-/* bouncingcow, Copyright (c) 2003-2006 Jamie Zawinski <jwz@jwz.org>
+/* bouncingcow, Copyright (c) 2003-2018 Jamie Zawinski <jwz@jwz.org>
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
"*showFPS: False \n" \
"*wireframe: False \n" \
-/* #define DEBUG */
-
-
-# define refresh_cow 0
+# define free_cow 0
# define release_cow 0
#define DEF_SPEED "1.0"
#define DEF_TEXTURE "(none)"
#include "xlockmore.h"
#include "rotator.h"
#include "gltrackball.h"
-#include "xpm-ximage.h"
+#include "ximage-loader.h"
#include <ctype.h>
#ifdef USE_GL /* whole file */
reshape_cow (ModeInfo *mi, int width, int height)
{
GLfloat h = (GLfloat) height / (GLfloat) width;
+ int y = 0;
+
+ if (width > height * 5) { /* tiny window: show middle */
+ height = width * 9/16;
+ y = -height/2;
+ h = height / (GLfloat) width;
+ }
- glViewport (0, 0, (GLint) width, (GLint) height);
+ glViewport (0, y, (GLint) width, (GLint) height);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
{
cow_configuration *bp = &bps[MI_SCREEN(mi)];
- if (event->xany.type == ButtonPress &&
- event->xbutton.button == Button1)
- {
- bp->button_down_p = True;
- gltrackball_start (bp->trackball,
- event->xbutton.x, event->xbutton.y,
- MI_WIDTH (mi), MI_HEIGHT (mi));
- return True;
- }
- else if (event->xany.type == ButtonRelease &&
- event->xbutton.button == Button1)
- {
- bp->button_down_p = False;
- return True;
- }
- else if (event->xany.type == ButtonPress &&
- (event->xbutton.button == Button4 ||
- event->xbutton.button == Button5 ||
- event->xbutton.button == Button6 ||
- event->xbutton.button == Button7))
- {
- gltrackball_mousewheel (bp->trackball, event->xbutton.button, 10,
- !event->xbutton.state);
- return True;
- }
- else if (event->xany.type == MotionNotify &&
- bp->button_down_p)
- {
- gltrackball_track (bp->trackball,
- event->xmotion.x, event->xmotion.y,
- MI_WIDTH (mi), MI_HEIGHT (mi));
- return True;
- }
+ if (gltrackball_event_handler (event, bp->trackball,
+ MI_WIDTH (mi), MI_HEIGHT (mi),
+ &bp->button_down_p))
+ return True;
return False;
}
{
Display *dpy = mi->dpy;
Visual *visual = mi->xgwa.visual;
- Colormap cmap = mi->xgwa.colormap;
char buf[1024];
XImage *image;
return False;
}
- image = xpm_file_to_ximage (dpy, visual, cmap, filename);
+ image = file_to_ximage (dpy, visual, filename);
+ if (!image) return False;
clear_gl_error();
glTexImage2D (GL_TEXTURE_2D, 0, GL_RGBA,
image->width, image->height, 0,
- GL_RGBA,
- /* GL_UNSIGNED_BYTE, */
- GL_UNSIGNED_INT_8_8_8_8_REV,
- image->data);
+ GL_RGBA, GL_UNSIGNED_BYTE, image->data);
sprintf (buf, "texture: %.100s (%dx%d)",
filename, image->width, image->height);
check_gl_error(buf);
glPixelStorei (GL_UNPACK_ALIGNMENT, 4);
glPixelStorei (GL_UNPACK_ROW_LENGTH, image->width);
- glTexEnvf (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
- glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
- glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
- glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
- glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-
- glEnable(GL_TEXTURE_GEN_S);
- glEnable(GL_TEXTURE_GEN_T);
- glEnable(GL_TEXTURE_2D);
+
return True;
}
cow_configuration *bp;
