */
/*set_style(ctx, THEME_WHITE);*/
/*set_style(ctx, THEME_RED);*/
/*set_style(ctx, THEME_BLUE);*/
/*set_style(ctx, THEME_DARK);*/
while (running)
{
/* Input */
XEvent evt;
started = timestamp();
nk_input_begin(ctx);
while (XCheckWindowEvent(xw.dpy, xw.win, xw.swa.event_mask, &evt)){
if (XFilterEvent(&evt, xw.win)) continue;
nk_xlib_handle_event(xw.dpy, xw.screen, xw.win, &evt);
}
nk_input_end(ctx);
/* GUI */
{struct nk_panel layout;
if (nk_begin(ctx, &layout, "Demo", nk_rect(50, 50, 200, 200),
NK_WINDOW_BORDER|NK_WINDOW_MOVABLE|NK_WINDOW_SCALABLE|
NK_WINDOW_CLOSABLE|NK_WINDOW_MINIMIZABLE|NK_WINDOW_TITLE))
{
enum {EASY, HARD};
static int op = EASY;
static int property = 20;
nk_layout_row_static(ctx, 30, 80, 1);
if (nk_button_label(ctx, "button"))
fprintf(stdout, "button pressed\n");
nk_layout_row_dynamic(ctx, 30, 2);
if (nk_option_label(ctx, "easy", op == EASY)) op = EASY;
if (nk_option_label(ctx, "hard", op == HARD)) op = HARD;
nk_layout_row_dynamic(ctx, 25, 1);
nk_property_int(ctx, "Compression:", 0, &property, 100, 10, 1);
}
nk_end(ctx);}
if (nk_window_is_closed(ctx, "Demo")) break;
/* -------------- EXAMPLES ---------------- */
/*calculator(ctx);*/
/*overview(ctx);*/
/*node_editor(ctx);*/
/* ----------------------------------------- */
/* Draw */
XClearWindow(xw.dpy, xw.win);
nk_xlib_render(xw.win, nk_rgb(30,30,30));
XFlush(xw.dpy);
/* Timing */
dt = timestamp() - started;
if (dt < DTIME)
sleep_for(DTIME - dt);
}
nk_xfont_del(xw.dpy, xw.font);
nk_xlib_shutdown();
XUnmapWindow(xw.dpy, xw.win);
XFreeColormap(xw.dpy, xw.cmap);
XDestroyWindow(xw.dpy, xw.win);
XCloseDisplay(xw.dpy);
return 0;
}
int main(void)
{
struct nk_context *ctx;
struct nk_color background;
WNDCLASSW wc;
RECT rect = { 0, 0, WINDOW_WIDTH, WINDOW_HEIGHT };
DWORD style = WS_OVERLAPPEDWINDOW;
DWORD exstyle = WS_EX_APPWINDOW;
HWND wnd;
int running = 1;
HRESULT hr;
D3D_FEATURE_LEVEL feature_level;
DXGI_SWAP_CHAIN_DESC swap_chain_desc;
/* Win32 */
memset(&wc, 0, sizeof(wc));
wc.lpfnWndProc = WindowProc;
wc.hInstance = GetModuleHandleW(0);
wc.hIcon = LoadIcon(NULL, IDI_APPLICATION);
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.lpszClassName = L"NuklearWindowClass";
RegisterClassW(&wc);
AdjustWindowRectEx(&rect, style, FALSE, exstyle);
wnd = CreateWindowExW(exstyle, wc.lpszClassName, L"Nuklear Demo",
style | WS_VISIBLE, CW_USEDEFAULT, CW_USEDEFAULT,
rect.right - rect.left, rect.bottom - rect.top,
NULL, NULL, wc.hInstance, NULL);
/* D3D11 setup */
memset(&swap_chain_desc, 0, sizeof(swap_chain_desc));
swap_chain_desc.BufferDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
swap_chain_desc.BufferDesc.RefreshRate.Numerator = 60;
swap_chain_desc.BufferDesc.RefreshRate.Denominator = 1;
swap_chain_desc.SampleDesc.Count = 1;
swap_chain_desc.SampleDesc.Quality = 0;
swap_chain_desc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
swap_chain_desc.BufferCount = 1;
swap_chain_desc.OutputWindow = wnd;
