Builtin shooter thingy going well

1 files changed, 100 insertions, 0 deletions

diff --git a/src/shooterScreen.c b/src/shooterScreen.c
new file mode 100644
index 0000000..d17fdd6
--- /dev/null
+++ b/src/shooterScreen.c
@@ -0,0 +1,100 @@
+#include "shooterScreen.h"
+#include "game.h"
+#include <raylib.h>
+#include <raymath.h>
+
+void initShooterScreeen(ShooterScreen* shooterScreen, Game* game)
+{
+    // Setup player.
+    shooterScreen->player = (ShooterPlayer){
+        .camera = (Camera3D){
+            .up = (Vector3){0.0, 1.0, 0.0},
+            .fovy = 90.0,
+            .projection = CAMERA_PERSPECTIVE
+        },
+        .position = (Vector3){0.0, PLAYER_HEIGHT, 0.0},
+        .direction = (Vector3){0.0, 0.0, 1.0},
+        .velocity = Vector3Zero(),
+        .cameraAngle = Vector2Zero()
+    };
+}
+
+void updateShooterScreenControls(ShooterScreen* shooterScreen, Game* game)
+{
+    ShooterPlayer* player = &shooterScreen->player;
+    Vector2 mouseDelta = Vector2Scale(GetMouseDelta(), MOUSE_SPEED);
+
+    // Update camera angle.
+    player->cameraAngle = Vector2Add(player->cameraAngle, mouseDelta);
+    player->cameraAngle.x = Wrap(player->cameraAngle.x, -PI, PI);
+    player->cameraAngle.y = Clamp(player->cameraAngle.y, -PI / 2.5, PI / 2.5);
+
+    // Set direction.
+    Matrix matrix = MatrixRotateXYZ((Vector3){-player->cameraAngle.y, player->cameraAngle.x, 0.0});
+    player->direction = (Vector3){matrix.m2, matrix.m6, matrix.m10};
+
+    // Update velocity.
+    player->velocity = Vector3Zero();
+
+    if (IsKeyDown(KEY_W))
+    {
+        player->velocity.z += cos(player->cameraAngle.x);
+        player->velocity.x += -sin(player->cameraAngle.x);
+    }
+    if (IsKeyDown(KEY_A))
+    {
+        player->velocity.z += cos(player->cameraAngle.x - (PI / 2.0));
+        player->velocity.x += -sin(player->cameraAngle.x - (PI / 2.0));
+    }
+    if (IsKeyDown(KEY_S))
+    {
+        player->velocity.z += -cos(player->cameraAngle.x);
+        player->velocity.x += sin(player->cameraAngle.x);
+    }
+    if (IsKeyDown(KEY_D))
+    {
+        player->velocity.z += cos(player->cameraAngle.x + (PI / 2.0));
+        player->velocity.x += -sin(player->cameraAngle.x + (PI / 2.0));
+    }
+
+    player->velocity = Vector3Scale(player->velocity, PLAYER_SPEED);
+}
+
+void updateShooterScreen(ShooterScreen* shooterScreen, Game* game)
+{
+    ShooterPlayer* player = &shooterScreen->player;
+    ClearBackground(PINK);
+
+    updateShooterScreenControls(shooterScreen, game);
+
+    // Apply velocity.
+    player->position = Vector3Add(
+        player->position,
+        Vector3Scale(player->velocity, GetFrameTime())
+    );
+
+    // Camera things.
+    player->camera.position = player->position;
+    player->camera.target = Vector3Add(player->position, player->direction);
+
+    // Draw 3d scene.
+    BeginMode3D(shooterScreen->player.camera);
+
+    DrawGrid(32, 2.0);
+
+    EndMode3D();
+}
+
+void closeShooterScreen(ShooterScreen* shooterScreen)
+{
+}
+
+void enterShooterScreen(Game* game)
+{
+    game->currentScreen = SHOOTER_SCREEN;
+    DisableCursor();
+}
+void leaveShooterScreen(Game* game)
+{
+    EnableCursor();
+}