本文整理汇总了C++中bitmap_rgb32::format方法的典型用法代码示例。如果您正苦于以下问题：C++ bitmap_rgb32::format方法的具体用法？C++ bitmap_rgb32::format怎么用？C++ bitmap_rgb32::format使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类bitmap_rgb32的用法示例。
在下文中一共展示了bitmap_rgb32::format方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: drawgfx_alphastore
/*-------------------------------------------------
drawgfx_alphastore - render a gfx element with
a single transparent pen, storing the alpha value
in alpha field of ARGB32, negative alpha implies alphatable
-------------------------------------------------*/
static void drawgfx_alphastore(bitmap_rgb32 &dest, const rectangle &cliprect, gfx_element *gfx,
UINT32 code, UINT32 color, int flipx, int flipy, INT32 destx, INT32 desty,
int fixedalpha)
{
psikyosh_state *state = gfx->machine().driver_data<psikyosh_state>();
UINT8 *alphatable = state->m_alphatable;
DECLARE_NO_PRIORITY;
const pen_t *paldata;
assert(dest.bpp() == 32);
assert(dest.format() == BITMAP_FORMAT_ARGB32);
assert(gfx != NULL);
assert(alphatable != NULL);
/* if we have a fixed alpha, call the standard drawgfx_transpen */
if (fixedalpha == 0xff)
{
drawgfx_transpen(dest, cliprect, gfx, code, color, flipx, flipy, destx, desty, 0);
return;
}
/* get final code and color, and grab lookup tables */
code %= gfx->elements();
color %= gfx->colors();
paldata = &gfx->machine().pens[gfx->colorbase() + gfx->granularity() * color];
/* early out if completely transparent */
if (gfx->has_pen_usage() && (gfx->pen_usage(code) & ~(1 << 0)) == 0)
return;
if (fixedalpha >= 0)
{
UINT8 alpha = fixedalpha;
DRAWGFX_CORE(UINT32, PIXEL_OP_REMAP_TRANS0_ALPHASTORE32, NO_PRIORITY);
}
else
{
DRAWGFX_CORE(UINT32, PIXEL_OP_REMAP_TRANS0_ALPHATABLESTORE32, NO_PRIORITY);
}
}