# define MODE_cage
# define DEFAULTS "*delay: 25000 \n" \
"*showFPS: False \n" \
- "*wireframe: False \n"
+ "*wireframe: False \n" \
+ "*suppressRotationAnimation: True\n" \
-# define refresh_cage 0
-# define reshape_cage 0
-# define cage_handle_event 0
+# define free_cage 0
+# define release_cage 0
+# define cage_handle_event xlockmore_no_events
# include "xlockmore.h" /* from the xscreensaver distribution */
#else /* !STANDALONE */
# include "xlock.h" /* from the xlockmore distribution */
#if 0
#include "e_textures.h"
#else
-#include "xpm-ximage.h"
-#include "../images/wood.xpm"
+#include "ximage-loader.h"
+#include "images/gen/wood_png.h"
#endif
ENTRYPOINT ModeSpecOpt cage_opts =
#ifdef USE_MODULES
ModStruct cage_description =
-{"cage", "init_cage", "draw_cage", "release_cage",
+{"cage", "init_cage", "draw_cage", NULL,
"draw_cage", "change_cage", (char *) NULL, &cage_opts,
25000, 1, 1, 1, 1.0, 4, "",
"Shows the Impossible Cage, an Escher-like GL scene", 0, NULL};
}
static void
-reshape(ModeInfo * mi, int width, int height)
+reshape_cage(ModeInfo * mi, int width, int height)
{
cagestruct *cp = &cage[MI_SCREEN(mi)];
int i;
+ int y = 0;
- glViewport(0, 0, cp->WindW = (GLint) width, cp->WindH = (GLint) height);
+ if (width > height * 5) { /* tiny window: show middle */
+ height = width * 9/16;
+ y = -height/2;
+ }
+
+ glViewport(0, y, cp->WindW = (GLint) width, cp->WindH = (GLint) height);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glFrustum(-1.0, 1.0, -1.0, 1.0, 5.0, 15.0);
check_gl_error("mipmapping");
#else
{
- XImage *img = xpm_to_ximage (mi->dpy,
- mi->xgwa.visual,
- mi->xgwa.colormap,
- wood_texture);
+ XImage *img = image_data_to_ximage (mi->dpy, mi->xgwa.visual,
+ wood_png, sizeof(wood_png));
glTexImage2D (GL_TEXTURE_2D, 0, GL_RGBA,
img->width, img->height, 0,
- GL_RGBA,
- /* GL_UNSIGNED_BYTE, */
- GL_UNSIGNED_INT_8_8_8_8_REV,
- img->data);
+ GL_RGBA, GL_UNSIGNED_BYTE, img->data);
check_gl_error("texture");
XDestroyImage (img);
}
glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, front_specular);
}
-ENTRYPOINT void
-release_cage (ModeInfo * mi)
-{
- if (cage != NULL) {
- int screen;
-
- for (screen = 0; screen < MI_NUM_SCREENS(mi); screen++) {
- cagestruct *cp = &cage[screen];
-
- if (cp->glx_context) {
- cp->glx_context = (GLXContext *) NULL;
- }
- }
- (void) free((void *) cage);
- cage = (cagestruct *) NULL;
- }
- FreeAllGL(mi);
-}
-
ENTRYPOINT void
init_cage (ModeInfo * mi)
{
cagestruct *cp;
- if (cage == NULL) {
- if ((cage = (cagestruct *) calloc(MI_NUM_SCREENS(mi),
- sizeof (cagestruct))) == NULL)
- return;
- }
+ MI_INIT (mi, cage);
cp = &cage[MI_SCREEN(mi)];
cp->step = NRAND(90);
if ((cp->glx_context = init_GL(mi)) != NULL) {
- reshape(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
+ reshape_cage(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
glDrawBuffer(GL_BACK);
pinit(mi);
} else {
glScalef(Scale4Iconic * cp->WindH / cp->WindW, Scale4Iconic, Scale4Iconic);
}
+# ifdef HAVE_MOBILE /* Keep it the same relative size when rotated. */
+ {
+ int o = (int) current_device_rotation();
+ GLfloat h = MI_HEIGHT(mi) / (GLfloat) MI_WIDTH(mi);
+ if (o != 0 && o != 180 && o != -180) {
+ glScalef (1/h, h, 1/h); /* #### not quite right */
+ h = 1.7;
+ glScalef (h, h, h);
+ }
+ }
+# endif
+
/* cage */
glRotatef(cp->step * 100, 0, 0, 1);
glRotatef(25 + cos(cp->step * 5) * 6, 1, 0, 0);
glRotatef(204.5 - sin(cp->step * 5) * 8, 0, 1, 0);
if (!draw_impossiblecage(mi, cp, MI_IS_WIREFRAME(mi))) {
- release_cage(mi);
+ MI_ABORT(mi);
return;
}