ome-qtwidgets  5.2.0
TexelProperties.h
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3  * OME-QTWIDGETS C++ library for display of OME-Files pixel data and metadata.
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37 
38 #ifndef OME_QTWIDGETS_TEXELPROPERTIES_H
39 #define OME_QTWIDGETS_TEXELPROPERTIES_H
40 
41 #include <ome/files/PixelProperties.h>
42 
43 #include <ome/xml/model/enums/PixelType.h>
44 
45 #include <QtGui/qopengl.h>
46 
47 namespace ome
48 {
49  namespace qtwidgets
50  {
51 
84  template<int>
85  struct TexelProperties;
86 
88  template<>
89  struct TexelProperties< ::ome::xml::model::enums::PixelType::INT8> :
90  public ome::files::PixelProperties< ::ome::xml::model::enums::PixelType::INT8>
91  {
93  static const GLenum internal_format = GL_R8;
95  static const GLenum external_format = GL_RED;
97  static const ::ome::xml::model::enums::PixelType::enum_value fallback_pixeltype = ome::xml::model::enums::PixelType::INT8;
99  static const GLint external_type = GL_BYTE;
101  static const bool conversion_required = false;
103  static const bool normalization_required = false;
105  static const GLint minification_filter = GL_LINEAR_MIPMAP_LINEAR;
107  static const GLint magnification_filter = GL_LINEAR;
108  };
109 
111  template<>
112  struct TexelProperties< ::ome::xml::model::enums::PixelType::INT16> :
113  public ome::files::PixelProperties< ::ome::xml::model::enums::PixelType::INT16>
114  {
116  static const GLenum internal_format = GL_R16;
118  static const GLenum external_format = GL_RED;
120  static const GLint external_type = GL_SHORT;
122  static const ::ome::xml::model::enums::PixelType::enum_value fallback_pixeltype = ome::xml::model::enums::PixelType::INT8;
124  static const bool conversion_required = false;
126  static const bool normalization_required = false;
128  static const GLint minification_filter = GL_LINEAR_MIPMAP_LINEAR;
130  static const GLint magnification_filter = GL_LINEAR;
131  };
132 
134  template<>
135  struct TexelProperties< ::ome::xml::model::enums::PixelType::INT32> :
136  public ome::files::PixelProperties< ::ome::xml::model::enums::PixelType::INT32>
137  {
139  static const GLenum internal_format = GL_R16;
141  static const GLenum external_format = GL_RED;
143  static const GLint external_type = GL_INT;
145  static const ::ome::xml::model::enums::PixelType::enum_value fallback_pixeltype = ome::xml::model::enums::PixelType::INT16;
147  static const bool conversion_required = false;
149  static const bool normalization_required = false;
151  static const GLint minification_filter = GL_LINEAR_MIPMAP_LINEAR;
153  static const GLint magnification_filter = GL_LINEAR;
154  };
155 
157  template<>
158  struct TexelProperties< ::ome::xml::model::enums::PixelType::UINT8> :
159  public ome::files::PixelProperties< ::ome::xml::model::enums::PixelType::UINT8>
160  {
162  static const GLenum internal_format = GL_R8;
164  static const GLenum external_format = GL_RED;
166  static const GLint external_type = GL_UNSIGNED_BYTE;
168  static const ::ome::xml::model::enums::PixelType::enum_value fallback_pixeltype = ome::xml::model::enums::PixelType::UINT8;
170  static const bool conversion_required = false;
172  static const bool normalization_required = false;
174  static const GLint minification_filter = GL_LINEAR_MIPMAP_LINEAR;
176  static const GLint magnification_filter = GL_LINEAR;
177  };
178 
180  template<>
181  struct TexelProperties< ::ome::xml::model::enums::PixelType::UINT16> :
182  public ome::files::PixelProperties< ::ome::xml::model::enums::PixelType::UINT16>
183  {
185  static const GLenum internal_format = GL_R16;
187  static const GLenum external_format = GL_RED;
189  static const GLint external_type = GL_UNSIGNED_SHORT;
