X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=hacks%2Fglx%2Fphotopile.c;h=0f6312febf6a96b74a288a0b39f4dd5012e9e80f;hb=4361b69d3178d7fc98d0388f9a223af6c2651aba;hp=b3114faa478e5ca139f5ee58f2b95568a5ae9916;hpb=ec8d2b32b63649e6d32bdfb306eda062769af823;p=xscreensaver diff --git a/hacks/glx/photopile.c b/hacks/glx/photopile.c index b3114faa..0f6312fe 100644 --- a/hacks/glx/photopile.c +++ b/hacks/glx/photopile.c @@ -1,4 +1,4 @@ -/* photopile, Copyright (c) 2008-2011 Jens Kilian +/* photopile, Copyright (c) 2008-2015 Jens Kilian * Based on carousel, Copyright (c) 2005-2008 Jamie Zawinski * Loads a sequence of images and shuffles them into a pile. * @@ -11,7 +11,12 @@ * implied warranty. */ -#define DEF_FONT "-*-helvetica-bold-r-normal-*-240-*" +#if defined(HAVE_COCOA) || defined(HAVE_ANDROID) +# define DEF_FONT "OCR A Std 48, Lucida Console 48, Monaco 48" +#else +# define DEF_FONT "-*-helvetica-bold-r-normal-*-*-480-*-*-*-*-*-*" +#endif + #define DEFAULTS "*count: 7 \n" \ "*delay: 10000 \n" \ "*wireframe: False \n" \ @@ -21,7 +26,8 @@ "*font: " DEF_FONT "\n" \ "*desktopGrabber: xscreensaver-getimage -no-desktop %s\n" \ "*grabDesktopImages: False \n" \ - "*chooseRandomImages: True \n" + "*chooseRandomImages: True \n" \ + "*suppressRotationAnimation: True\n" \ # define refresh_photopile 0 # define release_photopile 0 @@ -30,7 +36,7 @@ #undef countof #define countof(x) (sizeof((x))/sizeof((*x))) -#ifndef HAVE_COCOA +#ifndef HAVE_JWXYZ # include /* for XrmDatabase in -debug mode */ #endif #include @@ -47,7 +53,7 @@ # define DEF_SPEED "1.0" # define DEF_DURATION "5" # define DEF_MIPMAP "True" -# define DEF_TITLES "False" +# define DEF_TITLES "True" # define DEF_POLAROID "True" # define DEF_CLIP "True" # define DEF_SHADOWS "True" @@ -209,7 +215,9 @@ set_new_positions(photopile_state *ss) for (i = 0; i < MI_COUNT(mi)+1; ++i) { image *frame = ss->frames + i; - GLfloat d = sqrt(frame->w*frame->w + frame->h*frame->h); + GLfloat w = frame->w; + GLfloat h = frame->h; + GLfloat d = sqrt(w*w + h*h); GLfloat leave = frand(M_PI * 2.0); GLfloat enter = frand(M_PI * 2.0); @@ -221,6 +229,10 @@ set_new_positions(photopile_state *ss) frame->pos[3].y = BELLRAND(MI_HEIGHT(mi)); frame->pos[3].angle = (frand(2.0) - 1.0) * max_tilt; + /* Try to keep the images mostly inside the screen bounds */ + frame->pos[3].x = MAX(0.5*w, MIN(MI_WIDTH(mi)-0.5*w, frame->pos[3].x)); + frame->pos[3].y = MAX(0.5*h, MIN(MI_HEIGHT(mi)-0.5*h, frame->pos[3].y)); + /* intermediate points */ frame->pos[1] = offset_pos(frame->pos[0], leave, d * (0.5 + frand(1.0))); frame->pos[2] = offset_pos(frame->pos[3], enter, d * (0.5 + frand(1.0))); @@ -347,7 +359,12 @@ loading_msg (ModeInfo *mi) if (wire) return; if (ss->loading_sw == 0) /* only do this once */ - ss->loading_sw = texture_string_width (ss->texfont, text, &ss->loading_sh); + { + XCharStruct e; + texture_string_metrics (ss->texfont, text, &e, 0, 0); + ss->loading_sw = e.width; + ss->loading_sh = e.ascent + e.descent; + } glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); @@ -358,7 +375,7 @@ loading_msg (ModeInfo *mi) glMatrixMode(GL_MODELVIEW); glPushMatrix(); glLoadIdentity(); - gluOrtho2D(0, MI_WIDTH(mi), 0, MI_HEIGHT(mi)); + glOrtho(0, MI_WIDTH(mi), 0, MI_HEIGHT(mi), -1, 1); glTranslatef ((MI_WIDTH(mi) - ss->loading_sw) / 2, (MI_HEIGHT(mi) - ss->loading_sh) / 2, @@ -420,7 +437,16 @@ reshape_photopile (ModeInfo *mi, int width, int height) glMatrixMode(GL_MODELVIEW); glLoadIdentity(); - gluOrtho2D(0, MI_WIDTH(mi), 0, MI_HEIGHT(mi)); + glOrtho(0, MI_WIDTH(mi), 0, MI_HEIGHT(mi), -1, 1); + +# ifdef HAVE_MOBILE /* Keep it the same relative size when rotated. */ + { + GLfloat h = MI_HEIGHT(mi) / (GLfloat) MI_WIDTH(mi); + int o = (int) current_device_rotation(); + if (o != 0 && o != 180 && o != -180) + glScalef (1/h, h, 1); + } +# endif glClear(GL_COLOR_BUFFER_BIT); } @@ -431,7 +457,7 @@ reshape_photopile (ModeInfo *mi, int width, int height) static void hack_resources (Display *dpy) { -# ifndef HAVE_COCOA +# ifndef HAVE_JWXYZ char *res = "desktopGrabber"; char *val = get_string_resource (dpy, res, "DesktopGrabber"); char buf1[255]; @@ -443,7 +469,7 @@ hack_resources (Display *dpy) value.addr = buf2; value.size = strlen(buf2); XrmPutResource (&db, buf1, "String", &value); -# endif /* !HAVE_COCOA */ +# endif /* !HAVE_JWXYZ */ } @@ -454,11 +480,7 @@ init_photopile (ModeInfo *mi) photopile_state *ss; int wire = MI_IS_WIREFRAME(mi); - if (sss == NULL) { - if ((sss = (photopile_state *) - calloc (MI_NUM_SCREENS(mi), sizeof(photopile_state))) == NULL) - return; - } + MI_INIT (mi, sss, NULL); ss = &sss[screen]; ss->mi = mi; @@ -469,19 +491,6 @@ init_photopile (ModeInfo *mi) MI_CLEARWINDOW(mi); } - glDisable (GL_LIGHTING); - glEnable (GL_DEPTH_TEST); - glDisable (GL_CULL_FACE); - - if (! wire) - { - glShadeModel (GL_SMOOTH); - glEnable (GL_LINE_SMOOTH); - glHint (GL_LINE_SMOOTH_HINT, GL_NICEST); - glEnable (GL_BLEND); - glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); - } - ss->shadow = init_drop_shadow(); ss->texfont = load_texture_font (MI_DISPLAY(mi), "font"); @@ -558,14 +567,23 @@ draw_image (ModeInfo *mi, int i, GLfloat t, GLfloat s, GLfloat z) { glColor3f (0, 0, 0); draw_drop_shadow(ss->shadow, -w1, -h1, z2, 2.0 * w1, h1 + h2, 20.0); + glDisable (GL_BLEND); } + glDisable (GL_LIGHTING); + glEnable (GL_DEPTH_TEST); + glDisable (GL_CULL_FACE); + /* Draw the retro instant-film frame. */ if (polaroid_p) { if (! wire) { + glShadeModel (GL_SMOOTH); + glEnable (GL_LINE_SMOOTH); + glHint (GL_LINE_SMOOTH_HINT, GL_NICEST); + glColor3f (1, 1, 1); glBegin (GL_QUADS); glVertex3f (-w1, -h1, z2); @@ -575,7 +593,7 @@ draw_image (ModeInfo *mi, int i, GLfloat t, GLfloat s, GLfloat z) glEnd(); } - glLineWidth (2.0); + glLineWidth (1.0); glColor3f (0.5, 0.5, 0.5); glBegin (GL_LINE_LOOP); glVertex3f (-w1, -h1, z); @@ -608,7 +626,13 @@ draw_image (ModeInfo *mi, int i, GLfloat t, GLfloat s, GLfloat z) /* Draw a box around it. */ - glLineWidth (2.0); + if (! wire) + { + glShadeModel (GL_SMOOTH); + glEnable (GL_LINE_SMOOTH); + glHint (GL_LINE_SMOOTH_HINT, GL_NICEST); + } + glLineWidth (1.0); glColor3f (0.5, 0.5, 0.5); glBegin (GL_LINE_LOOP); glVertex3f (-w, -h, z); @@ -621,18 +645,44 @@ draw_image (ModeInfo *mi, int i, GLfloat t, GLfloat s, GLfloat z) */ if (titles_p) { - int sw, sh; - GLfloat scale = 0.6; + int sw = 0, sh = 0; + int ascent, descent; + GLfloat tw = w * 2; + GLfloat th = h1 - h; + GLfloat scale = 1; const char *title = frame->title ? frame->title : "(untitled)"; + XCharStruct e; + + texture_string_metrics (ss->texfont, title, &e, &ascent, &descent); + sw = e.width; + sh = ascent; /* + descent; */ + + /* Scale the text to match the pixel size of the photo */ + scale *= w / 150.0; + +# if defined(HAVE_COCOA) + scale /= 2; +# endif + +# if defined(HAVE_MOBILE) + scale /= 2; +# endif - /* #### Highly approximate, but doing real clipping is harder... */ - int max = 35; - if (strlen(title) > max) - title += strlen(title) - max; + /* Clip characters off the left end of the string until it fits. */ + if (clip_p || polaroid_p) + while (sw * scale > tw && strlen (title) > 10) + { + title++; + texture_string_metrics (ss->texfont, title, &e, &ascent, &descent); + sw = e.width; + } + + if (th <= 0) /* Non-polaroid */ + th = -sh * 1.2; - sw = texture_string_width (ss->texfont, title, &sh); + glTranslatef (-w, -h1, 0); + glTranslatef ((tw - sw*scale) / 2, (th - sh*scale) / 2, 0); - glTranslatef (-sw*scale*0.5, -h - sh*scale, z); glScalef (scale, scale, 1); if (wire || !polaroid_p) @@ -641,14 +691,16 @@ draw_image (ModeInfo *mi, int i, GLfloat t, GLfloat s, GLfloat z) } else { - glColor3f (0, 0, 0); + glColor3f (0.5, 0.5, 0.5); } if (!wire) { glEnable (GL_TEXTURE_2D); + glEnable (GL_BLEND); + glDisable (GL_DEPTH_TEST); print_texture_string (ss->texfont, title); - glDisable (GL_TEXTURE_2D); + glEnable (GL_DEPTH_TEST); } else { @@ -659,6 +711,7 @@ draw_image (ModeInfo *mi, int i, GLfloat t, GLfloat s, GLfloat z) glVertex3f (0, sh, 0); glEnd(); } + } glPopMatrix(); @@ -692,6 +745,11 @@ draw_photopile (ModeInfo *mi) { GLfloat t; + glPushMatrix(); + glTranslatef (MI_WIDTH(mi)/2, MI_HEIGHT(mi)/2, 0); + glRotatef(current_device_rotation(), 0, 0, 1); + glTranslatef (-MI_WIDTH(mi)/2, -MI_HEIGHT(mi)/2, 0); + /* Handle state transitions. */ switch (ss->mode) { @@ -759,6 +817,7 @@ draw_photopile (ModeInfo *mi) draw_image(mi, j, t, s, z); } } + glPopMatrix(); } if (mi->fps_p) do_fps (mi);