swap_chain_desc.Windowed = TRUE;
swap_chain_desc.SwapEffect = DXGI_SWAP_EFFECT_DISCARD;
swap_chain_desc.Flags = 0;
if (FAILED(D3D11CreateDeviceAndSwapChain(NULL, D3D_DRIVER_TYPE_HARDWARE,
NULL, 0, NULL, 0, D3D11_SDK_VERSION, &swap_chain_desc,
&swap_chain, &device, &feature_level, &context)))
{
/* if hardware device fails, then try WARP high-performance
software rasterizer, this is useful for RDP sessions */
hr = D3D11CreateDeviceAndSwapChain(NULL, D3D_DRIVER_TYPE_WARP,
NULL, 0, NULL, 0, D3D11_SDK_VERSION, &swap_chain_desc,
&swap_chain, &device, &feature_level, &context);
assert(SUCCEEDED(hr));
}
set_swap_chain_size(WINDOW_WIDTH, WINDOW_HEIGHT);
/* GUI */
ctx = nk_d3d11_init(device, WINDOW_WIDTH, WINDOW_HEIGHT, MAX_VERTEX_BUFFER, MAX_INDEX_BUFFER);
/* Load Fonts: if none of these are loaded a default font will be used */
{struct nk_font_atlas *atlas;
nk_d3d11_font_stash_begin(&atlas);
/*struct nk_font *droid = nk_font_atlas_add_from_file(atlas, "../../../extra_font/DroidSans.ttf", 14, 0);*/
/*struct nk_font *robot = nk_font_atlas_add_from_file(atlas, "../../../extra_font/Robot-Regular.ttf", 14, 0);*/
/*struct nk_font *future = nk_font_atlas_add_from_file(atlas, "../../../extra_font/kenvector_future_thin.ttf", 13, 0);*/
/*struct nk_font *clean = nk_font_atlas_add_from_file(atlas, "../../../extra_font/ProggyClean.ttf", 12, 0);*/
/*struct nk_font *tiny = nk_font_atlas_add_from_file(atlas, "../../../extra_font/ProggyTiny.ttf", 10, 0);*/
/*struct nk_font *cousine = nk_font_atlas_add_from_file(atlas, "../../../extra_font/Cousine-Regular.ttf", 13, 0);*/
nk_d3d11_font_stash_end();
/*nk_style_set_font(ctx, &droid->handle)*/;}
/* style.c */
/*set_style(ctx, THEME_WHITE);*/
/*set_style(ctx, THEME_RED);*/
/*set_style(ctx, THEME_BLUE);*/
/*set_style(ctx, THEME_DARK);*/
background = nk_rgb(28,48,62);
while (running)
{
/* Input */
MSG msg;
nk_input_begin(ctx);
while (PeekMessageW(&msg, NULL, 0, 0, PM_REMOVE))
{
if (msg.message == WM_QUIT)
running = 0;
TranslateMessage(&msg);
DispatchMessageW(&msg);
}
nk_input_end(ctx);
/* GUI */
{struct nk_panel layout;
if (nk_begin(ctx, &layout, "Demo", nk_rect(50, 50, 230, 250),
NK_WINDOW_BORDER|NK_WINDOW_MOVABLE|NK_WINDOW_SCALABLE|
NK_WINDOW_MINIMIZABLE|NK_WINDOW_TITLE))
{
enum {EASY, HARD};
static int op = EASY;
static int property = 20;
nk_layout_row_static(ctx, 30, 80, 1);
if (nk_button_label(ctx, "button", NK_BUTTON_DEFAULT))
fprintf(stdout, "button pressed\n");
nk_layout_row_dynamic(ctx, 30, 2);
if (nk_option_label(ctx, "easy", op == EASY)) op = EASY;
if (nk_option_label(ctx, "hard", op == HARD)) op = HARD;
nk_layout_row_dynamic(ctx, 22, 1);
nk_property_int(ctx, "Compression:", 0, &property, 100, 10, 1);
{struct nk_panel combo;
nk_layout_row_dynamic(ctx, 20, 1);
nk_label(ctx, "background:", NK_TEXT_LEFT);
nk_layout_row_dynamic(ctx, 25, 1);
if (nk_combo_begin_color(ctx, &combo, background, 400)) {
nk_layout_row_dynamic(ctx, 120, 1);
