Miroirs/mame
1
0
Fork 0
mirror of https://github.com/mamedev/mame.git synced 2024-11-16 07:48:32 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions 3

- Fixes Pooyan transparency

Browse source 
- Uses resnet code
This commit is contained in:
Zsolt Vasvari 2008-02-12 21:26:29 +00:00
parent 404a61653d
commit f9631a0a46
2 changed files with 56 additions and 34 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
src/mame/drivers/pooyan.c
View file

@ -267,8 +267,8 @@ ROM_START( pooyan )
ROM_REGION( 0x0220, REGION_PROMS, 0 )
ROM_LOAD( "pooyan.pr1", 0x0000, 0x0020, CRC(a06a6d0e) SHA1(ae131320b66d76d4bc9108da6708f6f874b2e123) ) /* palette */
ROM_LOAD( "pooyan.pr2", 0x0020, 0x0100, CRC(82748c0b) SHA1(9ce8eb92e482eba5a9077e9db99841d65b011346) ) /* sprites */
ROM_LOAD( "pooyan.pr3", 0x0120, 0x0100, CRC(8cd4cd60) SHA1(e0188ecd5b53a8e6e28c1de80def676740772334) ) /* characters */
ROM_LOAD( "pooyan.pr3", 0x0020, 0x0100, CRC(8cd4cd60) SHA1(e0188ecd5b53a8e6e28c1de80def676740772334) ) /* characters */
ROM_LOAD( "pooyan.pr2", 0x0120, 0x0100, CRC(82748c0b) SHA1(9ce8eb92e482eba5a9077e9db99841d65b011346) ) /* sprites */
ROM_END
ROM_START( pooyans )
@ -292,8 +292,8 @@ ROM_START( pooyans )
ROM_REGION( 0x0220, REGION_PROMS, 0 )
ROM_LOAD( "pooyan.pr1", 0x0000, 0x0020, CRC(a06a6d0e) SHA1(ae131320b66d76d4bc9108da6708f6f874b2e123) ) /* palette */
ROM_LOAD( "pooyan.pr2", 0x0020, 0x0100, CRC(82748c0b) SHA1(9ce8eb92e482eba5a9077e9db99841d65b011346) ) /* sprites */
ROM_LOAD( "pooyan.pr3", 0x0120, 0x0100, CRC(8cd4cd60) SHA1(e0188ecd5b53a8e6e28c1de80def676740772334) ) /* characters */
ROM_LOAD( "pooyan.pr3", 0x0020, 0x0100, CRC(8cd4cd60) SHA1(e0188ecd5b53a8e6e28c1de80def676740772334) ) /* characters */
ROM_LOAD( "pooyan.pr2", 0x0120, 0x0100, CRC(82748c0b) SHA1(9ce8eb92e482eba5a9077e9db99841d65b011346) ) /* sprites */
ROM_END
ROM_START( pootan )
@ -317,8 +317,8 @@ ROM_START( pootan )
ROM_REGION( 0x0220, REGION_PROMS, 0 )
ROM_LOAD( "pooyan.pr1", 0x0000, 0x0020, CRC(a06a6d0e) SHA1(ae131320b66d76d4bc9108da6708f6f874b2e123) ) /* palette */
ROM_LOAD( "pooyan.pr2", 0x0020, 0x0100, CRC(82748c0b) SHA1(9ce8eb92e482eba5a9077e9db99841d65b011346) ) /* sprites */
ROM_LOAD( "pooyan.pr3", 0x0120, 0x0100, CRC(8cd4cd60) SHA1(e0188ecd5b53a8e6e28c1de80def676740772334) ) /* characters */
ROM_LOAD( "pooyan.pr3", 0x0020, 0x0100, CRC(8cd4cd60) SHA1(e0188ecd5b53a8e6e28c1de80def676740772334) ) /* characters */
ROM_LOAD( "pooyan.pr2", 0x0120, 0x0100, CRC(82748c0b) SHA1(9ce8eb92e482eba5a9077e9db99841d65b011346) ) /* sprites */
ROM_END

