Module OpenGL

Lua OpenGL API

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See also:

• rts/Lua/LuaOpenGL.cpp

Text

gl.Text

Draw Basics

gl.Color

Text

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gl.Text(text, x, y, size[, options])

Parameters:

1. text string
2. x number
3. y number
4. size number
5. options string

   concatenated string of option characters.

   • horizontal alignment:
     • 'c' = center
     • 'r' = right
   • vertical alignment:
     • 'a' = ascender
     • 't' = top
     • 'v' = vertical center
     • 'x' = baseline
     • 'b' = bottom
     • 'd' = descender
   • decorations:
     • 'o' = black outline
     • 'O' = white outline
     • 's' = shadow
   • other:
     • 'n' = don't round vertex coords to nearest integer (font may get blurry)
   (optional)

Returns:

1. nil

Draw Basics

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gl.Color(r[, g[, b[, a]]])

Parameters:

1. r number or {number,number,number,number} red when number, rgba quadruple or rgb triple otherwise
2. g number (optional)
3. b number (optional)
4. a number (optional)

Returns:

1. nil