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Fix texture map

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Add door to map
Added ability to "open" a door by pressing e

Signed-off-by: Hans Kokx <hans.d.kokx@gmail.com>
This commit is contained in:
Hans Kokx
2026-09-02 18:53:11 +02:00
parent 7fec071ce0
commit 3f6caff7e6
1 changed files with 94 additions and 75 deletions
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raycaster.c
+94 -75
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@@ -23,16 +23,18 @@
// 270° => 3π/2 radians (BOTTOM) // 270° => 3π/2 radians (BOTTOM)
// 360° => 2π radians (RIGHT) // 360° => 2π radians (RIGHT)
// * Define the world // *MARK: Define the world
int mapX = 8, mapY = 8, mapSize = 32; int mapX = 8, mapY = 8, mapSize = 32;
float movementRestriction;
// clang-format off // clang-format off
int mapWalls[] = int mapWalls[] =
{ {
1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,
1,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,1,
1,0,1,0,0,0,0,1, 1,0,1,0,0,0,0,1,
1,0,1,0,0,0,0,1, 1,0,4,0,0,0,0,1,
1,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,1,
1,0,0,0,0,2,0,1, 1,0,0,0,0,2,0,1,
1,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,1,
@@ -118,78 +120,78 @@ int All_Textures[] = // All 32x32 textures
0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,
//Window //Window
1,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,
1,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1,
1,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,
//Door //Door
0,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,
0,0,0,1,1,1,1, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 1,1,1,1,0,0,0, 0,0,0,1,1,1,1,1, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 1,1,1,1,0,0,0,0,
0,0,0,1,0,0,1, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 1,0,0,1,0,0,0, 0,0,0,1,0,0,0,1, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 1,0,0,1,0,0,0,0,
0,0,0,1,0,0,1, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 1,0,0,1,0,0,0, 0,0,0,1,0,0,0,1, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 1,0,0,1,0,0,0,0,
0,0,0,1,0,0,1, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 1,0,0,1,0,0,0, 0,0,0,1,0,0,0,1, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 1,0,0,1,0,0,0,0,
0,0,0,1,0,0,1, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 1,0,0,1,0,0,0, 0,0,0,1,0,0,0,1, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 1,0,0,1,0,0,0,0,
0,0,0,1,0,0,1, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 1,0,0,1,0,0,0, 0,0,0,1,0,0,0,1, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 1,0,0,1,0,0,0,0,
0,0,0,1,0,0,1, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 1,0,0,1,0,0,0, 0,0,0,1,0,0,0,1, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 1,0,0,1,0,0,0,0,
0,0,0,1,0,0,1, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 1,0,0,1,0,0,0, 0,0,0,1,0,0,0,1, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 1,0,0,1,0,0,0,0,
0,0,0,1,0,0,1, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 1,0,0,1,0,0,0, 0,0,0,1,0,0,0,1, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 1,0,0,1,0,0,0,0,
0,0,0,1,0,0,1, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 1,0,0,1,0,0,0, 0,0,0,1,0,0,0,1, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 1,0,0,1,0,0,0,0,
0,0,0,1,0,0,1, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 1,0,0,1,0,0,0, 0,0,0,1,0,0,0,1, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 1,0,0,1,0,0,0,0,
0,0,0,1,1,1,1, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 1,1,1,1,0,0,0, 0,0,0,1,1,1,1,1, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 1,1,1,1,0,0,0,0,
0,0,0,0,0,0,0, 0,0,0,0,1,0,1, 1,0,1,0,0,0,0, 0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,1,0,0,1, 1,0,1,0,0,0,0,0, 0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0, 0,0,1,1,1,0,1, 1,0,1,1,1,0,0, 0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,1,1,1,0,0,1, 1,0,1,1,1,0,0,0, 0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,
0,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,0, 0,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,0,
0,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,