191  static const ::ome::xml::model::enums::PixelType::enum_value fallback_pixeltype = ome::xml::model::enums::PixelType::UINT8;
193  static const bool conversion_required = false;
195  static const bool normalization_required = false;
197  static const GLint minification_filter = GL_LINEAR_MIPMAP_LINEAR;
199  static const GLint magnification_filter = GL_LINEAR;
200  };
201 
203  template<>
204  struct TexelProperties< ::ome::xml::model::enums::PixelType::UINT32> :
205  public ome::files::PixelProperties< ::ome::xml::model::enums::PixelType::UINT32>
206  {
208  static const GLenum internal_format = GL_R16;
210  static const GLenum external_format = GL_RED;
212  static const GLint external_type = GL_UNSIGNED_INT;
214  static const ::ome::xml::model::enums::PixelType::enum_value fallback_pixeltype = ome::xml::model::enums::PixelType::UINT16;
216  static const bool conversion_required = false;
218  static const bool normalization_required = false;
220  static const GLint minification_filter = GL_LINEAR_MIPMAP_LINEAR;
222  static const GLint magnification_filter = GL_LINEAR;
223  };
224 
226  template<>
227  struct TexelProperties< ::ome::xml::model::enums::PixelType::FLOAT> :
228  public ome::files::PixelProperties< ::ome::xml::model::enums::PixelType::FLOAT>
229  {
231  static const GLenum internal_format = GL_R32F;
233  static const GLenum external_format = GL_RED;
235  static const GLint external_type = GL_FLOAT;
237  static const ::ome::xml::model::enums::PixelType::enum_value fallback_pixeltype = ome::xml::model::enums::PixelType::INT32;
239  static const bool conversion_required = false;
241  static const bool normalization_required = true;
243  static const GLint minification_filter = GL_LINEAR_MIPMAP_LINEAR;
245  static const GLint magnification_filter = GL_LINEAR;
246  };
247 
249  template<>
250  struct TexelProperties< ::ome::xml::model::enums::PixelType::DOUBLE> :
251  public ome::files::PixelProperties< ::ome::xml::model::enums::PixelType::DOUBLE>
252  {
254  static const GLenum internal_format = GL_R32F;
256  static const GLenum external_format = GL_RED;
258  static const GLint external_type = GL_DOUBLE;
260  static const ::ome::xml::model::enums::PixelType::enum_value fallback_pixeltype = ome::xml::model::enums::PixelType::FLOAT;
262  static const bool conversion_required = false;
264  static const bool normalization_required = true;
266  static const GLint minification_filter = GL_LINEAR_MIPMAP_LINEAR;
268  static const GLint magnification_filter = GL_LINEAR;
269  };
270 
272  template<>
273  struct TexelProperties< ::ome::xml::model::enums::PixelType::BIT> :
274  public ome::files::PixelProperties< ::ome::xml::model::enums::PixelType::BIT>
275  {
277  static const GLenum internal_format = GL_R8;
279  static const GLenum external_format = GL_RED;
281  static const GLint external_type = GL_UNSIGNED_BYTE;
283  static const ::ome::xml::model::enums::PixelType::enum_value fallback_pixeltype = ome::xml::model::enums::PixelType::BIT;
285  static const bool conversion_required = true;
287  static const bool normalization_required = false;
289  static const GLint minification_filter = GL_NEAREST_MIPMAP_LINEAR;
291  static const GLint magnification_filter = GL_NEAREST;
292  };
293 
295  template<>
296  struct TexelProperties< ::ome::xml::model::enums::PixelType::COMPLEX> :
297  public ome::files::PixelProperties< ::ome::xml::model::enums::PixelType::COMPLEX>
298  {
300  static const GLenum internal_format = GL_RG32F;
302  static const GLenum external_format = GL_RG;
304  static const GLint external_type = GL_FLOAT;
306  static const ::ome::xml::model::enums::PixelType::enum_value fallback_pixeltype = ome::xml::model::enums::PixelType::COMPLEX;
308  static const bool conversion_required = false;
310  static const bool normalization_required = true;
