diff options
Diffstat (limited to 'src/client/tile.h')
| -rw-r--r-- | src/client/tile.h | 96 |
1 files changed, 63 insertions, 33 deletions
diff --git a/src/client/tile.h b/src/client/tile.h index ef01d2a1f..c6ebee006 100644 --- a/src/client/tile.h +++ b/src/client/tile.h @@ -194,19 +194,22 @@ struct FrameSpec video::ITexture *flags_texture; }; -struct TileSpec +#define MAX_TILE_LAYERS 2 + +//! Defines a layer of a tile. +struct TileLayer { - TileSpec(): + TileLayer(): texture(NULL), texture_id(0), color(), material_type(TILE_MATERIAL_BASIC), material_flags( //0 // <- DEBUG, Use the one below - MATERIAL_FLAG_BACKFACE_CULLING + MATERIAL_FLAG_BACKFACE_CULLING | + MATERIAL_FLAG_TILEABLE_HORIZONTAL| + MATERIAL_FLAG_TILEABLE_VERTICAL ), - rotation(0), - emissive_light(0), shader_id(0), normal_texture(NULL), flags_texture(NULL), @@ -217,49 +220,41 @@ struct TileSpec } /*! - * Two tiles are equal if they can be appended to - * the same mesh buffer. + * Two layers are equal if they can be merged. */ - bool operator==(const TileSpec &other) const + bool operator==(const TileLayer &other) const { - return ( + return texture_id == other.texture_id && material_type == other.material_type && material_flags == other.material_flags && - rotation == other.rotation - ); + color == other.color; } /*! - * Two tiles are not equal if they must be in different mesh buffers. + * Two tiles are not equal if they must have different vertices. */ - bool operator!=(const TileSpec &other) const + bool operator!=(const TileLayer &other) const { return !(*this == other); } - + // Sets everything else except the texture in the material void applyMaterialOptions(video::SMaterial &material) const { switch (material_type) { case TILE_MATERIAL_BASIC: + case TILE_MATERIAL_WAVING_LEAVES: + case TILE_MATERIAL_WAVING_PLANTS: material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF; break; case TILE_MATERIAL_ALPHA: - material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL; - break; case TILE_MATERIAL_LIQUID_TRANSPARENT: material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL; break; case TILE_MATERIAL_LIQUID_OPAQUE: material.MaterialType = video::EMT_SOLID; break; - case TILE_MATERIAL_WAVING_LEAVES: - material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF; - break; - case TILE_MATERIAL_WAVING_PLANTS: - material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF; - break; } material.BackfaceCulling = (material_flags & MATERIAL_FLAG_BACKFACE_CULLING) ? true : false; @@ -285,26 +280,26 @@ struct TileSpec } } - // ordered for performance! please do not reorder unless you pahole it first. + bool isTileable() const + { + return (material_flags & MATERIAL_FLAG_TILEABLE_HORIZONTAL) + && (material_flags & MATERIAL_FLAG_TILEABLE_VERTICAL); + } + video::ITexture *texture; u32 texture_id; - // The color of the tile, or if the tile does not own - // a color then the color of the node owning this tile. + /*! + * The color of the tile, or if the tile does not own + * a color then the color of the node owning this tile. + */ video::SColor color; // Material parameters u8 material_type; u8 material_flags; - - u8 rotation; - //! This much light does the tile emit. - u8 emissive_light; - u32 shader_id; - video::ITexture *normal_texture; - // cacheline (64) - video::ITexture *flags_texture; + // Animation parameters u16 animation_frame_length_ms; u8 animation_frame_count; @@ -313,4 +308,39 @@ struct TileSpec std::vector<FrameSpec> frames; }; + +/*! + * Defines a face of a node. May have up to two layers. + */ +struct TileSpec +{ + TileSpec(): + rotation(0), + emissive_light(0) + { + for (int layer = 0; layer < MAX_TILE_LAYERS; layer++) + layers[layer] = TileLayer(); + } + + /*! + * Returns true if this tile can be merged with the other tile. + */ + bool isTileable(const TileSpec &other) const { + for (int layer = 0; layer < MAX_TILE_LAYERS; layer++) { + if (layers[layer] != other.layers[layer]) + return false; + if (!layers[layer].isTileable()) + return false; + } + return rotation == 0 + && rotation == other.rotation + && emissive_light == other.emissive_light; + } + + u8 rotation; + //! This much light does the tile emit. + u8 emissive_light; + //! The first is base texture, the second is overlay. + TileLayer layers[MAX_TILE_LAYERS]; +}; #endif |