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README.md

@@ -1 +1,10 @@
-# PR_Labirynt_Skarbow
+# PR Labirynt Skarbów
+Project for Distributed Processing course.
+Multiplayer 2D game in real time.
+
+Written in C using:
+* SDL2 library for graphic presentation
+* Socket communication
+
+## Additional information
+Developed in client-server architecture.

additives.c

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+#include "additives.h"
+
+void read_BMP(char* filename, Map_type* map)
+{
+	FILE* f = fopen(filename, "rb");
+
+	if (f == NULL)
+		return;
+
+	unsigned char info[54];
+	fread(info, sizeof(unsigned char), 54, f); // read the 54-byte header
+
+	// extract image height and width from header
+	map->size = *(int*)&info[18];
+
+	int row_padded = (map->size * 3 + 3) & (~3);
+	unsigned char** data = (char**)malloc(map->size * sizeof(unsigned char*));
+	unsigned char* raw_pixel_data = (unsigned char*)malloc(row_padded * sizeof(unsigned char));
+
+	for (int i = map->size - 1; i >= 0; i--)
+	{
+		data[i] = (char*)malloc(map->size * sizeof(unsigned char));
+		fread(raw_pixel_data, sizeof(unsigned char), row_padded, f);
+		for (int j = 0; j < map->size * 3; j += 3)
+		{
+			// Convert (B, G, R) to (R, G, B)
+			if (((int)raw_pixel_data[j] + (int)raw_pixel_data[j + 1] + (int)raw_pixel_data[j + 2]) / 3 < 128)
+			{
+				data[i][j / 3] = 0;
+			}
+			else
+			{
+				data[i][j / 3] = 1;
+			}
+		}
+	}
+	free(raw_pixel_data);
+	fclose(f);
+	map->labyrinth = data;
+}
+
+void set_treasures(Map_type* map)
+{
+	int x_random, y_random;
+	for (int i = 0; i < NUMBER_OF_TREASURES; i++)
+	{
+		do
+		{
+			x_random = rand() % map->size;
+			y_random = rand() % map->size;
+
+		} while (map->labyrinth[x_random][y_random] != FLOOR);
+		map->labyrinth[x_random][y_random] = TREASURE_OFFSET + i;
+	}
+}
+
+void set_exit(Map_type* map)
+{
+	int x_random, y_random;
+	do
+	{
+		x_random = rand() % map->size;
+		y_random = rand() % map->size;
+
+	} while (map->labyrinth[x_random][y_random] != FLOOR);
+	map->labyrinth[x_random][y_random] = EXIT;
+}
+
+int find_best_player_index_excluding_arg_player(Map_type* map, int player)
+{
+	int best_score = -1;
+	int best_index = -1;
+	for (int i = 0; i < NUMBER_OF_CLIENTS; i++)
+	{
+		if (i == player)
+		{
+			continue;
+		}
+		if (map->players[i].connected && map->players[i].has_left == 0)
+		{
+			if (map->players[i].points > best_score)
+			{
+				best_index = i;
+				best_score = map->players[i].points;
+			}
+		}
+	}
+	return best_index;
+}

additives.h

@@ -0,0 +1,14 @@
+#define _CRT_SECURE_NO_WARNINGS
+
+#include<windows.h>
+#include<stdio.h>
+#include<time.h>
+#include "../../../common/common_structures.h"
+
+void read_BMP(char* filename, Map_type* map);
+
+void set_treasures(Map_type* map);
+
+void set_exit(Map_type* map);
+
+int find_best_player_index_excluding_arg_player(Map_type* map, int player);