Method BlitDepthBuffer

Source/Graphics/graphics.cpp:723–754

}

void Graphics::BlitDepthBuffer() {
    Shaders::Instance()->setProgram(Shaders::Instance()->returnProgram(shader));
    GLState state;
    state.depth_test = true;
    state.depth_write = true;
    state.blend = false;
    state.cull_face = false;
    setGLState(state);
    // The above code is here to fix a mysterious problem
    GLint depth_attachment_object_type[2];
    GLint depth_attachment_object_name[2];
    bindFramebuffer(multisample_framebuffer);
    glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE, &depth_attachment_object_type[0]);
    glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME, &depth_attachment_object_name[0]);
    bindFramebuffer(framebuffer);
    glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE, &depth_attachment_object_type[1]);
    glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME, &depth_attachment_object_name[1]);
    CHECK_FBO_ERROR();
    CHECK_GL_ERROR();
    glBindFramebuffer(GL_READ_FRAMEBUFFER, multisample_framebuffer);
    CHECK_FBO_ERROR();
    CHECK_GL_ERROR();
    glBindFramebuffer(GL_DRAW_FRAMEBUFFER, framebuffer);
    CHECK_FBO_ERROR();
    CHECK_GL_ERROR();
    glBlitFramebuffer(0, 0, render_dims[0], render_dims[1], 0, 0, render_dims[0], render_dims[1], GL_DEPTH_BUFFER_BIT, GL_NEAREST);
    CHECK_FBO_ERROR();
    CHECK_GL_ERROR();
    glBindFramebuffer(GL_FRAMEBUFFER, curr_framebuffer);
    CHECK_FBO_ERROR();
    CHECK_GL_ERROR();
}

static void ApplyVsync(bool val) {
    // Set VSync