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camera shake + refacto

This commit is contained in:
nemo 2024-09-25 09:50:25 +02:00
parent 7488d9e413
commit b5a3b66030
2 changed files with 35 additions and 23 deletions
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2
Makefile
View File

@ -1,5 +1,5 @@
all:
gcc -Wall -Wextra main.c -o voleur -lraylib
gcc -Wall -Wextra -ggdb main.c -o voleur -lraylib
release:
gcc -Wall -Wextra -O3 -DRELEASE main.c -o voleur -lraylib

56
main.c
View File

@ -1,32 +1,37 @@
#include <stdio.h>
#include "raylib.h"
#define SCREEN_MIDDLE ((Vector2) {window_size.x/2, window_size.y/2})
typedef struct Player {
Vector2 screen;
float radius;
Vector2 coord;
} Player;
typedef struct Map {
const Texture texture;
const Vector2 screen;
const Rectangle box;
} Map;
Camera2D shake(Camera2D cam, int force)
{
cam.offset.x += GetRandomValue(-force/2, force/2);
cam.offset.y += GetRandomValue(-force/2, force/2);
return cam;
}
int main(void)
{
Vector2 window_size = { 800.0f, 600.0f };
Camera2D camera = {
.target = {0},
.offset = (Vector2) {window_size.x/2, window_size.y/2},
.offset = SCREEN_MIDDLE,
.rotation = 0.0f,
.zoom = 1.0f,
};
Player player = {
.screen = (Vector2) {window_size.x/2, window_size.y/2},
.radius = 25.0f,
};
@ -36,9 +41,8 @@ int main(void)
Map map = {
.texture = LoadTexture("data/map2.png"),
.screen = {-map.texture.width/2, -map.texture.height/2},
.box = (Rectangle) {
.x = map.screen.x, .y = map.screen.y,
.x = -map.texture.width/2, .y = -map.texture.height/2,
.width = map.texture.width, .height = map.texture.height,
},
};
@ -46,8 +50,7 @@ int main(void)
while (!WindowShouldClose()) {
if (IsWindowResized()) {
window_size = (Vector2) {GetScreenWidth(), GetScreenHeight()};
camera.offset = (Vector2) {window_size.x/2, window_size.y/2};
player.screen = (Vector2) {window_size.x/2, window_size.y/2};
camera.offset = SCREEN_MIDDLE;
}
float movement_speed = 10.0f;
@ -74,29 +77,38 @@ int main(void)
if (IsKeyDown(KEY_S))
player.radius--;
player.coord = GetScreenToWorld2D(player.screen, camera);
if (IsKeyReleased(KEY_F))
camera.target = player.coord;
if (!IsKeyDown(KEY_F)) {
player.coord = GetScreenToWorld2D(SCREEN_MIDDLE, camera);
if (player.coord.x - player.radius < map.box.x)
camera.target.x = map.box.x + player.radius;
else if (player.coord.x + player.radius > map.box.x + map.box.width)
camera.target.x = map.box.x + map.box.width - player.radius;
if (player.coord.x - player.radius < map.box.x)
camera.target.x = map.box.x + player.radius;
else if (player.coord.x + player.radius > map.box.x + map.box.width)
camera.target.x = map.box.x + map.box.width - player.radius;
if (player.coord.y - player.radius < map.box.y)
camera.target.y = map.box.y + player.radius;
else if (player.coord.y + player.radius > map.box.y + map.box.height)
camera.target.y = map.box.y + map.box.height - player.radius;
if (player.coord.y - player.radius < map.box.y)
camera.target.y = map.box.y + player.radius;
else if (player.coord.y + player.radius > map.box.y + map.box.height)
camera.target.y = map.box.y + map.box.height - player.radius;
player.coord = GetScreenToWorld2D(SCREEN_MIDDLE, camera);
}
Camera2D effect_camera = camera;
if (IsKeyDown(KEY_SPACE))
effect_camera = shake(camera, 12);
BeginDrawing();
{
ClearBackground(LIME);
BeginMode2D(camera);
BeginMode2D(effect_camera);
{
DrawTexture(map.texture, map.screen.x, map.screen.y, WHITE);
DrawTexture(map.texture, map.box.x, map.box.y, WHITE);
DrawCircle(player.coord.x, player.coord.y, player.radius, RED);
}
EndMode2D();
DrawCircle(player.screen.x, player.screen.y, player.radius, RED);
}
EndDrawing();
}