diff --git a/apps/2048.cpp b/apps/2048.cpp
new file mode 100644
index 0000000..dab8133
--- /dev/null
+++ b/apps/2048.cpp
@@ -0,0 +1,384 @@
+#include <essence.h>
+#include <shared/strings.cpp>
+
+// TODO Application icon.
+
+#define TILE_COUNT (4)
+#define TILE_SIZE ((int32_t) (75 * scale))
+#define TILE_GAP ((int32_t) (10 * scale))
+#define CELL_FILL (0xFFEEEEEE)
+#define TILE_TEXT_COLOR (0xFFFFFF)
+#define TILE_TEXT_GLOW (0x000000)
+#define MAIN_AREA_SIZE() (TILE_SIZE * TILE_COUNT + TILE_GAP * (TILE_COUNT + 1))
+#define MAIN_AREA_FILL (0xFFFFFFFF)
+#define MAIN_AREA_BORDER (0xFFCCCCCC)
+#define ANIMATION_TIME (100)
+
+#define TILE_BOUNDS(x, y) ES_RECT_4PD(mainArea.l + TILE_GAP * (x + 1) + TILE_SIZE * x, mainArea.t + TILE_GAP * (y + 1) + TILE_SIZE * y, TILE_SIZE, TILE_SIZE)
+
+#define SETTINGS_FILE "|Settings:/Default.ini"
+
+struct AnimatingTile {
+	float sourceOpacity, targetOpacity;
+	uint8_t sourceX, targetX;
+	uint8_t sourceY, targetY;
+	uint8_t sourceNumber;
+};
+
+const uint32_t tileColors[] = {
+	0x000000, 0x7CB5E2, 0x4495D4, 0x2F6895,
+	0xF5BD70, 0xF2A032, 0xE48709, 0xE37051,
+	0xDE5833, 0xBD4A2B, 0x5454DA, 0x3B3C99,
+	0xFFD700,
+};
+
+const uint32_t tileTextSizes[] = {
+	0, 18, 18, 18, 18, 18, 18, 18,
+	18, 18, 16, 16, 16, 16, 14, 14, 
+	14, 12, 12, 12, 10, 10, 10, 10,
+	8, 8, 8, 6, 6, 6, 6, 6,
+};
+
+AnimatingTile animatingTiles[TILE_COUNT * TILE_COUNT + 1];
+size_t animatingTileCount;
+float animationTimeMs;
+
+uint8_t grid[TILE_COUNT][TILE_COUNT];
+uintptr_t currentTileCount;
+int32_t score, highScore;
+
+EsInstance *instance;
+EsElement *gameArea;
+EsTextDisplay *scoreDisplay, *highScoreDisplay;
+
+void SaveConfiguration() {
+	EsBuffer buffer = {};
+	buffer.canGrow = true;
+	EsBufferFormat(&buffer, "high_score=%d\n", highScore);
+	EsFileWriteAll(EsLiteral(SETTINGS_FILE), buffer.out, buffer.position);
+	EsHeapFree(buffer.out);
+}
+
+bool MoveTiles(intptr_t dx, intptr_t dy, bool speculative) {
+	uint8_t undo[TILE_COUNT][TILE_COUNT];
+	EsMemoryCopy(undo, grid, sizeof(undo));
+
+	bool validMove = false;
+
+	for (uintptr_t p = 0; p < TILE_COUNT; p++) {
+		bool doneMerge = false;
+
+		for (uintptr_t q = 0; q < TILE_COUNT; q++) {
+			// The tile being moved.
+			intptr_t x = dx ? q : p;
+			intptr_t y = dx ? p : q;
+			if (dx > 0) x = TILE_COUNT - 1 - x;
+			if (dy > 0) y = TILE_COUNT - 1 - y;
+
+			// Ignore empty spaces.
+			if (!grid[x][y]) continue;
+
+			// Setup the animation.
+			if (!speculative) {
+				AnimatingTile *animation = &animatingTiles[animatingTileCount];
+				animation->sourceOpacity = 1;
+				animation->targetOpacity = 1;
+				animation->sourceX = x;
+				animation->sourceY = y;
+				animation->sourceNumber = grid[x][y];
+			}
+
+			while (true) {
+				// The position to move the tile to.
+				intptr_t nx = x + dx;
+				intptr_t ny = y + dy;
+
+				// If the next position is outside the grid, stop.
+				if (nx < 0 || nx >= TILE_COUNT) break;
+				if (ny < 0 || ny >= TILE_COUNT) break;
+
+				if (grid[nx][ny]) {
+					// If tiles are different, we can't merge; stop.
+					if (grid[nx][ny] != grid[x][y]) break;
+
+					// If there's already been a merge this band, stop.
+					if (doneMerge) break;
+
+					// Merge the tiles.
+					grid[nx][ny]++;
+					grid[x][y] = 0;
+					doneMerge = true;
+
+					// Add the score.
+					if (!speculative) score += 1 << grid[nx][ny];
+				} else {
+					// Slide the tile.
+					grid[nx][ny] = grid[x][y];
+					grid[x][y] = 0;
+				}
+
+				// Update the position.
+				x = nx;
+				y = ny;
+				validMove = true;
+			}
+
+			// Set the animation target.
+			if (!speculative) {
+				AnimatingTile *animation = &animatingTiles[animatingTileCount];
+				animation->targetX = x;
+				animation->targetY = y;
+				animatingTileCount++;
+			}
+		}
+	}
+
+	if (speculative) {
+		EsMemoryCopy(grid, undo, sizeof(undo));
+	}
+
+	return validMove;
+}
+
+void SpawnTile() {
+	if (currentTileCount == TILE_COUNT * TILE_COUNT) {
+		// The grid is full.
+		return;
+	}
+		
+	while (true) {
+		uintptr_t x = EsRandomU64() % TILE_COUNT;
+		uintptr_t y = EsRandomU64() % TILE_COUNT;
+
+		if (!grid[x][y]) {
+			grid[x][y] = EsRandomU8() < 25 ? 2 : 1;
+
+			// Setup the animation.
+			AnimatingTile *animation = &animatingTiles[animatingTileCount];
+			animation->sourceOpacity = 0;
+			animation->targetOpacity = 1;
+			animation->sourceX = x;
+			animation->targetX = x;
+			animation->sourceY = y;
+			animation->targetY = y;
+			animation->sourceNumber = grid[x][y];
+			animatingTileCount++;
+
+			break;
+		}
+	}
+
+	if (!MoveTiles(-1, 0, true) && !MoveTiles(1, 0, true) && !MoveTiles(0, -1, true) && !MoveTiles(0, 1, true)) {
+		// No moves are possible.
+		if (highScore < score) {
+			EsDialogShowAlert(instance->window, INTERFACE_STRING(Game2048GameOver), INTERFACE_STRING(Game2048NewHighScore), 
+					ES_ICON_DIALOG_INFORMATION, ES_DIALOG_ALERT_OK_BUTTON);
+		} else {
+			EsDialogShowAlert(instance->window, INTERFACE_STRING(Game2048GameOver), INTERFACE_STRING(Game2048GameOverExplanation), 
+					ES_ICON_DIALOG_INFORMATION, ES_DIALOG_ALERT_OK_BUTTON);
+		}
+	}
+}
+
+void Update(intptr_t dx, intptr_t dy) {
+	animatingTileCount = 0;
+	animationTimeMs = 0;
+
+	if (dx || dy) {
+		if (!MoveTiles(dx, dy, false)) {
+			return;
+		}
+	}
+
+	SpawnTile();
+	EsElementStartAnimating(gameArea);
+
+	if (score > highScore) {
+		highScore = score;
+	}
+
+	char buffer[64];
+	size_t bytes = EsStringFormat(buffer, sizeof(buffer), "%d", score);
+	EsTextDisplaySetContents(scoreDisplay, buffer, bytes);
+	bytes = EsStringFormat(buffer, sizeof(buffer), interfaceString_Game2048HighScore, highScore);
+	EsTextDisplaySetContents(highScoreDisplay, buffer, bytes);
+}
+
+void DrawTileText(EsPainter *painter, EsElement *element, EsRectangle bounds, float opacity, uint8_t number) {
+	char buffer[64];
+	size_t bytes = EsStringFormat(buffer, sizeof(buffer), "%d", 1 << (uint32_t) number);
+	uint32_t alpha = ((uint32_t) (255 * opacity) << 24);
+	EsTextStyle style = { .font = { .family = ES_FONT_SANS, .weight = ES_FONT_SEMIBOLD }, .size = (uint16_t) tileTextSizes[number] };
+
+	if (number >= 12) {
+		style.color = TILE_TEXT_GLOW | alpha;
+		style.blur = 3;
+		EsDrawTextSimple(painter, element, bounds, buffer, bytes, style, ES_TEXT_H_CENTER | ES_TEXT_V_CENTER);
+	}
+
+	style.color = TILE_TEXT_COLOR | alpha;
+	style.blur = 0;
+	EsDrawTextSimple(painter, element, bounds, buffer, bytes, style, ES_TEXT_H_CENTER | ES_TEXT_V_CENTER);
+}
+
+void DrawTile(EsPainter *painter, EsElement *element, uint8_t sourceNumber, uint8_t targetNumber, 
+		EsRectangle bounds, float opacity, const uint32_t *cornerRadii, float progress) {
+	size_t tileColorCount = sizeof(tileColors) / sizeof(tileColors[0]);
+	uint32_t sourceColor = sourceNumber >= tileColorCount ? tileColors[tileColorCount - 1] : tileColors[sourceNumber];
+	uint32_t targetColor = targetNumber >= tileColorCount ? tileColors[tileColorCount - 1] : tileColors[targetNumber];
+	uint32_t fill = EsColorInterpolate(sourceColor, targetColor, progress) | ((uint32_t) (255 * opacity) << 24);
+	float scale = EsElementGetScaleFactor(element);
+
+	EsDrawRoundedRectangle(painter, bounds, fill, EsColorBlend(fill, 0x20000000, true), ES_RECT_4(0, 0, 0, 3 * scale), cornerRadii);
+
+	if (sourceNumber == targetNumber) {
+		progress = 1.0f;
+	}
+
+	DrawTileText(painter, element, bounds, progress, targetNumber);
+
+	if (sourceNumber != targetNumber && targetNumber) {
+		DrawTileText(painter, element, bounds, 1.0f - progress, sourceNumber);
+	}
+}
+
+int GameAreaMessage(EsElement *element, EsMessage *message) {
+	if (message->type == ES_MSG_PAINT) {
+		EsPainter *painter = message->painter;
+		float scale = EsElementGetScaleFactor(element);
+
+		const uint32_t cornerRadii[4] = { (uint32_t) (3 * scale), (uint32_t) (3 * scale), (uint32_t) (3 * scale), (uint32_t) (3 * scale) };
+
+		EsRectangle bounds = EsPainterBoundsInset(painter);
+		EsRectangle mainArea = EsRectangleFit(bounds, ES_RECT_1S(MAIN_AREA_SIZE()), false);
+		EsDrawRoundedRectangle(painter, mainArea, MAIN_AREA_FILL, MAIN_AREA_BORDER, ES_RECT_1(scale * 1), cornerRadii);
+
+		float progress = animationTimeMs / ANIMATION_TIME;
+		bool animationComplete = progress == 1.0;
+
+		progress -= 1.0;
+		progress = 1 + progress * progress * progress;
+
+		for (uintptr_t j = 0; j < TILE_COUNT; j++) {
+			for (uintptr_t i = 0; i < TILE_COUNT; i++) {
+				if (grid[i][j] && animationComplete) {
+					DrawTile(painter, element, grid[i][j], grid[i][j], TILE_BOUNDS(i, j), 1.0f, cornerRadii, 1.0f);
+				} else {
+					EsDrawRoundedRectangle(painter, TILE_BOUNDS(i, j), CELL_FILL, 0, ES_RECT_1(0), cornerRadii);
+				}
+			}
+		}
+
+		if (!animationComplete) {
