include/sigil-desktop.h

1/*

2 * sigil-desktop.h - the C surface of sigil-desktop for sibling packages

3 *

4 * sigil-graphics builds its sokol_gfx environment and swapchain from

5 * these, and loads GL through the proc loader instead of linking libGL.

6 * Everything here is valid only while app-run is running (between the

7 * init callback and the cleanup callback).

8 */

10#ifndef SIGIL_DESKTOP_H

11#define SIGIL_DESKTOP_H

13#ifdef __cplusplus

14extern "C" {

15#endif

17/* The window's framebuffer size in pixels: what GL draws into and what

18 * frame-width / frame-height report. 1x1 before the window exists. */

19void sigil_desktop_framebuffer_size(int *width, int *height);

21/* The address of a GL or GL extension function for the current context

22 * (glfwGetProcAddress), or NULL. Valid once the window exists; GL is

23 * loaded by GLFW at run time, nothing links it. */

24void *sigil_desktop_gl_get_proc_address(const char *name);

26/* The platform GLFW picked: "wayland", "x11", "win32", "cocoa", or

27 * "none" before app-run. */

28const char *sigil_desktop_platform(void);

30#ifdef __cplusplus

31}

32#endif

34#endif /* SIGIL_DESKTOP_H */