int wire = MI_IS_WIREFRAME(mi);
int i;
+ Bool tex_p = False;
- if (!bps) {
- bps = (cow_configuration *)
- calloc (MI_NUM_SCREENS(mi), sizeof (cow_configuration));
- if (!bps) {
- fprintf(stderr, "%s: out of memory\n", progname);
- exit(1);
- }
- }
+ MI_INIT (mi, bps);
bp = &bps[MI_SCREEN(mi)];
glLightfv(GL_LIGHT0, GL_SPECULAR, spc);
}
- bp->trackball = gltrackball_init ();
+ bp->trackball = gltrackball_init (False);
bp->dlists = (GLuint *) calloc (countof(all_objs)+1, sizeof(GLuint));
for (i = 0; i < countof(all_objs); i++)
bp->dlists[i] = glGenLists (1);
+ tex_p = load_texture (mi, do_texture);
+ if (tex_p)
+ glBindTexture (GL_TEXTURE_2D, bp->texture);
+
for (i = 0; i < countof(all_objs); i++)
{
GLfloat black[4] = {0, 0, 0, 1};
glNewList (bp->dlists[i], GL_COMPILE);
- glMatrixMode(GL_MODELVIEW);
- glPushMatrix();
- glMatrixMode(GL_TEXTURE);
- glPushMatrix();
- glMatrixMode(GL_MODELVIEW);
-
- glBindTexture (GL_TEXTURE_2D, 0);
+ glDisable (GL_TEXTURE_2D);
if (i == HIDE)
{
GLfloat color[4] = {0.63, 0.43, 0.36, 1.00};
-
- if (load_texture (mi, do_texture))
+ if (tex_p)
{
- glBindTexture (GL_TEXTURE_2D, bp->texture);
- glTexGeni(GL_S, GL_TEXTURE_GEN_MODE, GL_OBJECT_LINEAR);
- glTexGeni(GL_T, GL_TEXTURE_GEN_MODE, GL_OBJECT_LINEAR);
- glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
-
- /* approximately line it up with ../images/earth.xpm */
- glMatrixMode(GL_TEXTURE);
- glTranslatef(0.45, 0.58, 0);
- glScalef(0.08, 0.16, 1);
- glRotatef(-5, 0, 0, 1);
- glMatrixMode(GL_MODELVIEW);
-
/* if we have a texture, make the base color be white. */
color[0] = color[1] = color[2] = 1.0;
- }
+ glTexGeni (GL_S, GL_TEXTURE_GEN_MODE, GL_OBJECT_LINEAR);
+ glTexGeni (GL_T, GL_TEXTURE_GEN_MODE, GL_OBJECT_LINEAR);
+ glTexEnvf (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
+ glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_CLAMP_TO_EDGE);
+ glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_CLAMP_TO_EDGE);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+ glEnable(GL_TEXTURE_GEN_S);
+ glEnable(GL_TEXTURE_GEN_T);
+ glEnable(GL_TEXTURE_2D);
+
+ /* approximately line it up with ../images/earth.png */
+ glMatrixMode (GL_TEXTURE);
+ glLoadIdentity();
+ glTranslatef (0.45, 0.58, 0);
+ glScalef (0.08, 0.16, 1);
+ glRotatef (-5, 0, 0, 1);
+ glMatrixMode (GL_MODELVIEW);
+ }
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, color);
glMaterialfv (GL_FRONT_AND_BACK, GL_SPECULAR, black);
- glMaterialf (GL_FRONT_AND_BACK, GL_SHININESS, 128);
- }
+ glMaterialf (GL_FRONT_AND_BACK, GL_SHININESS, 128);
+ }
else if (i == TAIL)
{
GLfloat color[4] = {0.63, 0.43, 0.36, 1.00};
renderList (gll, wire);
- glMatrixMode(GL_TEXTURE);
- glPopMatrix();
- glMatrixMode(GL_MODELVIEW);
- glPopMatrix();
-
glEndList ();
}
glPushMatrix();
glTranslatef (f->x, f->y, f->z);
+ gltrackball_rotate (bp->trackball);
+
glRotatef (y * 360, 0.0, 1.0, 0.0);
if (f->spinner_p)
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix ();
- gltrackball_rotate (bp->trackball);
+
+# 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, 1/h, 1/h);
+ glRotatef(o, 0, 0, 1);
+ }
+# endif
glScalef (0.5, 0.5, 0.5);
projects / xscreensaver / blobdiff