cleanup core and do a bit on opengl

6 files changed, 147 insertions, 129 deletions

diff --git a/core/cetris.c b/core/cetris.c
index 5387ff1..0ae1517 100644
--- a/core/cetris.c
+++ b/core/cetris.c
@@ -5,6 +5,8 @@
 #include <stdbool.h>

 

 #include "cetris.h"

+#include "types.h"

+#include "matrix.h"

 

 #ifdef BUILD_TESTS

 #include "test.h"

@@ -17,15 +19,10 @@ static void update_board(cetris_game* g);
 static void lock_current(cetris_game* g);

 static void move_current(cetris_game* g, input_t move);

 static void hard_drop(cetris_game* g);

-static void rotate_matrix(cetris_game* g, bool clockwise);

-static void set_matrix(cetris_game* g, piece_matrix* m);

-static i8 check_matrix(cetris_game* g, piece_matrix* m);

+static void rotate_piece(cetris_game* g, bool clockwise);

 static void init_piece_queue(cetris_game* g);

 static void shuffle_queue(cetris_game* g);

-static void next_piece(cetris_game* g);

-static void lock_current(cetris_game* g);

 static void make_ghosts(cetris_game* g);

-static void update_board(cetris_game* g);

 static void add_score(cetris_game* g, u8 lines);

 static void reset_tetrimino(tetrimino* t);

 

@@ -54,59 +51,6 @@ static const vec2 srs_wall_kicks_i[8][5] = {
   { {0, 0}, {-1, 0}, {2, 0},  {-1,2},  {2,-1}  }  // 0->L

 };

 

-/* DEFAULT MATRIX FOR EACH POSSIBLE TETRIMINO */

-

-static const piece_matrix default_matrices[7] = {

-  { 

-    { 0, 0, 0, 0 },

-    { 0, 1, 1, 0 }, 

-    { 0, 1, 1, 0 },

-    { 0, 0, 0, 0 }

-  }, 

-

-  { 

-    { 0, 0, 0, 0 },

-    { 1, 1, 1, 1 },

-    { 0, 0, 0, 0 },

-    { 0, 0, 0, 0 }

-  },

-

-  { 

-    { 0, 0, 0, 0 },

-    { 0, 1, 1, 0 },

-    { 1, 1, 0, 0 },

-    { 0, 0, 0, 0 }

-  },

-

-  { 

-    { 0, 0, 0, 0 },

-    { 1, 1, 0, 0 },

-    { 0, 1, 1, 0 },

-    { 0, 0, 0, 0 }

-  },

-  

-  { 

-    { 0, 0, 0, 0 },

-    { 0, 0, 1, 0 },

-    { 1, 1, 1, 0 },

-    { 0, 0, 0, 0 }

-  },

-

-  { 

-    { 0, 0, 0, 0 },

-    { 1, 0, 0, 0 },

-    { 1, 1, 1, 0 },

-    { 0, 0, 0, 0 }

-  },

-

-  { 

-    { 0, 0, 0, 0 },

-    { 0, 1, 0, 0 },

-    { 1, 1, 1, 0 },

-    { 0, 0, 0, 0 }

-  }

-};

-

 static const vec2 basic_movements[5] = {

   {0, 0}, {0, 1}, {0, 1}, {1, 0}, {-1, 0} // NONE, DOWN, USER_DOWN, RIGHT, LEFT

 };

@@ -267,7 +211,7 @@ void update_board(cetris_game* g) {
     }

     // remove tick only tracked on first block of line

     if (g->board[0][y].remove_tick && g->board[0][y].remove_tick <= g->tick) {

-      for (i8 s = y - 1; s >= 0; s--) {

+      for (s8 s = y - 1; s >= 0; s--) {

         for (u8 x = 0; x < CETRIS_BOARD_X; x++) {

           g->board[x][s + 1] = g->board[x][s];

         }

@@ -343,10 +287,10 @@ void move_piece(cetris_game* g, input_t move) {
       hard_drop(g);

       break;

     case ROTATE_CW:

-      rotate_matrix(g, 1);

+      rotate_piece(g, 1);

       break;

     case ROTATE_CCW:

-      rotate_matrix(g, 0);

+      rotate_piece(g, 0);

       break;

   }

 }

@@ -378,65 +322,34 @@ void move_current(cetris_game* g, input_t move) {
   g->current.pos.y += basic_movements[move].y; 

   g->current.pos.x += basic_movements[move].x;

 

-  i8 check = check_matrix(g, &g->current.m); 

+  s8 check = check_matrix(g, &g->current.m); 

   if (check <= 0) {

     g->current.pos.y -= basic_movements[move].y; 

     g->current.pos.x -= basic_movements[move].x;

 

-    if (move == USER_DOWN) g->score++;

     if (move == DOWN && check == -1 && !g->current.lock_tick) {

       g->current.lock_tick = g->tick + CETRIS_LOCK_DELAY;