312  static const GLint minification_filter = GL_LINEAR_MIPMAP_LINEAR;
314  static const GLint magnification_filter = GL_LINEAR;
315  };
316 
318  template<>
319  struct TexelProperties< ::ome::xml::model::enums::PixelType::DOUBLECOMPLEX> :
320  public ome::files::PixelProperties< ::ome::xml::model::enums::PixelType::DOUBLECOMPLEX>
321  {
323  static const GLenum internal_format = GL_RG32F;
325  static const GLenum external_format = GL_RG;
327  static const GLint external_type = GL_DOUBLE;
329  static const ::ome::xml::model::enums::PixelType::enum_value fallback_pixeltype = ome::xml::model::enums::PixelType::COMPLEX;
331  static const bool conversion_required = false;
333  static const bool normalization_required = true;
335  static const GLint minification_filter = GL_LINEAR_MIPMAP_LINEAR;
337  static const GLint magnification_filter = GL_LINEAR;
338  };
339 
347  GLenum
348  textureInternalFormat(::ome::xml::model::enums::PixelType pixeltype);
349 
360  GLenum
361  textureInternalFormatFallback(GLenum format);
362 
370  GLenum
371  textureExternalFormat(::ome::xml::model::enums::PixelType pixeltype);
372 
380  GLint
381  textureExternalType(::ome::xml::model::enums::PixelType pixeltype);
382 
393  ::ome::xml::model::enums::PixelType
394  texturePixelTypeFallback(::ome::xml::model::enums::PixelType pixeltype);
395 
405  bool
406  textureConversionRequired(::ome::xml::model::enums::PixelType pixeltype);
407 
421  bool
422  textureNormalizationRequired(::ome::xml::model::enums::PixelType pixeltype);
423 
430  GLint
431  textureMinificationFilter(::ome::xml::model::enums::PixelType pixeltype);
432 
439  GLint
440  textureMagnificationFilter(::ome::xml::model::enums::PixelType pixeltype);
441 
442  }
443 }
444 
445 #endif // OME_QTWIDGETS_TEXELPROPERTIES_H
446 
447 /*
448  * Local Variables:
449  * mode:C++
450  * End:
451  */
ome::qtwidgets::textureMagnificationFilter
GLint textureMagnificationFilter(::ome::xml::model::enums::PixelType pixeltype)
Get the default magnification filter.
Definition: TexelProperties.cpp:200
ome::qtwidgets::textureConversionRequired
bool textureConversionRequired(::ome::xml::model::enums::PixelType pixeltype)
Check if type conversion is required.
Definition: TexelProperties.cpp:141
ome::qtwidgets::textureExternalType
GLint textureExternalType(::ome::xml::model::enums::PixelType pixeltype)
Get the default external (GL) type of a PixelType.
Definition: TexelProperties.cpp:101
ome::qtwidgets::textureNormalizationRequired
bool textureNormalizationRequired(::ome::xml::model::enums::PixelType pixeltype)
Check if normalization is required.
Definition: TexelProperties.cpp:161
ome::qtwidgets::textureInternalFormatFallback
GLenum textureInternalFormatFallback(GLenum format)
Get a fallback internal (GL) pixel format.
Definition: TexelProperties.cpp:218
ome::qtwidgets::textureMinificationFilter
GLint textureMinificationFilter(::ome::xml::model::enums::PixelType pixeltype)
Get the default minification filter.
Definition: TexelProperties.cpp:181
ome::qtwidgets::textureExternalFormat
GLenum textureExternalFormat(::ome::xml::model::enums::PixelType pixeltype)
Get the default external (GL) pixel format of a PixelType.
Definition: TexelProperties.cpp:81
ome::qtwidgets::textureInternalFormat
GLenum textureInternalFormat(::ome::xml::model::enums::PixelType pixeltype)
Get the default internal (GL) pixel format of a PixelType.
Definition: TexelProperties.cpp:61
ome::qtwidgets::TexelProperties
Map a given PixelType enum to the corresponding GL texel definitions.
Definition: TexelProperties.h:85
ome::qtwidgets::texturePixelTypeFallback
::ome::xml::model::enums::PixelType texturePixelTypeFallback(::ome::xml::model::enums::PixelType pixeltype)
Get a fallback pixel type.
Definition: TexelProperties.cpp:121
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