Squashed 'third_party/cimg/' content from commit 4b66369
Change-Id: I7454d9107a08dba899fd4659731733049165ae0a
git-subtree-dir: third_party/cimg
git-subtree-split: 4b66369ab4e34a46119d6c43e9adce061bb40f4b
diff --git a/examples/jawbreaker.cpp b/examples/jawbreaker.cpp
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+/*
+ #
+ # File : jawbreaker.cpp
+ # ( C++ source file )
+ #
+ # Description : A funny game featuring small colored balls.
+ # This file is a part of the CImg Library project.
+ # ( http://cimg.eu )
+ #
+ # Copyright : David Tschumperle
+ # ( http://tschumperle.users.greyc.fr/ )
+ #
+ # License : CeCILL v2.0
+ # ( http://www.cecill.info/licences/Licence_CeCILL_V2-en.html )
+ #
+ # This software is governed by the CeCILL license under French law and
+ # abiding by the rules of distribution of free software. You can use,
+ # modify and/ or redistribute the software under the terms of the CeCILL
+ # license as circulated by CEA, CNRS and INRIA at the following URL
+ # "http://www.cecill.info".
+ #
+ # As a counterpart to the access to the source code and rights to copy,
+ # modify and redistribute granted by the license, users are provided only
+ # with a limited warranty and the software's author, the holder of the
+ # economic rights, and the successive licensors have only limited
+ # liability.
+ #
+ # In this respect, the user's attention is drawn to the risks associated
+ # with loading, using, modifying and/or developing or reproducing the
+ # software by the user in light of its specific status of free software,
+ # that may mean that it is complicated to manipulate, and that also
+ # therefore means that it is reserved for developers and experienced
+ # professionals having in-depth computer knowledge. Users are therefore
+ # encouraged to load and test the software's suitability as regards their
+ # requirements in conditions enabling the security of their systems and/or
+ # data to be ensured and, more generally, to use and operate it in the
+ # same conditions as regards security.
+ #
+ # The fact that you are presently reading this means that you have had
+ # knowledge of the CeCILL license and that you accept its terms.
+ #
+*/
+
+#include "CImg.h"
+using namespace cimg_library;
+#undef min
+#undef max
+
+// Main procedure
+//----------------
+int main(int argc, char **argv) {
+
+ // Display help (if option '-h' or '--help' specified) and retrieve program arguments
+ cimg_usage("A small and funny game featuring colored balls.\n (by David Tschumperle).");
+ const char *score_file = cimg_option("-s",(char*)0,"Specify score file to use (0=default file).");
+ cimg_help("\n"
+ "** Quick Help *********************************************************\n\n"
+ "Goal : Delete the board by clicking on groups of adjacent colored balls\n"
+ " (a group is made of at least two balls with the same color).\n"
+ " Suppressing large sets gives higher scores.\n\n"
+ "In-game keys : - BACKSPACE or SPACE = Undo last move\n"
+ " - CTRL+F = Toggle fullscreen mode\n"
+ " - ESC = Quit application\n"
+ " - Q = End current game\n\n"
+ "*********************************************************************");
+
+ // Load score file if available
+ CImgList<unsigned int> score_history;
+ char filename_history[1024];
+ std::sprintf(filename_history,"%s%s",score_file?"":cimg::temporary_path(),score_file?score_file:"/jawbreaker.score");
+ std::FILE *file = std::fopen(filename_history,"r");
+ if (file) { std::fclose(file); score_history = CImg<unsigned int>::get_load_dlm(filename_history)<'y'; }
+
+ // Create ball graphics
+ const unsigned int W = 12, H = 14, Wi = (W<<5), Hi = (H<<5);
+ unsigned int score = 0, previous_score = 0, shape_score = 0,
+ best_score = score_history?score_history.max():0U;
+
+ const CImg<> colors(3,7,1,1, 255,255,255, 205,0,230, 0,235,0, 235,255,0, 235,0,0, 0,128,255, 450,350,300);
+ const unsigned char
+ white[] = { 255,255,255 }, orange[] = { 255,128,64 }, yellow[] = { 255,255,64 }, red[] = { 255,64,64 }, six = 6;
+ CImgList<> balls0(7,32,32,1,3,0);
+ cimglist_for(balls0,l) if (l) {
+ balls0[l].draw_circle(16,16,14,colors.data(0,l));
+ cimg_forXYC(balls0[l],x,y,k) if (balls0(l,x,y,k)) (balls0(l,x,y,k)*=(32 - x + y)/60.0f)+=20;
+ balls0[l].draw_circle(16,16,14,colors.data(0,l),0.5f,~0U).
