source/pixelformat.h

   1 #ifndef MSP_GL_PIXELFORMAT_H_
   2 #define MSP_GL_PIXELFORMAT_H_
   3
   4 #include <msp/graphics/pixelformat.h>
   5 #include <msp/strings/lexicalcast.h>
   6 #include "gl.h"
   7 #include <msp/gl/extensions/arb_depth_texture.h>
   8 #include <msp/gl/extensions/arb_texture_float.h>
   9 #include <msp/gl/extensions/arb_texture_rg.h>
  10 #include <msp/gl/extensions/ext_bgra.h>
  11 #include <msp/gl/extensions/ext_texture_srgb.h>
  12 #include <msp/gl/extensions/msp_legacy_features.h>
  13 #include <msp/gl/extensions/msp_sized_internal_formats.h>
  14
  15 namespace Msp {
  16 namespace GL {
  17
  18 enum PixelFormat
  19 {
  20         STENCIL_INDEX   = GL_STENCIL_INDEX,
  21         DEPTH_COMPONENT = GL_DEPTH_COMPONENT,
  22         DEPTH_COMPONENT16 = GL_DEPTH_COMPONENT16,
  23         DEPTH_COMPONENT24 = GL_DEPTH_COMPONENT24,
  24         DEPTH_COMPONENT32 = GL_DEPTH_COMPONENT32,
  25         RED             = GL_RED,
  26         RG              = GL_RG,
  27         RGB             = GL_RGB,
  28         RGBA            = GL_RGBA,
  29         R8              = GL_R8,
  30         R16F            = GL_R16F,
  31         R32F            = GL_R32F,
  32         RG8             = GL_RG8,
  33         RG16F           = GL_RG16F,
  34         RG32F           = GL_RG32F,
  35         RGB8            = GL_RGB8,
  36         RGB16F          = GL_RGB16F,
  37         RGB32F          = GL_RGB32F,
  38         RGBA8           = GL_RGBA8,
  39         RGBA16F         = GL_RGBA16F,
  40         RGBA32F         = GL_RGBA32F,
  41         SRGB            = GL_SRGB,
  42         SRGB_ALPHA      = GL_SRGB_ALPHA,
  43         SRGB8           = GL_SRGB8,
  44         SRGB8_ALPHA8    = GL_SRGB8_ALPHA8,
  45         BGR             = GL_BGR,
  46         BGRA            = GL_BGRA,
  47         LUMINANCE       = GL_LUMINANCE,
  48         LUMINANCE8      = GL_LUMINANCE8,
  49         LUMINANCE_ALPHA    = GL_LUMINANCE_ALPHA,
  50         LUMINANCE8_ALPHA8  = GL_LUMINANCE8_ALPHA8,
  51
  52         // Deprecated
  53         SLUMINANCE         = GL_SLUMINANCE,
  54         SLUMINANCE8        = GL_SLUMINANCE8,
  55         SLUMINANCE_ALPHA   = GL_SLUMINANCE_ALPHA,
  56         SLUMINANCE8_ALPHA8 = GL_SLUMINANCE8_ALPHA8,
  57
  58         // Typo, deprecated
  59         LUMINANCE_ALPHA8   = GL_LUMINANCE8_ALPHA8
  60 };
  61
  62 void operator>>(const LexicalConverter &, PixelFormat &);
  63
  64 PixelFormat pixelformat_from_graphics(Graphics::PixelFormat);
  65 PixelFormat storage_pixelformat_from_graphics(Graphics::PixelFormat, bool = false);
  66
  67 PixelFormat get_base_pixelformat(PixelFormat);
  68 PixelFormat get_unsized_pixelformat(PixelFormat);
  69 PixelFormat get_sized_pixelformat(PixelFormat, unsigned = 1);
  70 PixelFormat get_srgb_pixelformat(PixelFormat);
  71 unsigned get_component_count(PixelFormat);
  72 unsigned get_component_size(PixelFormat);
  73 unsigned get_pixel_size(PixelFormat);
  74
  75 void require_pixelformat(PixelFormat);
  76
  77 } // namespace GL
  78 } // namespace Msp
  79
  80 #endif