TC/perf/image.c

   1 /*
   2  * Cairo Performance Test Framework
   3  * (c) 2012 Samsung Electronics, Inc.
   4  * All rights reserved.
   5  *
   6  * Measures rendering performance for image, gl backends
   7  *
   8  * This software is a confidential and proprietary information of Samsung
   9  * Electronics, Inc. ("Confidential Information"). You shall not disclose such
  10  * Confidential Information and shall use it only in accordance with the terms
  11  * of the license agreement you entered into with Samsung Electronics.
  12  *
  13  * Author: Dongyeon Kim <dy5.kim@samsung.com>
  14  */
  15
  16 #include "common.h"
  17
  18 #define RENDER_LOOP 100
  19
  20 extern int WIDTH, HEIGHT;
  21
  22 extern cairo_device_t *cairo_device;
  23 cairo_pattern_t *pattern1, *pattern2;
  24 int image_width, image_height;
  25
  26 int preRender(cairo_t *cr)
  27 {
  28     { // Image 1
  29         cairo_surface_t *image_surface = cairo_image_surface_create_from_png("./image1.png");
  30         image_width = cairo_image_surface_get_width(image_surface);
  31         image_height = cairo_image_surface_get_height(image_surface);
  32
  33         if(cairo_surface_get_type(cairo_get_target(cr)) == CAIRO_SURFACE_TYPE_IMAGE) {
  34             pattern1 = cairo_pattern_create_for_surface(image_surface);
  35         } else {
  36             cairo_surface_t *gl_surface = cairo_gl_surface_create(cairo_device, CAIRO_CONTENT_COLOR_ALPHA,
  37                         image_width, image_height);
  38             cairo_t *cr_gl = cairo_create(gl_surface);
  39             cairo_set_source_surface(cr_gl, image_surface, 0, 0);
  40             cairo_paint(cr_gl);
  41
  42             pattern1 = cairo_pattern_create_for_surface(gl_surface);
  43
  44             cairo_surface_destroy(gl_surface);
  45             cairo_destroy(cr_gl);
  46         }
  47         cairo_surface_destroy(image_surface);
  48     }
  49     { // Image 2
  50         cairo_surface_t *image_surface = cairo_image_surface_create_from_png("./image2.png");
  51         image_width = cairo_image_surface_get_width(image_surface);
  52         image_height = cairo_image_surface_get_height(image_surface);
  53
  54         if(cairo_surface_get_type(cairo_get_target(cr)) == CAIRO_SURFACE_TYPE_IMAGE) {
  55             pattern2 = cairo_pattern_create_for_surface(image_surface);
  56         } else {
  57             cairo_surface_t *gl_surface = cairo_gl_surface_create(cairo_device, CAIRO_CONTENT_COLOR_ALPHA,
  58                         image_width, image_height);
  59             cairo_t *cr_gl = cairo_create(gl_surface);
  60             cairo_set_source_surface(cr_gl, image_surface, 0, 0);
  61             cairo_paint(cr_gl);
  62
  63             pattern2 = cairo_pattern_create_for_surface(gl_surface);
  64
  65             cairo_surface_destroy(gl_surface);
  66             cairo_destroy(cr_gl);
  67         }
  68         cairo_surface_destroy(image_surface);
  69     }
  70
  71     return 1;
  72 }
  73
  74 int render(cairo_t *cr)
  75 {
  76     int i;
  77
  78     clearCairo(cr, WIDTH, HEIGHT);
  79     cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
  80
  81     for(i = 0; i < RENDER_LOOP; i++)
  82     {
  83         float x = drand48() * WIDTH - image_width / 2;
  84         float y = drand48() * HEIGHT - image_height / 2;
  85         int index = drand48() * 2;
  86
  87         cairo_identity_matrix(cr);
  88         cairo_translate(cr, x, y);
  89         if(index == 0)
  90             cairo_set_source(cr, pattern1);
  91         else
  92             cairo_set_source(cr, pattern2);
  93         cairoSquare(cr, 0, 0, image_width);
  94     }
  95
  96     return 1;
  97 }
  98
  99 int postRender(cairo_t *cr)
 100 {
 101     cairo_pattern_destroy(pattern1);
 102     cairo_pattern_destroy(pattern2);
 103     return 1;
 104 }
 105