/* Second state atom for user clip planes:
*/
-static void update_clip( struct st_context *st )
+void st_update_clip( struct st_context *st )
{
struct pipe_clip_state clip;
const struct gl_context *ctx = st->ctx;
/* if we have a vertex shader that writes clip vertex we need to pass
the pre-projection transformed coordinates into the driver. */
- if (st->vp) {
- if (ctx->_Shader->CurrentProgram[MESA_SHADER_VERTEX])
- use_eye = TRUE;
- }
+ if (ctx->_Shader->CurrentProgram[MESA_SHADER_VERTEX])
+ use_eye = TRUE;
+ /* _ClipUserPlane = _NEW_TRANSFORM | _NEW_PROJECTION
+ * EyeUserPlane = _NEW_TRANSFORM
+ */
memcpy(clip.ucp,
use_eye ? ctx->Transform.EyeUserPlane
: ctx->Transform._ClipUserPlane, sizeof(clip.ucp));
st->pipe->set_clip_state(st->pipe, &clip);
}
}
-
-
-const struct st_tracked_state st_update_clip = {
- "st_update_clip", /* name */
- { /* dirty */
- _NEW_TRANSFORM, /* mesa */
- ST_NEW_VERTEX_PROGRAM, /* st */
- },
- update_clip /* update */
-};