big bang

2026-03-23 21:24:35 +07:00
commit 973a01fc09
4 changed files with 382 additions and 0 deletions
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+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+macroquad = "0.4.14"
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+#![allow(clippy::cast_precision_loss)]
+
+use macroquad::prelude::*;
+
+struct Matrix {
+    cells: Vec<Vec<bool>>,
+    width: usize,
+    height: usize,
+    visible: usize,
+}
+
+impl Matrix {
+    fn new(width: usize, height: usize, visible: usize) -> Self {
+        Self {
+            cells: vec![vec![false; width]; height],
+            width,
+            height,
+            visible,
+        }
+    }
+
+    fn visible_cells(&self) -> &[Vec<bool>] {
+        &self.cells[self.height - self.visible..]
+    }
+}
+
+// dry stands for do repeat yourself :3
+struct SideMatrix {
+    cells: Vec<Vec<bool>>,
+    width: usize,
+    // height: usize,
+}
+
+impl SideMatrix {
+    fn new(width: usize, height: usize) -> Self {
+        Self {
+            cells: vec![vec![false; width]; height],
+            width,
+            // height,
+        }
+    }
+}
+
+fn draw_matrix(matrix: &Matrix, x: f32, y: f32, cell_size: f32) {
+    for (i, row) in matrix.visible_cells().iter().enumerate() {
+        for (j, _) in row.iter().enumerate() {
+            let color = if (i + j) % 2 == 0 { RED } else { YELLOW };
+
+            draw_rectangle(
+                x + j as f32 * cell_size,
+                y + i as f32 * cell_size,
+                cell_size,
+                cell_size,
+                color,
+            );
+        }
+    }
+}
+
+fn draw_side_matrix(matrix: &SideMatrix, x: f32, y: f32, cell_size: f32) {
+    for (i, row) in matrix.cells.iter().enumerate() {
+        for (j, _) in row.iter().enumerate() {
+            let color = if (i + j) % 2 == 0 { RED } else { YELLOW };
+
+            draw_rectangle(
+                x + j as f32 * cell_size,
+                y + i as f32 * cell_size,
+                cell_size,
+                cell_size,
+                color,
+            );
+        }
+    }
+}
+
+#[macroquad::main("tetrus")]
+async fn main() {
+    let matrix = Matrix::new(10, 40, 20);
+    let hold = SideMatrix::new(4, 4);
+    let preview = SideMatrix::new(4, 20);
+
+    let margin_px: f32 = 20.0;
+    let gap_cells: f32 = 1.0; // gap between hold, main, and preview matrix, in cells unit
+
+    loop {
+        clear_background(BLACK);
+
+        let cell_px = (screen_height() - margin_px * 2.0) / matrix.visible as f32;
+        let gap_px = gap_cells * cell_px;
+
+        let hold_x = margin_px;
+        let main_x = hold_x + hold.width as f32 * cell_px + gap_px;
+        let preview_x = main_x + matrix.width as f32 * cell_px + gap_px;
+        let top_y = margin_px;
+
+        draw_side_matrix(&hold, hold_x, top_y, cell_px);
+        draw_matrix(&matrix, main_x, top_y, cell_px);
+        draw_side_matrix(&preview, preview_x, top_y, cell_px);
+
+        next_frame().await;
+    }
+}