C++ (Cpp) Program::errorMessage Examples

Example #1

File: scene.cpp Project: caneraltinbasak/rpi

bool
Scene::load_shaders_from_strings(Program &program,
                                 const std::string &vtx_shader,
                                 const std::string &frg_shader,
                                 const std::string &vtx_shader_filename,
                                 const std::string &frg_shader_filename)
{
    program.init();

    Log::debug("Loading vertex shader from file %s:\n%s",
               vtx_shader_filename.c_str(), vtx_shader.c_str());

    program.addShader(GL_VERTEX_SHADER, vtx_shader);
    if (!program.valid()) {
        Log::error("Failed to add vertex shader from file %s:\n  %s\n",
                   vtx_shader_filename.c_str(),
                   program.errorMessage().c_str());
        program.release();
        return false;
    }

    Log::debug("Loading fragment shader from file %s:\n%s",
               frg_shader_filename.c_str(), frg_shader.c_str());

    program.addShader(GL_FRAGMENT_SHADER, frg_shader);
    if (!program.valid()) {
        Log::error("Failed to add fragment shader from file %s:\n  %s\n",
                   frg_shader_filename.c_str(),
                   program.errorMessage().c_str());
        program.release();
        return false;
    }

    program.build();
    if (!program.ready()) {
        Log::error("Failed to link program created from files %s and %s:  %s\n",
                   vtx_shader_filename.c_str(),
                   frg_shader_filename.c_str(),
                   program.errorMessage().c_str());
        program.release();
        return false;
    }

    return true;
}