Edited struct, added functions

tetris-main.c

 #include "tetris-struct.h"
+#include "raylib.h"
+#include <stdio.h>
 
 int main(){
+    
+    const int screenWidth = 1280;
+    const int screenHeight = 720;
+    InitWindow(screenWidth, screenHeight, "Tetris");
+    SetTargetFPS(60);
+    
+    while(!WindowShouldClose()){
+        BeginDrawing();
+        
+        ClearBackground(RAYWHITE);
+        
+        EndDrawing();
+    }
+    CloseWindow();
+    
+    Grid grid = gridInit();
 
+    while(!gameOver(grid)){
+        Piece piece = pieceInit();
+
+        while(canMove(piece, grid)){
+            move(piece);
+        }
+        addPieceToGrid(piece, grid);
+    }
 }
\ No newline at end of file

tetris-struct.c

@@ -4,43 +4,94 @@
 
 Grid gridInit(){
     Grid g;
-    g.matrix = calloc(g.width, sizeof(Square*));
+    g.grid = calloc(g.width, sizeof(Square*));
 
     for(int i = 0; i < g.width; i++){
-        g.matrix[i] = calloc(g.height, sizeof(Square));
+        g.grid[i] = calloc(g.height, sizeof(Square));
     }
+    
+    return g;
+}
 
-    g.matrix = squareMatrixInit(g.matrix, g.width, g.height);
+Piece pieceInit(){
+    Piece p;
+    p.squares = calloc(p.size, sizeof(Square));
 
-    return g;
+    return p;
+}
+
+bool gameOver(Grid grid){
+    return height(grid) == grid.height;
+}
+
+int height(Grid g){
+    int height = 0;
+    int height_p;
+
+    for(int i = 0; i < g.width; i++){
+        height_p = heightColumn(g.grid[i], g.height);
+
+        if(height_p > height){
+            height = height_p;
+        }
+    }
 }
 
-Square squareInit(){
-    Square sq;
-    sq.isFilled = false;
+int heightColumn(Square* column, int size){
+    int height = 0;
+    int y;
 
-    return sq;
+    for(int i = 0; i < size; i++){
+        if(column[i] != NULL){
+            y = column[i]->position[1]; 
+        
+            if(y+1 > height){
+                height = y+1;
+            }
+        }
+        
+    }
+
+    return height;
 }
 
-Square** squareMatrixInit(Square** matrix, int width, int height){
-    for(int i = 0; i < width; i++){
-        for(int j = 0; j < height; j++){
-            matrix[i][j] = squareInit();
+bool canMove(Piece piece, Grid grid){
+    int x, y;
+
+    for(int i = 0; i < piece.size; i++){
+        if(!canMoveSquare(piece.squares[i], grid)){
+            return false;
         }
     }
-    return matrix;
+    return true;
 }
 
-Piece pieceInit(){
-    Piece p;
-    p.matrix = calloc(p.size, sizeof(Square*));
+bool canMoveSquare(Square sq, Grid g){
+    int x = sq->position[0];
+    int y = sq->position[1];
+    
+    return (y != 0 || y == heightColumn(g.grid[x], g.height));
+}
 
-    for(int i = 0; i < p.size; i++){
-        p.matrix[i] = calloc(p.size, sizeof(Square));
+void move(Piece piece){
+    for(int i = 0; i < piece.size; i++){
+        moveSquare(piece.squares[i]);
     }
+}
 
-    p.matrix = squareMatrixInit(p.matrix, p.size, p.size);
+void moveSquare(Square sq){
+    sq->position[1] --;
+}
 
-    return p;
+void addPieceToGrid(Piece piece, Grid grid){
+    for(int i = 0; i < piece.size; i++){
+        addSquareToGrid(piece.squares[i], grid);
+    }
 }
 
+void addSquareToGrid(Square sq, Grid g){
+    int x = sq->position[0];
+    int y = sq->position[1];
+    
+    g.grid[x][y] = sq;
+}
\ No newline at end of file

tetris-struct.h

 #include <stdbool.h>
 
-typedef struct Square{
-    int size;
-    bool isFilled;
+typedef struct square_s{
+    int* position;
+    int coordSize;
 
-} Square;
+    int color;
 
-typedef struct Grid
-{
-    int height = 20;
-    int width = 10;
+} square_s;
+typedef square_s* Square;
 
-    Square** matrix;
-} Grid;
+typedef struct Grid{
+    Square** grid;
 
-typedef struct Piece
-{
-    int size = 4;
+    int width;
+    int height;
+} Grid;
 
-    Square** matrix;
+typedef struct Piece{
+    Square* squares;
+    int size;
 } Piece;
 
 Grid gridInit();
-Square squareInit();
-Square** squareMatrixInit(Square** matrix, int width, int height);
+Grid initSquares(Grid g);
 Piece pieceInit();
 
-void down();
-void move();
-void rotate();
\ No newline at end of file
+bool gameOver(Grid grid);
+int height(Grid g);
+int heightColumn(Square* column, int size);
+
+bool canMove(Piece piece, Grid grid);
+bool canMoveSquare(Square sq, Grid g);
+
+void move(Piece piece);
+void moveSquare(Square sq);
+
+void addPieceToGrid(Piece piece, Grid grid);
+void addSquareToGrid(Square sq, Grid g);
\ No newline at end of file