X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3f20f7d8a388424e6f519a18019e070725d18503..99c4be680622f58a48a04dfe0835b59d2c41afea:/include/wx/glcanvas.h?ds=sidebyside diff --git a/include/wx/glcanvas.h b/include/wx/glcanvas.h index e02657cc96..4722a99a94 100644 --- a/include/wx/glcanvas.h +++ b/include/wx/glcanvas.h @@ -27,27 +27,29 @@ class WXDLLIMPEXP_FWD_GL wxGLContext; // Constants for attributes list // ---------------------------------------------------------------------------- -// The generic OpenGL implementation doesn't support most of these options, -// such as stereo, auxiliary buffers, alpha channel, and accumulator buffer. -// Other implementations may actually support them. +// Notice that not all implementation support options such as stereo, auxiliary +// buffers, alpha channel, and accumulator buffer, use IsDisplaySupported() to +// check for individual attributes support. enum { - WX_GL_RGBA=1, /* use true color palette */ - WX_GL_BUFFER_SIZE, /* bits for buffer if not WX_GL_RGBA */ - WX_GL_LEVEL, /* 0 for main buffer, >0 for overlay, <0 for underlay */ - WX_GL_DOUBLEBUFFER, /* use doublebuffer */ - WX_GL_STEREO, /* use stereoscopic display */ - WX_GL_AUX_BUFFERS, /* number of auxiliary buffers */ - WX_GL_MIN_RED, /* use red buffer with most bits (> MIN_RED bits) */ - WX_GL_MIN_GREEN, /* use green buffer with most bits (> MIN_GREEN bits) */ - WX_GL_MIN_BLUE, /* use blue buffer with most bits (> MIN_BLUE bits) */ - WX_GL_MIN_ALPHA, /* use alpha buffer with most bits (> MIN_ALPHA bits) */ - WX_GL_DEPTH_SIZE, /* bits for Z-buffer (0,16,32) */ - WX_GL_STENCIL_SIZE, /* bits for stencil buffer */ - WX_GL_MIN_ACCUM_RED, /* use red accum buffer with most bits (> MIN_ACCUM_RED bits) */ - WX_GL_MIN_ACCUM_GREEN, /* use green buffer with most bits (> MIN_ACCUM_GREEN bits) */ - WX_GL_MIN_ACCUM_BLUE, /* use blue buffer with most bits (> MIN_ACCUM_BLUE bits) */ - WX_GL_MIN_ACCUM_ALPHA /* use alpha buffer with most bits (> MIN_ACCUM_ALPHA bits) */ + WX_GL_RGBA = 1, // use true color palette (on if no attrs specified) + WX_GL_BUFFER_SIZE, // bits for buffer if not WX_GL_RGBA + WX_GL_LEVEL, // 0 for main buffer, >0 for overlay, <0 for underlay + WX_GL_DOUBLEBUFFER, // use double buffering (on if no attrs specified) + WX_GL_STEREO, // use stereoscopic display + WX_GL_AUX_BUFFERS, // number of auxiliary buffers + WX_GL_MIN_RED, // use red buffer with most bits (> MIN_RED bits) + WX_GL_MIN_GREEN, // use green buffer with most bits (> MIN_GREEN bits) + WX_GL_MIN_BLUE, // use blue buffer with most bits (> MIN_BLUE bits) + WX_GL_MIN_ALPHA, // use alpha buffer with most bits (> MIN_ALPHA bits) + WX_GL_DEPTH_SIZE, // bits for Z-buffer (0,16,32) + WX_GL_STENCIL_SIZE, // bits for stencil buffer + WX_GL_MIN_ACCUM_RED, // use red accum buffer with most bits (> MIN_ACCUM_RED bits) + WX_GL_MIN_ACCUM_GREEN, // use green buffer with most bits (> MIN_ACCUM_GREEN bits) + WX_GL_MIN_ACCUM_BLUE, // use blue buffer with most bits (> MIN_ACCUM_BLUE bits) + WX_GL_MIN_ACCUM_ALPHA, // use alpha buffer with most bits (> MIN_ACCUM_ALPHA bits) + WX_GL_SAMPLE_BUFFERS, // 1 for multisampling support (antialiasing) + WX_GL_SAMPLES // 4 for 2x2 antialising supersampling on most graphics cards }; #define wxGLCanvasName _T("GLCanvas") @@ -121,6 +123,13 @@ public: bool SetColour(const wxString& colour); + // return true if the extension with given name is supported + // + // notice that while this function is implemented for all of GLX, WGL and + // AGL the extensions names are usually not the same for different + // platforms and so the code using it still usually uses conditional + // compilation + static bool IsExtensionSupported(const char *extension); // deprecated methods using the implicit wxGLContext #if WXWIN_COMPATIBILITY_2_8 @@ -145,6 +154,10 @@ protected: // (not supported in most ports) virtual wxPalette CreateDefaultPalette() { return wxNullPalette; } + // check if the given extension name is present in the space-separated list + // of extensions supported by the current implementation such as returned + // by glXQueryExtensionsString() or glGetString(GL_EXTENSIONS) + static bool IsExtensionInList(const char *list, const char *extension); wxPalette m_palette; @@ -178,7 +191,7 @@ public: #elif defined(__WXGTK__) #include "wx/gtk1/glcanvas.h" #elif defined(__WXMAC__) - #include "wx/mac/glcanvas.h" + #include "wx/osx/glcanvas.h" #elif defined(__WXCOCOA__) #include "wx/cocoa/glcanvas.h" #else