diff --git a/src/main.cpp b/src/main.cpp
index c4366b3..d03e72f 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,4 +1,5 @@
#include <stdio.h>
+#include <time.h>
extern "C"
{
@@ -38,21 +39,30 @@ int main(int argc, char *argv[])
}
CreateSDLWindow();
- while(1){
- if(game.gameState != EXIT) {
- if (game.gameState == RUNNING) {
- processInputEvent();
- DELAY(config.cycleDurationMs);
- processInputEvent();
- runGameCycle();
- }
- } else {
- DestroySDLWindow();
- SDL_Quit();
- return 0;}
+
+
+
+ time_t now;
+ now = clock(); // Timer startet
+ game.timestampLastCycle = now;
+
+ while(game.gameState != EXIT) {
+ if (game.gameState == RUNNING) {
+ now = clock(); // Timer startet
+
+ if (now - game.timestampLastCycle > config.cycleDurationMs){
+ game.timestampLastCycle = now;
+ runGameCycle();
+ } else{
+ DELAY(5); //verhindert maximale Durchlaufgeschwindigkeit der Schleife
+ processInputEvent();
+ }
+ }
}
+ DestroySDLWindow();
+ SDL_Quit();
return 0;
}
diff --git a/src/render.c b/src/render.c
index 2ba6e07..57a833d 100644
--- a/src/render.c
+++ b/src/render.c
@@ -6,109 +6,108 @@
#include "config.h"
#include <stdio.h>
-SDL_Renderer* renderer;
-SDL_Window* window;
+
void renderGame(){
- SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255);
- SDL_RenderClear(renderer);
+ SDL_SetRenderDrawColor(game.renderer, 0, 0, 0, 255);
+ SDL_RenderClear(game.renderer);
SDL_Rect rect; //Rechteck anlegen
rect.w = config.blockSizePx; //Breite festlegen
rect.h = config.blockSizePx; //Höhe festlegen
//_______Head kreieren__________________________________________________
- SDL_SetRenderDrawColor(renderer, 0, 255, 0, 255); //RGB-Farbe Kopf
+ SDL_SetRenderDrawColor(game.renderer, 0, 255, 0, 255); //RGB-Farbe Kopf
rect.x = (game.snake.headX * config.blockSizePx); //Abstand links
rect.y = (game.snake.headY * config.blockSizePx); //Abstand rechts
- SDL_RenderFillRect(renderer, &rect); //Rechteck rendern
+ SDL_RenderFillRect(game.renderer, &rect); //Rechteck rendern
//______Tail kreieren_________________________________________________________________
for(int i = 1; i<game.snake.length; i++){
- SDL_SetRenderDrawColor(renderer, 15, 179, 15, 255); //RGB-Farbe Tail
+ SDL_SetRenderDrawColor(game.renderer, 15, 179, 15, 255); //RGB-Farbe Tail
rect.x = (game.snake.tail[i][0] * config.blockSizePx); //Abstand links
rect.y = (game.snake.tail[i][1] * config.blockSizePx); //Abstand rechts
- SDL_RenderFillRect(renderer, &rect); //Rechteck rendern
+ SDL_RenderFillRect(game.renderer, &rect); //Rechteck rendern
}
//______Portal kreieren________________________________________________________________________
for (int i = 0; i < game.map.portalCount; i++)
{
switch(i) { //Farben je nach Start-Portal-Nr.
- case 0: SDL_SetRenderDrawColor(renderer, 90, 150, 255, 255); break; //Start: hellblau
- case 1: SDL_SetRenderDrawColor(renderer, 255, 150, 255, 255); break; //Start: rosa
- default: SDL_SetRenderDrawColor(renderer, 255, 150, 150, 255); break; //Start: hellrot
+ case 0: SDL_SetRenderDrawColor(game.renderer, 90, 150, 255, 255); break; //Start: hellblau
+ case 1: SDL_SetRenderDrawColor(game.renderer, 255, 150, 255, 255); break; //Start: rosa
+ default: SDL_SetRenderDrawColor(game.renderer, 255, 150, 150, 255); break; //Start: hellrot
}
//Start-Portal
rect.x = (game.map.portals[i].posX * config.blockSizePx);
rect.y = (game.map.portals[i].posY * config.blockSizePx);
- SDL_RenderDrawRect(renderer, &rect); //Rechteck rendern
+ SDL_RenderDrawRect(game.renderer, &rect); //Rechteck rendern
switch(i) { //Farben je nach Ausgangs-Portal-Nr.
