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Viewing changes to src/mame/video/tutankhm.c

  • Committer: Bazaar Package Importer
  • Author(s): Jordi Mallach, Emmanuel Kasper, Félix Arreola Rodríguez, Jordi Mallach
  • Date: 2011-05-11 21:06:50 UTC
  • mfrom: (1.1.1 upstream)
  • Revision ID: james.westby@ubuntu.com-20110511210650-jizvh8a6x117y9hr
Tags: 0.142-1
[ Emmanuel Kasper ]
* New upstream release
* Set NOWERROR=1 to allow compiling with gcc-4.6
* Remove fix_powerpc_build.patch, as upstream has taken it in this release
* Add gnome-video-arcade front end as a suggested package

[ Félix Arreola Rodríguez ]
* Add kfreebsd-build.patch to quilt series, to fix build on kfreebsd

[ Jordi Mallach ]
* Remove unneeded and bogus addition of --with-quilt to the dh invocation.
* Add Cesare Falco (long time Ubuntu maintainer) to Uploaders, and wrap
  them into multiple lines.

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src/mame/video/tutankhm.c
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WRITE8_HANDLER( tutankhm_flip_screen_x_w )
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{
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        tutankhm_state *state = space->machine->driver_data<tutankhm_state>();
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        state->flip_x = data & 0x01;
 
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        tutankhm_state *state = space->machine().driver_data<tutankhm_state>();
 
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        state->m_flip_x = data & 0x01;
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}
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WRITE8_HANDLER( tutankhm_flip_screen_y_w )
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{
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        tutankhm_state *state = space->machine->driver_data<tutankhm_state>();
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        state->flip_y = data & 0x01;
 
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        tutankhm_state *state = space->machine().driver_data<tutankhm_state>();
 
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        state->m_flip_y = data & 0x01;
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}
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 *
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 *************************************/
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static void get_pens( running_machine *machine, pen_t *pens )
 
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static void get_pens( running_machine &machine, pen_t *pens )
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{
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        tutankhm_state *state = machine->driver_data<tutankhm_state>();
 
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        tutankhm_state *state = machine.driver_data<tutankhm_state>();
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        offs_t i;
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        for (i = 0; i < NUM_PENS; i++)
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        {
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                UINT8 data = state->paletteram[i];
 
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                UINT8 data = state->m_paletteram[i];
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                pens[i] = MAKE_RGB(pal3bit(data >> 0), pal3bit(data >> 3), pal2bit(data >> 6));
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        }
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 *
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 *************************************/
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VIDEO_UPDATE( tutankhm )
 
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SCREEN_UPDATE( tutankhm )
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{
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        tutankhm_state *state = screen->machine->driver_data<tutankhm_state>();
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        int xorx = state->flip_x ? 255 : 0;
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        int xory = state->flip_y ? 255 : 0;
 
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        tutankhm_state *state = screen->machine().driver_data<tutankhm_state>();
 
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        int xorx = state->m_flip_x ? 255 : 0;
 
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        int xory = state->m_flip_y ? 255 : 0;
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        pen_t pens[NUM_PENS];
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        int x, y;
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        get_pens(screen->machine, pens);
 
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        get_pens(screen->machine(), pens);
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        for (y = cliprect->min_y; y <= cliprect->max_y; y++)
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        {
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                for (x = cliprect->min_x; x <= cliprect->max_x; x++)
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                {
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                        UINT8 effx = x ^ xorx;
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                        UINT8 yscroll = (effx < 192) ? *state->scroll : 0;
 
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                        UINT8 yscroll = (effx < 192) ? *state->m_scroll : 0;
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                        UINT8 effy = (y ^ xory) + yscroll;
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                        UINT8 vrambyte = state->videoram[effy * 128 + effx / 2];
 
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                        UINT8 vrambyte = state->m_videoram[effy * 128 + effx / 2];
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                        UINT8 shifted = vrambyte >> (4 * (effx % 2));
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                        dst[x] = pens[shifted & 0x0f];
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                }