background = nk_color_picker(ctx, background, NK_RGBA);
nk_layout_row_dynamic(ctx, 25, 1);
background.r = (nk_byte)nk_propertyi(ctx, "#R:", 0, background.r, 255, 1,1);
background.g = (nk_byte)nk_propertyi(ctx, "#G:", 0, background.g, 255, 1,1);
background.b = (nk_byte)nk_propertyi(ctx, "#B:", 0, background.b, 255, 1,1);
background.a = (nk_byte)nk_propertyi(ctx, "#A:", 0, background.a, 255, 1,1);
nk_combo_end(ctx);
}}
}
nk_end(ctx);}
if (nk_window_is_closed(ctx, "Demo")) break;
/* -------------- EXAMPLES ---------------- */
/*calculator(ctx);*/
/*overview(ctx);*/
/*node_editor(ctx);*/
/* ----------------------------------------- */
{/* Draw */
float bg[4];
nk_color_fv(bg, background);
ID3D11DeviceContext_ClearRenderTargetView(context, rt_view, bg);
ID3D11DeviceContext_OMSetRenderTargets(context, 1, &rt_view, NULL);
nk_d3d11_render(context, NK_ANTI_ALIASING_ON);
hr = IDXGISwapChain_Present(swap_chain, 1, 0);
if (hr == DXGI_ERROR_DEVICE_RESET || hr == DXGI_ERROR_DEVICE_REMOVED) {
/* to recover from this, you'll need to recreate device and all the resources */
MessageBoxW(NULL, L"D3D11 device is lost or removed!", L"Error", 0);
break;
} else if (hr == DXGI_STATUS_OCCLUDED) {
/* window is not visible, so vsync won't work. Let's sleep a bit to reduce CPU usage */
Sleep(10);
}
assert(SUCCEEDED(hr));}
}
ID3D11DeviceContext_ClearState(context);
nk_d3d11_shutdown();
ID3D11ShaderResourceView_Release(rt_view);
ID3D11DeviceContext_Release(context);
ID3D11Device_Release(device);
IDXGISwapChain_Release(swap_chain);
UnregisterClassW(wc.lpszClassName, wc.hInstance);
return 0;
}
/* ===============================================================
*
* DEMO
*
* ===============================================================*/
int
main(void)
{
long dt;
long started;
int running = 1;
int status;
XWindow xw;
struct rawfb_context *rawfb;
void *fb = NULL;
unsigned char tex_scratch[512 * 512];
/* X11 */
memset(&xw, 0, sizeof xw);
xw.dpy = XOpenDisplay(NULL);
if (!xw.dpy) die("Could not open a display; perhaps $DISPLAY is not set?");
xw.root = DefaultRootWindow(xw.dpy);
xw.screen = XDefaultScreen(xw.dpy);
xw.vis = XDefaultVisual(xw.dpy, xw.screen);
xw.cmap = XCreateColormap(xw.dpy,xw.root,xw.vis,AllocNone);
xw.swa.colormap = xw.cmap;
xw.swa.event_mask =
ExposureMask | KeyPressMask | KeyReleaseMask |
ButtonPress | ButtonReleaseMask| ButtonMotionMask |
Button1MotionMask | Button3MotionMask | Button4MotionMask | Button5MotionMask|
PointerMotionMask | KeymapStateMask | EnterWindowMask | LeaveWindowMask;
xw.win = XCreateWindow(xw.dpy, xw.root, 0, 0, WINDOW_WIDTH, WINDOW_HEIGHT, 0,
XDefaultDepth(xw.dpy, xw.screen), InputOutput,
xw.vis, CWEventMask | CWColormap, &xw.swa);
XStoreName(xw.dpy, xw.win, "X11");
XMapWindow(xw.dpy, xw.win);
XGetWindowAttributes(xw.dpy, xw.win, &xw.attr);
xw.width = (unsigned int)xw.attr.width;
xw.height = (unsigned int)xw.attr.height;
/* Framebuffer emulator */
status = nk_xlib_init(xw.dpy, xw.vis, xw.screen, xw.win, xw.width, xw.height, &fb);
