gfxprim_config.py

   1 #
   2 #  gfxprim_config.py - module configuring GfxPrim code generation and
   3 #                      known PixelTypes
   4 #
   5
   6 #
   7 # 2011 - Tomas Gavenciak <gavento@ucw.cz>
   8 # 2011 - Cyril Hrubis <metan@ucw.cz>
   9 #
  10 # This file is sourced by all the generating scripts.
  11 # Moreover, the generated files are sourced by almost all Gfxprim sources,
  12 # so a complete recompilation is required after any change.
  13 #
  14
  15 # Declared pixel sizes:
  16 PS_1BPP_LE = PixelSize(1, bit_endian=LE)
  17 PS_1BPP_BE = PixelSize(1, bit_endian=BE)
  18 PS_2BPP_LE = PixelSize(2, bit_endian=LE)
  19 PS_2BPP_BE = PixelSize(2, bit_endian=BE)
  20 PS_4BPP_LE = PixelSize(4, bit_endian=LE)
  21 PS_4BPP_BE = PixelSize(4, bit_endian=BE)
  22 PS_8BPP = PixelSize(8)
  23 PS_16BPP = PixelSize(16)
  24 PS_24BPP = PixelSize(24)
  25 PS_32BPP = PixelSize(32)
  26 # Experimental:
  27 PS_18BPP_LE = PixelSize(18, bit_endian=LE)
  28
  29 config = GfxPrimConfig(
  30
  31     # C name and bit-size of the GP_pixel type
  32     pixel_type = "uint32_t",
  33     pixel_size = 32,
  34
  35     # List of pixel sizes (bpp), explicit on purpose
  36     pixelsizes = [PS_1BPP_LE, PS_1BPP_BE, PS_2BPP_LE, PS_2BPP_BE, PS_4BPP_LE, PS_4BPP_BE,
  37                   PS_8BPP, PS_16BPP, PS_24BPP, PS_32BPP,
  38                   PS_18BPP_LE,
  39                  ],
  40
  41     # List of PixelTypes, order defines the numbering.
  42     # The "Undefined" type is added automatically.
  43     pixeltypes = [
  44
  45       #
  46       # Standard RGB types
  47       #
  48
  49       PixelType(name='xRGB8888', pixelsize=PS_32BPP, chanslist=[
  50         ('R', 16, 8),
  51         ('G', 8, 8),
  52         ('B', 0, 8)]),
  53
  54       PixelType(name='RGBA8888', pixelsize=PS_32BPP, chanslist=[
  55           ('R', 24, 8),
  56           ('G', 16, 8),
  57           ('B', 8, 8),
  58           ('A', 0, 8)]),
  59
  60       PixelType(name='RGB888', pixelsize=PS_24BPP, chanslist=[
  61           ('R', 16, 8),
  62           ('G', 8, 8),
  63           ('B', 0, 8)]),
  64
  65       PixelType(name='BGR888', pixelsize=PS_24BPP, chanslist=[
  66           ('B', 16, 8),
  67           ('G', 8, 8),
  68           ('R', 0, 8)]),
  69
  70       PixelType(name='RGB565', pixelsize=PS_16BPP, chanslist=[
  71           ('R', 11, 5),
  72           ('G', 5, 6),
  73           ('B', 0, 5)]),
  74
  75       PixelType(name='RGB666', pixelsize=PS_18BPP_LE, chanslist=[
  76           ('R', 12, 6),
  77           ('G', 6, 6),
  78           ('B', 0, 6)]),
  79
  80       PixelType(name='xRGB14666', pixelsize=PS_32BPP, chanslist=[
  81           ('R', 12, 6),
  82           ('G', 6, 6),
  83           ('B', 0, 6)]),
  84
  85       #
  86       # Added for dithering tests
  87       #
  88       PixelType(name='xRGB7333', pixelsize=PS_16BPP, chanslist=[
  89           ('R', 6, 3),
  90           ('G', 3, 3),
  91           ('B', 0, 3)]),
  92
  93       PixelType(name='xRGB2222', pixelsize=PS_8BPP, chanslist=[
  94           ('R', 4, 2),
  95           ('G', 2, 2),
  96           ('B', 0, 2)]),
  97
  98       #
  99       # Palette types
 100       #
 101       PixelType(name='P2', pixelsize=PS_2BPP_LE, chanslist=[
 102           ('P', 0, 2)]),
 103
 104       PixelType(name='P4', pixelsize=PS_4BPP_LE, chanslist=[
 105           ('P', 0, 4)]),
 106
 107       PixelType(name='P8', pixelsize=PS_8BPP, chanslist=[
 108           ('P', 0, 8)]),
 109
 110       #
 111       # Gray-only pixel types
 112       #
 113       PixelType(name='G1', pixelsize=PS_1BPP_LE, chanslist=[
 114           ('V', 0, 1)]),
 115
 116       PixelType(name='G2', pixelsize=PS_2BPP_LE, chanslist=[
 117           ('V', 0, 2)]),
 118
 119       PixelType(name='G4', pixelsize=PS_4BPP_LE, chanslist=[
 120           ('V', 0, 4)]),
 121
 122       PixelType(name='G8', pixelsize=PS_8BPP, chanslist=[
 123           ('V', 0, 8)]),
 124
 125       #
 126       # Experiments
 127       #
 128
 129       PixelType(name='VA12', pixelsize=PS_4BPP_BE, chanslist=[
 130           ('A', 1, 2),
 131           ('V', 3, 1)]),
 132       ]
 133     )