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addded parse of mesh-line in sce.

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This commit is contained in:
Nicole Dresselhaus 2014-11-13 14:35:16 +01:00
parent a1157e2ec4
commit ff38526158
1 changed files with 23 additions and 7 deletions
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30
src/Scene/Parser.hs
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@ -40,9 +40,9 @@ parseScene s = parseOnly (many parseObject) (preprocess s)
parseObject :: Parser ObjectParser
parseObject = do
t <- string "camera" <|>
string "depth" <|>
string "background" <|>
t <- string "camera" <|>
string "depth" <|>
string "background" <|>
string "ambience" <|>
string "light" <|>
string "sphere" <|>
@ -68,13 +68,14 @@ parseObject = do
skipSpace
c <- parseVector
intensity <- double <|> return 0
i <- return $ if intensity == 0
then Nothing
i <- return $ if intensity == 0
then Nothing
else Just (fromRational . toRational $ intensity)
endOfLine
return $ OpL (Light p c i)
"sphere" -> parseSphere
"plane" -> parsePlane
"mesh" -> parseMesh
_ -> undefined
parseCamera :: Parser ObjectParser
@ -111,8 +112,6 @@ parseCamera = do
, xDir = xDir'
, yDir = yDir'
}
where
parsePlane :: Parser ObjectParser
parsePlane = do
@ -167,3 +166,20 @@ parseVector = do
return $ V3 (f a) (f b) (f c)
where
f = fromRational . toRational --convert Double to Float
parseMesh :: Parser ObjectParser
parseMesh = do
name <- takeTill isSpace
skipSpace
shading <- string "FLAT" <|> string "PHONG"
skipSpace
mat <- parseMaterial
let shading' = case shading of
"FLAT" = Flat
"PHONG" = Phong
return $ OpM Mesh
{ meshFilename = name
, meshShading = shading'
, material = mat
}