+			for (uintptr_t i = 0; i < animatingTileCount; i++) {
+				AnimatingTile *tile = &animatingTiles[i];
+				EsRectangle bounds = EsRectangleLinearInterpolate(TILE_BOUNDS(tile->sourceX, tile->sourceY), TILE_BOUNDS(tile->targetX, tile->targetY), progress);
+				float opacity = (tile->targetOpacity - tile->sourceOpacity) * progress + tile->sourceOpacity;
+				DrawTile(painter, element, tile->sourceNumber, grid[tile->targetX][tile->targetY], bounds, opacity, cornerRadii, progress);
+			}
+		}
+	} else if (message->type == ES_MSG_ANIMATE) {
+		animationTimeMs += message->animate.deltaMs;
+
+		if (animationTimeMs > ANIMATION_TIME) {
+			animationTimeMs = ANIMATION_TIME;
+			message->animate.complete = true;
+		} else {
+			message->animate.complete = false;
+		}
+
+		EsElementRepaint(element);
+	} else if (message->type == ES_MSG_KEY_TYPED) {
+		if (message->keyboard.scancode == ES_SCANCODE_LEFT_ARROW) {
+			Update(-1, 0);
+		} else if (message->keyboard.scancode == ES_SCANCODE_RIGHT_ARROW) {
+			Update(1, 0);
+		} else if (message->keyboard.scancode == ES_SCANCODE_UP_ARROW) {
+			Update(0, -1);
+		} else if (message->keyboard.scancode == ES_SCANCODE_DOWN_ARROW) {
+			Update(0, 1);
+		} else {
+			return 0;
+		}
+	} else if (message->type == ES_MSG_GET_WIDTH || message->type == ES_MSG_GET_HEIGHT) {
+		float scale = EsElementGetScaleFactor(element);
+		message->measure.width = message->measure.height = MAIN_AREA_SIZE();
+	} else {
+		return 0;
+	}
+
+	return ES_HANDLED;
+}
+
+int InfoPanelMessage(EsElement *element, EsMessage *message) {
+	if (message->type == ES_MSG_GET_WIDTH || message->type == ES_MSG_GET_HEIGHT) {
+		float scale = EsElementGetScaleFactor(element);
+		message->measure.width = MAIN_AREA_SIZE() / 2;
+		message->measure.height = MAIN_AREA_SIZE();
+	} else {
+		return 0;
+	}
+
+	return ES_HANDLED;
+}
+
+void NewGameCommand(EsInstance *, EsElement *, EsCommand *) {
+	SaveConfiguration();
+	EsMemoryZero(grid, sizeof(grid));
+	score = 0;
+	Update(0, 0);
+	EsElementFocus(gameArea);
+}
+
+void ProcessApplicationMessage(EsMessage *message) {
+	if (message->type == ES_MSG_INSTANCE_CREATE) {
+		// Create the instance.
+		instance = EsInstanceCreate(message, EsLiteral("2048"));
+		EsWindowSetIcon(instance->window, ES_ICON_APPLICATIONS_OTHER);
+
+		// Main horizontal stack.
+		EsPanel *panel = EsPanelCreate(instance->window, ES_CELL_FILL | ES_PANEL_HORIZONTAL, ES_STYLE_PANEL_WINDOW_BACKGROUND);
+		EsSpacerCreate(panel, ES_CELL_FILL);
+		gameArea = EsCustomElementCreate(panel, ES_ELEMENT_FOCUSABLE);
+		gameArea->messageUser = GameAreaMessage;
+		EsSpacerCreate(panel, ES_FLAGS_DEFAULT, nullptr, 30, 0);
+		EsPanel *info = EsPanelCreate(panel);
+		EsSpacerCreate(panel, ES_CELL_FILL);
+
+		// Info panel.
+		info->messageUser = InfoPanelMessage;
+		EsTextDisplayCreate(info, ES_CELL_H_FILL, ES_STYLE_TEXT_LABEL_SECONDARY, INTERFACE_STRING(Game2048Score));
+		scoreDisplay = EsTextDisplayCreate(info, ES_CELL_H_FILL, ES_STYLE_TEXT_HEADING0);
+		EsSpacerCreate(info, ES_FLAGS_DEFAULT, nullptr, 0, 10);
+		highScoreDisplay = EsTextDisplayCreate(info, ES_CELL_H_FILL | ES_TEXT_DISPLAY_RICH_TEXT, ES_STYLE_TEXT_LABEL_SECONDARY);
+		EsSpacerCreate(info, ES_CELL_FILL);
+		EsTextDisplayCreate(info, ES_CELL_H_FILL | ES_TEXT_DISPLAY_RICH_TEXT, ES_STYLE_TEXT_PARAGRAPH_SECONDARY, INTERFACE_STRING(Game2048Instructions));
+		EsSpacerCreate(info, ES_FLAGS_DEFAULT, nullptr, 0, 10);
+		EsButton *newGame = EsButtonCreate(info, ES_CELL_H_LEFT | ES_BUTTON_NOT_FOCUSABLE, nullptr, INTERFACE_STRING(Game2048NewGame));
+		newGame->accessKey = 'N';
+		EsButtonOnCommand(newGame, NewGameCommand);
+
+		// Start the game!
+		EsElementFocus(gameArea);
+		Update(0, 0);
+		animationTimeMs = ANIMATION_TIME;
+	} else if (message->type == ES_MSG_APPLICATION_EXIT) {
+		SaveConfiguration();
+	}
+}
+
+void _start() {
+	_init();
+
+	EsINIState state = { (char *) EsFileReadAll(EsLiteral(SETTINGS_FILE), &state.bytes) };
+
+	while (EsINIParse(&state)) {
+		if (0 == EsStringCompareRaw(state.key, state.keyBytes, EsLiteral("high_score"))) {
+			highScore = EsIntegerParse(state.value, state.valueBytes);
+		}
+	}
+
+	while (true) {
+		ProcessApplicationMessage(EsMessageReceive());
+	}
+}
diff --git a/apps/2048.ini b/apps/2048.ini
new file mode 100644
index 0000000..16151bd
--- /dev/null
+++ b/apps/2048.ini
@@ -0,0 +1,6 @@
+[general]
+name=2048
+icon=icon_applications_other
+
+[build]
+source=apps/2048.cpp
diff --git a/apps/fly.cpp b/apps/fly.cpp
deleted file mode 100644
index da29786..0000000
--- a/apps/fly.cpp
+++ /dev/null
@@ -1,942 +0,0 @@
-// TODO Icon.
-// TODO Music.
-// TODO Draw() with rotation.
-// TODO Saving with new file IO.
-
-#include <essence.h>
-
-EsInstance *instance;
-uint32_t backgroundColor;
-int musicIndex;
-bool keysPressedSpace, keysPressedEscape, keysPressedX;
-uint32_t previousControllerButtons[ES_GAME_CONTROLLER_MAX_COUNT];
-uint32_t *targetBits;
-size_t targetWidth, targetHeight, targetStride;
-double updateTimeAccumulator;
-float gameScale;
-uint32_t gameOffsetX, gameOffsetY, gameWidth, gameHeight;
-
-#define GAME_SIZE (380)
-#define BRAND "fly"
-
-struct Texture { 
-	uint32_t width, height; 
-	uint32_t *bits;
-};
-
-void Transform(float *destination, float *left, float *right) {
-	float d[6];
-	d[0] = left[0] * right[0] + left[1] * right[3];
-	d[1] = left[0] * right[1] + left[1] * right[4];
-	d[2] = left[0] * right[2] + left[1] * right[5] + left[2];
-	d[3] = left[3] * right[0] + left[4] * right[3];
-	d[4] = left[3] * right[1] + left[4] * right[4];
-	d[5] = left[3] * right[2] + left[4] * right[5] + left[5];
-	destination[0] = d[0];
-	destination[1] = d[1];
-	destination[2] = d[2];
-	destination[3] = d[3];
-	destination[4] = d[4];
-	destination[5] = d[5];
-}
-
-ES_FUNCTION_OPTIMISE_O3 
-void Draw(Texture *texture, 
-		float x, float y, float w = -1, float h = -1, 
-		float sx = 0, float sy = 0, float sw = -1, float sh = -1, 
-		float _a = 1, float _r = 1, float _g = 1, float _b = 1,
-		float rot = 0) {
-	(void) rot;
-
-	if (sw == -1 && sh == -1) sw = texture->width, sh = texture->height;
-	if (w == -1 && h == -1) w = sw, h = sh;
-	if (_a <= 0) return;
-	
-	if (x + w < 0 || y + h < 0 || x > GAME_SIZE || y > GAME_SIZE) return;
-
-	x *= gameScale, y *= gameScale, w *= gameScale, h *= gameScale;
-
-	float m[6] = {};
-	float m1[6] = { sw / w, 0, 0, 0, sh / h, 0 };
-	float m2[6] = { 1, 0, -x * (sw / w), 0, 1, -y * (sh / h) };
-
-	Transform(m, m2, m1);
-
-	intptr_t yStart = y - 1, yEnd = y + h + 1, xStart = x - 1, xEnd = x + w + 1;
-	// if (rot) yStart -= h * 0.45f, yEnd += h * 0.45f, xStart -= w * 0.45f, xEnd += w * 0.45f;
-	if (yStart < 0) yStart = 0; 
-	if (yStart > gameHeight) yStart = gameHeight;
-	if (yEnd < 0) yEnd = 0; 
-	if (yEnd > gameHeight) yEnd = gameHeight;
-	if (xStart < 0) xStart = 0; 
-	if (xStart > gameWidth) xStart = gameWidth;
-	if (xEnd < 0) xEnd = 0; 
-	if (xEnd > gameWidth) xEnd = gameWidth;
-	m[2] += m[0] * xStart, m[5] += m[3] * xStart;
-
-	uint32_t *scanlineStart = targetBits + (gameOffsetY + yStart) * targetStride / 4 + (gameOffsetX + xStart);
-
-	uint32_t r = _r * 255, g = _g * 255, b = _b * 255, a = _a * 255;
-
-	for (intptr_t y = yStart; y < yEnd; y++, scanlineStart += targetStride / 4) {
-		uint32_t *output = scanlineStart;
-
-		float tx = m[1] * y + m[2];
-		float ty = m[4] * y + m[5];
-
-		for (intptr_t x = xStart; x < xEnd; x++, output++, tx += m[0], ty += m[3]) {
-			if (tx + sx < 0 || ty + sy < 0) continue;
-			uintptr_t txi = tx + sx, tyi = ty + sy;
-			if (txi < sx || tyi < sy || txi >= sx + sw || tyi >= sy + sh) continue;
-			uint32_t modified = texture->bits[tyi * texture->width + txi];
-			if (!(modified & 0xFF000000)) continue;
-			uint32_t original = *output;
-			uint32_t alpha1 = (((modified & 0xFF000000) >> 24) * a) >> 8;
-			uint32_t alpha2 = (255 - alpha1) << 8;
-			uint32_t r2 = alpha2 * ((original & 0x00FF0000) >> 16);
-			uint32_t g2 = alpha2 * ((original & 0x0000FF00) >> 8);
-			uint32_t b2 = alpha2 * ((original & 0x000000FF) >> 0);
-			uint32_t r1 = r * alpha1 * ((modified & 0x00FF0000) >> 16);
-			uint32_t g1 = g * alpha1 * ((modified & 0x0000FF00) >> 8);
-			uint32_t b1 = b * alpha1 * ((modified & 0x000000FF) >> 0);
-			*output = 0xFF000000 
-				| (0x00FF0000 & ((r1 + r2) << 0)) 
-				| (0x0000FF00 & ((g1 + g2) >> 8)) 
-				| (0x000000FF & ((b1 + b2) >> 16));
-		}
-	}
-}
-
-void CreateTexture(Texture *texture, const char *cName) {
-	size_t dataBytes;
-	const void *data = EsEmbeddedFileGet(cName, -1, &dataBytes);
-	texture->bits = (uint32_t *) EsImageLoad(data, dataBytes, &texture->width, &texture->height, 4);
-	EsAssert(texture->bits);
-}
-
-void ExitGame() {
-	EsInstanceDestroy(instance);
-}
-
