src/gallium/drivers/freedreno/freedreno_zsa.h

   1 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
   2
   3 /*
   4  * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice (including the next
  14  * paragraph) shall be included in all copies or substantial portions of the
  15  * Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23  * SOFTWARE.
  24  *
  25  * Authors:
  26  *    Rob Clark <robclark@freedesktop.org>
  27  */
  28
  29 #ifndef FREEDRENO_ZSA_H_
  30 #define FREEDRENO_ZSA_H_
  31
  32
  33 #include "pipe/p_state.h"
  34 #include "pipe/p_context.h"
  35
  36 #include "freedreno_util.h"
  37
  38 struct fd_zsa_stateobj {
  39         struct pipe_depth_stencil_alpha_state base;
  40         uint32_t rb_depthcontrol;
  41         uint32_t rb_colorcontrol;   /* must be OR'd w/ blend->rb_colorcontrol */
  42         uint32_t rb_alpha_ref;
  43         uint32_t rb_stencilrefmask;
  44         uint32_t rb_stencilrefmask_bf;
  45 };
  46
  47 void fd_zsa_init(struct pipe_context *pctx);
  48
  49 static inline bool fd_depth_enabled(struct fd_zsa_stateobj *zsa)
  50 {
  51         return zsa->base.depth.enabled;
  52 }
  53
  54 static inline bool fd_stencil_enabled(struct fd_zsa_stateobj *zsa)
  55 {
  56         return zsa->base.stencil[0].enabled;
  57 }
  58
  59 #endif /* FREEDRENO_ZSA_H_ */