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Diffstat (limited to 'src/mame/video/mrjong.cpp')
-rw-r--r--src/mame/video/mrjong.cpp30
1 files changed, 14 insertions, 16 deletions
diff --git a/src/mame/video/mrjong.cpp b/src/mame/video/mrjong.cpp
index 52df49c5ba7..800758a9218 100644
--- a/src/mame/video/mrjong.cpp
+++ b/src/mame/video/mrjong.cpp
@@ -18,45 +18,43 @@
***************************************************************************/
-PALETTE_INIT_MEMBER(mrjong_state, mrjong)
+void mrjong_state::mrjong_palette(palette_device &palette) const
{
- const uint8_t *color_prom = memregion("proms")->base();
- int i;
+ uint8_t const *color_prom = memregion("proms")->base();
- /* create a lookup table for the palette */
- for (i = 0; i < 0x10; i++)
+ // create a lookup table for the palette
+ for (int i = 0; i < 0x10; i++)
{
int bit0, bit1, bit2;
- int r, g, b;
- /* red component */
+ // red component
bit0 = BIT(color_prom[i], 0);
bit1 = BIT(color_prom[i], 1);
bit2 = BIT(color_prom[i], 2);
- r = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2;
+ int const r = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2;
- /* green component */
+ // green component
bit0 = BIT(color_prom[i], 3);
bit1 = BIT(color_prom[i], 4);
bit2 = BIT(color_prom[i], 5);
- g = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2;
+ int const g = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2;
- /* blue component */
+ // blue component
bit0 = 0;
bit1 = BIT(color_prom[i], 6);
bit2 = BIT(color_prom[i], 7);
- b = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2;
+ int const b = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2;
palette.set_indirect_color(i, rgb_t(r, g, b));
}
- /* color_prom now points to the beginning of the lookup table */
+ // color_prom now points to the beginning of the lookup table
color_prom += 0x20;
- /* characters/sprites */
- for (i = 0; i < 0x80; i++)
+ // characters/sprites
+ for (int i = 0; i < 0x80; i++)
{
- uint8_t ctabentry = color_prom[i] & 0x0f;
+ uint8_t const ctabentry = color_prom[i] & 0x0f;
palette.set_pen_indirect(i, ctabentry);
}
}