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path: root/progs/egl/eglut/eglut_screen.c
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Diffstat (limited to 'progs/egl/eglut/eglut_screen.c')
-rw-r--r--progs/egl/eglut/eglut_screen.c154
1 files changed, 0 insertions, 154 deletions
diff --git a/progs/egl/eglut/eglut_screen.c b/progs/egl/eglut/eglut_screen.c
deleted file mode 100644
index 50549e4bcf..0000000000
--- a/progs/egl/eglut/eglut_screen.c
+++ /dev/null
@@ -1,154 +0,0 @@
-#include <stdio.h>
-#include <string.h>
-#include <sys/time.h>
-
-#define EGL_EGLEXT_PROTOTYPES
-#include "EGL/egl.h"
-#include "EGL/eglext.h"
-
-#include "eglutint.h"
-
-#define MAX_MODES 100
-
-static EGLScreenMESA kms_screen;
-static EGLModeMESA kms_mode;
-static EGLint kms_width, kms_height;
-
-void
-_eglutNativeInitDisplay(void)
-{
- _eglut->native_dpy = EGL_DEFAULT_DISPLAY;
- _eglut->surface_type = EGL_SCREEN_BIT_MESA;
-}
-
-void
-_eglutNativeFiniDisplay(void)
-{
- kms_screen = 0;
- kms_mode = 0;
- kms_width = 0;
- kms_height = 0;
-}
-
-static void
-init_kms(void)
-{
- EGLModeMESA modes[MAX_MODES];
- EGLint num_screens, num_modes;
- EGLint width, height, best_mode;
- EGLint i;
-
- if (!eglGetScreensMESA(_eglut->dpy, &kms_screen, 1, &num_screens) ||
- !num_screens)
- _eglutFatal("eglGetScreensMESA failed\n");
-
- if (!eglGetModesMESA(_eglut->dpy, kms_screen,
- modes, MAX_MODES, &num_modes) || !num_modes)
- _eglutFatal("eglGetModesMESA failed!\n");
-
- printf("Found %d modes:\n", num_modes);
-
- best_mode = 0;
- width = 0;
- height = 0;
- for (i = 0; i < num_modes; i++) {
- EGLint w, h;
- eglGetModeAttribMESA(_eglut->dpy, modes[i], EGL_WIDTH, &w);
- eglGetModeAttribMESA(_eglut->dpy, modes[i], EGL_HEIGHT, &h);
- printf("%3d: %d x %d\n", i, w, h);
- if (w > width && h > height) {
- width = w;
- height = h;
- best_mode = i;
- }
- }
-
- printf("Will use screen size: %d x %d\n", width, height);
-
- kms_mode = modes[best_mode];
- kms_width = width;
- kms_height = height;
-}
-
-void
-_eglutNativeInitWindow(struct eglut_window *win, const char *title,
- int x, int y, int w, int h)
-{
- EGLint surf_attribs[16];
- EGLint i;
- const char *exts;
-
- exts = eglQueryString(_eglut->dpy, EGL_EXTENSIONS);
- if (!exts || !strstr(exts, "EGL_MESA_screen_surface"))
- _eglutFatal("EGL_MESA_screen_surface is not supported\n");
-
- init_kms();
-
- i = 0;
- surf_attribs[i++] = EGL_WIDTH;
- surf_attribs[i++] = kms_width;
- surf_attribs[i++] = EGL_HEIGHT;
- surf_attribs[i++] = kms_height;
- surf_attribs[i++] = EGL_NONE;
-
- /* create surface */
- win->native.u.surface = eglCreateScreenSurfaceMESA(_eglut->dpy,
- win->config, surf_attribs);
- if (win->native.u.surface == EGL_NO_SURFACE)
- _eglutFatal("eglCreateScreenSurfaceMESA failed\n");
-
- if (!eglShowScreenSurfaceMESA(_eglut->dpy, kms_screen,
- win->native.u.surface, kms_mode))
- _eglutFatal("eglShowScreenSurfaceMESA failed\n");
-
- win->native.width = kms_width;
- win->native.height = kms_height;
-}
-
-void
-_eglutNativeFiniWindow(struct eglut_window *win)
-{
- eglShowScreenSurfaceMESA(_eglut->dpy,
- kms_screen, EGL_NO_SURFACE, 0);
- eglDestroySurface(_eglut->dpy, win->native.u.surface);
-}
-
-void
-_eglutNativeEventLoop(void)
-{
- int start = _eglutNow();
- int frames = 0;
-
- _eglut->redisplay = 1;
-
- while (1) {
- struct eglut_window *win = _eglut->current;
- int now = _eglutNow();
-
- if (now - start > 5000) {
- double elapsed = (double) (now - start) / 1000.0;
-
- printf("%d frames in %3.1f seconds = %6.3f FPS\n",
- frames, elapsed, frames / elapsed);
-
- start = now;
- frames = 0;
-
- /* send escape */
- if (win->keyboard_cb)
- win->keyboard_cb(27);
- }
-
- if (_eglut->idle_cb)
- _eglut->idle_cb();
-
- if (_eglut->redisplay) {
- _eglut->redisplay = 0;
-
- if (win->display_cb)
- win->display_cb();
- eglSwapBuffers(_eglut->dpy, win->surface);
- frames++;
- }
- }
-}