-///////////////////////////////////////////////////////////
-
-#define TAG_ALL (-1)
-#define TAG_SOLID (-2)
-#define TAG_KILL (-3)
-#define TAG_WORLD (-4)
-
-#define TILE_SIZE (16)
-
-struct Entity {
-	uint8_t tag;
-	uint8_t layer;
-	bool solid, kill, hide;
-	char symbol;
-	int8_t frameCount, stepsPerFrame;
-	Texture *texture;
-	float texOffX, texOffY, w, h;
-	int uid;
-	
-	void (*create)(Entity *);
-	void (*destroy)(Entity *);
-	void (*stepAlways)(Entity *); // Called even if level editing.
-	void (*step)(Entity *);
-	void (*draw)(Entity *);
-	void (*drawAfter)(Entity *);
-	
-	float x, y, px, py;
-	int stepIndex;
-	bool isUsed, isDestroyed;
-	
-	union {
-		struct {
-			float cx, cy;
-			float th, dth;
-			float dths;
-			int respawn, respawnGrow, dash;
-		} player;
-		
-		struct {
-			int random;
-		} block;
-		
-		struct {
-			float vel;
-		} moveBlock;
-		
-		struct {
-			float th, cx, cy;
-		} spin;
-		
-		struct {
-			float vx, vy, th, dth;
-			int life;
-			uint32_t col;
-		} star;
-	};
-	
-	void Destroy() {
-		if (isDestroyed) return;
-		isDestroyed = true;
-		if (destroy) destroy(this);
-	}
-};
-
-Texture textureDashMessage, textureKeyMessage, textureKey, textureControlsMessage, textureWhite;
-
-Entity typePlayer, typeBlock, typeCheck, typeMoveH, typeStar, typeMoveV, typePowerup, typeShowMessage, typeKey, typeLock, typeSpin, typeEnd;
-
-// All the entities that can be loaded from the rooms.
-Entity *entityTypes[] = { 
-	&typeBlock, &typeCheck, &typeMoveH, &typeMoveV, &typePowerup, &typeKey, &typeLock, &typeSpin, &typeEnd,
-	nullptr,
-};
-	
-int levelTick;
-bool justLoaded = true;
-
-#define MAX_ENTITIES (1000)
-
-struct SaveState {
-	float checkX, checkY;
-	int roomX, roomY;
-	bool hasDash, hasKey;
-	int deathCount;
-	uint32_t check;
-};
-
-struct GameState : SaveState {
-	Entity entities[MAX_ENTITIES];
-	int world;
-	Entity *player;
-};
-
-GameState state;
-
-Entity *AddEntity(Entity *templateEntity, float x, float y, int uid = 0) {
-	for (int i = 0; i < MAX_ENTITIES; i++) {
-		if (!state.entities[i].isUsed) {
-			EsMemoryCopy(state.entities + i, templateEntity, sizeof(Entity));
-			state.entities[i].isUsed = true;
-			if (!state.entities[i].frameCount) state.entities[i].frameCount = 1;
-			if (!state.entities[i].stepsPerFrame) state.entities[i].stepsPerFrame = 1;
-			state.entities[i].x = state.entities[i].px = x;
-			state.entities[i].y = state.entities[i].py = y;
-			if (!state.entities[i].w) state.entities[i].w = state.entities[i].texture->width - 1;
-			if (!state.entities[i].h) state.entities[i].h = state.entities[i].texture->height / state.entities[i].frameCount - 1;
-			state.entities[i].uid = uid;
-			if (state.entities[i].create) state.entities[i].create(state.entities + i);
-			return state.entities + i;
-		}
-	}
-	
-	static Entity fake = {};
-	return &fake;
-}
-	
-Entity *FindEntity(float x, float y, float w, float h, int tag, Entity *exclude) {
-	for (int i = 0; i < MAX_ENTITIES; i++) {
-		if (state.entities[i].isUsed && !state.entities[i].isDestroyed
-				&& (state.entities[i].tag == tag 
-					|| tag == TAG_ALL 
-					|| (tag == TAG_SOLID && state.entities[i].solid)
-					|| (tag == TAG_KILL && state.entities[i].kill)
-					)
-				&& state.entities + i != exclude) {
-			if (x <= state.entities[i].x + state.entities[i].w && state.entities[i].x <= x + w 
-					&& y <= state.entities[i].y + state.entities[i].h && state.entities[i].y <= y + h) {
-				return state.entities + i;
-			}
-		}
-	}
-	
-	return nullptr;
-}
-
-char roomName[16];
-
-void UpdateRoomName() {
-	roomName[0] = 'R';
-	roomName[1] = (state.roomX / 10) + '0';
-	roomName[2] = (state.roomX % 10) + '0';
-	roomName[3] = '_';
-	roomName[4] = (state.roomY / 10) + '0';
-	roomName[5] = (state.roomY % 10) + '0';
-	roomName[6] = '.';
-	roomName[7] = 'D';
-	roomName[8] = 'A';
-	roomName[9] = 'T';
-	roomName[10] = 0;
-}
-
-#define ROOM_ID ((state.roomX - 7) + (state.roomY - 9) * 6)
-
-void LoadRoom() {
-	state.world = 0;
-	
-	UpdateRoomName();
-	
-	roomName[6] = '_';
-	const uint8_t *buffer = (const uint8_t *) EsEmbeddedFileGet(roomName, -1);
-	
-	for (int i = 0; i < MAX_ENTITIES; i++) {
-		if (!state.entities[i].isUsed || state.entities[i].isDestroyed) continue;
-		
-		if (state.entities[i].tag != typePlayer.tag) {
-			state.entities[i].Destroy();
-		} else {
-			state.entities[i].px = state.entities[i].x;
-			state.entities[i].py = state.entities[i].y;
-		}
-	}
-	
-	int p = 0;
-	int iir = 0;
-	
-	while (true) {
-		uint8_t tag = buffer[p++];
-		if (!tag) break;
-		float x = *(float *) (buffer + p); p += 4;
-		float y = *(float *) (buffer + p); p += 4;
-		
-		if (tag == (uint8_t) TAG_WORLD) {
-			state.world = x;
-		}
-		
-		for (int i = 0; entityTypes[i]; i++) {
-			if (entityTypes[i]->tag == tag) {
-				AddEntity(entityTypes[i], x, y, (state.roomX << 24) | (state.roomY << 16) | iir);
-				iir++;
-			}
-		}
-	}
-	
-	musicIndex = state.world;
-}
-
-void CalculateCheck() {
-	state.check = 0;
-	
-	uint8_t *buffer = (uint8_t *) &state;
-	uint32_t check = 0x1D471D47;
-	
-	for (uintptr_t i = 0; i < sizeof(SaveState); i++) {
-		check ^= ((uint32_t) buffer[i] + 10) * (i + 100);
-	}
-	
-	state.check = check;
-}
-
-float FadeInOut(float t) {
-	if (t < 0.3f) return t / 0.3f;
-	else if (t < 0.7f) return 1;
-	else return 1 - (t - 0.7f) / 0.3f;
-}
-
-void InitialiseGame() {
-	state.roomX = 10;
-	state.roomY = 10;
-	
-	CreateTexture(&textureWhite, "white_png");
-	CreateTexture(&textureKey, "key_png");
-	CreateTexture(&textureDashMessage, "dash_msg_png");
-	CreateTexture(&textureKeyMessage, "key_msg_png");
-	CreateTexture(&textureControlsMessage, "controls_png");
-	
-	int tag = 1;
-	
-	{
-		static Texture texture;
-		CreateTexture(&texture, "player_png");
-		typePlayer.tag = tag++;
-		typePlayer.texture = &texture;
-		typePlayer.frameCount = 6;
-		typePlayer.stepsPerFrame = 5;
-		typePlayer.layer = 1;
-		
-		typePlayer.step = [] (Entity *entity) {
-			if (entity->player.respawn) {
-				if (entity->stepIndex > entity->player.respawn) {
-					entity->player.respawn = 0;
-					entity->hide = false;
-					entity->player.cx = state.checkX;
-					entity->player.cy = state.checkY;
-					entity->player.respawnGrow = entity->stepIndex + 20;
-					entity->player.dash = 0;
-				} else {
-					return;
-				}
-			}
-			
-			if (!entity->player.respawnGrow && !entity->player.dash) {
-				if (keysPressedSpace) {
-					entity->player.cx += (entity->x - entity->player.cx) * 2;
-					entity->player.cy += (entity->y - entity->player.cy) * 2;
-					entity->player.th += 3.15f;
-					entity->player.dth = -entity->player.dth;
-					entity->player.dths = 5;
-				} else if (keysPressedX && state.hasDash) {
-					entity->player.dash = 10;
-				}
-			}
-			
-			float rd = 40;
-			
-			if (entity->player.respawnGrow) {
-				if (entity->stepIndex > entity->player.respawnGrow) {
-					entity->player.respawnGrow = 0;
-				} else {
-					rd *= 1 - (entity->player.respawnGrow - entity->stepIndex) / 20.0f;
-				}
-			}
-			
-			entity->x = rd * EsCRTcosf(entity->player.th) + entity->player.cx;
-			entity->y = rd * EsCRTsinf(entity->player.th) + entity->player.cy + 5 * EsCRTsinf(4.71f + entity->stepIndex * 0.1f);
-			
-			if (entity->player.dash) {
-				float pt = entity->player.th - entity->player.dth;
-				float px = rd * EsCRTcosf(pt) + entity->player.cx;
-				float py = rd * EsCRTsinf(pt) + entity->player.cy + 5 * EsCRTsinf(4.71f + (entity->stepIndex - 1) * 0.1f);
-				float dx = entity->x - px;
-				float dy = entity->y - py;
-				entity->player.cx += dx * 3.2f;
-				entity->player.cy += dy * 3.2f;
-				entity->player.dash--;
-				AddEntity(&typeStar, entity->x + 8, entity->y + 8)->star.col = 0xFF;
-			} else {
-				entity->player.th += entity->player.dth;
-			}
-			
-			if (entity->player.respawnGrow) {
-				entity->px = entity->x;
-				entity->py = entity->y;
-			}
-			
-			if (entity->player.dths) {
-				entity->player.th += entity->player.dth;
-				entity->player.dths--;
-				entity->stepIndex = 5 * 3;
-			}
-			
-			if (FindEntity(entity->x + 5, entity->y + 5, entity->w - 10, entity->h - 10, TAG_KILL, 0)) {
-				for (int i = 0; i < 20; i++) {
-					AddEntity(&typeStar, entity->x + 8, entity->y + 8)->star.col = 0xFF0000;
-				}
-				
-				entity->hide = true;
-				entity->player.respawn = entity->stepIndex + 20;
-				state.deathCount++;
-			}
-			
-			if (entity->x > GAME_SIZE - 8) {
-				entity->x -= GAME_SIZE;
-				entity->player.cx -= GAME_SIZE;
-				state.checkX -= GAME_SIZE;
-				state.roomX++;
-				LoadRoom();
-			} else if (entity->x < -8) {
-				entity->x += GAME_SIZE;
-				entity->player.cx += GAME_SIZE;
-				state.checkX += GAME_SIZE;
-				state.roomX--;
-				LoadRoom();
-			}
-			