     }

+  } else {

+    if (move == USER_DOWN) g->score++;

+    if ((move == DOWN) | (move == USER_DOWN))

+      g->current.lock_tick = 0;

   }

 

   update_board(g);

 }

 

-i8 check_matrix(cetris_game* g, piece_matrix* m) {

-  for (i8 y = 0; y < 4; y++) {

-    for (i8 x = 0; x < 4; x++) {

-      vec2 r = (vec2){x + g->current.pos.x, y + g->current.pos.y};

-      if (r.y < 0) continue;

-      if ((*m)[y][x]) {

-        if (r.x >= CETRIS_BOARD_X || r.x < 0) return 0;

-        if (r.y >= CETRIS_BOARD_Y) return -1;

-        if (g->board[r.x][r.y].occupied && 

-            g->board[r.x][r.y].constant) return -1;

-      }

-    }

-  }

-  return 1;

-}

-

-void set_matrix(cetris_game* g, piece_matrix* m) {

-  for (i8 y = 0; y < 4; y++) {

-    for (i8 x = 0; x < 4; x++) {

-      vec2 r = (vec2){x + g->current.pos.x, y + g->current.pos.y};

-      if ((*m)[y][x]) {

-        if (r.y >= 0) {

-          g->board[r.x][r.y].occupied = true;

-          g->board[r.x][r.y].c = g->current.c;

-        }

-        if (g->current.ghost_y + y >= 0)

-          if (r.y != (g->current.ghost_y + y))

-            g->board[r.x][g->current.ghost_y + y].ghost = true;

-      }

-    }

-  }

-}

-

 void hard_drop(cetris_game* g) {

   if (g->game_over || g->next_piece_tick) return;

 

-  bool drop = false;

   u8 drop_count = 0;

-  while (!drop) {

+  while (true) {

     g->current.pos.y++;

     drop_count++;

     if (check_matrix(g, &g->current.m) <= 0) {

       g->current.pos.y--;

       drop_count--;

-      drop = true;

+      break;

     }

   }

   

@@ -446,7 +359,7 @@ void hard_drop(cetris_game* g) {
   lock_current(g);

 }

 

-void rotate_matrix(cetris_game* g, bool clockwise) {

+void rotate_piece(cetris_game* g, bool clockwise) {

   if (g->game_over || g->next_piece_tick) return;

   if (g->current.t == O) return;

   

@@ -490,24 +403,7 @@ void rotate_matrix(cetris_game* g, bool clockwise) {
   piece_matrix m;

   memset(m, 0, sizeof(piece_matrix));

 

-  for (u8 x = 0; x < 4; x++) {

-    for (u8 y = 0; y < 4; y++) {

-      if (g->current.m[y][x]) {

-        u8 new_x = (clockwise) ? 1 - (y - 2) : 1 + (y - 2);

-        u8 new_y = (clockwise) ? 2 + (x - 1) : 2 - (x - 1);

-

-        if (g->current.t == I) {

-          if (clockwise) {

-            new_y--;

-          } else {

-            new_x++;

-          }

-        }

-

-        m[new_y][new_x] = 1;

-      }

-    }

-  }

+  rotate_matrix(g, &m, clockwise);

 

   vec2 kick;

   bool set_current = false;

diff --git a/core/cetris.h b/core/cetris.h
index 0232e4a..5c5a391 100644
--- a/core/cetris.h
+++ b/core/cetris.h
@@ -1,6 +1,5 @@
 #pragma once

 

-#include <stdint.h>

 #include <stdbool.h>

 

 #include "types.h"

@@ -18,9 +17,7 @@
 #define CETRIS_LOCK_DELAY 30 

 #define CETRIS_WAIT_ON_CLEAR 0

 

-#define CETRIS_STARTING_LEVEL 1

-

-typedef u8 piece_matrix[4][4];

+#define CETRIS_STARTING_LEVEL 11

 

 typedef enum {

   O, I, S, Z, L, J, T

@@ -49,7 +46,7 @@ typedef struct {
   rstate r;

   color c;

   piece_matrix m;

-  i8 ghost_y;

