tests/spec/ext_framebuffer_multisample/draw-buffers-common.h

   1 /* Copyright © 2012 Intel Corporation
   2  *
   3  * Permission is hereby granted, free of charge, to any person obtaining a
   4  * copy of this software and associated documentation files (the "Software"),
   5  * to deal in the Software without restriction, including without limitation
   6  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   7  * and/or sell copies of the Software, and to permit persons to whom the
   8  * Software is furnished to do so, subject to the following conditions:
   9  *
  10  * The above copyright notice and this permission notice (including the next
  11  * paragraph) shall be included in all copies or substantial portions of the
  12  * Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  19  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  20  * IN THE SOFTWARE.
  21  */
  22
  23 #include "common.h"
  24
  25 /**
  26  * \file draw-buffers-common.h
  27  * This file declares common functions which are used by multiple draw buffer
  28  * test cases.
  29  */
  30
  31 /* Allocates all the relevant data arrays required in the test */
  32 void allocate_data_arrays(void);
  33
  34 /* Draws a test pattern without sample_alpha_to_coverage and
  35  * sample_alpha_to_one
  36  */
  37 void draw_reference_image(bool sample_alpha_to_coverage,
  38                           bool sample_alpha_to_one);
  39
  40 /* Draws the test pattern with either sample_alpha_to_coverage or
  41  * sample_alpha_to_one enabled
  42  */
  43 void draw_test_image(bool sample_alpha_to_coverage,
  44                      bool sample_alpha_to_one);
  45
  46 /* Frees the previously allocated data arrays */
  47 void free_data_arrays(void);
  48
  49 /* Initilaizes multisample framebuffer object with multiple draw buffers */
  50 void ms_fbo_and_draw_buffers_setup(int samples,
  51                                    int width, int height,
  52                                    int n_attachments,
  53                                    GLenum test_buffers,
  54                                    GLenum color_buffer_zero_format);
  55
  56 /* Probe downsampled FBO (resolve_fbo / resolve_int_fbo) to compare against
  57  * expected color for each draw buffer.
  58  */
  59 bool probe_framebuffer_color(void);
  60
  61 /* Probe downsampled FBO (resolve_fbo) to compare against expected depth values
  62  * for each draw buffer.
  63  */
  64 bool probe_framebuffer_depth(void);
  65
  66 void shader_compile(bool sample_alpha_to_coverage,
  67                     bool dual_src_blend,
  68                     bool frag_out_zero_write);