int update()
{
if (get_active_screen() == NULL)
{
return 1;
}
timestamp_t current = {0};
timestamp_set(¤t);
long dt = timestamp_diff(¤t, &timer);
if (dt > 0)
{
timer = current;
screen_update(dt);
}
long fps_dt = timestamp_diff(¤t, &fps_timer);
LOGD("DT: %ld", fps_dt);
if (fps_dt > 500)
{
fps = frames * 1000.0f / (float)fps_dt;
fps_timer = current;
frames = 0;
LOGI("FPS: %.2f", fps);
}
else
{
++frames;
}
char fps_str[32] = {0};
sprintf(fps_str, "FPS: %.2f", fps);
const rect_t fps_rect = { 8.0f, 8.0f, 256.0f, 32.0f };
const rgba_t fps_color = { 1.0f, 0.0f, 0.0f, 0.8f };
mat4f_t transform = {0};
mat4_mult(&transform, &camera.proj, &camera.view);
rect_t screen = { 0, 0, screen_size.x, screen_size.y };
rgba_t color = {0.7f, 0.7f, 0.0f, 1.0f };
gfx_set_target(gfx, "test_target", &screen);
gfx_enable_depth_buffer(gfx, 1);
gfx_clear(gfx);
screen_render(gfx, &camera);
gfx_set_shader(gfx, "text");
gfx_set_uniform_mat4f(gfx, "uMVP", 1, &transform);
draw_text(fps_str, &fps_rect, 0.0f, 4.9f, &fps_color);
gfx_flush(gfx);
static int take_screenshot = 0;
if (take_screenshot && frames == 0)
{
take_screenshot = 0;
image_t* img = NULL;
if (gfx_take_screenshot(gfx, &img) == 0)
{
image_save_to_png(img, "screenshot.png");
image_free(img);
}
}
gfx_set_target(gfx, NULL, &screen);
gfx_enable_depth_buffer(gfx, 0);
gfx_clear(gfx);
int32_t sampler = 0;
rect_t uv = { 0, screen.height/buffer_size.y, screen.width/buffer_size.x, -screen.height/buffer_size.y };
gfx_set_shader(gfx, "postprocess");
gfx_set_uniform_mat4f(gfx, "uMVP", 1, &transform);
gfx_set_uniform_1i(gfx, "uTex", 1, &sampler);
gfx_set_texture(gfx, "test_texture", sampler);
gfx_render_textured_rect(gfx, &screen, 1.0f, &uv);
gfx_set_texture(gfx, NULL, sampler);
gfx_flush(gfx);
return 0;
}
static void
set_user_icon_from_png (char *path, uint32_t bgcolor)
{
int j, alpha;
image_s *img = image_new_from_png (path, 1, NULL, 0, 1, 0, &alpha);
image_s *img_sm, *img_lrg;
struct icon_struct newicons;
double n, scale_lrg, scale_sm;
if (img == (image_s *)NULL)
{
DPRINTF (E_WARN, L_GENERAL,
"Unable to load icon file \"%s\".\n", path);
return;
}
n = (img->height > img->width) ? img->height : img->width;
scale_lrg = 120.0 / n;
scale_sm = 48.0 / n;
if ((img_lrg = image_resize (img,
xround (img->width*scale_lrg),
xround(img->height*scale_lrg))) == (image_s *)NULL)
{
DPRINTF (E_ERROR, L_GENERAL,
"Failed to rescale large icon image (%s).\n", path);
image_free (img);
return;
}
if ((img_sm = image_resize (img,
xround(img->width*scale_sm),
xround(img->height*scale_sm))) == (image_s *)NULL)
{
DPRINTF (E_ERROR, L_GENERAL,
"Failed to rescale small icon image (%s).\n", path);
image_free (img);
image_free (img_lrg);
return;
}
image_free (img);
for (j = ICON_FIRST; j <= ICON_LAST; j++)
newicons.dynamic[j] = 1;
if ((newicons.size[ICON_PNG_LRG] = image_save_to_png (img_lrg, NULL,
&newicons.icon[ICON_PNG_LRG], alpha, 9)) < 0)
{
DPRINTF (E_ERROR, L_GENERAL,
"Failed to create large PNG icon (%s).\n", path);
newicons.icon[ICON_PNG_LRG] = icons.icon[ICON_PNG_LRG];
newicons.size[ICON_PNG_LRG] = icons.size[ICON_PNG_LRG];
newicons.dynamic[ICON_PNG_LRG] = icons.dynamic[ICON_PNG_LRG];
}
if ((newicons.size[ICON_PNG_SM] = image_save_to_png (img_sm, NULL,
&newicons.icon[ICON_PNG_SM], alpha, 9)) < 0)
{
DPRINTF (E_ERROR, L_GENERAL,
"Failed to create small PNG icon (%s).\n", path);
newicons.icon[ICON_PNG_SM] = icons.icon[ICON_PNG_SM];
newicons.size[ICON_PNG_SM] = icons.size[ICON_PNG_SM];
newicons.dynamic[ICON_PNG_SM] = icons.dynamic[ICON_PNG_SM];
}
if (alpha)
{
image_bgcolor_composite (img_lrg, bgcolor, -1);
image_bgcolor_composite (img_sm, bgcolor, -1);
}
if (!(newicons.icon[ICON_JPEG_LRG] = image_save_to_jpeg_buf (img_lrg,
&newicons.size[ICON_JPEG_LRG])))
{
DPRINTF (E_ERROR, L_GENERAL,
"Failed to create large JPEG icon (%s).\n", path);
newicons.icon[ICON_JPEG_LRG] = icons.icon[ICON_JPEG_LRG];
newicons.size[ICON_JPEG_LRG] = icons.size[ICON_JPEG_LRG];
newicons.dynamic[ICON_JPEG_LRG] = icons.dynamic[ICON_JPEG_LRG];
}
if (!(newicons.icon[ICON_JPEG_SM] = image_save_to_jpeg_buf (img_sm,
&newicons.size[ICON_JPEG_SM])))
{
DPRINTF (E_ERROR, L_GENERAL,
"Failed to create small JPEG icon (%s).\n", path);
newicons.icon[ICON_JPEG_SM] = icons.icon[ICON_JPEG_SM];
newicons.size[ICON_JPEG_SM] = icons.size[ICON_JPEG_SM];
newicons.dynamic[ICON_JPEG_SM] = icons.dynamic[ICON_JPEG_SM];
}
image_free (img_sm);
image_free (img_lrg);
destroy_icons (&icons);
icons = newicons;
}