-			if (entity->y > GAME_SIZE - 8) {
-				entity->y -= GAME_SIZE;
-				entity->player.cy -= GAME_SIZE;
-				state.checkY -= GAME_SIZE;
-				state.roomY++;
-				LoadRoom();
-			} else if (entity->y < -8) {
-				entity->y += GAME_SIZE;
-				entity->player.cy += GAME_SIZE;
-				state.checkY += GAME_SIZE;
-				state.roomY--;
-				LoadRoom();
-			}
-		};
-		
-		typePlayer.create = [] (Entity *entity) { 
-			state.player = entity; 
-			entity->player.cx = entity->x;
-			entity->player.cy = entity->y;
-			entity->player.dth = 0.06f;
-		};
-	}
-	
-	{
-		static Texture texture;
-		CreateTexture(&texture, "block_png");
-		
-		static Texture block2;
-		CreateTexture(&block2, "block2_png");
-		
-		typeBlock.tag = tag++;
-		typeBlock.texture = &texture;
-		typeBlock.kill = true;
-		typeBlock.hide = true;
-		typeBlock.layer = 2;
-		
-		typeBlock.create = [] (Entity *entity) {
-			uint8_t r = EsRandomU8();
-			
-			if (r < 20) {
-				entity->block.random = 1;
-			} else if (r < 50) {
-				entity->block.random = 2;
-			} else {
-				entity->block.random = 0;
-			}
-		};
-		
-		typeBlock.stepAlways = [] (Entity *entity) {
-			if (FindEntity(entity->x + 1, entity->y + 1, entity->w - 2, entity->h - 2, entity->tag, entity)) {
-				entity->Destroy();
-			}
-		};
-		
-		typeBlock.drawAfter = [] (Entity *entity) {
-			if (!FindEntity(entity->x - 16, entity->y, 1, 1, entity->tag, entity)) {
-				Draw(&block2, entity->x - 16, entity->y, 16, 16, 0, entity->block.random * 16, 16, 16, 1);
-			}
-			
-			if (!FindEntity(entity->x + 16, entity->y, 1, 1, entity->tag, entity)) {
-				Draw(&block2, entity->x + 16, entity->y, 16, 16, 32, entity->block.random * 16, 16, 16, 1);
-			}
-			
-			if (!FindEntity(entity->x, entity->y - 16, 1, 1, entity->tag, entity)) {
-				Draw(&block2, entity->x, entity->y - 16, 16, 16, 16, entity->block.random * 16, 16, 16, 1);
-			}
-			
-			if (!FindEntity(entity->x, entity->y + 16, 1, 1, entity->tag, entity)) {
-				Draw(&block2, entity->x, entity->y + 16, 16, 16, 48, entity->block.random * 16, 16, 16, 1);
-			}
-		};
-	}
-	
-	{
-		static Texture check1, check2;
-		CreateTexture(&check1, "check1_png");
-		CreateTexture(&check2, "check2_png");
-		typeCheck.tag = tag++;
-		typeCheck.texture = &check1;
-		
-		typeCheck.step = [] (Entity *entity) {
-			if (state.checkX == entity->x && state.checkY == entity->y) {
-				entity->texture = &check2;
-			} else {
-				entity->texture = &check1;
-			}
-			
-			if (FindEntity(entity->x - 4, entity->y - 4, entity->w + 8, entity->h + 8, typePlayer.tag, 0)) {
-				if (state.checkX != entity->x || state.checkY != entity->y) {
-					for (int i = 0; i < 10; i++) AddEntity(&typeStar, entity->x + 8, entity->y + 8)->star.col = 0xFFFFFF;
-				}
-				
-				state.checkX = entity->x;
-				state.checkY = entity->y;
-				
-				CalculateCheck();
-				EsFileWriteAll("|Settings:/Save.dat", -1, &state, sizeof(SaveState)); 
-			}
-		};
-	}
-	
-	{
-		static Texture texture;
-		CreateTexture(&texture, "moveblock_png");
-		typeMoveH.tag = tag++;
-		typeMoveH.texture = &texture;
-		typeMoveH.kill = true;
-		typeMoveH.w = 16;
-		typeMoveH.h = 16;
-		typeMoveH.texOffX = -4;
-		typeMoveH.texOffY = -4;
-		
-		typeMoveH.create = [] (Entity *entity) {
-			entity->moveBlock.vel = -4;
-		};
-		
-		typeMoveH.step = [] (Entity *entity) {
-			entity->x += entity->moveBlock.vel;
-			
-			if (FindEntity(entity->x, entity->y, entity->w, entity->h, typeBlock.tag, 0)) {
-				entity->moveBlock.vel = -entity->moveBlock.vel;
-			}
-		};
-	}
-	
-	{
-		// Removed entity.
-		tag++;
-	}
-	
-	{
-		static Texture texture;
-		CreateTexture(&texture, "star_png");
-		typeStar.texture = &texture;
-		typeStar.tag = tag++;
-		typeStar.hide = true; // Draw manually.
-		typeStar.layer = 2;
-		
-		typeStar.create = [] (Entity *entity) {
-			float th = EsRandomU8() / 255.0 * 6.24;
-			float sp = EsRandomU8() / 255.0 * 0.5 + 0.5;
-			entity->star.vx = sp * EsCRTcosf(th);
-			entity->star.vy = sp * EsCRTsinf(th);
-			entity->star.life = EsRandomU8();
-			entity->star.dth = (EsRandomU8() / 255.0f - 0.5f) * 0.2f;
-		};
-		
-		typeStar.step = [] (Entity *entity) {
-			entity->x += entity->star.vx;
-			entity->y += entity->star.vy;
-			entity->star.th += entity->star.dth;
-			
-			if (entity->star.life < entity->stepIndex) {
-				entity->Destroy();
-			}
-		};
-		
-		typeStar.drawAfter = [] (Entity *entity) {
-			Draw(entity->texture, entity->x - 4, entity->y - 4, -1, -1, 0, 0, -1, -1, 
-				1.0 - (float) entity->stepIndex / entity->star.life, 
-				((entity->star.col >> 16) & 0xFF) / 255.0f,
-				((entity->star.col >> 8) & 0xFF) / 255.0f,
-				((entity->star.col >> 0) & 0xFF) / 255.0f,
-				entity->star.th);
-		};
-	}
-	
-	{
-		static Texture texture;
-		CreateTexture(&texture, "moveblock_png");
-		typeMoveV.tag = tag++;
-		typeMoveV.texture = &texture;
-		typeMoveV.kill = true;
-		typeMoveV.w = 16;
-		typeMoveV.h = 16;
-		typeMoveV.texOffX = -4;
-		typeMoveV.texOffY = -4;
-		
-		typeMoveV.create = [] (Entity *entity) {
-			entity->moveBlock.vel = -4;
-		};
-		
-		typeMoveV.step = [] (Entity *entity) {
-			entity->y += entity->moveBlock.vel;
-			
-			if (FindEntity(entity->x, entity->y, entity->w, entity->h, typeBlock.tag, 0)) {
-				entity->moveBlock.vel = -entity->moveBlock.vel;
-			}
-		};
-	}
-	
-	{
-		static Texture texture;
-		CreateTexture(&texture, "powerup_png");
-		typePowerup.tag = tag++;
-		typePowerup.texture = &texture;
-		
-		typePowerup.step = [] (Entity *entity) {
-			if (state.hasDash) {
-				entity->Destroy();
-				return;
-			}
-			
-			if (FindEntity(entity->x, entity->y, entity->w, entity->h, typePlayer.tag, 0)) {
-				state.hasDash = true;
-				AddEntity(&typeShowMessage, 0, 0)->texture = &textureDashMessage;
-				entity->Destroy();
-			}
-		};
-	}
-	
-	{
-		typeShowMessage.texture = &textureKeyMessage;
-		typeShowMessage.tag = tag++;
-		typeShowMessage.hide = true;
-		
-		typeShowMessage.draw = [] (Entity *entity) {
-			Draw(entity->texture, entity->x, entity->y, -1, -1, 0, 0, -1, -1, FadeInOut(entity->stepIndex / 180.0));
-			if (entity->stepIndex > 180) entity->Destroy();
-		};
-	}
-	
-	{
-		typeKey.tag = tag++;
-		typeKey.texture = &textureKey;
-		
-		typeKey.step = [] (Entity *entity) {
-			if (state.hasKey) {
-				entity->Destroy();
-			} else if (FindEntity(entity->x, entity->y, entity->w, entity->h, typePlayer.tag, 0)) {
-				state.hasKey = true;
-				AddEntity(&typeShowMessage, 0, 0)->texture = &textureKeyMessage;
-				entity->Destroy();
-				for (int i = 0; i < 10; i++) AddEntity(&typeStar, entity->x + 8, entity->y + 8)->star.col = 0xFFFFFF;
-			}
-		};
-	}
-	
-	{
-		static Texture texture;
-		CreateTexture(&texture, "lock_png");
-		typeLock.tag = tag++;
-		typeLock.texture = &texture;
-		typeLock.kill = true;
-		
-		typeLock.step = [] (Entity *entity) {
-			if (state.hasKey) {
-				for (int i = 0; i < 1; i++) AddEntity(&typeStar, entity->x + 8, entity->y + 8)->star.col = 0x000000;
-				entity->Destroy();
-			}
-		};
-	}
-	
-	{
-		static Texture texture;
-		CreateTexture(&texture, "moveblock_png");
-		typeSpin.tag = tag++;
-		typeSpin.texture = &texture;
-		typeSpin.kill = true;
-		typeSpin.w = 16;
-		typeSpin.h = 16;
-		typeSpin.texOffX = -4;
-		typeSpin.texOffY = -4;
-		
-		typeSpin.create = [] (Entity *entity) {
-			entity->spin.cx = entity->x;
-			entity->spin.cy = entity->y;
-		};
-		
-		typeSpin.step = [] (Entity *entity) {
-			entity->x = 60 * EsCRTcosf(entity->spin.th) + entity->spin.cx;
-			entity->y = 60 * EsCRTsinf(entity->spin.th) + entity->spin.cy;
-			entity->spin.th += 0.04f;
-		};
-	}
-	
-	{
-		static Texture msg1, msg2, msg3, num;
-		CreateTexture(&msg1, "end1_png");
-		CreateTexture(&msg2, "end2_png");
-		CreateTexture(&msg3, "end3_png");
-		CreateTexture(&num, "numbers_png");
-		
-		typeEnd.tag = tag++;
-		typeEnd.texture = &textureKey;
-		typeEnd.hide = true;
-		
-		typeEnd.create = [] (Entity *) {
-			state.player->Destroy();
-		};
-		
-		typeEnd.draw = [] (Entity *entity) {
-			float t = entity->stepIndex / 180.0f;
-			
-			if (t < 1) {
-				Draw(&msg1, 40, 150, -1, -1, 0, 0, -1, -1, FadeInOut(t));
-			} else if (t < 2) {
-				Draw(&msg2, 40, 150, -1, -1, 0, 0, -1, -1, FadeInOut(t - 1));
-			} else if (t < 3) {
-				Draw(&msg3, 40, 150, -1, -1, 0, 0, -1, -1, FadeInOut(t - 2));
-				
-				int p = state.deathCount;
-				char digits[10];
-				int dc = 0;
-				
-				if (p == 0) {
-					digits[dc++] = 0;
-				} else {
-					while (p) {
-						digits[dc++] = p % 10;
-						p /= 10;
-					}
-				}
-				
-				int w = dc * 16;
-				
-				for (int i = dc - 1; i >= 0; i--) {
-					Draw(&num, 40 + 150 - w / 2 + (dc - 1 - i) * 16, 
-						150 + 33, 16, 30, 16 * digits[i], 0, 16, 30, FadeInOut(t - 2));
-				}
-			} else {
