refactor(all): move stockton-bsp to this repo and start using traits

1 files changed, 149 insertions, 0 deletions

diff --git a/stockton-levels/src/traits/textures.rs b/stockton-levels/src/traits/textures.rs
new file mode 100644
index 0000000..d1a2a83
--- /dev/null
+++ b/stockton-levels/src/traits/textures.rs
@@ -0,0 +1,149 @@
+// Copyright (C) Oscar Shrimpton 2019  
+
+// This program is free software: you can redistribute it and/or modify it
+// under the terms of the GNU General Public License as published by the Free
+// Software Foundation, either version 3 of the License, or (at your option)
+// any later version.
+
+// This program is distributed in the hope that it will be useful, but WITHOUT
+// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+// more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+use std::iter::Iterator;
+
+#[derive(Debug, Clone, PartialEq)]
+/// A texture from a BSP File.
+pub struct Texture {
+    pub name: String,
+    pub surface: SurfaceFlags,
+    pub contents: ContentsFlags,
+}
+
+
+bitflags!(
+    /// Extracted from the Q3 arena engine code.
+    /// https://github.com/id-Software/Quake-III-Arena/blob/master/code/game/surfaceflags.h
+    pub struct SurfaceFlags: u32 {
+        /// never give falling damage
+        const NO_DAMAGE = 0x1;
+        
+        /// affects game physics
+        const SLICK = 0x2;
+        
+        /// lighting from environment map
+        const SKY = 0x4;
+
+        /// don't make missile explosions        
+        const NO_IMPACT = 0x10;
+
+        /// function as a ladder
+        const LADDER = 0x8;
+
+        /// don't leave missile marks
+        const NO_MARKS = 0x20;
+        
+        /// make flesh sounds and effects
+        const FLESH = 0x40;
+        
+        /// don't generate a drawsurface at all
+        const NODRAW = 0x80;
+        
+        /// make a primary bsp splitter
+        const HINT = 0x01_00;
+        
+        /// completely ignore, allowing non-closed brushes
+        const SKIP = 0x02_00;
+        
+        /// surface doesn't need a lightmap
+        const NO_LIGHT_MAP = 0x04_00;
+        
+        /// generate lighting info at vertexes
+        const POINT_LIGHT = 0x08_00;
+        
+        /// clanking footsteps
+        const METAL_STEPS = 0x10_00;
+        
+        /// no footstep sounds
+        const NO_STEPS = 0x20_00;
+        
+        /// don't collide against curves with this set
+        const NON_SOLID = 0x40_00;
+        
+        /// act as a light filter during q3map -light
+        const LIGHT_FILTER = 0x80_00;
+        
+        /// do per-pixel light shadow casting in q3map
+        const ALPHA_SHADOW = 0x01_00_00;
+        
+        /// don't dlight even if solid (solid lava, skies)
+        const NO_DLIGHT = 0x02_00_00;
+        
+        /// leave a dust trail when walking on this surface
+        const DUST = 0x04_00_00;
+    }
+);
+
+bitflags!(
+    /// Extracted from the Q3 arena engine code. Less documented than `SurfaceFlags`.
+    /// https://github.com/id-Software/Quake-III-Arena/blob/master/code/game/surfaceflags.h
+    pub struct ContentsFlags: u32 {
+        // an eye is never valid in a solid
+        const SOLID = 0x1;
+        const LAVA = 0x8;
+        const SLIME = 0x10;
+        const WATER = 0x20;
+        const FOG = 0x40;
+
+        const NOT_TEAM1 = 0x00_80;
+        const NOT_TEAM2 = 0x01_00;
+        const NOT_BOT_CLIP = 0x02_00;
+
+        const AREA_PORTAL = 0x80_00;
+
+        /// bot specific contents type
+        const PLAYER_CLIP = 0x01_00_00;
+
+        /// bot specific contents type
+        const MONSTER_CLIP = 0x02_00_00;
+
+        const TELEPORTER = 0x04_00_00;
+        const JUMP_PAD = 0x08_00_00;
+        const CLUSTER_PORTAL = 0x10_00_00;
+        const DO_NOT_ENTER = 0x20_00_00;
+        const BOT_CLIP = 0x40_00_00;
+        const MOVER = 0x80_00_00;
+        
+        // removed before bsping an entity
+        const ORIGIN = 0x01_00_00_00;
+
+        // should never be on a brush, only in game
+        const BODY = 0x02_00_00_00;
+
+        /// brush not used for the bsp
+        const DETAIL = 0x08_00_00_00;
+        
+        /// brush not used for the bsp
+        const CORPSE = 0x04_00_00_00;
+
+        /// brushes used for the bsp
+        const STRUCTURAL = 0x10_00_00_00;
+        
+        /// don't consume surface fragments inside
+        const TRANSLUCENT = 0x20_00_00_00;
+
+        const TRIGGER = 0x40_00_00_00;
+        
+        /// don't leave bodies or items (death fog, lava)
+        const NODROP = 0x80_00_00_00;
+    }
+);
+
+pub trait HasTextures<'a> {
+    type TexturesIter: Iterator<Item = &'a Texture>;
+
+	fn textures_iter(&'a self) -> Self::TexturesIter;
+}