void gr_opengl_print_screen(const char *filename)
{
char tmp[MAX_PATH_LEN];
GLubyte *pixels = NULL;
GLuint pbo = 0;
// save to a "screenshots" directory and tack on the filename
snprintf(tmp, MAX_PATH_LEN-1, "screenshots/%s.png", filename);
_mkdir(os_get_config_path("screenshots").c_str());
// glReadBuffer(GL_FRONT);
// now for the data
if (Use_PBOs) {
Assert( !pbo );
glGenBuffers(1, &pbo);
if ( !pbo ) {
return;
}
glBindBuffer(GL_PIXEL_PACK_BUFFER, pbo);
glBufferData(GL_PIXEL_PACK_BUFFER, (gr_screen.max_w * gr_screen.max_h * 4), NULL, GL_STATIC_READ);
glReadBuffer(GL_FRONT);
glReadPixels(0, 0, gr_screen.max_w, gr_screen.max_h, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV, NULL);
// map the image data so that we can save it to file
pixels = (GLubyte*) glMapBuffer(GL_PIXEL_PACK_BUFFER, GL_READ_ONLY);
} else {
pixels = (GLubyte*) vm_malloc(gr_screen.max_w * gr_screen.max_h * 4, memory::quiet_alloc);
if (pixels == NULL) {
return;
}
glReadPixels(0, 0, gr_screen.max_w, gr_screen.max_h, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV, pixels);
glFlush();
}
if (!png_write_bitmap(os_get_config_path(tmp).c_str(), gr_screen.max_w, gr_screen.max_h, true, pixels)) {
ReleaseWarning(LOCATION, "Failed to write screenshot to \"%s\".", os_get_config_path(tmp).c_str());
}
if (pbo) {
glUnmapBuffer(GL_PIXEL_PACK_BUFFER);
pixels = NULL;
glBindBuffer(GL_PIXEL_PACK_BUFFER, 0);
glDeleteBuffers(1, &pbo);
}
if (pixels != NULL) {
vm_free(pixels);
}
}
void Warning(const char* filename, int line, const char* format, ...)
{
#ifndef NDEBUG
SCP_string msg;
va_list args;
va_start(args, format);
vsprintf(msg, format, args);
va_end(args);
ReleaseWarning(filename, line, "%s", msg.c_str());
#endif
}
bool RocketSystemInterface::LogMessage(Rocket::Core::Log::Type type, const Rocket::Core::String& message)
{
switch (type) {
case Log::LT_ERROR:
ReleaseWarning(LOCATION, "libRocket error: %s", message.CString());
break;
case Log::LT_WARNING:
Warning(LOCATION, "libRocket warning: %s", message.CString());
break;
case Log::LT_ASSERT:
os::dialogs::AssertMessage("libRocket assertion", LOCATION, "%s", message.CString());
break;
case Log::LT_ALWAYS:
case Log::LT_INFO:
case Log::LT_DEBUG:
// These always go into the standard log
mprintf(("libRocket message: %s\n", message.CString()));
break;
default:
break;
}
// We never break into the debugger
return false;
}
