void update_cells()
{
reset_cells();
for (int length = 0; length < grabbers[GrabType_TOP].length; length++)
{
u8 row = 7 - length;
u8 col = grabbers[GrabType_TOP].index;
cells[row][col] = CellType_GRABBER_TOP;
}
for (int length = 0; length < grabbers[GrabType_BOTTOM].length; length++)
{
u8 row = length;
u8 col = grabbers[GrabType_BOTTOM].index;
cells[row][col] = CellType_GRABBER_BOTTOM;
}
for (int length = 0; length < grabbers[GrabType_LEFT].length; length++)
{
u8 row = grabbers[GrabType_LEFT].index;
u8 col = length;
cells[row][col] = CellType_GRABBER_LEFT;
}
for (int length = 0; length < grabbers[GrabType_RIGHT].length; length++)
{
u8 row = grabbers[GrabType_RIGHT].index;
u8 col = 7 - length;
cells[row][col] = CellType_GRABBER_RIGHT;
}
cells[nugget_row][nugget_col] = CellType_NUGGET;
}
int main( int argc, char* args[] )
{
//get a random seed.
srand(time(NULL));
//mouse variables and cell types
int x, y, sleepTime = 0, countVar = 0;
//mouse is held variables
int mouseStatusLeft = 0, mouseStatusRight = 0;
//make sure the program waits for a quit
int quit = false;
//Initialize
if( init() == false ) return 1;
//Load the files
if( load_files() == false ) return 2;
//Update the screen
//if( SDL_Flip( screen ) == -1 ) return 3;
//if(SDL_RenderPresent( screen ) == -1 ) return 3;
//initialize the cell stuff. This gets the cell system up and running. This also sets all cells to m_air and all the saturation to m_no_saturaion
init_cell_stuff();
/*
CELL_SIZE = 4;
int i;//
//putting test materials into grid
for(i=0; i<GRID_WIDTH; i++){
if(get_rand(1,4)==1)
grid[i+camera_x][GRID_HEIGHT-1-get_rand(7,15)+camera_y].mat = m_plant_root;
if(get_rand(1,10)==10)
grid[i+camera_x][camera_y+get_rand(20,35)].mat = m_spring;
grid[i+camera_x][camera_y+get_rand(30,34)+30].mat = m_earth;
grid[i+camera_x][camera_y+get_rand(30,34)+30].mat = m_earth;
grid[i+camera_x][camera_y+get_rand(30,34)+30].mat = m_earth;
}
*/
CELL_SIZE = 8;
sleepTime = 0;
//int i;//
//putting test materials into grid
/*
for(i=7 ; i<GRID_WIDTH ; i+=15){
for(j=26 ; j<GRID_HEIGHT ; j+=20){
grid[i][j].mat = m_anti_scurge;
}
}
*/
//--------------------------------------
//for(i=0 ; i<GRID_WIDTH*GRID_HEIGHT / 2 ; i++)
// grid[get_rand(0,GRID_WIDTH-1)][get_rand(0,GRID_HEIGHT-1)].mat = m_plant;
//int keyw=0, keya=0, keys=0, keyd=0;
//unsigned lastPanTime = 0;
bool alt = 0; // this keeps track of the state of the alt key
//these variables store the position of the user's cursor at the moment that the user decided to pan the screen
int mouse_x_when_pan=0;
int mouse_y_when_pan=0;
// these are for keeping track of the motion of the mouse when the user is panning. these keep the panning from being really jumpy.
// without them, there is a truncation error when adjusting the camera_x and camera_y materials and re-setting the mouse coordinates to its original state.
// these keep track of the truncation error and add it to the next operation so that the mouse motion feels fluid.
int remainder_panning_motion_x=0;
int remainder_panning_motion_y=0;
//last minute verification that the initial start up values for the grid size and the camera positions are valid.
verify_grid_and_cell_size();
verify_camera();
//While the user hasn't quit
while(1){
//While there's an event to handle
while( SDL_PollEvent( &event ) ){
//If the user has Xed out the window
if( event.type == SDL_QUIT || quit == true ){
//Quit the program
clean_up();
return 0;
}
if( event.type == SDL_MOUSEBUTTONDOWN ){ /// mouse down
x = event.motion.x;
y = event.motion.y;
if( event.button.button == SDL_BUTTON_LEFT ){
mouseStatusLeft = 1;
}
else if( event.button.button == SDL_BUTTON_RIGHT ){
mouseStatusRight = 1;
}
}
else if(event.type == SDL_MOUSEWHEEL){
if(event.wheel.y > 0)
zoom_in(x,y);
if(event.wheel.y < 0)
zoom_out(x,y);
}
else if(event.type == SDL_MOUSEBUTTONUP){ /// mouse up
x = event.motion.x;
y = event.motion.y;
if( event.button.button == SDL_BUTTON_LEFT ){
mouseStatusLeft = 0;
}
else if( event.button.button == SDL_BUTTON_RIGHT ){
mouseStatusRight = 0;
}
}
else if( event.type == SDL_MOUSEMOTION ){ /// mouse motion
x = event.motion.x;
y = event.motion.y;
// if the alt key (camera panning key) is down and the coordinates have changed, then let the screen be panned!
