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