Ovl example now works on real hw

hello_ovl_exec/common.h

@@ -6,10 +6,12 @@
 #include <libetc.h>
 #include <libgpu.h>
 #include <libapi.h>
+#include <libcd.h>
 #include <malloc.h>
 #include <kernel.h>
-// CD library
+
-#include <libcd.h>
+#include "../thirdparty/nugget/common/syscalls/syscalls.h"
+#define printf ramsyscall_printf
 
 #define setRGB(p, r0, g0, b0)						\
 	(p)->r = r0, (p)->g = g0, (p)->b = b0
@@ -30,6 +32,7 @@ extern char primbuff[2][32768];
 extern char *nextpri;
 extern u_long ot[2][OTLEN];
 extern uint8_t db;
+extern uint8_t useOT;
 extern CVECTOR BGcolor;
 
 enum OverlayNumber {

hello_ovl_exec/hello_ovl_exec.c

@@ -10,7 +10,7 @@ char primbuff[2][32768];        // double primitive buffer of length 32768 * 8 =
 u_long ot[2][OTLEN];
 char *nextpri = primbuff[0];  
 uint8_t db = 0;    
-CVECTOR BGcolor = { 0, 150, 255 };
+CVECTOR BGcolor, MScolor = { 224, 108, 76 };
 
 extern u_long load_all_overlays_here;
 
@@ -18,6 +18,7 @@ typedef struct Overlay {
   char filename[0x7c];
   int (*main)();
   char commandline[0x180];
+  CVECTOR BGcolor;
 } Overlay;
 
 int ovl_main_hello();
@@ -25,20 +26,24 @@ int ovl_main_tile();
 int ovl_main_poly();
 
 Overlay g_chainload[] = {
-    {"\\HELLO.OVL;1", ovl_main_hello, ""},
+    {"\\HELLO.OVL;1", ovl_main_hello, "", { 225, 220, 40 }},
-    {"\\TILE.OVL;1", ovl_main_tile, ""},
+    {"\\TILE.OVL;1", ovl_main_tile, "",  { 150, 30 , 40 }},
-    {"\\POLY.OVL;1", ovl_main_poly, ""},
+    {"\\POLY.OVL;1", ovl_main_poly, "",  { 60 , 127, 0  }},
-    //~ { "\\POLY.OVL;1" , 0 },
 };
 
 enum OverlayNumber next_overlay = MOTHERSHIP;
 enum OverlayNumber prev_overlay = MOTHERSHIP;
 
 int main(void);
-int loadOverlayAndStart(Overlay *);
+int loadOverlayAndStart(Overlay * overlay);
-void EmptyOTag(u_long ot[2][OTLEN], char  primbuff[2][32768], char * nextpri );
+void EmptyOTag(u_long ot[2][OTLEN]);
+void EmptyPrimBuf(char primbuff[2][32768], char ** nextpri);
+void preInitOvl(Overlay * overlay);
+void postInitOvl(Overlay * overlay);
+void clearVRAM(void);
 
 void (*dispp) (void);
+uint8_t useOT = 0;
 int CDreadOK = 0;
 