0,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,0, 0,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,0,
0,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,
0,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,0, 0,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,0,
0,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,
0,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,0, 0,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,0,
0,0,0,0,0,0,0, 0,0,0,0,0,0,1, 1,0,0,0,0,0,0, 0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,
0,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,1, 1,1,1,1,1,1,0, 0,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,0,
}; };
// clang-format on // clang-format on
@@ -199,7 +201,7 @@ typedef struct
} ButtonKeys; } ButtonKeys;
ButtonKeys Keys; ButtonKeys Keys;
// * ---------------- HELPERS -------------------------------------------------- // *MARK: HELPERS
// Function to check if a number is a power of 2 // Function to check if a number is a power of 2
int isPowerOfTwo(int n) int isPowerOfTwo(int n)
@@ -232,7 +234,7 @@ float distance(float ax, float ay, float bx, float by, float ang)
return (sqrt((bx - ax) * (bx - ax) + (by - ay) * (by - ay))); return (sqrt((bx - ax) * (bx - ax) + (by - ay) * (by - ay)));
} }
// * ---------------- PLAYER --------------------------------------------------- // *MARK: PLAYER
// Player position (playerX, playerY), delta (playerDeltaX, playerDeltaY), and angle (pa) // Player position (playerX, playerY), delta (playerDeltaX, playerDeltaY), and angle (pa)
float playerX, playerY, playerDeltaX, playerDeltaY, playerAngle; float playerX, playerY, playerDeltaX, playerDeltaY, playerAngle;
@@ -255,7 +257,7 @@ void drawPlayer2D()
glEnd(); glEnd();
} }
// * ---------------- Draw Rays and Walls -------------------------------------- // *MARK: Draw Rays and Walls
void drawRays2D() void drawRays2D()
{ {
@@ -945,11 +947,12 @@ void drawFloor()
glEnd(); glEnd();
} }
// * ---------------- MAIN ----------------------------------------------------- // *MARK: MAIN
float frame1, frame2, fps; float frame1, frame2, fps;
// * Main rendering // *MARK: Main rendering
void display() void display()
{ {
// Frames per second // Frames per second
@@ -1004,8 +1007,6 @@ void display()
} }
// We need to check if we're going to bump into a wall and prevent that from happening. // We need to check if we're going to bump into a wall and prevent that from happening.
float movementRestriction = mapSize / 4;
int xOffset = 0; int xOffset = 0;
if (playerDeltaX < 0) if (playerDeltaX < 0)
{ {
@@ -1082,7 +1083,8 @@ void display()
glutSwapBuffers(); glutSwapBuffers();
} }
// * Key input handling // *MARK: Key input handling
void ButtonDown(unsigned char key, int x, int y) void ButtonDown(unsigned char key, int x, int y)
{ {
if (key == 'a') if (key == 'a')
@@ -1105,6 +1107,20 @@ void ButtonDown(unsigned char key, int x, int y)
Keys.s = 1; Keys.s = 1;
} }
if (key == 'e')
{
int xOffset = (playerDeltaX < 0) ? -25 : 25;
int yOffset = (playerDeltaY < 0) ? -25 : 25;
int iPlayerX = playerX / mapSize, iPlayerX_add_xOffset = (playerX + xOffset) / mapSize;
int iPlayerY = playerY / mapSize, iPlayerY_add_yOffset = (playerY + yOffset) / mapSize;
if (mapWalls[iPlayerY * mapX + iPlayerX_add_xOffset] == 4)
mapWalls[iPlayerY * mapX + iPlayerX_add_xOffset] = 0;
if (mapWalls[iPlayerY_add_yOffset * mapX + iPlayerX] == 4)
mapWalls[iPlayerY_add_yOffset * mapX + iPlayerX] = 0;
}
glutPostRedisplay(); glutPostRedisplay();
} }
@@ -1134,6 +1150,7 @@ void ButtonUp(unsigned char key, int x, int y)
} }
// * Window resizing // * Window resizing
void resize(int w, int h) void resize(int w, int h)
{ {
// Prevent division by zero // Prevent division by zero
@@ -1153,7 +1170,7 @@ void resize(int w, int h)
glLoadIdentity(); glLoadIdentity();
} }
// * Check for key presses and move the "player" accordingly // *MARK: Init and main
void init() void init()
{ {
@@ -1169,6 +1186,8 @@ void init()
playerX = 1.5f * mapSize; playerX = 1.5f * mapSize;
playerY = 1.5f * mapSize; playerY = 1.5f * mapSize;
movementRestriction = mapSize / 4;
playerAngle = 0; playerAngle = 0;
// Calculate the initial player deltaX and deltaY // Calculate the initial player deltaX and deltaY