openMSX
SDLGLOffScreenSurface.cc
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2 #include "SDLGLVisibleSurface.hh"
3 #include "GLUtil.hh"
4 
5 namespace openmsx {
6 
8  : fboTex(true) // enable interpolation TODO why?
9 {
11  auto [w, h] = getPhysicalSize();
12  fboTex.bind();
13  glTexImage2D(GL_TEXTURE_2D, // target
14  0, // level
15  GL_RGB, // internal format
16  w, // width
17  h, // height
18  0, // border
19  GL_RGB, // format
20  GL_UNSIGNED_BYTE, // type
21  nullptr); // data
22  fbo = gl::FrameBufferObject(fboTex);
23  fbo.push();
24 
26 }
27 
28 void SDLGLOffScreenSurface::saveScreenshot(const std::string& filename)
29 {
31 }
32 
33 } // namespace openmsx
void bind()
Makes this texture the active GL texture.
Definition: GLUtil.hh:82
A frame buffer where pixels can be written to.
gl::ivec2 getPhysicalSize() const
gl::ivec2 getLogicalSize() const
void calculateViewPort(gl::ivec2 logSize, gl::ivec2 physSize)
Definition: OutputSurface.cc:6
SDLGLOffScreenSurface(const OutputSurface &output)
static void saveScreenshotGL(const OutputSurface &output, const std::string &filename)
This file implemented 3 utility functions:
Definition: Autofire.cc:9
constexpr const char *const filename