C++ (Cpp) A3XX_TEX_CONST_0_SWIZ_Z Examples

Example #1

File: fd3_util.c Project: Sheph/mesa

uint32_t
fd3_tex_swiz(enum pipe_format format, unsigned swizzle_r, unsigned swizzle_g,
		unsigned swizzle_b, unsigned swizzle_a)
{
	const struct util_format_description *desc =
			util_format_description(format);
	unsigned char swiz[4] = {
			swizzle_r, swizzle_g, swizzle_b, swizzle_a,
	}, rswiz[4];

	util_format_compose_swizzles(desc->swizzle, swiz, rswiz);

	return A3XX_TEX_CONST_0_SWIZ_X(tex_swiz(rswiz[0])) |
			A3XX_TEX_CONST_0_SWIZ_Y(tex_swiz(rswiz[1])) |
			A3XX_TEX_CONST_0_SWIZ_Z(tex_swiz(rswiz[2])) |
			A3XX_TEX_CONST_0_SWIZ_W(tex_swiz(rswiz[3]));
}

Example #2

File: fd3_util.c Project: DirectFB/mesa

uint32_t
fd3_tex_swiz(enum pipe_format format, unsigned swizzle_r, unsigned swizzle_g,
		unsigned swizzle_b, unsigned swizzle_a)
{
	const struct util_format_description *desc =
			util_format_description(format);
	uint8_t swiz[] = {
			swizzle_r, swizzle_g, swizzle_b, swizzle_a,
			PIPE_SWIZZLE_ZERO, PIPE_SWIZZLE_ONE,
			PIPE_SWIZZLE_ONE, PIPE_SWIZZLE_ONE,
	};

	return A3XX_TEX_CONST_0_SWIZ_X(tex_swiz(swiz[desc->swizzle[0]])) |
			A3XX_TEX_CONST_0_SWIZ_Y(tex_swiz(swiz[desc->swizzle[1]])) |
			A3XX_TEX_CONST_0_SWIZ_Z(tex_swiz(swiz[desc->swizzle[2]])) |
			A3XX_TEX_CONST_0_SWIZ_W(tex_swiz(swiz[desc->swizzle[3]]));
}