78
src/mame/video/pooyan.c
View file

@ -5,8 +5,10 @@
***************************************************************************/
#include "driver.h"
#include "video/resnet.h"
#include "pooyan.h"
static tilemap *bg_tilemap;
@ -32,42 +34,62 @@ static tilemap *bg_tilemap;
PALETTE_INIT( pooyan )
{
rgb_t palette[32];
static const int resistances_rg[3] = { 1000, 470, 220 };
static const int resistances_b [2] = { 470, 220 };
double rweights[3], gweights[3], bweights[2];
int i;
for (i = 0;i < 32;i++)
/* compute the color output resistor weights */
compute_resistor_weights(0, 255, -1.0,
3, resistances_rg, rweights, 1000, 0,
3, resistances_rg, gweights, 1000, 0,
2, resistances_b, bweights, 1000, 0);
/* allocate the colortable */
machine->colortable = colortable_alloc(machine, 0x20);
/* create a lookup table for the palette */
for (i = 0; i < 0x20; i++)
{
int bit0,bit1,bit2,r,g,b;
int bit0, bit1, bit2;
int r, g, b;
/* red component */
bit0 = (*color_prom >> 0) & 0x01;
bit1 = (*color_prom >> 1) & 0x01;
bit2 = (*color_prom >> 2) & 0x01;
r = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2;
/* green component */
bit0 = (*color_prom >> 3) & 0x01;
bit1 = (*color_prom >> 4) & 0x01;
bit2 = (*color_prom >> 5) & 0x01;
g = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2;
/* blue component */
bit0 = 0;
bit1 = (*color_prom >> 6) & 0x01;
bit2 = (*color_prom >> 7) & 0x01;
b = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2;
bit0 = (color_prom[i] >> 0) & 0x01;
bit1 = (color_prom[i] >> 1) & 0x01;
bit2 = (color_prom[i] >> 2) & 0x01;
r = combine_3_weights(rweights, bit0, bit1, bit2);
palette[i] = MAKE_RGB(r,g,b);
color_prom++;
/* green component */
bit0 = (color_prom[i] >> 3) & 0x01;
bit1 = (color_prom[i] >> 4) & 0x01;
bit2 = (color_prom[i] >> 5) & 0x01;
g = combine_3_weights(gweights, bit0, bit1, bit2);
/* blue component */
bit0 = (color_prom[i] >> 6) & 0x01;
bit1 = (color_prom[i] >> 7) & 0x01;
b = combine_2_weights(bweights, bit0, bit1);
colortable_palette_set_color(machine->colortable, i, MAKE_RGB(r, g, b));
}
/* color_prom now points to the beginning of the char lookup table */
/* sprites */
for (i = 0;i < 16*16;i++)
palette_set_color(machine, 16*16+i, palette[*color_prom++ & 0x0f]);
/* color_prom now points to the beginning of the lookup table */
color_prom += 0x20;
/* characters */
for (i = 0;i < 16*16;i++)
palette_set_color(machine, i, palette[(*color_prom++ & 0x0f) + 0x10]);
for (i = 0; i < 0x100; i++)
{
UINT8 ctabentry = (color_prom[i] & 0x0f) | 0x10;
colortable_entry_set_value(machine->colortable, i, ctabentry);
}
/* sprites */
for (i = 0x100; i < 0x200; i++)
{
UINT8 ctabentry = color_prom[i] & 0x0f;
colortable_entry_set_value(machine->colortable, i, ctabentry);
}
}
@ -150,14 +172,14 @@ static void draw_sprites(running_machine *machine, mame_bitmap *bitmap, const re
int flipx = ~spriteram_2[offs] & 0x40;
int flipy = spriteram_2[offs] & 0x80;
/* Sprite flipscreen is supported by software */
drawgfx(bitmap,machine->gfx[1],
code,
color,
flipx, flipy,
sx, sy,
cliprect,
TRANSPARENCY_PEN, 0);
TRANSPARENCY_PENS,
colortable_get_transpen_mask(machine->colortable, machine->gfx[1], color, 0));
}
}