if (!status || !fb)
return 0;
/* GUI */
rawfb = nk_rawfb_init(fb, tex_scratch, xw.width, xw.height, xw.width * 4);
if (!rawfb) running = 0;
#ifdef INCLUDE_STYLE
/*set_style(ctx, THEME_WHITE);*/
/*set_style(ctx, THEME_RED);*/
/*set_style(ctx, THEME_BLUE);*/
/*set_style(ctx, THEME_DARK);*/
#endif
while (running) {
/* Input */
XEvent evt;
started = timestamp();
nk_input_begin(&rawfb->ctx);
while (XCheckWindowEvent(xw.dpy, xw.win, xw.swa.event_mask, &evt)) {
if (XFilterEvent(&evt, xw.win)) continue;
nk_xlib_handle_event(xw.dpy, xw.screen, xw.win, &evt, rawfb);
}
nk_input_end(&rawfb->ctx);
/* GUI */
if (nk_begin(&rawfb->ctx, "Demo", nk_rect(50, 50, 200, 200),
NK_WINDOW_BORDER|NK_WINDOW_MOVABLE|
NK_WINDOW_CLOSABLE|NK_WINDOW_MINIMIZABLE|NK_WINDOW_TITLE)) {
enum {EASY, HARD};
static int op = EASY;
static int property = 20;
nk_layout_row_static(&rawfb->ctx, 30, 80, 1);
if (nk_button_label(&rawfb->ctx, "button"))
fprintf(stdout, "button pressed\n");
nk_layout_row_dynamic(&rawfb->ctx, 30, 2);
if (nk_option_label(&rawfb->ctx, "easy", op == EASY)) op = EASY;
if (nk_option_label(&rawfb->ctx, "hard", op == HARD)) op = HARD;
nk_layout_row_dynamic(&rawfb->ctx, 25, 1);
nk_property_int(&rawfb->ctx, "Compression:", 0, &property, 100, 10, 1);
}
nk_end(&rawfb->ctx);
if (nk_window_is_closed(&rawfb->ctx, "Demo")) break;
/* -------------- EXAMPLES ---------------- */
#ifdef INCLUDE_CALCULATOR
calculator(ctx);
#endif
#ifdef INCLUDE_OVERVIEW
overview(ctx);
#endif
#ifdef INCLUDE_NODE_EDITOR
node_editor(ctx);
#endif
/* ----------------------------------------- */
/* Draw framebuffer */
nk_rawfb_render(rawfb, nk_rgb(30,30,30), 1);
/* Emulate framebuffer */
XClearWindow(xw.dpy, xw.win);
nk_xlib_render(xw.win);
XFlush(xw.dpy);
/* Timing */
dt = timestamp() - started;
if (dt < DTIME)
sleep_for(DTIME - dt);
}
nk_rawfb_shutdown(rawfb);
nk_xlib_shutdown();
XUnmapWindow(xw.dpy, xw.win);
XFreeColormap(xw.dpy, xw.cmap);
XDestroyWindow(xw.dpy, xw.win);
XCloseDisplay(xw.dpy);
return 0;
}
static int
node_editor(struct nk_context *ctx)
{
int n = 0;
struct nk_rect total_space;
const struct nk_input *in = &ctx->input;
struct nk_command_buffer *canvas;
struct node *updated = 0;
struct node_editor *nodedit = &nodeEditor;
if (!nodeEditor.initialized) {
node_editor_init(&nodeEditor);
nodeEditor.initialized = 1;
}
if (nk_begin(ctx, "NodeEdit", nk_rect(0, 0, 800, 600),
NK_WINDOW_BORDER|NK_WINDOW_NO_SCROLLBAR|NK_WINDOW_MOVABLE|NK_WINDOW_CLOSABLE))
{
/* allocate complete window space */
canvas = nk_window_get_canvas(ctx);
total_space = nk_window_get_content_region(ctx);
nk_layout_space_begin(ctx, NK_STATIC, total_space.h, nodedit->node_count);
{
struct node *it = nodedit->begin;
struct nk_rect size = nk_layout_space_bounds(ctx);
struct nk_panel *node = 0;
if (nodedit->show_grid) {
/* display grid */
float x, y;
const float grid_size = 32.0f;
const struct nk_color grid_color = nk_rgb(50, 50, 50);
