+++ /dev/null
-/*! ========================================================================
-** Extended Template and Library Test Suite
-** Surface Class Test
-** $Id$
-**
-** Copyright (c) 2002 Robert B. Quattlebaum Jr.
-**
-** This package is free software; you can redistribute it and/or
-** modify it under the terms of the GNU General Public License as
-** published by the Free Software Foundation; either version 2 of
-** the License, or (at your option) any later version.
-**
-** This package is distributed in the hope that it will be useful,
-** but WITHOUT ANY WARRANTY; without even the implied warranty of
-** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-** General Public License for more details.
-**
-** === N O T E S ===========================================================
-**
-** ========================================================================= */
-
-/* === H E A D E R S ======================================================= */
-
-#include <iostream>
-#include <ETL/surface>
-#include <ETL/gaussian>
-#include <cstdio>
-
-/* === M A C R O S ========================================================= */
-
-using namespace etl;
-using namespace std;
-
-/* === C L A S S E S ======================================================= */
-
-
-/* === P R O C E D U R E S ================================================= */
-
-int display_pen(generic_pen<float> pen, int w, int h)
-{
- int ret=0;
- int x, y;
- // print out the after pic
- for(y=0;y<h;y++,pen.inc_y())
- {
- printf("|");
- for(x=0;x<w;x++,pen.inc_x())
- {
- if(pen.get_value()>=2.0f)
- printf("#");
- else if(pen.get_value()>=1.0f)
- printf("@");
- else if(pen.get_value()>=0.8f)
- printf("%%");
- else if(pen.get_value()>=0.6f)
- printf("O");
- else if(pen.get_value()>=0.4f)
- printf(":");
- else if(pen.get_value()>=0.2f)
- printf(".");
- else if(pen.get_value()>=-0.1f)
- printf(" ");
- else
- printf("X"),ret++;
- }
- pen.dec_x(x);
- printf("|\n");
- }
- pen.dec_y(y);
- return ret;
-}
-
-void make_pattern(generic_pen<float> pen, int w, int h)
-{
- int x,y;
- for(y=0;y<h;y++,pen.inc_y())
- {
- for(x=0;x<w;x++,pen.inc_x())
- {
- if(x-y<=1 && y-x<=1 || y==h/2 || x==w/2)
- pen.put_value(2);
- else
- pen.put_value(0);
- }
- pen.dec_x(x);
- }
- pen.dec_y(y);
-}
-
-int basic_test()
-{
- printf("Surface:basic_test(): Running...\n");
-
- int ret=0;
-
- surface<float> my_surface(100,100);
-
- gaussian_blur(my_surface.begin(),my_surface.end(),10,10);
-
- surface<float> my_surface2(my_surface);
-
- my_surface2.fill(0.5);
- my_surface2.clear();
-
- my_surface2=my_surface;
-
- my_surface2.fill(0.5);
- my_surface2.clear();
-
- my_surface.fill(0.5);
- my_surface.clear();
-
- surface<float> my_surface3;
- my_surface3.mirror(my_surface2);
-
- my_surface3.fill(0.5);
- my_surface3.clear();
-
- my_surface3=my_surface;
-
- my_surface3.mirror(my_surface);
-
- printf("Surface:basic_test(): %d errors.\n",ret);
-
- return ret;
-}
-
-int linear_sample_test()
-{
- printf("Surface:linear_sample_test(): Running...\n");
-
- int ret=0;
-
- surface<float> my_surface(16,16);
-
- my_surface.fill(0.0f);
-
- make_pattern(my_surface.begin(),my_surface.get_w(),my_surface.get_h());
-
- int extra(5);
- surface<float> dest(18+extra*2,18+extra*2);
-
- int x,y;
- for(x=-extra;x<dest.get_w()-extra;x++)
- for(y=-extra;y<dest.get_h()-extra;y++)
- {
- dest[y+extra][x+extra]=my_surface.linear_sample(
- float(x)/float(dest.get_w()-1-extra*2)*float(my_surface.get_w()-1),
- float(y)/float(dest.get_h()-1-extra*2)*float(my_surface.get_h()-1)
- );
- }
-
- display_pen(dest.begin(),dest.get_w(),dest.get_h());
-
- printf("Surface:linear_sample_test(): %d errors.\n",ret);
-
- return ret;
-}
-
-int cubic_sample_test()
-{
- printf("Surface:cubic_sample_test(): Running...\n");
-
- int ret=0;
-
- surface<float> my_surface(16,16);
-
- my_surface.fill(0.0f);
-
- make_pattern(my_surface.begin(),my_surface.get_w(),my_surface.get_h());
-
- {
- surface<float> dest(24,24);
-
- int x,y;
- for(x=0;x<dest.get_w();x++)
- for(y=0;y<dest.get_h();y++)
- {
- dest[y][x]=my_surface.cubic_sample(
- float(x)/float(dest.get_w()-1)*float(my_surface.get_w()-1),
- float(y)/float(dest.get_h()-1)*float(my_surface.get_h()-1)
- );
- }
-
- display_pen(dest.begin(),dest.get_w(),dest.get_h());
- }
-
- display_pen(my_surface.begin(),my_surface.get_w(),my_surface.get_h());
- {
- surface<float> dest(16,16);
-
- int x,y;
- for(x=0;x<dest.get_w();x++)
- for(y=0;y<dest.get_h();y++)
- {
- dest[y][x]=my_surface.cubic_sample(
- float(x)/float(dest.get_w()-1)*float(my_surface.get_w()-1),
- float(y)/float(dest.get_h()-1)*float(my_surface.get_h()-1)
- );
- }
-
- display_pen(dest.begin(),dest.get_w(),dest.get_h());
- }
-
- printf("Surface:cubic_sample_test(): %d errors.\n",ret);
-
- return ret;
-}
-
-/* === E N T R Y P O I N T ================================================= */
-
-int main()
-{
- int error=0;
-
- error+=basic_test();
- error+=linear_sample_test();
- error+=cubic_sample_test();
-
- return error;
-}
projects / synfig.git / blobdiff