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fix non-super22 cmode/bn for direct_poly (eg. raveracw minimap and attractmode hiscore table)

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This commit is contained in:
Michaël Banaan Ananas 2011-10-02 11:15:40 +00:00
parent 4f3fbef885
commit 628f6efc95
2 changed files with 40 additions and 36 deletions
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3
src/mame/drivers/namcos22.c
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@ -2559,7 +2559,7 @@ static ADDRESS_MAP_START( namcos22s_am, AS_PROGRAM, 32 )
AM_RANGE(0x820000, 0x8202ff) AM_RAM /* unknown (air combat) */
AM_RANGE(0x824000, 0x8243ff) AM_READWRITE(namcos22_gamma_r, namcos22_gamma_w) AM_BASE_MEMBER(namcos22_state, m_gamma)
AM_RANGE(0x828000, 0x83ffff) AM_READWRITE(namcos22_paletteram_r, namcos22_paletteram_w) AM_BASE_GENERIC(paletteram)
AM_RANGE(0x860000, 0x860007) AM_READ(spotram_r) AM_WRITE(spotram_w)
AM_RANGE(0x860000, 0x860007) AM_READWRITE(spotram_r, spotram_w)
AM_RANGE(0x880000, 0x89dfff) AM_READWRITE(namcos22_cgram_r, namcos22_cgram_w) AM_BASE_MEMBER(namcos22_state, m_cgram)
AM_RANGE(0x89e000, 0x89ffff) AM_READWRITE(namcos22_textram_r, namcos22_textram_w) AM_BASE_MEMBER(namcos22_state, m_textram)
AM_RANGE(0x8a0000, 0x8a000f) AM_READWRITE(namcos22_tilemapattr_r, namcos22_tilemapattr_w) AM_BASE_MEMBER(namcos22_state, m_tilemapattr)
@ -3001,6 +3001,7 @@ static MACHINE_CONFIG_START( namcos22s, namcos22_state )
MCFG_CPU_VBLANK_INT_HACK(mcu_interrupt, 3)
MCFG_QUANTUM_TIME(attotime::from_hz(6000))
// MCFG_QUANTUM_PERFECT_CPU("maincpu")
// MCFG_VIDEO_ATTRIBUTES(VIDEO_ALWAYS_UPDATE)
MCFG_NVRAM_HANDLER(namcos22)

73
src/mame/video/namcos22.c
View File

@ -1159,51 +1159,57 @@ namcos22_draw_direct_poly( running_machine &machine, const UINT16 *pSource )
struct SceneNode *node = NewSceneNode(machine, zsortvalue24,eSCENENODE_QUAD3D);
int i;
node->data.quad3d.flags = ((pSource[3]&0x7f00)*2)|(pSource[3]&3);
node->data.quad3d.cmode = (pSource[2]&0x00f0)>>4;
node->data.quad3d.textureBank = pSource[2]&0xf;
node->data.quad3d.color = (pSource[2]&0xff00)>>8;
if( state->m_mbSuperSystem22 )
{
node->data.quad3d.cmode = (pSource[2]&0x00f0)>>4;
node->data.quad3d.textureBank = (pSource[2]&0x000f);
}
else
{
node->data.quad3d.cmode = (pSource[0+4]&0xf000)>>12;
node->data.quad3d.textureBank = (pSource[1+4]&0xf000)>>12;
}
pSource += 4;
for( i=0; i<4; i++ )
{
Poly3dVertex *p = &node->data.quad3d.v[i];
p->u = pSource[0];
p->v = pSource[1];
if( state->m_mbSuperSystem22 )
{
p->u >>= 4;
p->v >>= 4;
p->u = pSource[0] >> 4;
p->v = pSource[1] >> 4;
}
p->u &= 0xfff;
p->v &= 0xfff;
else
{
int mantissa = (INT16)pSource[5];
float zf = (float)mantissa;
int exponent = (pSource[4])&0xff;
if( mantissa )
p->u = pSource[0] & 0x0fff;
p->v = pSource[1] & 0x0fff;
}
int mantissa = (INT16)pSource[5];
float zf = (float)mantissa;
int exponent = (pSource[4])&0xff;
if( mantissa )
{
while( exponent<0x2e )
{
while( exponent<0x2e )
{
zf /= 2.0;
exponent++;
}
if( state->m_mbSuperSystem22 )
p->z = zf;
else
p->z = 1.0f/zf;
zf /= 2.0;
exponent++;
}
if( state->m_mbSuperSystem22 )
p->z = zf;
else
{
zf = (float)0x10000;
exponent = 0x40-exponent;
while( exponent<0x2e )
{
zf /= 2.0;
exponent++;
}
p->z = 1.0f/zf;
}
else
{
zf = (float)0x10000;
exponent = 0x40-exponent;
while( exponent<0x2e )
{
zf /= 2.0;
exponent++;
}
p->z = 1.0f/zf;
}
p->x = ((INT16)pSource[2]);
@ -1324,9 +1330,6 @@ DrawSpritesHelper(
{
struct SceneNode *node = NewSceneNode(machine, zcoord, eSCENENODE_SPRITE);
//printf("[%02d]: tile %x pri %x color %x flipX %d flipY %d cols %d rows %d link %d X %d Y %d sX %d sY %d trans %d cz %d\n",
//i, tile, cz&0x80, color&0x7f, flipx, flipy, numcols, numrows, linkType, xpos, ypos, sizex, sizey, translucency, cz);
node->data.sprite.tile = tile;
node->data.sprite.flipx = flipx;
node->data.sprite.flipy = flipy;
@ -1660,7 +1663,7 @@ static void namcos22_mix_textlayer( running_machine &machine, bitmap_t *bitmap,
pri = BITMAP_ADDR8(machine.priority_bitmap, y, 0);
for (x=0;x<640;x++)
{
// skip if transparent or under poly/sprite
// skip if transparent or under poly
if (pri[x] == 2)
{
// apply shadow