static void
setup_texture (ModeInfo * mi)
{
planetstruct *gp = &planets[MI_SCREEN(mi)];
glGenTextures (1, &gp->tex1);
glBindTexture (GL_TEXTURE_2D, gp->tex1);
/* Must be after glBindTexture */
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
if (!which_image ||
!*which_image ||
!strcmp(which_image, "BUILTIN"))
{
BUILTIN1:
setup_xpm_texture (mi, earth_png, sizeof(earth_png));
}
else
{
if (! setup_file_texture (mi, which_image))
goto BUILTIN1;
}
check_gl_error("texture 1 initialization");
glGenTextures (1, &gp->tex2);
glBindTexture (GL_TEXTURE_2D, gp->tex2);
/* Must be after glBindTexture */
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
if (!which_image2 ||
!*which_image2 ||
!strcmp(which_image2, "BUILTIN"))
{
BUILTIN2:
setup_xpm_texture (mi, earth_night_png, sizeof(earth_night_png));
}
else
{
if (! setup_file_texture (mi, which_image2))
goto BUILTIN2;
}
check_gl_error("texture 2 initialization");
/* Need to flip the texture top for bottom for some reason. */
glMatrixMode (GL_TEXTURE);
glScalef (1, -1, 1);
glMatrixMode (GL_MODELVIEW);
}
static void
setup_texture(ModeInfo * mi)
{
/* planetstruct *gp = &planets[MI_SCREEN(mi)];*/
glEnable(GL_TEXTURE_2D);
if (!which_image ||
!*which_image ||
!strcmp(which_image, "BUILTIN"))
setup_xpm_texture (mi, earth_xpm);
else
setup_file_texture (mi, which_image);
check_gl_error("texture initialization");
/* Need to flip the texture top for bottom for some reason. */
glMatrixMode (GL_TEXTURE);
glScalef (1, -1, 1);
glMatrixMode (GL_MODELVIEW);
}