a

1 files changed, 137 insertions, 0 deletions

diff --git a/src/game/world/map.h b/src/game/world/map.h
new file mode 100644
index 0000000..29022db
--- /dev/null
+++ b/src/game/world/map.h
@@ -0,0 +1,137 @@
+#pragma once
+
+#include "../../util/allocator.h"
+#include "../../util/vector.h"
+#include "../../util/color.h"
+#include "../../util/fnv.h"
+
+#include <string.h>
+
+enum MapPropId_t {
+  MAPPROP_SKYBOX = -1,
+};
+
+struct SURF_PROPS {
+  struct GL_TEX2D* tex;
+  CLR clr;
+};
+
+struct MAP_VERTEX {
+  VEC3 pos;
+  VEC3 normal;
+  VEC2 uv;
+  CLR clr;
+};
+
+enum MapPolygonType_t {
+  MPT_FLOOR,
+  MPT_CEILING
+};
+
+struct MAP_POLYGON {
+  MAP_POLYGON& operator=( const MAP_POLYGON& other ) {
+    memcpy( this, &other, sizeof(*this) );
+    vertices = other.vertices;
+
+    return *this;
+  }
+
+  LIST<MAP_VERTEX> vertices;
+
+  VEC3 mins;
+  VEC3 maxs;
+  U8  type;
+  I32 propid;
+};
+
+struct MAP_WALL {
+  VEC3 start;
+  VEC3 end;
+
+  VEC2 uvstart;
+  VEC2 uvend;
+
+  I32 propid;
+};
+
+struct MAP_TEXTURE_ENTRY {
+  char name[256];
+  struct GL_TEX2D* tex;
+  FNV1A hash;
+};
+
+struct MAP_SPRITE {
+  VEC3 pos;
+  VEC2 size;
+  CLR clr;
+  GL_TEX2D* tex;
+};
+
+struct MAP_ENTITY {
+  U32 classid;
+  LIST<struct OBJECT_PROP*> props;
+};
+
+struct MAP_SKYBOX {
+  SURF_PROPS props;
+  MAP_WALL walls[4];
+  MAP_POLYGON polygons[2];
+};
+
+struct WORLD_MAP {
+  LIST<MAP_WALL> walls;
+  LIST<MAP_POLYGON> polygons;
+  LIST<MAP_SPRITE> sprites;
+  LIST<SURF_PROPS> props;
+  MAP_SKYBOX skybox;
+  F32 w;
+  F32 h;
+
+  VEC3 mins;
+  VEC3 maxs;
+  char name[256];
+
+  VEC3 startpos;
+  F32  startang;
+
+  struct BSP* bsp{};
+
+  LIST<MAP_TEXTURE_ENTRY*> textures;
+};
+
+extern WORLD_MAP*           map_from_file( struct GAME_DATA* game, const char* filename );
+extern struct CFG_SECTION*  map_serialize( WORLD_MAP* map );
+extern STAT                 map_add_texture_ref( WORLD_MAP* map, GL_TEX2D* tex );
+extern GL_TEX2D*            map_find_texture( WORLD_MAP* map, const char* name );
+extern void                 map_free( struct GAME_DATA* game, WORLD_MAP* map );
+
+// checks mins/maxs and recreates skybox if needed
+extern void                 map_check_bounds( WORLD_MAP* map );
+extern void                 map_calc_bounds( WORLD_MAP* map );
+extern void                 map_polygon_calc_bounds( MAP_POLYGON* p );
+
+
+inline SURF_PROPS* map_props_get_special( WORLD_MAP* w, I32 prop ) {
+  switch( prop ) {
+    case MAPPROP_SKYBOX: return &w->skybox.props;
+  };
+  dlog( "map_props_get_special(): unknown special prop %d\n", prop );
+  return 0;
+}
+
+inline SURF_PROPS* map_get_props( WORLD_MAP* m, I32 idx ) {
+  return idx < 0 ?
+    map_props_get_special( m, idx ) :
+    &m->props[idx];
+}
+
+inline SURF_PROPS* wall_get_props( WORLD_MAP* w, MAP_WALL* s ) {
+  return s->propid < 0 ?
+    map_props_get_special( w, s->propid ) :
+    &w->props[s->propid];
+}
+inline SURF_PROPS* polygon_get_props( WORLD_MAP* w, MAP_POLYGON* s ) {
+  return s->propid < 0 ?
+    map_props_get_special( w, s->propid ) :
+    &w->props[s->propid];
+}