for (x = (float)fmod(size.x - nodedit->scrolling.x, grid_size); x < size.w; x += grid_size)
nk_stroke_line(canvas, x+size.x, size.y, x+size.x, size.y+size.h, 1.0f, grid_color);
for (y = (float)fmod(size.y - nodedit->scrolling.y, grid_size); y < size.h; y += grid_size)
nk_stroke_line(canvas, size.x, y+size.y, size.x+size.w, y+size.y, 1.0f, grid_color);
}
/* execute each node as a movable group */
while (it) {
/* calculate scrolled node window position and size */
nk_layout_space_push(ctx, nk_rect(it->bounds.x - nodedit->scrolling.x,
it->bounds.y - nodedit->scrolling.y, it->bounds.w, it->bounds.h));
/* execute node window */
if (nk_group_begin(ctx, it->name, NK_WINDOW_MOVABLE|NK_WINDOW_NO_SCROLLBAR|NK_WINDOW_BORDER|NK_WINDOW_TITLE))
{
/* always have last selected node on top */
node = nk_window_get_panel(ctx);
if (nk_input_mouse_clicked(in, NK_BUTTON_LEFT, node->bounds) &&
(!(it->prev && nk_input_mouse_clicked(in, NK_BUTTON_LEFT,
nk_layout_space_rect_to_screen(ctx, node->bounds)))) &&
nodedit->end != it)
{
updated = it;
}
/* ================= NODE CONTENT =====================*/
nk_layout_row_dynamic(ctx, 25, 1);
nk_button_color(ctx, it->color);
it->color.r = (nk_byte)nk_propertyi(ctx, "#R:", 0, it->color.r, 255, 1,1);
it->color.g = (nk_byte)nk_propertyi(ctx, "#G:", 0, it->color.g, 255, 1,1);
it->color.b = (nk_byte)nk_propertyi(ctx, "#B:", 0, it->color.b, 255, 1,1);
it->color.a = (nk_byte)nk_propertyi(ctx, "#A:", 0, it->color.a, 255, 1,1);
/* ====================================================*/
nk_group_end(ctx);
}
{
/* node connector and linking */
float space;
struct nk_rect bounds;
bounds = nk_layout_space_rect_to_local(ctx, node->bounds);
bounds.x += nodedit->scrolling.x;
bounds.y += nodedit->scrolling.y;
it->bounds = bounds;
/* output connector */
space = node->bounds.h / (float)((it->output_count) + 1);
for (n = 0; n < it->output_count; ++n) {
struct nk_rect circle;
circle.x = node->bounds.x + node->bounds.w-4;
circle.y = node->bounds.y + space * (float)(n+1);
circle.w = 8; circle.h = 8;
nk_fill_circle(canvas, circle, nk_rgb(100, 100, 100));
/* start linking process */
if (nk_input_has_mouse_click_down_in_rect(in, NK_BUTTON_LEFT, circle, nk_true)) {
nodedit->linking.active = nk_true;
nodedit->linking.node = it;
nodedit->linking.input_id = it->ID;
nodedit->linking.input_slot = n;
}
/* draw curve from linked node slot to mouse position */
if (nodedit->linking.active && nodedit->linking.node == it &&
nodedit->linking.input_slot == n) {
struct nk_vec2 l0 = nk_vec2(circle.x + 3, circle.y + 3);
struct nk_vec2 l1 = in->mouse.pos;
nk_stroke_curve(canvas, l0.x, l0.y, l0.x + 50.0f, l0.y,
l1.x - 50.0f, l1.y, l1.x, l1.y, 1.0f, nk_rgb(100, 100, 100));
}
}
/* input connector */
space = node->bounds.h / (float)((it->input_count) + 1);
for (n = 0; n < it->input_count; ++n) {
struct nk_rect circle;
circle.x = node->bounds.x-4;
circle.y = node->bounds.y + space * (float)(n+1);
