32x: still tweaking renderers

[picodrive.git] / pico / 32x / 32x.c

diff --git a/pico/32x/32x.c b/pico/32x/32x.c
index e945c8e..94286ac 100644 (file)
--- a/pico/32x/32x.c
+++ b/pico/32x/32x.c
@@ -129,7 +129,7 @@ void PicoPower32x(void)
 void PicoUnload32x(void)
 {
   if (Pico32xMem != NULL)
-    free(Pico32xMem);
+    plat_munmap(Pico32xMem, sizeof(*Pico32xMem));
   Pico32xMem = NULL;
   sh2_finish(&msh2);
   sh2_finish(&ssh2);
@@ -148,6 +148,27 @@ void PicoReset32x(void)
 
 static void p32x_start_blank(void)
 {
+  if (Pico32xDrawMode != PDM32X_OFF && !PicoSkipFrame) {
+    int offs = 8, lines = 224;
+    if ((Pico.video.reg[1] & 8) && !(PicoOpt & POPT_ALT_RENDERER)) {
+      offs = 0;
+      lines = 240;
+    }
+
+    // XXX: no proper handling of 32col mode..
+    if ((Pico32x.vdp_regs[0] & P32XV_Mx) != 0 && // 32x not blanking
+        (Pico.video.reg[12] & 1) && // 40col mode
+        (PicoDrawMask & PDRAW_32X_ON))
+    {
+      int md_bg = Pico.video.reg[7] & 0x3f;
+
+      // we draw full layer (not line-by-line)
+      PicoDraw32xLayer(offs, lines, md_bg);
+    }
+    else if (Pico32xDrawMode != PDM32X_32X_ONLY)
+      PicoDraw32xLayerMdOnly(offs, lines);
+  }
+
   // enter vblank
   Pico32x.vdp_regs[0x0a/2] |= P32XV_VBLK|P32XV_PEN;