let the madness begin

9 files changed, 336 insertions, 0 deletions

diff --git a/src/entity.c b/src/entity.c
new file mode 100644
index 0000000..f2c4190
--- /dev/null
+++ b/src/entity.c
@@ -0,0 +1,9 @@
+#include "entity.h"
+
+Hitbox createHitbox(Vector3* vertices)
+{
+	return (Hitbox){
+		.vertices = vertices,
+		.num_vertices = sizeof(vertices)/sizeof(Vector3)
+	};
+}
diff --git a/src/entity.h b/src/entity.h
new file mode 100644
index 0000000..01705b1
--- /dev/null
+++ b/src/entity.h
@@ -0,0 +1,12 @@
+#ifndef ENTTIY_H
+#define ENTITY_H
+#include <raylib.h>
+
+typedef struct hitbox {
+	Vector3* vertices;
+	int num_vertices;
+} Hitbox;
+
+Hitbox createHitbox(Vector3* vertices);
+
+#endif
diff --git a/src/globals.h b/src/globals.h
new file mode 100644
index 0000000..6fe6348
--- /dev/null
+++ b/src/globals.h
@@ -0,0 +1,6 @@
+#ifndef GLOBALS_H
+#define GLOBALS_H
+
+#define GRAVITY 0.1f
+
+#endif
diff --git a/src/main.c b/src/main.c
new file mode 100644
index 0000000..3934c2a
--- /dev/null
+++ b/src/main.c
@@ -0,0 +1,136 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <math.h>
+
+#include <raylib.h>
+#include <rcamera.h>
+
+#include "world.h"
+#include "player.h"
+
+void handleInput(Player *player)
+{
+	player->velocity.x = (float)(IsKeyDown(KEY_W)-IsKeyDown(KEY_S))*1.0f;
+	player->velocity.z = (float)(IsKeyDown(KEY_D)-IsKeyDown(KEY_A))*1.0f;
+	printf(
+			"Player.velocity.x: %f\n"
+			"Player.velocity.y: %f\n"
+			"Player.velocity.z: %f\n"
+			"\n\n",
+			player->velocity.x, player->velocity.y, player->velocity.z
+		  );
+	if (IsKeyPressed(KEY_E)) {
+		printf("Key E pressed\n");
+	}
+	if (IsKeyPressed(KEY_SPACE) && player->is_on_floor) {
+		printf("Key Space pressed\n");
+		player->velocity.y=1.0f;
+	}
+	if (IsKeyDown(KEY_LEFT_CONTROL)) {
+		player->speed = 0.06f;
+	} else {
+		player->speed = 0.04f;
+	}
+}
+
+int main(void)
+{
+	InitWindow(1200, 800, "My game");
+	SetTargetFPS(165);
+	
+	World world = {
+		.map = {
+			{
+				{1,1,1,1,1,1,1,1,1,1},
+				{1,1,1,1,1,1,1,1,1,1},
+				{1,1,1,1,1,1,1,1,1,1},
+				{1,1,1,1,1,1,1,1,1,1},
+				{1,1,1,1,1,1,1,1,1,1},
+				{1,1,1,1,1,1,1,1,1,1},
+				{1,1,1,1,1,1,1,1,1,1},
+				{1,1,1,1,1,1,1,1,1,1},
+				{1,1,1,1,1,1,1,1,1,1},
+				{1,1,1,1,1,1,1,1,1,1}
+			},
+			{
+				{1,1,1,1,1,1,1,1,1,1},
+				{1,0,0,0,0,0,0,0,0,1},
+				{1,0,0,0,0,0,0,0,0,1},
+				{1,0,0,0,0,0,0,0,0,1},
+				{1,0,0,0,0,0,0,0,0,1},
+				{1,0,0,0,0,0,0,0,0,1},
+				{1,0,0,0,0,0,0,0,0,1},
+				{1,0,0,0,0,0,0,0,0,1},
+				{1,0,0,0,0,0,0,0,0,1},
+				{1,1,1,1,1,1,1,1,1,1}
+			},
+		}
+	};
+
+	Player player = {
+		.pos		= (Vector3){5.0f, 10.0f, 5.0f},
+		.velocity	= (Vector3){0.0f, 0.0f, 0.0f},
+		.speed		= 0.04f,