+  s8 ghost_y;

   vec2 pos;

   u32 lock_tick;

   bool locked;

diff --git a/core/matrix.c b/core/matrix.c
new file mode 100644
index 0000000..ba32bfb
--- /dev/null
+++ b/core/matrix.c
@@ -0,0 +1,110 @@
+#include <stdbool.h>
+
+#include "types.h"
+#include "cetris.h"
+#include "matrix.h"
+
+piece_matrix default_matrices[7] = {
+  { 
+    { 0, 0, 0, 0 },
+    { 0, 1, 1, 0 }, 
+    { 0, 1, 1, 0 },
+    { 0, 0, 0, 0 }
+  }, 
+
+  { 
+    { 0, 0, 0, 0 },
+    { 1, 1, 1, 1 },
+    { 0, 0, 0, 0 },
+    { 0, 0, 0, 0 }
+  },
+
+  { 
+    { 0, 0, 0, 0 },
+    { 0, 1, 1, 0 },
+    { 1, 1, 0, 0 },
+    { 0, 0, 0, 0 }
+  },
+
+  { 
+    { 0, 0, 0, 0 },
+    { 1, 1, 0, 0 },
+    { 0, 1, 1, 0 },
+    { 0, 0, 0, 0 }
+  },
+  
+  { 
+    { 0, 0, 0, 0 },
+    { 0, 0, 1, 0 },
+    { 1, 1, 1, 0 },
+    { 0, 0, 0, 0 }
+  },
+
+  { 
+    { 0, 0, 0, 0 },
+    { 1, 0, 0, 0 },
+    { 1, 1, 1, 0 },
+    { 0, 0, 0, 0 }
+  },
+
+  { 
+    { 0, 0, 0, 0 },
+    { 0, 1, 0, 0 },
+    { 1, 1, 1, 0 },
+    { 0, 0, 0, 0 }
+  }
+};
+
+s8 check_matrix(cetris_game* g, piece_matrix* m) {
+  for (s8 y = 0; y < 4; y++) {
+    for (s8 x = 0; x < 4; x++) {
+      vec2 r = (vec2){x + g->current.pos.x, y + g->current.pos.y};
+      if (r.y < 0) continue;
+      if ((*m)[y][x]) {
+        if (r.x >= CETRIS_BOARD_X || r.x < 0) return 0;
+        if (r.y >= CETRIS_BOARD_Y) return -1;
+        if (g->board[r.x][r.y].occupied && 
+            g->board[r.x][r.y].constant) return -1;
+      }
+    }
+  }
+  return 1;
+}
+
+void set_matrix(cetris_game* g, piece_matrix* m) {
+  for (s8 y = 0; y < 4; y++) {
+    for (s8 x = 0; x < 4; x++) {
+      if ((*m)[y][x]) {
+        vec2 r = (vec2){x + g->current.pos.x,
+                        y + g->current.pos.y};
+        if (r.y >= 0) {
+          if (!g->board[r.x][r.y].occupied) {
+            g->board[r.x][r.y].occupied = true;
+            g->board[r.x][r.y].c = g->current.c;
+          }
+        }
+        if (g->current.ghost_y + y >= 0)
+          if (r.y != (g->current.ghost_y + y))
+            g->board[r.x][g->current.ghost_y + y].ghost = true;
+      }
+    }
+  }
+}
+
+void rotate_matrix(cetris_game* g, piece_matrix* m, bool clockwise) {
+  for (u8 x = 0; x < 4; x++) {
+    for (u8 y = 0; y < 4; y++) {
+      if (g->current.m[y][x]) {
+        u8 new_x = (clockwise) ? 1 - (y - 2) : 1 + (y - 2);
+        u8 new_y = (clockwise) ? 2 + (x - 1) : 2 - (x - 1);
+
+        if (g->current.t == I) {
+          if (clockwise) new_y--;
+          else new_x++;
+        }
+
+        (*m)[new_y][new_x] = 1;
+      }
+    }
+  }
+}
diff --git a/core/matrix.h b/core/matrix.h
new file mode 100644
index 0000000..6994b36
--- /dev/null
+++ b/core/matrix.h
@@ -0,0 +1,9 @@
+#pragma once
+
+#include "types.h"
+#include "cetris.h"
+
+extern piece_matrix default_matrices[7];
+s8 check_matrix(cetris_game* g, piece_matrix* m);
+void set_matrix(cetris_game* g, piece_matrix* m);
+void rotate_matrix(cetris_game* g, piece_matrix* m, bool clockwise);
diff --git a/core/meson.build b/core/meson.build
index 92f20c5..ea8d15a 100644
--- a/core/meson.build
+++ b/core/meson.build
@@ -1,4 +1,4 @@
-src = ['cetris.c']

+src = ['cetris.c', 'matrix.c']

 

 if get_option('debug') == true

   src += 'test.c'

diff --git a/core/types.h b/core/types.h
index cf36792..f123da3 100644
--- a/core/types.h
+++ b/core/types.h
@@ -1,10 +1,16 @@
+#pragma once
+
+#include <stdint.h>
+
 #define u8  uint8_t
 #define u32 uint32_t
 #define u64 uint64_t
-#define i8  int8_t
-#define i32 int32_t
+#define s8  int8_t
+#define s32 int32_t
 
 typedef struct {
-  i8 x;
-  i8 y;
+  s8 x;
+  s8 y;
 } vec2;
+
+typedef u8 piece_matrix[4][4];