Ejemplos de cg_onscreen_swap_buffers en C++ (Cpp)

Ejemplo n.º 1

static void
paint_cb(uv_idle_t *idle)
{
    Data *data = idle->data;
    cg_error_t *error = NULL;
    const cg_gles2_vtable_t *gles2 = data->gles2_vtable;

    /* Draw scene with GLES2 */
    if (!cg_push_gles2_context(
            data->dev, data->gles2_ctx, data->fb, data->fb, &error)) {
        c_error("Failed to push gles2 context: %s\n", error->message);
    }

    /* Clear offscreen framebuffer with a random color */
    gles2->glClearColor(
        c_random_double(), c_random_double(), c_random_double(), 1.0f);
    gles2->glClear(GL_COLOR_BUFFER_BIT);

    cg_pop_gles2_context(data->dev);

    /* Draw scene with Cogl */
    cg_primitive_draw(data->triangle, data->fb, data->pipeline);

    cg_onscreen_swap_buffers(CG_ONSCREEN(data->fb));

    uv_idle_stop(&data->idle);
}

Ejemplo n.º 2

static void
redraw(Data *data)
{
    cg_framebuffer_t *fb = data->fb;

    cg_framebuffer_clear4f(fb, CG_BUFFER_BIT_COLOR, 0, 0, 0, 1);

    cg_framebuffer_push_matrix(fb);
    cg_framebuffer_translate(fb, data->center_x, -data->center_y, 0.0f);

    cg_primitive_draw(data->triangle, fb, data->pipeline);
    cg_framebuffer_pop_matrix(fb);

    cg_onscreen_swap_buffers(CG_ONSCREEN(fb));
}

Ejemplo n.º 3

static void paint_cb(uv_idle_t *idle)
{
    struct demo *demo = idle->data;
    unsigned int i;

    update_catherine_wheel(demo);

    cg_framebuffer_clear4f(demo->fb,
                           CG_BUFFER_BIT_COLOR | CG_BUFFER_BIT_DEPTH,
                           0, 0, 0, 1);

    for (i = 0; i < C_N_ELEMENTS(demo->emitter); i++)
        particle_emitter_paint(demo->emitter[i]);

    cg_onscreen_swap_buffers(demo->fb);

    uv_idle_stop(&demo->idle);
}