Some UI changes

src/Game.cpp

@@ -110,7 +110,20 @@ namespace ZL
 		loadingTexture = std::make_unique<Texture>(CreateTextureDataFromPng("resources/loading.png", CONST_ZIP_FILE));
 #endif
 
-		loadingMesh.data = CreateRect2D({ 0.5f, 0.5f }, { 0.5f, 0.5f }, 3);
+		float minDimension;
+		float width = Environment::projectionWidth;
+		float height = Environment::projectionHeight;
+
+		if (width >= height)
+		{
+			minDimension = height;
+		}
+		else
+		{
+			minDimension = width;
+		}
+
+		loadingMesh.data = CreateRect2D({ 0.0f, 0.0f }, { minDimension*0.5f, minDimension*0.5f }, 3);
 		loadingMesh.RefreshVBO();
 		
 #ifdef EMSCRIPTEN
@@ -268,12 +281,12 @@ namespace ZL
 		renderer.shaderManager.PushShader(defaultShaderName);
 		renderer.RenderUniform1i(textureUniformName, 0);
 
-		//float width = Environment::projectionWidth;
-		//float height = Environment::projectionHeight;
+		float width = Environment::projectionWidth;
+		float height = Environment::projectionHeight;
 
 		renderer.PushProjectionMatrix(
-			0, 1,
-			0, 1,
+			-width * 0.5f, width*0.5f,
+			-height * 0.5f, height * 0.5f,
 			-10, 10);
 
 		renderer.PushMatrix();
@@ -335,7 +348,7 @@ namespace ZL
 		//SDL_GL_MakeCurrent(ZL::Environment::window, glContext);
 		ZL::CheckGlError();
 
-		glClearColor(0.0f, 0.0f, 1.0f, 1.0f);
+		glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
 		glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
 
 		//processTickCount();
@@ -452,24 +465,6 @@ namespace ZL
 			}
 
 			if (event.type == SDL_KEYUP) {
-				if (event.key.keysym.sym == SDLK_a) {
-					x = x + 0.2f;
-				}
-				if (event.key.keysym.sym == SDLK_q) {
-					x = x - 0.2f;
-				}
-				if (event.key.keysym.sym == SDLK_s) {
-					y = y + 0.2f;
-				}
-				if (event.key.keysym.sym == SDLK_w) {
-					y = y - 0.2f;
-				}
-				if (event.key.keysym.sym == SDLK_d) {
-					z = z + 0.2f;
-				}
-				if (event.key.keysym.sym == SDLK_e) {
-					z = z - 0.2f;
-				}
 				if (event.key.keysym.sym == SDLK_r) {
 					std::cout << "Camera position: x=" << x << " y=" << y << " z=" << z << std::endl;
 				}

src/MenuManager.cpp

@@ -135,13 +135,16 @@ namespace ZL {
 		state = GameState::Gameplay;
 		uiManager.replaceRoot(gameplayRoot);
 
+		uiManager.findButton("minusButton")->state = ButtonState::Disabled;
+
+
 		auto velocityTv = uiManager.findTextView("velocityText");
 		if (velocityTv) {
 			velocityTv->rect.x = 10.0f;
 			velocityTv->rect.y = static_cast<float>(Environment::height) - velocityTv->rect.h - 10.0f;
 		}
 
-		uiManager.startAnimationOnNode("backgroundNode", "bgScroll");
+		//uiManager.startAnimationOnNode("backgroundNode", "bgScroll");
 
 		uiManager.setButtonPressCallback("shootButton", [this](const std::string&) {
 			if (onFirePressed) onFirePressed();
@@ -152,11 +155,29 @@ namespace ZL {
 		uiManager.setButtonPressCallback("plusButton", [this](const std::string&) {
 			int newVel = Environment::shipState.selectedVelocity + 1;
 			if (newVel > 4) newVel = 4;
+			uiManager.findButton("minusButton")->state = ButtonState::Normal;
+			if (newVel == 4)
+			{
+				uiManager.findButton("plusButton")->state = ButtonState::Disabled;
+			}
+			else
+			{
+				uiManager.findButton("plusButton")->state = ButtonState::Normal;
+			}
 			if (onVelocityChanged) onVelocityChanged(newVel);
 			});
 		uiManager.setButtonPressCallback("minusButton", [this](const std::string&) {
 			int newVel = Environment::shipState.selectedVelocity - 1;
 			if (newVel < 0) newVel = 0;
+			uiManager.findButton("plusButton")->state = ButtonState::Normal;
+			if (newVel == 0)
+			{
+				uiManager.findButton("minusButton")->state = ButtonState::Disabled;
+			}
+			else
+			{
+				uiManager.findButton("minusButton")->state = ButtonState::Normal;
+			}
 			if (onVelocityChanged) onVelocityChanged(newVel);
 			});
 		uiManager.setSliderCallback("velocitySlider", [this](const std::string&, float value) {

src/Space.cpp

@@ -264,11 +264,17 @@ namespace ZL
 		explosionEmitter.setEmissionPoints(std::vector<Vector3f>());
 		Environment::shipState.position = Vector3f{ 0, 0, 45000.f };
 		Environment::shipState.velocity = 0.0f;
+		Environment::shipState.selectedVelocity = 0;
 		Environment::shipState.rotation = Eigen::Matrix3f::Identity();
 		Environment::inverseShipMatrix = Eigen::Matrix3f::Identity();
 		Environment::zoom = DEFAULT_ZOOM;
 		Environment::tapDownHold = false;
 		playerScore = 0;
+		if (menuManager.uiManager.findButton("minusButton"))
+		{
+			menuManager.uiManager.findButton("minusButton")->state = ButtonState::Disabled;
+		}
+
 	}
 
 	void Space::setup() {
@@ -1669,6 +1675,7 @@ namespace ZL
 
 				shipAlive = false;
 				gameOver = true;
+				Environment::shipState.selectedVelocity = 0;
 				Environment::shipState.velocity = 0.0f;
 				showExplosion = true;