source/graphics/glcontext.cpp

   1 #include <stdexcept>
   2 #include <msp/strings/format.h>
   3 #include "glcontext.h"
   4 #include "window.h"
   5
   6 using namespace std;
   7
   8 namespace Msp {
   9 namespace Graphics {
  10
  11 GLOptions::GLOptions():
  12         alpha(false),
  13         stencil(false),
  14         doublebuffer(true),
  15         multisample(0),
  16         forward_compatible(false),
  17         gl_version_major(0),
  18         gl_version_minor(0)
  19 { }
  20
  21
  22 unsupported_gl_mode::unsupported_gl_mode(const GLOptions &opts):
  23         runtime_error(format("{ .alpha=%s, .stencil=%s, .doublebuffer=%s, .multisample=%d, .forward_compatible=%s, .gl_version=%d.%d }",
  24                 opts.alpha, opts.stencil, opts.doublebuffer, opts.multisample, opts.forward_compatible, opts.gl_version_major, opts.gl_version_minor))
  25 { }
  26
  27
  28
  29 GLContext::GLContext(Window &wnd, const GLOptions &opts):
  30         display(wnd.get_display()),
  31         window(wnd)
  32 {
  33         platform_init(opts);
  34
  35         window.signal_resize.connect(sigc::mem_fun(this, &GLContext::window_resized));
  36 }
  37
  38 #ifndef WITH_OPENGL
  39 void GLContext::platform_init(const GLOptions &)
  40 {
  41         throw runtime_error("no OpenGL support");
  42 }
  43
  44 GLContext::~GLContext()
  45 { }
  46
  47 void GLContext::set_swap_interval(unsigned)
  48 { }
  49
  50 void GLContext::swap_buffers()
  51 { }
  52
  53 void GLContext::window_resized(unsigned, unsigned)
  54 { }
  55 #endif
  56
  57 } // namespace Graphics
  58 } // namespace Msp