work

1 files changed, 173 insertions, 0 deletions

diff --git a/players.c b/players.c
new file mode 100644
index 0000000..291bd11
--- /dev/null
+++ b/players.c
@@ -0,0 +1,173 @@
+#include "include/players.h"
+
+float get_bullet_size_in_tile(platform_window* window) {
+	return 1 / 8.0f;
+}
+
+float get_bullet_size(platform_window* window) {
+	return get_tile_width(window) * get_bullet_size_in_tile(window);
+}
+
+float get_player_size_in_tile(platform_window* window) {
+	return 0.5;
+}
+
+float get_player_size(platform_window* window) {
+	int player_size = get_tile_width(window) * get_player_size_in_tile(window);
+}
+
+object check_if_player_collided_with_object(platform_window* window) {
+	map_info info = get_map_info(window);
+	float player_size = get_player_size(window);
+
+	for (int i = 0; i < max_objects; i++) {
+		object o = objects[i];
+		if (!o.active) continue;
+
+		box box = get_box_of_object(window, o);
+		float x_to_check = playerx;
+		float y_to_check = playery;
+		float player_size_in_tile_px = player_size / (float)info.tile_width;
+
+		if (x_to_check+player_size_in_tile_px >= o.position.x && x_to_check <= o.position.x+o.size.x
+		 && y_to_check >= o.position.y && y_to_check <= o.position.y+o.size.y) {
+			return o;
+		}
+	}
+
+	return (object){0};
+}
+
+void take_player_input(platform_window* window) {
+	float speed = 0.1f;
+	float pad_between_player_and_obj = 0.01f;
+
+	float old_x = playerx;
+	float old_y = playery;
+
+	if (keyboard_is_key_down(KEY_W)) {
+		float newy = playery - speed;
+		if (is_in_bounds(window, playerx, newy)) {
+			playery = newy;
+			object o = check_if_player_collided_with_object(window);
+			if (o.active) playery = o.position.y+o.size.y + pad_between_player_and_obj;
+		}
+	}
+
+	if (keyboard_is_key_down(KEY_S)) {
+		float newy = playery + speed;
+		if (is_in_bounds(window, playerx, newy)) {
+			playery = newy;
+			object o = check_if_player_collided_with_object(window);
+			if (o.active) playery = o.position.y - pad_between_player_and_obj;
+		}
+	}
+
+	if (keyboard_is_key_down(KEY_A)) {
+		float newx = playerx - speed;
+		if (is_in_bounds(window, newx, playery)) {
+			playerx = newx;
+			object o = check_if_player_collided_with_object(window);
+			if (o.active) playerx = o.position.x+o.size.x + pad_between_player_and_obj;
+		}
+	}
+
+	if (keyboard_is_key_down(KEY_D)) {
+		float newx = playerx + speed;
+		if (is_in_bounds(window, newx, playery)) {
+			playerx = newx;
+			object o = check_if_player_collided_with_object(window);
+			if (o.active) playerx = o.position.x-get_player_size_in_tile(window) - pad_between_player_and_obj;
+		}
+	}
+}
+
+void draw_player(platform_window* window) {
+	int size = get_tile_width(window) / 2;
+	map_info info = get_map_info(window);
+	float height = get_height_of_tile_under_coords(window, playerx, playery);
+
+	take_player_input(window);
+
+	if (is_left_down()) {
+		shoot(window);
+	}
+
+	float player_render_x = playerx*info.tile_width + (playery*info.px_incline);
+	float player_render_y = playery*info.tile_height - (height*info.px_raised_per_h);
+	renderer->render_rectangle(player_render_x, player_render_y - size, size, size, rgb(200,150,120));
+
+	_global_camera.x = -(window->width / 2) + player_render_x;
+	_global_camera.y = -(window->height / 2) + player_render_y;
+}
+
+void shoot(platform_window* window) {
+	map_info info = get_map_info(window);
+
+	float hh = get_height_of_tile_under_coords(window, playerx, playery);
+
+	float dirx = (_global_mouse.x - (window->width/2));
+	float diry = (_global_mouse.y - (window->height/2));
+	double length = sqrt(dirx * dirx + diry * diry);
+	dirx /= length;
+	diry /= length;
+
+	for (int i = 0; i < max_bullets; i++) {
+		bullet b = bullets[i];
+		if (b.active) continue;
+
+		bullets[i] = (bullet){true, playerx, playery, hh + 0.5f, dirx, diry};
+		break;
+	}
+}
+
+bool check_if_bullet_collided_with_object(bullet b, platform_window* window) {
+	map_info info = get_map_info(window);
+	float size = get_bullet_size_in_tile(window);
+
+	for (int i = 0; i < max_objects; i++) {
+		object o = objects[i];
+		if (!o.active) continue;
+
+		if (b.x <= o.position.x + o.size.x && b.x + size >= o.position.x && b.y <= o.position.y + o.size.y && b.y >= o.position.y) {
+			return true;
+		}
+	}
+
+	return false;
+}
+
+void draw_bullets(platform_window* window) {
+	float bulletspeed = 0.1f;
+	float size = get_bullet_size(window);
+	map_info info = get_map_info(window);
+
+	for (int i = 0; i < max_bullets; i++) {
+		bullet b = bullets[i];
+		if (!b.active) continue;
+
+		bullets[i].x += bullets[i].xacceleration*bulletspeed;
+		bullets[i].y += bullets[i].yacceleration*bulletspeed;
+		
+		if (is_in_bounds(window, b.x, b.y)) {
+			tile t = get_tile_under_coords(window, b.x, b.y);
+
+			float h = get_height_of_tile_under_coords(window, bullets[i].x, bullets[i].y);
+			if (h >= b.h) {
+				bullets[i].active = false; // hit the ground.
+			}
+		}
+		else {
+			bullets[i].active = false;
+		}
+
+		if (check_if_bullet_collided_with_object(b, window)) {
+			bullets[i].active = false;
+		}
+		if (!b.active) continue;
+
+		float bullet_render_x = b.x*info.tile_width + (b.y*info.px_incline);
+		float bullet_render_y = b.y*info.tile_height - (b.h*info.px_raised_per_h);
+		renderer->render_rectangle(bullet_render_x - (size/2), bullet_render_y - (size/2), size, size, rgb(0,50,220));
+	}
+}
\ No newline at end of file