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fix z_camera calcualtion in gles/cogl

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This commit is contained in:
Tomas Frydrych 2007-05-29 07:26:32 +00:00
parent d704e2e331
commit 5b845d3940
2 changed files with 8 additions and 9 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2007-05-29 Tomas Frydrych <tf@openedhand.com>
* clutter/cogl/gles/cogl.c:
(cogl_setup_viewport):
Fixed z_camera calculation.
2007-05-28 Matthew Allum <mallum@openedhand.com>
* clutter/clutter-texture.c: (clutter_texture_unrealize):

11
clutter/cogl/gles/cogl.c
View File

@ -530,16 +530,9 @@ cogl_setup_viewport (guint w,
/* camera distance from screen, 0.5 * tan (FOV) */
#define DEFAULT_Z_CAMERA 0.866025404f
z_camera = clutter_tani (fovy) << 1;
z_camera = clutter_tani (fovy) >> 1;
/*
printf("%i vs %i\n",
CLUTTER_FLOAT_TO_FIXED(DEFAULT_Z_CAMERA),
clutter_tani (fovy) << 1);
*/
GE( glTranslatex (-1 << 15, -1 << 15, /*-z_camera*/
-CLUTTER_FLOAT_TO_FIXED(DEFAULT_Z_CAMERA)));
GE( glTranslatex (-1 << 15, -1 << 15, -z_camera));
GE( glScalex ( CFX_ONE / width,
-CFX_ONE / height,