circle.w = 8; circle.h = 8;
nk_fill_circle(canvas, circle, nk_rgb(100, 100, 100));
if (nk_input_is_mouse_released(in, NK_BUTTON_LEFT) &&
nk_input_is_mouse_hovering_rect(in, circle) &&
nodedit->linking.active && nodedit->linking.node != it) {
nodedit->linking.active = nk_false;
node_editor_link(nodedit, nodedit->linking.input_id,
nodedit->linking.input_slot, it->ID, n);
}
}
}
it = it->next;
}
/* reset linking connection */
if (nodedit->linking.active && nk_input_is_mouse_released(in, NK_BUTTON_LEFT)) {
nodedit->linking.active = nk_false;
nodedit->linking.node = NULL;
fprintf(stdout, "linking failed\n");
}
/* draw each link */
for (n = 0; n < nodedit->link_count; ++n) {
struct node_link *link = &nodedit->links[n];
struct node *ni = node_editor_find(nodedit, link->input_id);
struct node *no = node_editor_find(nodedit, link->output_id);
float spacei = node->bounds.h / (float)((ni->output_count) + 1);
float spaceo = node->bounds.h / (float)((no->input_count) + 1);
struct nk_vec2 l0 = nk_layout_space_to_screen(ctx,
nk_vec2(ni->bounds.x + ni->bounds.w, 3.0f + ni->bounds.y + spacei * (float)(link->input_slot+1)));
struct nk_vec2 l1 = nk_layout_space_to_screen(ctx,
nk_vec2(no->bounds.x, 3.0f + no->bounds.y + spaceo * (float)(link->output_slot+1)));
l0.x -= nodedit->scrolling.x;
l0.y -= nodedit->scrolling.y;
l1.x -= nodedit->scrolling.x;
l1.y -= nodedit->scrolling.y;
nk_stroke_curve(canvas, l0.x, l0.y, l0.x + 50.0f, l0.y,
l1.x - 50.0f, l1.y, l1.x, l1.y, 1.0f, nk_rgb(100, 100, 100));
}
if (updated) {
/* reshuffle nodes to have least recently selected node on top */
node_editor_pop(nodedit, updated);
node_editor_push(nodedit, updated);
}
/* node selection */
if (nk_input_mouse_clicked(in, NK_BUTTON_LEFT, nk_layout_space_bounds(ctx))) {
it = nodedit->begin;
nodedit->selected = NULL;
nodedit->bounds = nk_rect(in->mouse.pos.x, in->mouse.pos.y, 100, 200);
while (it) {
struct nk_rect b = nk_layout_space_rect_to_screen(ctx, it->bounds);
b.x -= nodedit->scrolling.x;
b.y -= nodedit->scrolling.y;
if (nk_input_is_mouse_hovering_rect(in, b))
nodedit->selected = it;
it = it->next;
}
}
/* contextual menu */
if (nk_contextual_begin(ctx, 0, nk_vec2(100, 220), nk_window_get_bounds(ctx))) {
const char *grid_option[] = {"Show Grid", "Hide Grid"};
nk_layout_row_dynamic(ctx, 25, 1);
if (nk_contextual_item_label(ctx, "New", NK_TEXT_CENTERED))
node_editor_add(nodedit, "New", nk_rect(400, 260, 180, 220),
nk_rgb(255, 255, 255), 1, 2);
if (nk_contextual_item_label(ctx, grid_option[nodedit->show_grid],NK_TEXT_CENTERED))
nodedit->show_grid = !nodedit->show_grid;
nk_contextual_end(ctx);
}
}
nk_layout_space_end(ctx);
/* window content scrolling */
if (nk_input_is_mouse_hovering_rect(in, nk_window_get_bounds(ctx)) &&
nk_input_is_mouse_down(in, NK_BUTTON_MIDDLE)) {
nodedit->scrolling.x += in->mouse.delta.x;
nodedit->scrolling.y += in->mouse.delta.y;
}
}
nk_end(ctx);
return !nk_window_is_closed(ctx, "NodeEdit");
}