if(alt && x != mouse_x_when_pan && y != mouse_y_when_pan){
// this adjusts the x-axis camera (this scales with the CELL_SIZE)
camera_x += (x-mouse_x_when_pan+remainder_panning_motion_x)/CELL_SIZE;
camera_y += (y-mouse_y_when_pan+remainder_panning_motion_y)/CELL_SIZE;
//calculate the remainders of the mouse motion.
// these values represent the motion of the mouse that is not utilized by the discrete nature of the operation on the camera_x and camera_y values.
remainder_panning_motion_x = (x-mouse_x_when_pan+remainder_panning_motion_x) - (int)((x-mouse_x_when_pan+remainder_panning_motion_x)/CELL_SIZE)*CELL_SIZE;
remainder_panning_motion_y = (y-mouse_y_when_pan+remainder_panning_motion_y) - (int)((y-mouse_y_when_pan+remainder_panning_motion_y)/CELL_SIZE)*CELL_SIZE;
// make sure the camera is not out of bounds.
verify_camera();
//reset the user's curcor position to the original position the curcor was in when the user started panning the camera
SDL_WarpMouseInWindow(window, mouse_x_when_pan, mouse_y_when_pan);
}
}
else if(event.type == SDL_WINDOWEVENT_RESIZED ){ /// window resize
//float new_cell_size = CELL_SIZE * event.resize.h/((float)SCREEN_HEIGHT); // adjust the pixel size.
float new_cell_size = CELL_SIZE * event.window.data1/((float)SCREEN_HEIGHT); // adjust the pixel size.
if(new_cell_size - ((int)new_cell_size) >= 0.5f) CELL_SIZE = new_cell_size + 1;
else CELL_SIZE = new_cell_size;
//SCREEN_WIDTH = event.resize.w;
//SCREEN_HEIGHT = event.resize.h;
SCREEN_WIDTH = event.window.data1;
SCREEN_HEIGHT = event.window.data2;
verify_grid_and_cell_size(); // make sure the window isn't too big for the cell size
//set_window_size(event.resize.w, event.resize.h);
set_window_size(event.window.data1, event.window.data2);
verify_camera();
}
if( event.type == SDL_KEYDOWN ){ ///keyboard event
switch( event.key.keysym.sym ){
case SDLK_UP: break; //change block type up
case SDLK_DOWN: break; // change block type down
case SDLK_c: reset_cells(); break;//clear the screen
case SDLK_p: print_saturation_data(); break; // prints the cellSat[][] array to stdout. this is for debuggin purposes.
case SDLK_r: randomize_grid(); break; // randomize grid
case SDLK_LEFT: if(paused != 1) {sleepTime /= 2;} break; //speeds up the game
case SDLK_RIGHT: if(paused != 1) {if(sleepTime == 0){sleepTime = 1;} {sleepTime *= 2;} if(sleepTime > 2000) {sleepTime = 2000;}} break; //slows down the game
case SDLK_SPACE: if(paused == 0) {paused = 1;} else if(paused == 1) {paused = 0;} break; //pause the game
case SDLK_ESCAPE: quit = true; // quit with escape
case SDLK_w: gen_world(w_normal,0); break; // generate a world
/*
case SDLK_w: keyw=1; break; // store key state
case SDLK_a: keya=1; break;
case SDLK_s: keys=1; break;
case SDLK_d: keyd=1; break;
*/
case SDLK_LALT:
case SDLK_RALT:
// store the state of the alt key.
alt = 1;
// turn off the cursor
SDL_ShowCursor(SDL_DISABLE);
// store the position of the mouse. this will allow the program to make the cursor stay stationary
mouse_x_when_pan = x;
mouse_y_when_pan = y;
//reset the remainder mouse motion variables for x and y.
remainder_panning_motion_x = 0;
remainder_panning_motion_y = 0;
break;
default: break;
}
}
if( event.type == SDL_KEYUP ){ ///keyboard event
switch( event.key.keysym.sym ){
/*
case SDLK_w: keyw=0; break;//lastPanTime=0; break; // store key state
case SDLK_a: keya=0; break;//lastPanTime=0; break;
case SDLK_s: keys=0; break;//lastPanTime=0; break;
case SDLK_d: keyd=0; break;//lastPanTime=0; break;
*/
case SDLK_LALT:
case SDLK_RALT:
// show the cursor again.