-				ExitGame();
-			}
-		};
-	}
-	
-	state.checkX = GAME_SIZE / 2;
-	state.checkY = GAME_SIZE / 2 - 20;
-
-	size_t loadedStateBytes;
-	SaveState *loadedState = (SaveState *) EsFileReadAll("|Settings:/Save.dat", -1, &loadedStateBytes);
-	bool noSave = true;
-	
-	if (loadedStateBytes == sizeof(SaveState)) {
-		EsMemoryCopy(&state, loadedState, loadedStateBytes);
-
-		uint32_t oldCheck = state.check;
-		CalculateCheck();
-		EsAssert(oldCheck == state.check);
-		
-		noSave = false;
-	}
-	
-	LoadRoom();
-	
-	AddEntity(&typePlayer, state.checkX, state.checkY);
-
-	if (noSave) {
-		AddEntity(&typeShowMessage, 0, GAME_SIZE - 65)->texture = &textureControlsMessage;
-	}
-}
-
-void UpdateGame() {	
-	if (keysPressedEscape) {
-		ExitGame();
-	}
-	
-	for (int i = 0; i < MAX_ENTITIES; i++) {
-		if (state.entities[i].isUsed) {
-			state.entities[i].stepIndex++;
-			
-			state.entities[i].px += (state.entities[i].x - state.entities[i].px) * 0.5f;
-			state.entities[i].py += (state.entities[i].y - state.entities[i].py) * 0.5f;
-		}
-	}
-	
-	for (int i = 0; i < MAX_ENTITIES; i++) if (state.entities[i].isUsed && state.entities[i].stepAlways) state.entities[i].stepAlways(state.entities + i);
-	
-	for (int i = 0; i < MAX_ENTITIES; i++) if (state.entities[i].isUsed && state.entities[i].step) {
-		state.entities[i].step(state.entities + i);
-	}
-	
-	for (int i = 0; i < MAX_ENTITIES; i++) {
-		if (state.entities[i].isUsed && state.entities[i].isDestroyed) state.entities[i].isUsed = false;
-	}
-	
-	levelTick++;
-	
-	state.world %= 3;
-	
-	if (state.world == 0) {
-		backgroundColor = 0xbef1b1;
-	} else if (state.world == 1) {
-		backgroundColor = 0xcee5f1;
-	} else if (state.world == 2) {
-		backgroundColor = 0xf3bdf6;
-	}
-}
-
-void RenderGame() {	
-	for (int layer = -1; layer <= 3; layer++) {
-		for (int i = 0; i < MAX_ENTITIES; i++) {
-			Entity *entity = state.entities + i;
-			if (!entity->isUsed) continue;
-			if (entity->layer != layer) continue;
-			if (!entity->texture) continue;
-			if (entity->hide) continue;
-			
-			int frame = entity->stepsPerFrame >= 0 ? ((entity->stepIndex / entity->stepsPerFrame) % entity->frameCount) : (-entity->stepsPerFrame - 1);
-			Draw(entity->texture, (int) (entity->px + entity->texOffX + 0.5f), 
-				(int) (entity->py + entity->texOffY + 0.5f),
-				entity->texture->width, entity->texture->height / entity->frameCount,
-				0, entity->texture->height / entity->frameCount * frame, 
-				entity->texture->width, entity->texture->height / entity->frameCount);
-		}
-	}
-	
-	for (int i = 0; i < MAX_ENTITIES; i++) if (state.entities[i].isUsed && state.entities[i].draw      ) state.entities[i].draw      (state.entities + i);
-	for (int i = 0; i < MAX_ENTITIES; i++) if (state.entities[i].isUsed && state.entities[i].drawAfter ) state.entities[i].drawAfter (state.entities + i);
-	
-	if (state.hasKey) {
-		Draw(&textureKey, GAME_SIZE - 20, 4);
-	}
-}
-
-///////////////////////////////////////////////////////////
-
-int ProcessCanvasMessage(EsElement *element, EsMessage *message) {
-	if (message->type == ES_MSG_ANIMATE) {
-		message->animate.complete = false;
-		updateTimeAccumulator += message->animate.deltaMs / 1000.0;
-
-		while (updateTimeAccumulator > 1 / 60.0) {
-			{
-				EsGameControllerState state[ES_GAME_CONTROLLER_MAX_COUNT];
-				size_t count = EsGameControllerStatePoll(state);
-
-				for (uintptr_t i = 0; i < count; i++) {
-					if (state[i].buttons & (1 << 0) && (~previousControllerButtons[i] & (1 << 0))) {
-						keysPressedSpace = true;
-					} else if (state[i].buttons & (1 << 1) && (~previousControllerButtons[i] & (1 << 1))) {
-						keysPressedX = true;
-					}
-
-					previousControllerButtons[i] = state[i].buttons;
-				}
-			}
-
-			UpdateGame();
-			updateTimeAccumulator -= 1 / 60.0;
-			keysPressedSpace = keysPressedEscape = keysPressedX = false;
-		}
-
-		EsElementRepaint(element);
-	} else if (message->type == ES_MSG_KEY_DOWN && !message->keyboard.repeat) {
-		if (message->keyboard.scancode == ES_SCANCODE_SPACE || message->keyboard.scancode == ES_SCANCODE_Z) {
-			keysPressedSpace = true;
-		} else if (message->keyboard.scancode == ES_SCANCODE_ESCAPE) {
-			keysPressedEscape = true;
-		} else if (message->keyboard.scancode == ES_SCANCODE_X) {
-			keysPressedX = true;
-		}
-	} else if (message->type == ES_MSG_PAINT) {
-		EsPainter *painter = message->painter;
-		EsPaintTargetStartDirectAccess(painter->target, &targetBits, nullptr, nullptr, &targetStride);
-		targetBits = (uint32_t *) ((uint8_t *) targetBits + targetStride * painter->offsetY + 4 * painter->offsetX);
-		targetWidth = painter->width, targetHeight = painter->height;
-
-		gameScale = (float) painter->width / GAME_SIZE;
-		if (gameScale * GAME_SIZE > painter->height) gameScale = (float) painter->height / GAME_SIZE;
-		if (gameScale > 1) gameScale = EsCRTfloorf(gameScale);
-		gameWidth = GAME_SIZE * gameScale, gameHeight = GAME_SIZE * gameScale;
-		gameOffsetX = painter->width / 2 - gameWidth / 2;
-		gameOffsetY = painter->height / 2 - gameHeight / 2;
-
-		// TODO Clear margins.
-
-		Draw(&textureWhite, 0, 0, GAME_SIZE, GAME_SIZE, 0, 0, 1, 1, 1, 
-				((backgroundColor >> 16) & 0xFF) / 255.0f, 
-				((backgroundColor >> 8) & 0xFF) / 255.0f, 
-				((backgroundColor >> 0) & 0xFF) / 255.0f);
-
-		RenderGame();
-
-		EsPaintTargetEndDirectAccess(painter->target);
-	}
-
-	return 0;
-}
-
-void _start() {
-	_init();
-
-	while (true) {
-		EsMessage *message = EsMessageReceive();
-
-		if (message->type == ES_MSG_INSTANCE_CREATE) {
-			instance = EsInstanceCreate(message, BRAND);
-			EsWindow *window = instance->window;
-			EsPanel *container = EsPanelCreate(window, ES_CELL_FILL, ES_STYLE_PANEL_WINDOW_DIVIDER);
-			EsElement *canvas = EsCustomElementCreate(container, ES_CELL_FILL | ES_ELEMENT_FOCUSABLE, {});
-			canvas->messageUser = ProcessCanvasMessage;
-			EsElementStartAnimating(canvas);
-			EsElementFocus(canvas);
-			InitialiseGame();
-		}
-	}
-}
diff --git a/apps/fly.ini b/apps/fly.ini
deleted file mode 100644
index 65ad1f3..0000000
--- a/apps/fly.ini
+++ /dev/null
@@ -1,66 +0,0 @@
-[general]
-name=Fly
-
-[build]
-source=apps/fly.cpp
-
-[embed]
-bgm1_mid=res/Fly Assets/bgm1.mid
-bgm2_mid=res/Fly Assets/bgm2.mid
-bgm3_mid=res/Fly Assets/bgm3.mid
-block2_png=res/Fly Assets/block2.png
-block_png=res/Fly Assets/block.png
-check1_png=res/Fly Assets/check1.png
-check2_png=res/Fly Assets/check2.png
-controls_png=res/Fly Assets/controls.png
-dash_msg_png=res/Fly Assets/dash_msg.png
-end1_png=res/Fly Assets/end1.png
-end2_png=res/Fly Assets/end2.png
-end3_png=res/Fly Assets/end3.png
-key_msg_png=res/Fly Assets/key_msg.png
-key_png=res/Fly Assets/key.png
-lock_png=res/Fly Assets/lock.png
-moveblock_png=res/Fly Assets/moveblock.png
-numbers_png=res/Fly Assets/numbers.png
-player_png=res/Fly Assets/player.png
-powerup_png=res/Fly Assets/powerup.png
-R07_12_DAT=res/Fly Assets/R07_12.DAT
-R07_13_DAT=res/Fly Assets/R07_13.DAT
-R07_14_DAT=res/Fly Assets/R07_14.DAT
-R07_16_DAT=res/Fly Assets/R07_16.DAT
-R07_17_DAT=res/Fly Assets/R07_17.DAT
-R07_18_DAT=res/Fly Assets/R07_18.DAT
-R08_12_DAT=res/Fly Assets/R08_12.DAT
-R08_13_DAT=res/Fly Assets/R08_13.DAT
-R08_14_DAT=res/Fly Assets/R08_14.DAT
-R08_16_DAT=res/Fly Assets/R08_16.DAT
-R08_17_DAT=res/Fly Assets/R08_17.DAT
-R08_18_DAT=res/Fly Assets/R08_18.DAT
-R09_10_DAT=res/Fly Assets/R09_10.DAT
-R09_11_DAT=res/Fly Assets/R09_11.DAT
-R09_12_DAT=res/Fly Assets/R09_12.DAT
-R09_13_DAT=res/Fly Assets/R09_13.DAT
-R09_14_DAT=res/Fly Assets/R09_14.DAT
-R09_15_DAT=res/Fly Assets/R09_15.DAT
-R09_16_DAT=res/Fly Assets/R09_16.DAT
-R09_17_DAT=res/Fly Assets/R09_17.DAT
-R09_18_DAT=res/Fly Assets/R09_18.DAT
-R10_09_DAT=res/Fly Assets/R10_09.DAT
-R10_10_DAT=res/Fly Assets/R10_10.DAT
-R10_11_DAT=res/Fly Assets/R10_11.DAT
-R10_12_DAT=res/Fly Assets/R10_12.DAT
-R10_13_DAT=res/Fly Assets/R10_13.DAT
-R10_14_DAT=res/Fly Assets/R10_14.DAT
-R10_15_DAT=res/Fly Assets/R10_15.DAT
-R10_16_DAT=res/Fly Assets/R10_16.DAT
-R11_09_DAT=res/Fly Assets/R11_09.DAT
-R11_10_DAT=res/Fly Assets/R11_10.DAT
-R11_11_DAT=res/Fly Assets/R11_11.DAT
-R11_13_DAT=res/Fly Assets/R11_13.DAT
-R11_14_DAT=res/Fly Assets/R11_14.DAT
-R11_15_DAT=res/Fly Assets/R11_15.DAT
-R12_09_DAT=res/Fly Assets/R12_09.DAT
-R12_10_DAT=res/Fly Assets/R12_10.DAT
-R12_11_DAT=res/Fly Assets/R12_11.DAT
-star_png=res/Fly Assets/star.png
-white_png=res/Fly Assets/white.png
diff --git a/desktop/os.header b/desktop/os.header
index 3b8ea8f..9df07b9 100644
--- a/desktop/os.header
+++ b/desktop/os.header
@@ -419,8 +419,6 @@ define ES_PERMISSION_POSIX_SUBSYSTEM			(1 << 8)
 define ES_PERMISSION_ALL				((_EsLongConstant) (-1))
 define ES_PERMISSION_INHERIT				((_EsLongConstant) (1) << 63)
 
