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_buffer_float.h>
   8 #include <msp/gl/extensions/arb_depth_texture.h>
   9 #include <msp/gl/extensions/arb_texture_float.h>
  10 #include <msp/gl/extensions/arb_texture_rg.h>
  11 #include <msp/gl/extensions/ext_bgra.h>
  12 #include <msp/gl/extensions/ext_texture_srgb.h>
  13 #include <msp/gl/extensions/msp_legacy_features.h>
  14 #include <msp/gl/extensions/oes_required_internalformat.h>
  15 #include <msp/gl/extensions/oes_texture_stencil8.h>
  16
  17 namespace Msp {
  18 namespace GL {
  19
  20 enum PixelFormat
  21 {
  22         STENCIL_INDEX   = GL_STENCIL_INDEX,
  23         DEPTH_COMPONENT = GL_DEPTH_COMPONENT,
  24         DEPTH_COMPONENT16 = GL_DEPTH_COMPONENT16,
  25         DEPTH_COMPONENT24 = GL_DEPTH_COMPONENT24,
  26         DEPTH_COMPONENT32 = GL_DEPTH_COMPONENT32,
  27         DEPTH_COMPONENT32F = GL_DEPTH_COMPONENT32F,
  28         RED             = GL_RED,
  29         RG              = GL_RG,
  30         RGB             = GL_RGB,
  31         RGBA            = GL_RGBA,
  32         R8              = GL_R8,
  33         R16F            = GL_R16F,
  34         R32F            = GL_R32F,
  35         RG8             = GL_RG8,
  36         RG16F           = GL_RG16F,
  37         RG32F           = GL_RG32F,
  38         RGB8            = GL_RGB8,
  39         RGB16F          = GL_RGB16F,
  40         RGB32F          = GL_RGB32F,
  41         RGBA8           = GL_RGBA8,
  42         RGBA16F         = GL_RGBA16F,
  43         RGBA32F         = GL_RGBA32F,
  44         SRGB            = GL_SRGB,
  45         SRGB_ALPHA      = GL_SRGB_ALPHA,
  46         SRGB8           = GL_SRGB8,
  47         SRGB8_ALPHA8    = GL_SRGB8_ALPHA8,
  48         BGR             = GL_BGR,
  49         BGRA            = GL_BGRA,
  50         LUMINANCE       = GL_LUMINANCE,
  51         LUMINANCE8      = GL_LUMINANCE8,
  52         LUMINANCE_ALPHA    = GL_LUMINANCE_ALPHA,
  53         LUMINANCE8_ALPHA8  = GL_LUMINANCE8_ALPHA8,
  54
  55         // Deprecated
  56         SLUMINANCE         = GL_SLUMINANCE,
  57         SLUMINANCE8        = GL_SLUMINANCE8,
  58         SLUMINANCE_ALPHA   = GL_SLUMINANCE_ALPHA,
  59         SLUMINANCE8_ALPHA8 = GL_SLUMINANCE8_ALPHA8,
  60
  61         // Typo, deprecated
  62         LUMINANCE_ALPHA8   = GL_LUMINANCE8_ALPHA8
  63 };
  64
  65 void operator>>(const LexicalConverter &, PixelFormat &);
  66
  67 PixelFormat pixelformat_from_graphics(Graphics::PixelFormat);
  68 PixelFormat storage_pixelformat_from_graphics(Graphics::PixelFormat, bool = false);
  69
  70 PixelFormat get_base_pixelformat(PixelFormat);
  71 PixelFormat get_unsized_pixelformat(PixelFormat);
  72 PixelFormat get_sized_pixelformat(PixelFormat, unsigned = 1);
  73 PixelFormat get_default_sized_pixelformat(PixelFormat);
  74 PixelFormat get_srgb_pixelformat(PixelFormat);
  75 unsigned get_component_count(PixelFormat);
  76 unsigned get_component_size(PixelFormat);
  77 unsigned get_pixel_size(PixelFormat);
  78
  79 void require_pixelformat(PixelFormat);
  80
  81 } // namespace GL
  82 } // namespace Msp
  83
  84 #endif