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Add some comments to ESM::Land

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scrawl 2015-09-11 21:09:54 +02:00
parent 0ff786bebd
commit 5252dbcf1f
1 changed files with 12 additions and 0 deletions
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12
components/esm/loadland.hpp
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@ -76,17 +76,29 @@ struct Land
struct LandData struct LandData
{ {
// Initial reference height for the first vertex, only needed for filling mHeights
float mHeightOffset; float mHeightOffset;
// Height in world space for each vertex
float mHeights[LAND_NUM_VERTS]; float mHeights[LAND_NUM_VERTS];
// 24-bit normals, these aren't always correct though. Edge and corner normals may be garbage.
VNML mNormals[LAND_NUM_VERTS * 3]; VNML mNormals[LAND_NUM_VERTS * 3];
// 2D array of texture indices. An index can be used to look up an ESM::LandTexture,
// but to do so you must subtract 1 from the index first!
// An index of 0 indicates the default texture.
uint16_t mTextures[LAND_NUM_TEXTURES]; uint16_t mTextures[LAND_NUM_TEXTURES];
// 24-bit RGB color for each vertex
unsigned char mColours[3 * LAND_NUM_VERTS]; unsigned char mColours[3 * LAND_NUM_VERTS];
// DataTypes available in this LandData, accessing data that is not available is an undefined operation
int mDataTypes; int mDataTypes;
// low-LOD heightmap (used for rendering the global map) // low-LOD heightmap (used for rendering the global map)
signed char mWnam[81]; signed char mWnam[81];
// ???
short mUnk1; short mUnk1;
uint8_t mUnk2; uint8_t mUnk2;