-define ES_PANEL_BAND_SIZE_DEFAULT              (-1)
-
 // Element flags - bits 0-31 for custom use; bits 32-63 common to all elements.
 
 define ES_ELEMENT_FOCUSABLE			((_EsLongConstant) (1) << 32)
@@ -455,6 +453,8 @@ define ES_CELL_V_SHRINK		((_EsLongConstant) (1) << 61)
 define ES_CELL_V_TOP            ((_EsLongConstant) (1) << 62)
 define ES_CELL_V_BOTTOM         ((_EsLongConstant) (1) << 63)
 
+define ES_PANEL_BAND_SIZE_DEFAULT              (-1)
+
 define ES_PANEL_STACK			(0) // Default.
 define ES_PANEL_SWITCHER		(1 << 0)
 define ES_PANEL_Z_STACK			(1 << 1)
@@ -471,6 +471,7 @@ define ES_PANEL_HORIZONTAL		(1 << 8)
 define ES_PANEL_REVERSE 		(1 << 9) // Reverse layout is not supported with ES_PANEL_TABLE yet.
 
 // For ES_PANEL_TABLE.
+// TODO Implement these!
 define ES_PANEL_H_LEFT			(1 << 16)
 define ES_PANEL_H_RIGHT			(1 << 17)
 define ES_PANEL_H_CENTER		(1 << 18)
@@ -542,6 +543,7 @@ define ES_FONT_SERIF 		(0xFFFE)
 define ES_FONT_MONOSPACED 	(0xFFFD)
 
