From d04d8aba7029a2501854a2838fd282b81358a54e Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?D=C3=A1niel=20Juh=C3=A1sz?= Date: Thu, 12 Jan 2017 15:46:30 +0100 Subject: Add hardware node coloring. Includes: - Increase ContentFeatures serialization version - Color property and palettes for nodes - paramtype2 = "color", "colored facedir" or "colored wallmounted" --- src/mapblock_mesh.h | 57 ++++++++++++++++++++++++++++++++++++++--------------- 1 file changed, 41 insertions(+), 16 deletions(-) (limited to 'src/mapblock_mesh.h') diff --git a/src/mapblock_mesh.h b/src/mapblock_mesh.h index 5adb7df3f..916703f3e 100644 --- a/src/mapblock_mesh.h +++ b/src/mapblock_mesh.h @@ -156,8 +156,8 @@ private: // Animation info: day/night transitions // Last daynight_ratio value passed to animate() u32 m_last_daynight_ratio; - // For each meshbuffer, maps vertex indices to (day,night) pairs - std::map > > m_daynight_diffs; + // For each meshbuffer, stores pre-baked colors of sunlit vertices + std::map > m_daynight_diffs; // Camera offset info -> do we have to translate the mesh? v3s16 m_camera_offset; @@ -192,28 +192,53 @@ struct MeshCollector void append(const TileSpec &material, const video::S3DVertex *vertices, u32 numVertices, const u16 *indices, u32 numIndices, - v3f pos, video::SColor c); + v3f pos, video::SColor c, u8 light_source); }; -// This encodes -// alpha in the A channel of the returned SColor -// day light (0-255) in the R channel of the returned SColor -// night light (0-255) in the G channel of the returned SColor -// light source (0-255) in the B channel of the returned SColor -inline video::SColor MapBlock_LightColor(u8 alpha, u16 light, u8 light_source=0) -{ - return video::SColor(alpha, (light & 0xff), (light >> 8), light_source); -} +/*! + * Encodes light and color of a node. + * The result is not the final color, but a + * half-baked vertex color. + * + * \param light the first 8 bits are day light, + * the last 8 bits are night light + * \param color the node's color + * \param emissive_light amount of light the surface emits, + * from 0 to LIGHT_SUN. + */ +video::SColor encode_light_and_color(u16 light, const video::SColor &color, + u8 emissive_light); // Compute light at node u16 getInteriorLight(MapNode n, s32 increment, INodeDefManager *ndef); u16 getFaceLight(MapNode n, MapNode n2, v3s16 face_dir, INodeDefManager *ndef); u16 getSmoothLight(v3s16 p, v3s16 corner, MeshMakeData *data); -// Converts from day + night color values (0..255) -// and a given daynight_ratio to the final SColor shown on screen. -void finalColorBlend(video::SColor& result, - u8 day, u8 night, u32 daynight_ratio); +/*! + * Returns the sunlight's color from the current + * day-night ratio. + */ +void get_sunlight_color(video::SColorf *sunlight, u32 daynight_ratio); + +/*! + * Gives the final SColor shown on screen. + * + * \param result output color + * \param light first 8 bits are day light, second 8 bits are + * night light + */ +void final_color_blend(video::SColor *result, + u16 light, u32 daynight_ratio); + +/*! + * Gives the final SColor shown on screen. + * + * \param result output color + * \param data the half-baked vertex color + * \param dayLight color of the sunlight + */ +void final_color_blend(video::SColor *result, + const video::SColor &data, const video::SColorf &dayLight); // Retrieves the TileSpec of a face of a node // Adds MATERIAL_FLAG_CRACK if the node is cracked -- cgit v1.2.3