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https://github.com/n64dev/cen64.git
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c4afd44ed7
Replaced all references to simulation with emulation Updated copyright year Updated .gitignore to reduce chances of random files being uploaded to the repo Added .gitattributes to normalize all text files, and to ignore binary files (which includes the logo and the NEC PDF)
95 lines
2.6 KiB
C
95 lines
2.6 KiB
C
//
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// os/x11/gl_window.h: X11/OpenGL window definitions.
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//
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// CEN64: Cycle-Accurate Nintendo 64 Emulator.
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// Copyright (C) 2015, Tyler J. Stachecki.
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//
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// This file is subject to the terms and conditions defined in
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// 'LICENSE', which is part of this source code package.
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//
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#ifndef CEN64_OS_X11_GL_WINDOW
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#define CEN64_OS_X11_GL_WINDOW
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#include "common.h"
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#include "gl_common.h"
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#include "gl_config.h"
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#include "gl_display.h"
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#include "gl_screen.h"
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#include "thread.h"
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#include <unistd.h>
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#include <X11/Xlib.h>
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#define FRAMEBUF_SZ (640 * 480 * 4)
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#define CEN64_GL_WINDOW_BAD (NULL)
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struct cen64_gl_window {
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cen64_gl_display display;
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cen64_gl_screen screen;
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Window window;
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Atom wm_delete_window;
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XSetWindowAttributes attr;
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XVisualInfo *visual_info;
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int pipefds[2];
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cen64_mutex render_mutex;
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uint8_t frame_buffer[FRAMEBUF_SZ];
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unsigned frame_hres, frame_vres;
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unsigned frame_hskip, frame_type;
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cen64_mutex event_mutex;
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bool exit_requested;
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};
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typedef struct cen64_gl_window *cen64_gl_window;
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// Forward declaration.
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struct cen64_device;
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// Creates an (initially hidden) cen64_gl_window.
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cen64_cold cen64_gl_window cen64_gl_window_create(
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cen64_gl_display display, cen64_gl_screen screen,
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const cen64_gl_config *config, const char *title);
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// Releases resources allocated by cen64_gl_window_create.
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static inline void cen64_gl_window_destroy(cen64_gl_window window) {
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XDestroyWindow(window->display, window->window);
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XFreeColormap(window->display, window->attr.colormap);
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XFree(window->visual_info);
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close(window->pipefds[0]);
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close(window->pipefds[1]);
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cen64_mutex_destroy(&window->render_mutex);
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cen64_mutex_destroy(&window->event_mutex);
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free(window);
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}
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// Pushes a notification to the UI queue to indicate a frame is ready.
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static inline void cen64_gl_window_push_frame(cen64_gl_window window) {
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write(window->pipefds[1], &window, sizeof(window));
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}
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// Sets the title of the cen64_gl_window.
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static inline void cen64_gl_window_set_title(
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cen64_gl_window window, const char *title) {
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XStoreName(window->display, window->window, title);
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XFlush(window->display);
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}
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// Swaps the front and back buffers of the cen64_gl_window.
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static inline void cen64_gl_window_swap_buffers(cen64_gl_window window) {
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glXSwapBuffers(window->display, window->window);
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}
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// Thread that controls the user interface, etc.
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int cen64_gl_window_thread(struct cen64_device *device);
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// Unhides the cen64_gl_window.
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static inline void cen64_gl_window_unhide(cen64_gl_window window) {
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XMapRaised(window->display, window->window);
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XFlush(window->display);
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}
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#endif
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