+		.camera		= (Camera3D){
+			.target = (Vector3){0.0f, 0.0f, 0.0f},
+			.up = (Vector3){0.0f, 1.0f, 0.0f},
+			.fovy = 60.0f,
+			.projection = CAMERA_PERSPECTIVE,
+		},
+		.hitbox 	= createHitbox((Vector3[]){
+				{ 1.0f, 0.0f,  1.0f},
+				{ 1.0f, 0.0f, -1.0f},
+				{-1.0f, 0.0f,  1.0f},
+				{ 1.0f, 0.0f, -1.0f},
+
+				{ 1.0f, 2.0f,  1.0f},
+				{ 1.0f, 2.0f, -1.0f},
+				{-1.0f, 2.0f,  1.0f},
+				{ 1.0f, 2.0f, -1.0f},
+		}),
+	};
+
+	player.camera.position = (Vector3){5.0f,10.0f,5.0f};
+
+	int cameraMode = CAMERA_FIRST_PERSON;
+
+	DisableCursor();
+
+	char out[100];
+
+	while(!WindowShouldClose()) {
+		printf("Camera position: (%f,%f,%f)\n",
+				player.camera.position.x,
+				player.camera.position.y,
+				player.camera.position.z
+				);
+		//UpdateCamera(&player.camera, cameraMode);
+		handleInput(&player);
+		handleCollision(&world, &player);
+		handleGravity(&world, &player);
+		handleMovement(&player);
+		BeginDrawing();
+			BeginMode3D(player.camera);
+
+				ClearBackground(BLACK);
+				drawWorld(&world);
+
+			EndMode3D();
+			snprintf(
+					out, 100,
+					"Advanced info:\n"
+					"pos.x: %.2f\n"
+					"pos.y: %.2f\n"
+					"pos.z: %.2f\n", 
+					player.pos.x,
+					player.pos.y,
+					player.pos.z
+			);
+			DrawText(out, 10, 40, 20, DARKGRAY);
+			DrawFPS(10,10);
+		EndDrawing();
+	}
+	CloseWindow();
+	return 0;
+}
diff --git a/src/main.h b/src/main.h
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/src/main.h
diff --git a/src/player.c b/src/player.c
new file mode 100644
index 0000000..20afbe2
--- /dev/null
+++ b/src/player.c
@@ -0,0 +1,36 @@
+#include <stdio.h>
+#include <raylib.h>
+#include <rcamera.h>
+#include <math.h>
+#include <stdlib.h>
+
+#include "globals.h"
+#include "player.h"
+
+void handleMovement(Player *player)
+{
+	Vector2 mdelta = GetMouseDelta();
+	
+	UpdateCameraPro(&player->camera,
+		(Vector3){
+			player->velocity.x * (float)player->speed,
+			player->velocity.z * (float)player->speed,
+			player->velocity.y * (float)GRAVITY
+		},
+		(Vector3){
+			mdelta.x*0.08f,
+			mdelta.y*0.08f,
+			0.0f
+		},
+		0.0f
+	);
+	player->pos.x = player->camera.position.x;
+	player->pos.z = player->camera.position.z;
+	player->pos.y = roundf(player->camera.position.y) - 2.0f;
+	printf(
+			"cpos: %f\n"
+			"ppos: %f\n",
+			player->camera.position.y,
+			player->pos.y
+		  );
+}
diff --git a/src/player.h b/src/player.h
new file mode 100644
index 0000000..346b800
--- /dev/null
+++ b/src/player.h
@@ -0,0 +1,18 @@
+#ifndef PLAYER_H
+#define PLAYER_H
+#include <raylib.h>
+#include "entity.h"
+
+typedef struct player {
+	Vector3 pos;
+	Vector3 velocity;
+	Camera3D camera;
+	Hitbox hitbox;
+
+	float speed;