- case 0: SDL_SetRenderDrawColor(renderer, 45, 45, 255, 255); break; //Ausgang: dunkelblau
- case 1: SDL_SetRenderDrawColor(renderer, 204, 0, 204, 255); break; //Ausgang: violett
- default: SDL_SetRenderDrawColor(renderer, 255, 50, 0, 255); break; //Ausgang: rot
+ case 0: SDL_SetRenderDrawColor(game.renderer, 45, 45, 255, 255); break; //Ausgang: dunkelblau
+ case 1: SDL_SetRenderDrawColor(game.renderer, 204, 0, 204, 255); break; //Ausgang: violett
+ default: SDL_SetRenderDrawColor(game.renderer, 255, 50, 0, 255); break; //Ausgang: rot
}
//Ausgangs-Portal
rect.x = (game.map.portals[i].targetX * config.blockSizePx);
rect.y = (game.map.portals[i].targetY * config.blockSizePx);
- SDL_RenderDrawRect(renderer, &rect); //Rechteck rendern
+ SDL_RenderDrawRect(game.renderer, &rect); //Rechteck rendern
}
//_______Food kreieren_________________________________________________________________________
- SDL_SetRenderDrawColor(renderer, 255, 200, 0, 255); //RGB-Farbe Food
+ SDL_SetRenderDrawColor(game.renderer, 255, 200, 0, 255); //RGB-Farbe Food
rect.x = (game.foodX*config.blockSizePx); //Abstand links
rect.y = (game.foodY* config.blockSizePx); //Abstand rechts
- SDL_RenderFillRect(renderer, &rect); //Rechteck rendern
- SDL_SetRenderDrawColor(renderer, 255, 140, 0, 255); //RGB-Farbe Food Rahmen
- SDL_RenderDrawRect(renderer, &rect); //Rechteck rendern
+ SDL_RenderFillRect(game.renderer, &rect); //Rechteck rendern
+ SDL_SetRenderDrawColor(game.renderer, 255, 140, 0, 255); //RGB-Farbe Food Rahmen
+ SDL_RenderDrawRect(game.renderer, &rect); //Rechteck rendern
//______Collisions kreieren_________________________________________________________________________
for(int i = 0; i < game.map.collisionCount; i++){
- SDL_SetRenderDrawColor(renderer, 112, 128, 144, 255); //RGB-Farbe Wand
+ SDL_SetRenderDrawColor(game.renderer, 112, 128, 144, 255); //RGB-Farbe Wand
rect.x = (game.map.collisions[i].posX*config.blockSizePx); //Abstand links
rect.y = (game.map.collisions[i].posY* config.blockSizePx); //Abstand rechts
- SDL_RenderFillRect(renderer, &rect); //Rechteck rendern
- SDL_SetRenderDrawColor(renderer, 80, 90, 100, 255); //RGB-Farbe Wand-Rand
- SDL_RenderDrawRect(renderer, &rect); //Rechteck rendern
+ SDL_RenderFillRect(game.renderer, &rect); //Rechteck rendern
+ SDL_SetRenderDrawColor(game.renderer, 80, 90, 100, 255); //RGB-Farbe Wand-Rand
+ SDL_RenderDrawRect(game.renderer, &rect); //Rechteck rendern
}
//_________________Augen___________________________________________________
- SDL_SetRenderDrawColor(renderer, 255, 255, 255, 255);
+ SDL_SetRenderDrawColor(game.renderer, 255, 255, 255, 255);
rect.w = config.blockSizePx/4; //Breite festlegen
rect.h = config.blockSizePx/4; //Höhe festlegen
if (game.snake.direction == LEFT || game.snake.direction == RIGHT){
//oberes Auge
rect.x = (game.snake.headX * config.blockSizePx) + config.blockSizePx/2.5;
rect.y = (game.snake.headY * config.blockSizePx) + config.blockSizePx/5;
- SDL_RenderFillRect(renderer, &rect); //Rechteck rendern
+ SDL_RenderFillRect(game.renderer, &rect); //Rechteck rendern
//unteres Auge
rect.x = (game.snake.headX * config.blockSizePx) + config.blockSizePx/2.5;
rect.y = (game.snake.headY * config.blockSizePx) + config.blockSizePx/1.7;
- SDL_RenderFillRect(renderer, &rect); //Rechteck rendern
+ SDL_RenderFillRect(game.renderer, &rect); //Rechteck rendern
} else {
//linkes Auge
rect.x = (game.snake.headX * config.blockSizePx) + config.blockSizePx/5;
rect.y = (game.snake.headY * config.blockSizePx) + config.blockSizePx/2.5;
- SDL_RenderFillRect(renderer, &rect); //Rechteck rendern
+ SDL_RenderFillRect(game.renderer, &rect); //Rechteck rendern
//rechtes Auge
rect.x = (game.snake.headX * config.blockSizePx) + config.blockSizePx/1.7; //Abstand links
rect.y = (game.snake.headY * config.blockSizePx) + config.blockSizePx/2.5;
- SDL_RenderFillRect(renderer, &rect); //Rechteck rendern
+ SDL_RenderFillRect(game.renderer, &rect); //Rechteck rendern
}
- SDL_RenderDrawRect(renderer, &rect); //Rechteck rendern
+ SDL_RenderDrawRect(game.renderer, &rect); //Rechteck rendern
//______Fenster aktualisieren____________________________________________
- SDL_RenderPresent(renderer); //Fenster aktualisieren
+ SDL_RenderPresent(game.renderer); //Fenster aktualisieren
}
@@ -119,14 +118,14 @@ int CreateSDLWindow(){
// Erstelle ein SDL-Fenster
- SDL_Window* window = SDL_CreateWindow("Snake", 350, 50, config.windowSize, config.windowSize, SDL_WINDOW_OPENGL);
- if (window == NULL) {
+ game.window = SDL_CreateWindow("Snake", 350, 50, config.windowSize, config.windowSize, SDL_WINDOW_OPENGL);
+ if (game.window == NULL) {
printf("Fenster konnte nicht erstellt werden! SDL_Error: %s\n", SDL_GetError());
return 1;
}
- renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
- if (renderer == NULL) {
+ game.renderer = SDL_CreateRenderer(game.window, -1, SDL_RENDERER_ACCELERATED);
+ if (game.renderer == NULL) {
printf("Renderer konnte nicht erstellt werden! SDL_Error: %s\n", SDL_GetError());
return 1;
}
@@ -135,6 +134,6 @@ int CreateSDLWindow(){
void DestroySDLWindow(){
// Zerstöre das Fenster und beende SDL
- SDL_DestroyRenderer(renderer);
- SDL_DestroyWindow(window);
+ SDL_DestroyRenderer(game.renderer);
+ SDL_DestroyWindow(game.window);
}
\ No newline at end of file