 define ES_FONT_REGULAR		(4)
+define ES_FONT_SEMIBOLD 	(6)
 define ES_FONT_BOLD 		(7)
 
 define ES_TEXT_FIGURE_DEFAULT	(0)
@@ -2047,6 +2049,7 @@ function uint32_t EsColorBlend(uint32_t under, uint32_t over, bool fullAlpha);
 function uint32_t EsColorConvertToRGB(float h, float s, float v); // 0 <= hue < 6; 0 <= saturation <= 1; 0 <= value <= 1.
 function bool EsColorConvertToHSV(uint32_t color, float *h, float *s, float *v);
 function uint32_t EsColorParse(STRING string);
+function uint32_t EsColorInterpolate(uint32_t from, uint32_t to, float progress);
 
 function void EsDrawBitmap(EsPainter *painter, EsRectangle region, uint32_t *bits, uintptr_t stride, uint16_t mode); // OR mode with alpha.
 function void EsDrawBitmapScaled(EsPainter *painter, EsRectangle destinationRegion, EsRectangle sourceRegion, uint32_t *bits, uintptr_t stride, uint16_t alpha); // Set alpha to 0xFFFF if source is opaque.
@@ -2060,6 +2063,7 @@ function void EsDrawRoundedRectangle(EsPainter *painter, EsRectangle bounds, EsD
 function bool EsDrawStandardIcon(EsPainter *painter, uint32_t id, int size, EsRectangle region, EsDeviceColor color);
 function void EsDrawPaintTarget(EsPainter *painter, EsPaintTarget *source, EsRectangle destinationRegion, EsRectangle sourceRegion, uint8_t alpha); 
 function void EsDrawText(EsPainter *painter, EsTextPlan *plan, EsRectangle bounds, EsRectangle *clip = ES_NULL, EsTextSelection *selectionProperties = ES_NULL); 
+function void EsDrawTextSimple(EsPainter *painter, EsElement *element, EsRectangle bounds, const char *string, ptrdiff_t stringBytes, EsTextStyle style, uint32_t flags = ES_FLAGS_DEFAULT); 
 function void EsDrawTextLayers(EsPainter *painter, EsTextPlan *plan, EsRectangle bounds, EsTextSelection *selectionProperties = ES_NULL); 
 function void EsDrawVectorFile(EsPainter *painter, EsRectangle bounds, const void *data, size_t dataBytes);
 
diff --git a/desktop/prefix.h b/desktop/prefix.h
index f728d6c..3b0df81 100644
--- a/desktop/prefix.h
+++ b/desktop/prefix.h
@@ -84,6 +84,7 @@ ES_EXTERN_C __attribute__((noreturn)) void _EsCRTlongjmp(EsCRTjmp_buf *env, int
 
 #define ES_RECT_1(x) ((EsRectangle) { (int32_t) (x), (int32_t) (x), (int32_t) (x), (int32_t) (x) })
 #define ES_RECT_1I(x) ((EsRectangle) { (int32_t) (x), (int32_t) -(x), (int32_t) (x), (int32_t) -(x) })
+#define ES_RECT_1S(x) ((EsRectangle) { 0, (int32_t) (x), 0, (int32_t) (x) })
 #define ES_RECT_2(x, y) ((EsRectangle) { (int32_t) (x), (int32_t) (x), (int32_t) (y), (int32_t) (y) })
 #define ES_RECT_2I(x, y) ((EsRectangle) { (int32_t) (x), (int32_t) -(x), (int32_t) (y), (int32_t) -(y) })
 #define ES_RECT_2S(x, y) ((EsRectangle) { 0, (int32_t) (x), 0, (int32_t) (y) })
diff --git a/desktop/styles.header b/desktop/styles.header
index ace1382..4b4823d 100644
--- a/desktop/styles.header
+++ b/desktop/styles.header
@@ -104,6 +104,7 @@ define ES_STYLE_TEXT_LABEL (ES_STYLE_CAST(1391))
 define ES_STYLE_TEXT_LABEL_INVERTED (ES_STYLE_CAST(1393))
 define ES_STYLE_TEXT_LABEL_SECONDARY (ES_STYLE_CAST(1395))
 define ES_STYLE_TEXT_PARAGRAPH (ES_STYLE_CAST(1397))
+define ES_STYLE_TEXT_PARAGRAPH_SECONDARY (ES_STYLE_CAST(1635))
 define ES_STYLE_TEXT_TOOLBAR (ES_STYLE_CAST(1553))
 define ES_STYLE_TEXTBOX_BORDERED_MULTILINE (ES_STYLE_CAST(1399))
 define ES_STYLE_TEXTBOX_BORDERED_SINGLE (ES_STYLE_CAST(1401))
diff --git a/desktop/text.cpp b/desktop/text.cpp
index 9b2ee65..ce3ad60 100644
--- a/desktop/text.cpp
+++ b/desktop/text.cpp
@@ -2566,6 +2566,15 @@ void EsDrawText(EsPainter *painter, EsTextPlan *plan, EsRectangle bounds, EsRect
 	painter->clip = oldClip;
 }
 
+void EsDrawTextSimple(EsPainter *painter, EsElement *element, EsRectangle bounds, const char *string, ptrdiff_t stringBytes, EsTextStyle style, uint32_t flags) {
+	EsTextPlanProperties properties = {};
+	properties.flags = ES_TEXT_PLAN_SINGLE_USE | flags;
+	EsTextRun textRuns[2] = {};
+	textRuns[0].style = style;
+	textRuns[1].offset = stringBytes == -1 ? EsCStringLength(string) : stringBytes;
+	EsDrawText(painter, EsTextPlanCreate(element, &properties, bounds, string, textRuns, 1), bounds); 
+}
+
 #elif defined(TEXT_ELEMENTS)
 
 // --------------------------------- Markup parsing.
diff --git a/desktop/theme.cpp b/desktop/theme.cpp
index b8dce35..09908df 100644
--- a/desktop/theme.cpp
+++ b/desktop/theme.cpp
@@ -1465,25 +1465,8 @@ ThemeVariant ThemeAnimatingPropertyInterpolate(ThemeAnimatingProperty *property,
 		float to = *(float *) (layerData + dataOffset);
 		return (ThemeVariant) { .f32 = (float) LinearInterpolate(property->from.f32, to, position) };
 	} else if (property->type == THEME_OVERRIDE_COLOR) {
-		uint32_t from = property->from.u32;
 		uint32_t to = *(uint32_t *) (layerData + dataOffset);
-
-		float fa = ((from >> 24) & 0xFF) / 255.0f;
-		float fb = ((from >> 16) & 0xFF) / 255.0f;
-		float fg = ((from >>  8) & 0xFF) / 255.0f;
-		float fr = ((from >>  0) & 0xFF) / 255.0f;
-		float ta = ((to   >> 24) & 0xFF) / 255.0f;
-		float tb = ((to   >> 16) & 0xFF) / 255.0f;
-		float tg = ((to   >>  8) & 0xFF) / 255.0f;
-		float tr = ((to   >>  0) & 0xFF) / 255.0f;
-
-		if (fa && !ta) { tr = fr, tg = fg, tb = fb; }
-		if (ta && !fa) { fr = tr, fg = tg, fb = tb; }
-
-		return (ThemeVariant) { .u32 = (uint32_t) (LinearInterpolate(fr, tr, position) * 255.0f) << 0
-			| (uint32_t) (LinearInterpolate(fg, tg, position) * 255.0f) << 8
-			| (uint32_t) (LinearInterpolate(fb, tb, position) * 255.0f) << 16
-			| (uint32_t) ((fa + (ta - fa) * position) * 255.0f) << 24 };
+		return (ThemeVariant) { .u32 = EsColorInterpolate(property->from.u32, to, position) };
 	} else {
 		EsAssert(false);
 		return {};
@@ -2188,7 +2171,7 @@ bool UIStyle::IsRegionCompletelyOpaque(EsRectangle region, int width, int height
 
 void EsDrawRoundedRectangle(EsPainter *painter, EsRectangle bounds, EsDeviceColor mainColor, EsDeviceColor borderColor, EsRectangle borderSize, const uint32_t *cornerRadii) {
 	ThemeLayer layer = {};
-	uint8_t info[sizeof(ThemeLayerBox) + sizeof(ThemePaintSolid) * 2];
+	uint8_t info[sizeof(ThemeLayerBox) + sizeof(ThemePaintSolid) * 2] = {};
 