+	short is_on_floor;
+} Player;
+
+void handleMovement(Player *player);
+
+#endif
diff --git a/src/world.c b/src/world.c
new file mode 100644
index 0000000..17e35b9
--- /dev/null
+++ b/src/world.c
@@ -0,0 +1,101 @@
+#include <raylib.h>
+#include <stdio.h>
+#include <math.h>
+
+#include "world.h"
+#include "globals.h"
+#include "player.h"
+
+Color colors[7] = {
+	GREEN,
+	BLUE,
+	RED,
+	YELLOW,
+	ORANGE,
+	PURPLE,
+	WHITE
+};
+
+void drawWorld(World *world)
+{
+	int cubeMaterial;
+	Color cubeColor;
+	for (int x=0;x<WORLD_WIDTH;  x++)
+	for (int y=0;y<WORLD_HEIGHT; y++)
+	for (int z=0;z<WORLD_WIDTH;  z++) {
+		cubeMaterial = world->map[y][x][z];
+		switch (cubeMaterial) {
+			case 1 ... 7:
+			cubeColor=colors[cubeMaterial-1];
+			draw:
+				DrawCube(
+					(Vector3){
+						(float)x,
+						(float)y,
+						(float)z
+					},
+					1.0f, 1.0f, 1.0f,
+					cubeColor
+				);
+				DrawCubeWires(
+					(Vector3){
+						(float)x,
+						(float)y,
+						(float)z
+					},
+					1.0f, 1.0f, 1.0f,
+					BLACK
+				);
+				break;
+		}
+	}
+}
+
+void handleCollision(World *world, Player *player)
+{
+	int posX, posY, posZ;
+	posX = (int)player->pos.x;
+	posY = (int)player->pos.y;
+	posZ = (int)player->pos.z;
+	//Floor check:
+	if (world->map[posY][posX][posZ]!=0) {
+		player->is_on_floor=1;
+		if (player->velocity.y < 0.0f) {
+			player->velocity.y = 0.0f;
+		}
+	} else {
+		player->is_on_floor=0;
+	}
+	if (world->map[posY][posX][posZ]!=0
+	&& (float)posY!=player->pos.y) {
+		player->camera.position.y=(float)posY+2;
+		//player->velocity.y = 0.0f;
+	}
+}
+
+void handleGravity(World *world, Player *player)
+{
+	if (player->velocity.y > 0.0f) {
+		player->velocity.y *= 0.9f;
+	}
+	if (player->velocity.y <= 0.1f && player->velocity.y > 0.0f) {
+		player->velocity.y = 0.0f;
+	}
+	int posX, posY, posZ;
+	posX = (int)player->pos.x;
+	posY = (int)player->pos.y;
+	posZ = (int)player->pos.z;
+	printf(
+			"Player.pos.y:\t%d\n"
+			"Player.pos.x:\t%d\n"
+			"Player.pos.z:\t%d\n",
+			posY,
+			posX,
+			posZ
+			);
+	printf("%d\n", (int)world->map[posY][posX][posZ]);
+	if (player->velocity.y <= 0.0f
+	&& world->map[posY][posX][posZ]==0) {
+		player->velocity.y -= 0.1f;
+	}
+}
diff --git a/src/world.h b/src/world.h
new file mode 100644
index 0000000..88bdfdb
--- /dev/null
+++ b/src/world.h
@@ -0,0 +1,18 @@
+#ifndef WORLD_H
+#define WORLD_H
+#include "player.h"
+
+#define WORLD_WIDTH		10
+#define WORLD_HEIGHT	10
+
+typedef struct world {
+	int map[WORLD_HEIGHT][WORLD_WIDTH][WORLD_WIDTH];
+} World;
+
+void drawWorld(World *world);
+
+void handleCollision(World *world, Player *player);
+
+void handleGravity(World *world, Player *player);
+
+#endif