diff options
Diffstat (limited to 'src/main.cpp')
| -rw-r--r-- | src/main.cpp | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/src/main.cpp b/src/main.cpp index ecc178a..689eeb6 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -242,16 +242,22 @@ static bool recreate_window_pixmap(Display *dpy, Window window_id, // glEnable(GL_BLEND); // glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); + pixmap.texture_width = attr.width; + pixmap.texture_height = attr.height; + glXBindTexImageEXT(dpy, pixmap.glx_pixmap, GLX_FRONT_EXT, NULL); - glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, - &pixmap.texture_width); - glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_HEIGHT, - &pixmap.texture_height); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); // GL_LINEAR ); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); // GL_LINEAR);//GL_LINEAR_MIPMAP_LINEAR ); //glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); + + GLint gl_texture_width = 0; + glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &gl_texture_width); + if(gl_texture_width == 0) { + fprintf(stderr, "Warning: failed to get texture size. You are probably running an unsupported compositor and recording the selected window doesn't work at the moment. A black window will be displayed instead\n"); + } + fprintf(stderr, "texture width: %d, height: %d\n", pixmap.texture_width, pixmap.texture_height); |