 	ThemeLayerBox *infoBox = (ThemeLayerBox *) info;
 	infoBox->borders = { (int8_t) borderSize.l, (int8_t) borderSize.r, (int8_t) borderSize.t, (int8_t) borderSize.b };
diff --git a/res/Fly Assets/R07_12.DAT b/res/Fly Assets/R07_12.DAT
deleted file mode 100644
index f432ca9..0000000
Binary files a/res/Fly Assets/R07_12.DAT and /dev/null differ
diff --git a/res/Fly Assets/R07_13.DAT b/res/Fly Assets/R07_13.DAT
deleted file mode 100644
index 4a92c5d..0000000
Binary files a/res/Fly Assets/R07_13.DAT and /dev/null differ
diff --git a/res/Fly Assets/R07_14.DAT b/res/Fly Assets/R07_14.DAT
deleted file mode 100644
index a239e85..0000000
Binary files a/res/Fly Assets/R07_14.DAT and /dev/null differ
diff --git a/res/Fly Assets/R07_16.DAT b/res/Fly Assets/R07_16.DAT
deleted file mode 100644
index 4ed0aa9..0000000
Binary files a/res/Fly Assets/R07_16.DAT and /dev/null differ
diff --git a/res/Fly Assets/R07_17.DAT b/res/Fly Assets/R07_17.DAT
deleted file mode 100644
index 513b28d..0000000
Binary files a/res/Fly Assets/R07_17.DAT and /dev/null differ
diff --git a/res/Fly Assets/R07_18.DAT b/res/Fly Assets/R07_18.DAT
deleted file mode 100644
index 90fd167..0000000
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diff --git a/res/Fly Assets/R08_12.DAT b/res/Fly Assets/R08_12.DAT
deleted file mode 100644
index 89b732d..0000000
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diff --git a/res/Fly Assets/R08_13.DAT b/res/Fly Assets/R08_13.DAT
deleted file mode 100644
index ebb7c06..0000000
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diff --git a/res/Fly Assets/R08_14.DAT b/res/Fly Assets/R08_14.DAT
deleted file mode 100644
index c3ee183..0000000
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diff --git a/res/Fly Assets/R08_16.DAT b/res/Fly Assets/R08_16.DAT
deleted file mode 100644
index 7532e44..0000000
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diff --git a/res/Fly Assets/R08_17.DAT b/res/Fly Assets/R08_17.DAT
deleted file mode 100644
index dea0d0c..0000000
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diff --git a/res/Fly Assets/R08_18.DAT b/res/Fly Assets/R08_18.DAT
deleted file mode 100644
index d2fa08d..0000000
Binary files a/res/Fly Assets/R08_18.DAT and /dev/null differ
diff --git a/res/Fly Assets/R09_10.DAT b/res/Fly Assets/R09_10.DAT
deleted file mode 100644
index 885a1c3..0000000
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diff --git a/res/Fly Assets/R09_11.DAT b/res/Fly Assets/R09_11.DAT
deleted file mode 100644
index 14167f6..0000000
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diff --git a/res/Fly Assets/R09_12.DAT b/res/Fly Assets/R09_12.DAT
deleted file mode 100644
index 90b51fa..0000000
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diff --git a/res/Fly Assets/R09_13.DAT b/res/Fly Assets/R09_13.DAT
deleted file mode 100644
index 6a73a66..0000000
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diff --git a/res/Fly Assets/R09_14.DAT b/res/Fly Assets/R09_14.DAT
deleted file mode 100644
index 92773b3..0000000
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diff --git a/res/Fly Assets/R09_15.DAT b/res/Fly Assets/R09_15.DAT
deleted file mode 100644
index b8d4e90..0000000
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diff --git a/res/Fly Assets/R09_16.DAT b/res/Fly Assets/R09_16.DAT
deleted file mode 100644
index 31f1e53..0000000
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diff --git a/res/Fly Assets/R09_17.DAT b/res/Fly Assets/R09_17.DAT
deleted file mode 100644
index 432130c..0000000
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diff --git a/res/Fly Assets/R09_18.DAT b/res/Fly Assets/R09_18.DAT
deleted file mode 100644
index 2f180b0..0000000
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diff --git a/res/Fly Assets/R10_09.DAT b/res/Fly Assets/R10_09.DAT
deleted file mode 100644
index 1c2a80a..0000000
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diff --git a/res/Fly Assets/R10_10.DAT b/res/Fly Assets/R10_10.DAT
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diff --git a/res/Fly Assets/bgm1.mid b/res/Fly Assets/bgm1.mid
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diff --git a/res/Fly Assets/block.png b/res/Fly Assets/block.png
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diff --git a/res/Fly Assets/check1.png b/res/Fly Assets/check1.png
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diff --git a/res/Fly Assets/controls.png b/res/Fly Assets/controls.png
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diff --git a/res/Fly Assets/dash_msg.png b/res/Fly Assets/dash_msg.png
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diff --git a/res/Fly Assets/key.png b/res/Fly Assets/key.png
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diff --git a/res/Fly Assets/key_msg.png b/res/Fly Assets/key_msg.png
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diff --git a/res/Fly Assets/lock.png b/res/Fly Assets/lock.png
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diff --git a/res/Fly Assets/moveblock.png b/res/Fly Assets/moveblock.png
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diff --git a/res/Fly Assets/numbers.png b/res/Fly Assets/numbers.png
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diff --git a/res/Fly Assets/player.png b/res/Fly Assets/player.png
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diff --git a/res/Fly Assets/powerup.png b/res/Fly Assets/powerup.png
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diff --git a/res/Fly Assets/star.png b/res/Fly Assets/star.png
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diff --git a/res/Fly Assets/white.png b/res/Fly Assets/white.png
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diff --git a/res/Theme Source.dat b/res/Theme Source.dat
index d86a5d9..b11971f 100644
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diff --git a/res/Themes/Theme.dat b/res/Themes/Theme.dat
index 6db90e4..40d687d 100644
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diff --git a/shared/math.cpp b/shared/math.cpp
index f8e88bf..911eea9 100644
--- a/shared/math.cpp
+++ b/shared/math.cpp
@@ -100,6 +100,25 @@ EsRectangle EsRectangleLinearInterpolate(EsRectangle from, EsRectangle to, float
 			LinearInterpolate(from.t, to.t, progress), LinearInterpolate(from.b, to.b, progress));
 }
 
+uint32_t EsColorInterpolate(uint32_t from, uint32_t to, float progress) {
+	float fa = ((from >> 24) & 0xFF) / 255.0f;
+	float fb = ((from >> 16) & 0xFF) / 255.0f;
+	float fg = ((from >>  8) & 0xFF) / 255.0f;
+	float fr = ((from >>  0) & 0xFF) / 255.0f;
+	float ta = ((to   >> 24) & 0xFF) / 255.0f;
+	float tb = ((to   >> 16) & 0xFF) / 255.0f;
+	float tg = ((to   >>  8) & 0xFF) / 255.0f;
+	float tr = ((to   >>  0) & 0xFF) / 255.0f;
+
+	if (fa && !ta) { tr = fr, tg = fg, tb = fb; }
+	if (ta && !fa) { fr = tr, fg = tg, fb = tb; }
+
+	return (uint32_t) (LinearInterpolate(fr, tr, progress) * 255.0f) << 0
+		| (uint32_t) (LinearInterpolate(fg, tg, progress) * 255.0f) << 8
+		| (uint32_t) (LinearInterpolate(fb, tb, progress) * 255.0f) << 16
+		| (uint32_t) (LinearInterpolate(fa, ta, progress) * 255.0f) << 24;
+}
+
 float RubberBand(float original, float target) {
 	float sign = SignFloat(original - target);
 	float distance = AbsoluteFloat(original - target);
diff --git a/shared/strings.cpp b/shared/strings.cpp
index 4c9bb2a..c3a1d45 100644
--- a/shared/strings.cpp
+++ b/shared/strings.cpp
@@ -264,6 +264,16 @@ DEFINE_INTERFACE_STRING(FileManagerListContextActions, "Actions");
 DEFINE_INTERFACE_STRING(FileManagerCopyTask, "Copying" ELLIPSIS);
 DEFINE_INTERFACE_STRING(FileManagerMoveTask, "Moving" ELLIPSIS);
 
+// 2048.
+
+DEFINE_INTERFACE_STRING(Game2048Score, "Score:");
+DEFINE_INTERFACE_STRING(Game2048Instructions, "Use the \aw6]arrow-keys\a] to slide the tiles. When matching tiles touch, they \aw6]merge\a] into one. Try to create the number \aw6]2048\a]!");
+DEFINE_INTERFACE_STRING(Game2048GameOver, "Game over");
+DEFINE_INTERFACE_STRING(Game2048GameOverExplanation, "There are no valid moves left.");
+DEFINE_INTERFACE_STRING(Game2048NewGame, "New game");
+DEFINE_INTERFACE_STRING(Game2048HighScore, "High score: \aw6]%d\a]");
+DEFINE_INTERFACE_STRING(Game2048NewHighScore, "You reached a new high score!");
+
 // TODO System Monitor.
 
 #pragma GCC diagnostic pop
diff --git a/util/api_table.ini b/util/api_table.ini
index 5d03d9d..d867a8a 100644
--- a/util/api_table.ini
+++ b/util/api_table.ini
@@ -440,3 +440,5 @@ EsTextboxSetFont=438
 EsTextboxSetTextSize=439
 EsRectangleLinearInterpolate=440
 EsDrawRoundedRectangle=441
+EsDrawTextSimple=442
+EsColorInterpolate=443