text: /* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */
  /* cairo - a vector graphics library with display and print output
   *
   * Copyright (c) 2011 Intel Corporation
   *
   * Permission is hereby granted, free of charge, to any person
   * obtaining a copy of this software and associated documentation
   * files (the "Software"), to deal in the Software without
   * restriction, including without limitation the rights to use,
   * copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the
   * Software is furnished to do so, subject to the following
   * conditions:
   *
   * The above copyright notice and this permission notice shall be
   * included in all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
   * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
   * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
   * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
   * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
   * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
   * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
   * OTHER DEALINGS IN THE SOFTWARE.
   */
  #include "cairo-perf.h"
  #include <assert.h>
  
  
  #define STEP	5
  #define WIDTH	100
  #define HEIGHT	100
  
  static void path (cairo_t *cr, unsigned int width, unsigned int height)
  {
      unsigned int i;
  
      for (i = 0; i < width+1; i += STEP) {
  	cairo_rectangle (cr, i-1, -1, 2, height+2);
  	cairo_rectangle (cr, -1, i-1, width+2, 2);
      }
  }
  
  static void aa (cairo_t *cr)
  {
      cairo_set_antialias (cr, CAIRO_ANTIALIAS_DEFAULT);
  }
  
  static void mono (cairo_t *cr)
  {
      cairo_set_antialias (cr, CAIRO_ANTIALIAS_NONE);
  }
  
  static void aligned (cairo_t *cr, int width, int height)
  {
  }
  
  static void misaligned (cairo_t *cr, int width, int height)
  {
      cairo_translate (cr, 0.25, 0.25);
  }
  
  static void rotated (cairo_t *cr, int width, int height)
  {
      cairo_translate (cr, width/2, height/2);
      cairo_rotate (cr, M_PI/4);
      cairo_translate (cr, -width/2, -height/2);
  }
  
  static void clip (cairo_t *cr)
  {
      cairo_clip (cr);
      cairo_paint (cr);
  }
  
  static void clip_alpha (cairo_t *cr)
  {
      cairo_clip (cr);
      cairo_paint_with_alpha (cr, .5);
  }
  
  static cairo_time_t
  draw (cairo_t *cr,
        void (*prepare) (cairo_t *cr),
        void (*transform) (cairo_t *cr, int width, int height),
        void (*op) (cairo_t *cr),
        int width, int height, int loops)
  {
      cairo_save (cr);
      cairo_set_source_rgb (cr, 1, 1, 1);
      cairo_paint (cr);
      cairo_set_source_rgb (cr, 1, 0, 0);
  
      prepare (cr);
  
      cairo_perf_timer_start ();
      while (loops--) {
  	cairo_save (cr);
  	transform (cr, width, height);
  	path (cr, width, height);
  	op (cr);
  	cairo_restore (cr);
      }
      cairo_perf_timer_stop ();
  
      cairo_restore (cr);
  
      return cairo_perf_timer_elapsed ();
  }
  
  static cairo_time_t
  draw_aligned_aa (cairo_t *cr, int width, int height, int loops)
  {
      return draw(cr, aa, aligned, cairo_fill,
  		width, height, loops);
  }
  
  static cairo_time_t
  draw_misaligned_aa (cairo_t *cr, int width, int height, int loops)
  {
      return draw(cr, aa, misaligned, cairo_fill,
  		width, height, loops);
  }
  
  static cairo_time_t
  draw_rotated_aa (cairo_t *cr, int width, int height, int loops)
  {
      return draw(cr, aa, rotated, cairo_fill,
  		width, height, loops);
  }
  
  static cairo_time_t
  draw_aligned_mono (cairo_t *cr, int width, int height, int loops)
  {
      return draw(cr, mono, aligned, cairo_fill,
  		width, height, loops);
  }
  
  static cairo_time_t
  draw_misaligned_mono (cairo_t *cr, int width, int height, int loops)
  {
      return draw(cr, mono, misaligned, cairo_fill,
  		width, height, loops);
  }
  
  static cairo_time_t
  draw_rotated_mono (cairo_t *cr, int width, int height, int loops)
  {
      return draw(cr, mono, rotated, cairo_fill,
  		width, height, loops);
  }
  
  #define F(name, op,transform,aa) \
  static cairo_time_t \
  draw_##name (cairo_t *cr, int width, int height, int loops) \
  { return draw(cr, (aa), (transform), (op), width, height, loops); }
  
  F(clip_aligned, clip, aligned, aa)
  F(clip_misaligned, clip, misaligned, aa)
  F(clip_rotated, clip, rotated, aa)
  F(clip_aligned_mono, clip, aligned, mono)
  F(clip_misaligned_mono, clip, misaligned, mono)
  F(clip_rotated_mono, clip, rotated, mono)
  
  F(clip_alpha_aligned, clip_alpha, aligned, aa)
  F(clip_alpha_misaligned, clip_alpha, misaligned, aa)
  F(clip_alpha_rotated, clip_alpha, rotated, aa)
  F(clip_alpha_aligned_mono, clip_alpha, aligned, mono)
  F(clip_alpha_misaligned_mono, clip_alpha, misaligned, mono)
  F(clip_alpha_rotated_mono, clip_alpha, rotated, mono)
  
  cairo_bool_t
  hatching_enabled (cairo_perf_t *perf)
  {
      return cairo_perf_can_run (perf, "hatching", NULL);
  }
  
  void
  hatching (cairo_perf_t *perf, cairo_t *cr, int width, int height)
  {
      cairo_perf_run (perf, "hatching-aligned-aa", draw_aligned_aa, NULL);
      cairo_perf_run (perf, "hatching-misaligned-aa", draw_misaligned_aa, NULL);
      cairo_perf_run (perf, "hatching-rotated-aa", draw_rotated_aa, NULL);
      cairo_perf_run (perf, "hatching-aligned-mono", draw_aligned_mono, NULL);
      cairo_perf_run (perf, "hatching-misaligned-mono", draw_misaligned_mono, NULL);
      cairo_perf_run (perf, "hatching-rotated-mono", draw_rotated_mono, NULL);
  
      cairo_perf_run (perf, "hatching-clip-aligned-aa", draw_clip_aligned, NULL);
      cairo_perf_run (perf, "hatching-clip-misaligned-aa", draw_clip_misaligned, NULL);
      cairo_perf_run (perf, "hatching-clip-rotated-aa", draw_clip_rotated, NULL);
      cairo_perf_run (perf, "hatching-clip-aligned-mono", draw_clip_aligned_mono, NULL);
      cairo_perf_run (perf, "hatching-clip-misaligned-mono", draw_clip_misaligned_mono, NULL);
      cairo_perf_run (perf, "hatching-clip-rotated-mono", draw_clip_rotated_mono, NULL);
  
      cairo_perf_run (perf, "hatching-clip-alpha-aligned-aa", draw_clip_alpha_aligned, NULL);
      cairo_perf_run (perf, "hatching-clip-alpha-misaligned-aa", draw_clip_alpha_misaligned, NULL);
      cairo_perf_run (perf, "hatching-clip-alpha-rotated-aa", draw_clip_alpha_rotated, NULL);
      cairo_perf_run (perf, "hatching-clip-alpha-aligned-mono", draw_clip_alpha_aligned_mono, NULL);
      cairo_perf_run (perf, "hatching-clip-alpha-misaligned-mono", draw_clip_alpha_misaligned_mono, NULL);
      cairo_perf_run (perf, "hatching-clip-alpha-rotated-mono", draw_clip_alpha_rotated_mono, NULL);
  }
  