SDL_ShowCursor(SDL_ENABLE);
alt = 0;
break;
default: break;
}
}
} // end while(event)
//no more events to handle at the moment.
/*
//this handles time-controlled panning
if(SDL_GetTicks() - MIN_PAN_INTERVAL > lastPanTime){
if(keyw) pan(D_UP);
if(keya) pan(D_LEFT);
if(keys) pan(D_DOWN);
if(keyd) pan(D_RIGHT);
lastPanTime = SDL_GetTicks();
//#if (DEBUG_GRIDSIM)
// printf("\nlastPanTime = %d\n", lastPanTime);
//#endif
}
*/
//checks if the mouse is held or not
if(mouseStatusLeft == 1 && mouseModifier == 0){
//make sure the mouse isn't inside either of the two GUIs.
if(y >= 50 && x < SCREEN_WIDTH - 200)
setcell(x, y, currentMat);
}
else if(mouseStatusRight == 1 && mouseModifier == 0){
deletecell(x, y, currentMat);
}
//speed of gameplay
countVar++;
if(sleepTime <= 0)
{
sleepTime = 0;
}
//evealuate cells
if(countVar >= sleepTime && paused != 1){
evaluate_grid();
countVar = 0;
}
//updates screen with cells
print_cells();
//displays selection gui
selectionGUI(x, y, mouseStatusLeft);
//displays brushes and misc gui
brushesGUI(x, y, mouseStatusLeft);
// If the user is not panning, then it is fine to show the cursor.
if(!alt){
//displays cursor
cursorDisplay(x, y);
}
//draw_line(screen, 300, 300, x, y, 1, mats[currentMat].color); // test the line drawing function
//updates the screen
//SDL_Flip( screen );
//SDL_RenderPresent( screen );
SDL_UpdateWindowSurface(window);
}// end while(quit == false)
//Free the surface and quit SDL
clean_up();
return 0;
}
void app_timer_event()
{
static int completionTimer = 0;
if (game_state == GameState_RUNNING)
{
for (int i = 0 ; i < GrabType_NBR_ELT ; i++)
{
if (grabbers[i].tick >= 0)
{
grabbers[i].tick++;
if (grabbers[i].tick > GRABBER_TICKS)
{
grabbers[i].tick = 0;
switch (grabbers[i].state)
{
case GrabberState_STOPPED:
{
break;
}
case GrabberState_EXTENDING:
{
ProgressResult result = can_progress((GrabType)i);
if (result == ProgressResult_OK)
{
grabbers[i].length++;
}
else if (result == ProgressResult_COMPLETE)
{
score(grabbers[i].type);
if (((scores[GrabType_TOP] >= 8) ||
(scores[GrabType_BOTTOM] >= 8) ||
(scores[GrabType_LEFT] >= 8) ||
(scores[GrabType_RIGHT] >= 8)))
{
/* Nb. This -- a return function in the middle of a function -- is horrible.
I'll refactor at some point in the future! */
game_complete(grabbers[i].type);
return;
}
setup_nugget();
grabbers[i].state = GrabberState_RETRACTING;
grabbers[i].tick = GRABBER_TICKS;
}
else
{
grabbers[i].state = GrabberState_RETRACTING;
grabbers[i].tick = GRABBER_TICKS;
}
break;
}
case GrabberState_RETRACTING:
{
if (grabbers[i].length > 0)
{
grabbers[i].length--;
}
if (grabbers[i].length == 0)
{
grabbers[i].state = GrabberState_STOPPED;
grabbers[i].tick = -1;
}
break;
}
case GrabberState_RETRACTING_RESTART:
{
if (grabbers[i].length > 0)
{
grabbers[i].length--;
}
if (grabbers[i].length == 0)
{
grabbers[i].index = grabbers[i].next_index;
grabbers[i].state = GrabberState_EXTENDING;
}
break;
}
}
update_cells();
update_LEDs();
}
}
}
}
else if (game_state == GameState_INIT)
{
reset_cells();
setup_nugget();
}
else if (game_state == GameState_GAME_COMPLETE)
{
completionTimer ++;
if (completionTimer > COMPLETION_TICKS)
{
reset_game();
update_LEDs();
update_score_LEDs();
completionTimer = 0;
}
}
}
void reset_game()
{
game_state = GameState_INIT;
reset_grabbers();
reset_cells();
}
/*!
Resest the patch.
*/
void Patch::reset()
{
reset_vertices();
reset_cells();
reset_interfaces();
}