+ draw_circle(20,10,5,colors.data(),0.2f).draw_circle(22,8,2,colors.data(),0.4f).cut(0,255);
+ }
+
+ // Create background graphics
+ CImgList<unsigned char> balls(balls0);
+ CImg<unsigned char>
+ mask = balls[1].get_cut(0,1).channel(0).dilate(3),
+ background = CImg<unsigned char>(Wi,Hi,1,3,0).
+ noise(255,1).blur(6,20,0,true).equalize(100,0,255).blur(2,4,0,true);
+ background.get_shared_channel(0)/=4; background.get_shared_channel(1)/=8; background.get_shared_channel(2)/=2;
+
+ // Begin user-interaction loop.
+ CImg<unsigned char> board, previous_board, selected_board, shape, img(background);
+ CImgDisplay disp(img.width(),img.height(),"Jawbreaker",0);
+ bool redraw = true, gameover = false, title = true;
+ for (float opac = 0.0f; !disp.is_closed(); ) {
+
+ // Init board
+ if (!board) {
+ (++((board.assign(W,H,1,1,5).noise(5,1))%=5)).get_shared_row(0).fill(0);
+ opac = (float)(score = previous_score = shape_score = 0);
+ gameover = false; redraw = title = true;
+ previous_board = board;
+ }
+
+ // Draw graphical board
+ if (redraw) {
+ (img=background).draw_text(2,2,"Score : %u",yellow,0,0.7f,24,score).
+ draw_text(Wi - 90,2,"Best : %u",orange,0,0.9f,17,best_score);
+ if (selected_board) {
+ cimg_forXY(selected_board,x,y) if (selected_board(x,y))
+ img.draw_image(x<<5,y<<5,balls[selected_board(x,y)],mask);
+ } else cimg_forXY(board,x,y) if (board(x,y)) img.draw_image(x<<5,y<<5,balls[board(x,y)],mask);
+ if (title) {
+ CImg<unsigned char> text1, text2;
+ text1.draw_text(0,0,"- Jawbreaker -",white,0,1,48).resize(-100,-100,1,3);
+ text2.draw_text(0,0,"Press button to start",yellow,0,1,24).resize(-100,-100,1,3);
+ (img/=2).draw_image((Wi - text1.width())/2,
+ (Hi - text1.height())/2,
+ text1,text1.get_dilate(7),1,255).
+ draw_image((Wi - text2.width())/2,
+ (Hi + text1.height() + 10)/2,
+ text2,text2.get_dilate(5),0.7f,255);
+ for (float i = 1; i<10 && !disp.is_keyESC(); i+=0.25)
+ disp.display(img.get_crop((int)(Wi*(0.5f - i*i/200.0f)),(int)(Hi*(0.5f - i*i*i*i/20000.0f)),
+ (int)(Wi*(0.5f + i*i/200.0f)),(int)(Hi*(0.5f + i*i*i*i/20000.0f)))).wait(20);
+ }
+ }
+ if ((opac-=0.06f)>0) disp.display((+img).draw_text(disp.mouse_x() - 8,disp.mouse_y() - 80 + (int)(60*opac),"+%u",
+ white,0,(float)std::sqrt(opac),32,shape_score)).wait(20);
+ else { if (redraw) { disp.display(img); redraw = false; } else disp.wait(); }
+
+ // Handle key and window events
+ if (disp.is_resized()) disp.resize(disp);
+ if (disp.is_keyBACKSPACE() || disp.is_keySPACE()) {
+ board = previous_board; score = previous_score; selected_board.assign(); redraw = true; disp.set_key();
+ }
+ if (disp.is_keyQ()) { gameover = true; disp.set_key(); }
+ if (disp.is_keyESC()) disp.close();
+ if (disp.is_keyCTRLLEFT() && disp.is_keyF()) disp.toggle_fullscreen().display(img);
+
+ // Handle ball selection and removal
+ const int x = disp.mouse_x()*board.width()/disp.width(), y = disp.mouse_y()*board.height()/disp.height();
+ if (disp.button()&1 && x>=0 && y>=0) {
+ if (title) { title = false; redraw = true; } else {
+ if (!board(x,y)) { selected_board.assign(); redraw = true; }
+ else {
+ if (!selected_board || selected_board(x,y)!=6) {
+ (selected_board=board).draw_fill(x,y,0,&six,1,shape);