 void init(void)
@@ -72,11 +77,39 @@ void display(void)
     VSync(0);                       // Wait for the next vertical blank
     PutDispEnv(&disp[db]);          // set alternate disp and draw environnments
     PutDrawEnv(&draw[db]);
-    DrawOTag(&ot[db][OTLEN - 1]);
+    if (useOT)
+    {
+        DrawOTag(&ot[db][OTLEN - 1]);
+    }
     db = !db;                       // flip db value (0 or 1)
     nextpri = primbuff[db];
 }
-
+void clearVRAM(void)
+{
+    RECT vram = {0,0,1024,512};
+    ClearImage(&vram,0,0,0);
+}
+void preInitOvl(Overlay * overlay)
+{
+    //~ clearVRAM();
+    ResetCallback();
+    ResetGraph(3);
+    EmptyPrimBuf(primbuff, &nextpri);
+    EmptyOTag(&ot[db]);
+    setRGB(&BGcolor, overlay->BGcolor.r, overlay->BGcolor.g, overlay->BGcolor.b );
+}
+void postInitOvl(Overlay * overlay)
+{
+    //~ clearVRAM();
+    //~ ResetGraph(3);
+    EmptyPrimBuf(primbuff, &nextpri);
+    EmptyOTag(&ot[db]);
+    setRGB(&BGcolor, MScolor.r, MScolor.g, MScolor.b);
+    setRGB0(&draw[0], BGcolor.r, BGcolor.g, BGcolor.b); // set color for first draw area
+    setRGB0(&draw[1], BGcolor.r, BGcolor.g, BGcolor.b);
+    FntLoad(960, 0);                // Load font to vram at 960,0(+128)
+    FntOpen(MARGINX, SCREENYRES - MARGINY - FONTSIZE, SCREENXRES - MARGINX * 2, FONTSIZE, 0, 280 ); // FntOpen(x, y, width, height,  black_bg, max. nbr. chars
+}
 int loadOverlayAndStart(Overlay * overlay)
 {
     int CDreadResult = 0;
@@ -88,35 +121,41 @@ int loadOverlayAndStart(Overlay * overlay)
     // If file loaded sucessfully
     if (CDreadResult)
     {
-        //~ StopCallback(); 
+        // Pre OVL
-        ResetGraph(3);
+        preInitOvl(overlay);
-        // Execute
+        // Exec OVL
         next_ovl = overlay->main();
-        EmptyOTag(&ot[db], &primbuff[db], nextpri);
+        // Post OVL
-        setRGB(&BGcolor, 0, 150, 255);
+        postInitOvl(overlay);
-        init();
     }
     return next_ovl;
 }
-
+void EmptyPrimBuf(char primbuff[2][32768], char ** nextpri)
-void EmptyOTag(u_long ot[2][OTLEN], char primbuff[2][32768], char * nextpri )
+{
+    for(uint16_t p; p < 32768; p++)
+    {
+        primbuff[0][p] = 0;
+        primbuff[1][p] = 0;
+    }
+    *nextpri = primbuff[0];
+}
+void EmptyOTag(u_long ot[2][OTLEN])
 {
     for (uint16_t p; p < OTLEN; p++)
     {
         ot[0][p] = 0;
         ot[1][p] = 0;
     }
-    nextpri = primbuff[!db];
 }
 
 int main(void)
 {   
     int t = 0;
+    setRGB(&BGcolor, MScolor.r, MScolor.g, MScolor.b);
     // init() display
     init();          
     // Init CD system
     CdInit();
-    
     prev_overlay = next_overlay; 
     while(1){
         if (t == 100){

hello_ovl_exec/hello_ovl_world/hello_ovl_world.c

@@ -2,7 +2,6 @@
 
 int ovl_main_hello(void)
 {   
-    setRGB(&BGcolor, 0, 255, 100);
     init();
     int i = 0;
     while(1)

hello_ovl_exec/hello_poly/hello_ovl_poly.c

@@ -1,8 +1,11 @@
 #include "../common.h"
 
+
 int ovl_main_poly(void)
 {   
-    setRGB(&BGcolor, 250, 0, 250);
+    #ifndef STANDALONE
+        useOT = 1;
+    #endif
     init();
     uint16_t timer = 0;
     uint16_t timeout = 100;
@@ -59,14 +62,16 @@ int ovl_main_poly(void)
         timer++;
     
         FntPrint("Hello Poly ! %d", timer);                   
+        FntFlush(-1);
         #ifndef STANDALONE
             if (timer == timeout){
+                useOT = 0;
                 next_overlay = MOTHERSHIP;
                 break;
             }
         #endif
-        FntFlush(-1);
         display();
+
     }
     return next_overlay;
 };

hello_ovl_exec/hello_poly/hello_poly.ld

@@ -1,3 +0,0 @@
-TLOAD_ADDR = 0x8001E8480;
-__heap_base = 0x8001E8480;
-

hello_ovl_exec/hello_tile/hello_ovl_tile.c

@@ -2,14 +2,16 @@
 
 int ovl_main_tile(void)
 {
-    setRGB(&BGcolor, 150, 0, 50);
+    #ifndef STANDALONE
-    init();
+        useOT = 1;
+    #endif
     uint16_t timer = 0;
     uint16_t timeout = 100;
-    TILE * blue_tile;
+    TILE * blue_tile = 0;
-    TILE * pink_tile;
+    TILE * pink_tile = 0;
     // This one is added at a different OT index
-    TILE * yellow_tile;
+    TILE * yellow_tile = 0;
+    init();
     while(1)
     {
         // Initialize the reversed ordering table. This means the elements at index OTLEN - 1 is drawn first.
@@ -54,15 +56,14 @@ int ovl_main_tile(void)
         timer ++;
         
         FntPrint("Hello tile ! %d\n", timer);
+        FntFlush(-1);
         #ifndef STANDALONE
             if (timer == timeout){
+                useOT = 0;
                 next_overlay = OVERLAY_POLY;
-                // Empty ordering table
-                //~ EmptyOTag(&ot[db], &primbuff[db], nextpri);
                 break;
             }
         #endif
-        FntFlush(-1);
         display();
     }
     return next_overlay;