+ g_layer_x = g_menuscreen_w / 2 - g_layer_w / 2;
+ g_layer_y = g_menuscreen_h / 2 - g_layer_h / 2;
+ if (g_layer_x < 0) g_layer_x = 0;
+ if (g_layer_y < 0) g_layer_y = 0;
+ if (g_layer_w > g_menuscreen_w) g_layer_w = g_menuscreen_w;
+ if (g_layer_h > g_menuscreen_h) g_layer_h = g_menuscreen_h;
+}
+
+// XXX: this is platform specific really
+static inline int resolution_ok(int w, int h)
+{
+ return w <= 1024 && h <= 512;
+}
+
+static void pl_vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
+{
+ int vout_w, vout_h, vout_bpp;
+ int buf_yoffset = 0;
+
+ // special h handling, Wipeout likes to change it by 1-6
+ static int vsync_cnt_ms_prev;
+ if ((unsigned int)(vsync_cnt - vsync_cnt_ms_prev) < 5*60)
+ h = (h + 7) & ~7;
+ vsync_cnt_ms_prev = vsync_cnt;
+
+ psx_w = raw_w;
+ psx_h = raw_h;
+ psx_bpp = bpp;
+ vout_w = w;
+ vout_h = h;
+ vout_bpp = bpp;
+ if (pl_rearmed_cbs.only_16bpp)
+ vout_bpp = 16;
+
+ // don't use very low heights
+ if (vout_h < 192) {
+ buf_yoffset = (192 - vout_h) / 2;
+ vout_h = 192;
+ }
+
+ pl_vout_scale_w = pl_vout_scale_h = 1;
+#ifdef __ARM_NEON__
+ if (soft_filter) {
+ if (resolution_ok(w * 2, h * 2) && bpp == 16) {
+ pl_vout_scale_w = 2;
+ pl_vout_scale_h = 2;
+ }
+ else {
+ // filter unavailable
+ hud_msg[0] = 0;
+ }
+ }
+ else if (scanlines != 0 && scanline_level != 100 && bpp == 16) {
+ if (h <= 256)
+ pl_vout_scale_h = 2;
+ }
+#endif
+ vout_w *= pl_vout_scale_w;
+ vout_h *= pl_vout_scale_h;
+
+ update_layer_size(vout_w, vout_h);
+
+ pl_vout_buf = plat_gvideo_set_mode(&vout_w, &vout_h, &vout_bpp);
+ if (pl_vout_buf == NULL && pl_plat_blit == NULL)
+ fprintf(stderr, "failed to set mode %dx%d@%d\n",
+ vout_w, vout_h, vout_bpp);
+ else {
+ pl_vout_w = vout_w;
+ pl_vout_h = vout_h;
+ pl_vout_bpp = vout_bpp;
+ pl_vout_yoffset = buf_yoffset;
+ }
+ if (pl_vout_buf != NULL)
+ pl_vout_buf = (char *)pl_vout_buf
+ + pl_vout_yoffset * pl_vout_w * pl_vout_bpp / 8;
+
+ menu_notify_mode_change(pl_vout_w, pl_vout_h, pl_vout_bpp);
+}
+
+static void pl_vout_flip(const void *vram, int stride, int bgr24, int w, int h)
+{
+ static int doffs_old, clear_counter;
+ unsigned char *dest = pl_vout_buf;
+ const unsigned short *src = vram;
+ int dstride = pl_vout_w, h1 = h;
+ int doffs;
+
+ pcnt_start(PCNT_BLIT);
+
+ if (vram == NULL) {
+ // blanking
+ if (pl_plat_clear)
+ pl_plat_clear();
+ else
+ memset(pl_vout_buf, 0,
+ dstride * pl_vout_h * pl_vout_bpp / 8);
+ goto out_hud;