1 files changed, 91 insertions, 0 deletions
diff --git a/src/gyroscope.c b/src/gyroscope.c
new file mode 100644
index 0000000..dba5d8d
--- /dev/null
+++ b/src/gyroscope.c
@@ -0,0 +1,91 @@
+#include "gyroscope.h"
+#include "game.h"
+#include "assets.h"
+#include "world.h"
+
+void resetGyroscopePosition(Gyroscope * gyroscope) {
+    float width = GetScreenWidth();
+	float height = GetScreenHeight();
+
+    // Set position on screen.
+    gyroscope->position = (Vector2){
+        (width / 2.0) - (GYROSCOPE_TEXTURE_SIZE / 2.0),
+		height / 1.8
+    };
+}
+
+void initGyroscope(Gyroscope * gyroscope) {
+    resetGyroscopePosition(gyroscope);
+
+    gyroscope->camera = (Camera3D){
+        .fovy = 45,
+		.projection = CAMERA_PERSPECTIVE,
+		.position = (Vector3){0.0, 0.0, 3.0},
+		.target = Vector3Zero(),
+		.up = (Vector3){0.0, 1.0, 0.0}
+	};
+
+    gyroscope->texture = LoadRenderTexture(
+		GYROSCOPE_TEXTURE_SIZE,
+		GYROSCOPE_TEXTURE_SIZE
+	);
+}
+
+void closeGyroscope(Gyroscope * gyroscope) {
+    UnloadRenderTexture(gyroscope->texture);
+}
+
+void drawGyroscope(Game * game, Gyroscope * gyroscope) {
+	Entity * player = getEntityFromWorld(game->world, 0);
+
+	// Get model
+	Model model = game->assets.models[GYROSCOPE_ASSET];
+
+	// Draw this mother fucker.
+	BeginTextureMode(gyroscope->texture);
+	ClearBackground(BLACK);
+	BeginMode3D(gyroscope->camera);
+
+	// Set transform and draw.
+	model.transform = QuaternionToMatrix(player->rotation);
+	DrawModel(model, Vector3Zero(), 1, WHITE);
+
+	EndMode3D();
+	EndTextureMode();
+
+	// Draw render texture.
+	DrawTexture(
+		gyroscope->texture.texture,
+		gyroscope->position.x,
+		gyroscope->position.y,
+		WHITE
+	);
+
+	// Top to bottom.
+	DrawLineEx(
+		(Vector2){
+			gyroscope->position.x + (GYROSCOPE_TEXTURE_SIZE / 2.0),
+			gyroscope->position.y,
+		},
+		(Vector2){
+			gyroscope->position.x + (GYROSCOPE_TEXTURE_SIZE / 2.0),
+			gyroscope->position.y + GYROSCOPE_TEXTURE_SIZE,
+		},
+		GYROSCOPE_LINE_THICKNESS,
+		SKYBLUE
+	);
+
+	// Left to right.
+	DrawLineEx(
+		(Vector2){
+			gyroscope->position.x,
+			gyroscope->position.y + (GYROSCOPE_TEXTURE_SIZE / 2.0),
+		},
+		(Vector2){
+			gyroscope->position.x + GYROSCOPE_TEXTURE_SIZE,
+			gyroscope->position.y + (GYROSCOPE_TEXTURE_SIZE / 2.0),
+		},
+		GYROSCOPE_LINE_THICKNESS,
+		YELLOW
+	);
+}