+ if ((shape_score=(unsigned int)shape.sum())<2) selected_board.assign();
+ else { shape_score-=1; shape_score*=shape_score; opac = 1.0f; redraw = true; }
+ } else {
+ selected_board.assign();
+ previous_board = board;
+ previous_score = score;
+ score += shape_score;
+ board&=--shape;
+ redraw = true;
+
+ // Handle board modification due to ball removal
+ for (int pmax = board.width(), p = 0; p<pmax; ++p) {
+ for (int q = board.height() - 1, qs = q; q>=0; --q) {
+ while (qs>=0 && !board(p,qs)) --qs;
+ board(p,q) = (qs>=0?board(p,qs--):0);
+ }
+ if (!board(p,board.height() - 1)) {
+ board.draw_image(p,board.get_crop(p,0,board.width() - 1,board.height() - 1).shift(-1));
+ if (p<pmax) { p--; pmax--; }
+ }
+ }
+
+ // Test possible end of the game
+ gameover = true;
+ cimg_forXY(board,x,y)
+ if (board(x,y) && ((y && board(x,y)==board(x,y - 1)) || (x && board(x,y)==board(x - 1,y))))
+ gameover = false;
+ }
+ }
+ }
+ disp.set_button();
+ }
+
+ // If game is over...
+ if (gameover && opac<=0) {
+ CImg<unsigned char> text1, text2, text3, text4, text5, text6;
+ text1.draw_text(0,0,"Game Over !",white,0,1,48).resize(-100,-100,1,3);
+ const unsigned int remaining_balls = (unsigned int)board.get_cut(0,1).sum();
+ if (remaining_balls<8) {
+ const unsigned int bonus = (22 - 2*remaining_balls)*10;
+ score += bonus;
+ text2.draw_text(0,0,"Jawbreaker Bonus : +%u",white,0,1,24,bonus);
+ }
+ score_history.insert(CImg<unsigned int>::vector(score));
+ text3.draw_text(0,0,"Final score : %u",yellow,0,1,24,score).resize(-100,-100,1,3);
+ text4.draw_text(0,0,score>best_score?"** New record ! **":"Best score : %u",
+ orange,0,1,24,score>best_score?score:best_score).resize(-100,-100,1,3);
+ text5.draw_text(0,0,"Average score : %u",red,0,1,24,
+ score_history?(unsigned int)(score_history>'x').mean():0U).resize(-100,-100,1,3);
+ text6.draw_text(0,0,"Games played : %u",red,0,1,24,score_history.size()).resize(-100,-100,1,3);
+ if (score>best_score) best_score = score;
+
+ unsigned int yt = (Hi - text1.height())/2 - 20;
+ (img/=2).draw_image((Wi - text1.width())/2,yt,text1,text1.get_dilate(7),1,255); yt+=80;
+ if (text2) { img.draw_image((Wi - text2.width())/2,yt,text2,text2.get_dilate(5),1,255); yt+=25; }
+ img.draw_image((Wi - text3.width())/2,yt,text3,text3.get_dilate(5),1,255).
+ draw_image((Wi - text4.width())/2,yt + 25,text4,text4.get_dilate(5),1,255).
+ draw_image((Wi - text5.width())/2,yt + 50,text5,text5.get_dilate(5),1,255).
+ draw_image((Wi - text6.width())/2,yt + 75,text6,text6.get_dilate(5),1,255).display(disp);
+ for (disp.flush(); !disp.is_closed() && !disp.key() && !disp.button(); disp.wait())
+ if (disp.is_resized()) disp.resize(disp);
+ disp.flush();
+ board.assign();
+ for (float i = 10; i>0 && !disp.is_keyESC(); i-=0.25)
+ disp.display(img.get_crop((int)(Wi*(0.5f - i*i*i*i/20000.0f)),(int)(Hi*(0.5f - i*i/200.0f)),
+ (int)(Wi*(0.5f + i*i*i*i/20000.0f)),(int)(Hi*(0.5f + i*i/200.0f)))).wait(20);
+ }
+ }
+
+ // Save score history if possible, and exit.
+ if (score_history) {
+ file = std::fopen(filename_history,"w");
+ if (file) { std::fclose(file); (score_history>'y').save_dlm(filename_history); }
+ }
+
+ return 0;
+}