Started working on some gui stuff

3 files changed, 115 insertions, 1 deletions

diff --git a/src/game.c b/src/game.c
index 372199e..d4deff4 100644
--- a/src/game.c
+++ b/src/game.c
@@ -19,6 +19,9 @@ void initGame(Game * game) {
 
 	// Camera.
 	initPlayerCamera(&game->playerCamera);
+
+	// Game screen.
+	initGameScreen(&game->gameScreen);
 	
 	// World.
 	initWorld(&game->world);
@@ -49,6 +52,7 @@ void initGame(Game * game) {
 void closeGame(Game * game) {
 	unloadAssets(&game->assets);
 	freeWorld(&game->world);
+	freeGameScreen(&game->gameScreen);
 
 	// Close window last.
 	CloseWindow();
diff --git a/src/gameScreen.c b/src/gameScreen.c
index c38b06d..a446f69 100644
--- a/src/gameScreen.c
+++ b/src/gameScreen.c
@@ -4,6 +4,46 @@
 #include "bullets.h"
 #include <raylib.h>
 
+void initGameScreenGui(GameScreen * gameScreen) {
+	float width = GetScreenWidth();
+	float height = GetScreenHeight();
+
+	// It is kind of terrible but works.
+	gameScreen->infoText = (Vector2){0.0, height / 1.5};
+	gameScreen->gyroscopePosition = (Vector2){
+		(width / 2.0) - (GYROSCOPE_TEXTURE_SIZE / 2.0),
+		height / 1.8
+
+	};
+}
+
+void initGameScreen(GameScreen * gameScreen) {
+	initGameScreenGui(gameScreen);
+
+	// The gyroscope is rendered is 3d but not in the main scene.
+	gameScreen->gyroscopeCamaera = (Camera3D){
+		.fovy = 45,
+		.projection = CAMERA_PERSPECTIVE,
+		.position = (Vector3){0.0, 0.0, -5.0},
+		.target = Vector3Zero(),
+		.up = (Vector3){0.0, 1.0, 0.0}
+	};
+
+	gameScreen->gyroscopeTexture = LoadRenderTexture(
+		GYROSCOPE_TEXTURE_SIZE,
+		GYROSCOPE_TEXTURE_SIZE
+	);
+
+	// Load model.
+	Mesh mesh = GenMeshSphere(1.0, 4, 4);
+	gameScreen->gyroscopeModel = LoadModelFromMesh(mesh);
+}
+
+void freeGameScreen(GameScreen * gameScreen) {
+	UnloadRenderTexture(gameScreen->gyroscopeTexture);
+	UnloadModel(gameScreen->gyroscopeModel);
+}
+
 void drawCrossHair(float size, float thick, Color color) {
 	Vector3 center = (Vector3){GetScreenWidth() / 2.0, GetScreenHeight() / 2.0};
 
@@ -24,12 +64,70 @@ void drawCrossHair(float size, float thick, Color color) {
 	);
 }
 
-void updateGameScreen(Game * game) {
+void drawGyroscope(Game * game) {
+	GameScreen * gameScreen = &game->gameScreen;
+	Entity * player = getEntityFromWorld(game->world, 0);
+
+	// Draw this mother fucker.
+	BeginTextureMode(gameScreen->gyroscopeTexture);
 	ClearBackground(BLACK);
+	BeginMode3D(gameScreen->gyroscopeCamaera);
+
+	DrawSphereWires(Vector3Zero(), 1.0, 8, 8, GREEN);
+
+	EndMode3D();
+	EndTextureMode();
+
+	DrawTexture(
+		gameScreen->gyroscopeTexture.texture,
+		gameScreen->gyroscopePosition.x,
+		gameScreen->gyroscopePosition.y,
+		WHITE
+	);
+}
+
+void drawGameScreenGui(Game * game) {
+	GameScreen * gameScreen = &game->gameScreen;
+	Entity * player = getEntityFromWorld(game->world, 0);
+
+	// Hello reader. I fucking hate you!
+	size_t bufSize = 255;
+	char buf[bufSize];
 
 	// Draw cross hair.
 	drawCrossHair(10.0, 2.0, BLUE);
 
+	Vector3 position = player->position;
+	Vector3 velocity = player->velocity.velocity;
+
+	// Format text.
+	snprintf(
+		buf,
+		bufSize,
+		"X %.2f\nY %.2f\nZ %.2f\n\nSpeed %.2f",
+		position.x,
+		position.y,
+		position.z,
+		Vector3Length(velocity)
+	);
+
+	// Draw info text.
+	DrawText(
+		buf,
+		gameScreen->infoText.x,
+		gameScreen->infoText.y,
+		GAME_SCREEN_TEXT_SIZE,
+		GREEN
+	);
+
+	drawGyroscope(game);
+}
+
+void updateGameScreen(Game * game) {
+	ClearBackground(BLACK);
+
+	drawGameScreenGui(game);
+
 	// Update world.
 	updateWorld(&game->world, game);
 
diff --git a/src/gameScreen.h b/src/gameScreen.h
index 5876e91..84d589b 100644
--- a/src/gameScreen.h
+++ b/src/gameScreen.h
@@ -3,10 +3,22 @@
 #ifndef GAME_SCREEN_H
 #define GAME_SCREEN_H
 
+#define GAME_SCREEN_TEXT_SIZE 20.0
+#define GYROSCOPE_TEXTURE_SIZE 100
+
 // Gui stuff and shit.
 typedef struct GameScreen {
+    Vector2 infoText;
+
+    Vector2 gyroscopePosition;
+    Camera3D gyroscopeCamaera;
+    RenderTexture gyroscopeTexture;
+    Model gyroscopeModel;
 } GameScreen;
 
+void initGameScreen(GameScreen * gameScreen);
+void freeGameScreen(GameScreen * gameScreen);
+
 void updateGameScreen(Game * game);
 
 void openGameScreen(Game * game);