Update of /cvsroot/lapetus/lapetus
In directory sc8-pr-cvs6.sourceforge.net:/tmp/cvs-serv5042
Modified Files:
vdp.h vdp1.c vdpinit.c
Log Message:
-Added polygon/polyline/line VDP1 draw functions
-Fixed a bug where sprites/polygons weren't being drawn correctly using 16-bit color
-Fixed a bug in RGB16 define
Index: vdp1.c
===================================================================
RCS file: /cvsroot/lapetus/lapetus/vdp1.c,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -d -r1.1 -r1.2
--- vdp1.c 4 Jul 2007 02:32:43 -0000 1.1
+++ vdp1.c 7 Jul 2007 03:37:41 -0000 1.2
@@ -133,6 +133,68 @@
//////////////////////////////////////////////////////////////////////////////
+void VdpDrawPolygon(sprite_struct *sprite)
+{
+ volatile vdp1cmd_struct *tbl=(volatile vdp1cmd_struct *)(VDP1_RAM+(commandnum * 0x20));
+
+ tbl->CMDCTRL = ((sprite->attr >> 12) & 0x7FF0) | 0x0004;
+ tbl->CMDLINK = sprite->linkaddr / 8;
+ tbl->CMDPMOD.all = (u16)sprite->attr | 0xC0 ;
+ tbl->CMDCOLR = sprite->bank;
+ tbl->CMDXA = sprite->x;
+ tbl->CMDYA = sprite->y;
+ tbl->CMDXB = sprite->x2;
+ tbl->CMDYB = sprite->y2;
+ tbl->CMDXC = sprite->x3;
+ tbl->CMDYC = sprite->y3;
+ tbl->CMDXD = sprite->x4;
+ tbl->CMDYD = sprite->y4;
+ tbl->CMDGRDA = sprite->gouraudaddr / 8;
+ commandnum++;
+}
+
+//////////////////////////////////////////////////////////////////////////////
+
+void VdpDrawPolyLine(sprite_struct *sprite)
+{
+ volatile vdp1cmd_struct *tbl=(volatile vdp1cmd_struct *)(VDP1_RAM+(commandnum * 0x20));
+
+ tbl->CMDCTRL = ((sprite->attr >> 12) & 0x7FF0) | 0x0005;
+ tbl->CMDLINK = sprite->linkaddr / 8;
+ tbl->CMDPMOD.all = (u16)sprite->attr | 0xC0;
+ tbl->CMDCOLR = sprite->bank;
+ tbl->CMDXA = sprite->x;
+ tbl->CMDYA = sprite->y;
+ tbl->CMDXB = sprite->x2;
+ tbl->CMDYB = sprite->y2;
+ tbl->CMDXC = sprite->x3;
+ tbl->CMDYC = sprite->y3;
+ tbl->CMDXD = sprite->x4;
+ tbl->CMDYD = sprite->y4;
+ tbl->CMDGRDA = sprite->gouraudaddr / 8;
+ commandnum++;
+}
+
+//////////////////////////////////////////////////////////////////////////////
+
+void VdpDrawLine(sprite_struct *sprite)
+{
+ volatile vdp1cmd_struct *tbl=(volatile vdp1cmd_struct *)(VDP1_RAM+(commandnum * 0x20));
+
+ tbl->CMDCTRL = ((sprite->attr >> 12) & 0x7FF0) | 0x0005;
+ tbl->CMDLINK = sprite->linkaddr / 8;
+ tbl->CMDPMOD.all = (u16)sprite->attr | 0xC0;
+ tbl->CMDCOLR = sprite->bank;
+ tbl->CMDXA = sprite->x;
+ tbl->CMDYA = sprite->y;
+ tbl->CMDXB = sprite->x2;
+ tbl->CMDYB = sprite->y2;
+ tbl->CMDGRDA = sprite->gouraudaddr / 8;
+ commandnum++;
+}
+
+//////////////////////////////////////////////////////////////////////////////
+
void VdpStartDrawList()
{
commandnum = 0;
Index: vdpinit.c
===================================================================
RCS file: /cvsroot/lapetus/lapetus/vdpinit.c,v
retrieving revision 1.4
retrieving revision 1.5
diff -u -d -r1.4 -r1.5
--- vdpinit.c 4 Jul 2007 02:29:36 -0000 1.4
+++ vdpinit.c 7 Jul 2007 03:37:41 -0000 1.5
@@ -126,6 +126,9 @@
EWRR |= 256;
VDP1_REG_EWRR = EWRR;
+
+ // Setup Sprite data to be both RGB and palette
+ VDP2_REG_SPCTL = 0x0020;
VDP1_REG_PTMR = 0x0002;
// Clear VDP2 Ram
Index: vdp.h
===================================================================
RCS file: /cvsroot/lapetus/lapetus/vdp.h,v
retrieving revision 1.6
retrieving revision 1.7
diff -u -d -r1.6 -r1.7
--- vdp.h 4 Jul 2007 02:32:43 -0000 1.6
+++ vdp.h 7 Jul 2007 03:37:41 -0000 1.7
@@ -862,7 +862,7 @@
#define SPRITE_8BPP256COLOR 0x00000020
#define SPRITE_16BPP 0x00000028
-#define RGB16(r, g, b) (0x8000 | (((b) & 0x1F) << 10) | (((g) & 0x1F) << 10) | ((r) & 0x1F))
+#define RGB16(r, g, b) (0x8000 | (((b) & 0x1F) << 10) | (((g) & 0x1F) << 5) | ((r) & 0x1F))
typedef struct
{
@@ -950,6 +950,9 @@
void VdpDrawNormalSprite(sprite_struct *sprite);
void VdpDrawScaledSprite(sprite_struct *sprite);
void VdpDrawDistortedSprite(sprite_struct *sprite);
+void VdpDrawPolygon(sprite_struct *sprite);
+void VdpDrawPolyLine(sprite_struct *sprite);
+void VdpDrawLine(sprite_struct *sprite);
void VdpStartDrawList();
void VdpEndDrawList();
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