C++ (Cpp) A3XX_TEX_CONST_2_PITCH Examples

Example #1

File: fd3_texture.c Project: CSRedRat/mesa-1

static struct pipe_sampler_view *
fd3_sampler_view_create(struct pipe_context *pctx, struct pipe_resource *prsc,
		const struct pipe_sampler_view *cso)
{
	struct fd3_pipe_sampler_view *so = CALLOC_STRUCT(fd3_pipe_sampler_view);
	struct fd_resource *rsc = fd_resource(prsc);

	if (!so)
		return NULL;

	so->base = *cso;
	pipe_reference(NULL, &prsc->reference);
	so->base.texture = prsc;
	so->base.reference.count = 1;
	so->base.context = pctx;

	so->tex_resource =  rsc;

	so->texconst0 =
			0x40000000 | /* ??? */
			A3XX_TEX_CONST_0_FMT(fd3_pipe2tex(cso->format)) |
			fd3_tex_swiz(cso->format, cso->swizzle_r, cso->swizzle_g,
						cso->swizzle_b, cso->swizzle_a);
	so->texconst1 =
			A3XX_TEX_CONST_1_FETCHSIZE(fd3_pipe2fetchsize(cso->format)) |
			A3XX_TEX_CONST_1_WIDTH(prsc->width0) |
			A3XX_TEX_CONST_1_HEIGHT(prsc->height0);
	/* when emitted, A3XX_TEX_CONST_2_INDX() must be OR'd in: */
	so->texconst2 =
			A3XX_TEX_CONST_2_PITCH(rsc->pitch * rsc->cpp);
	so->texconst3 = 0x00000000;  /* ??? */

	return &so->base;
}

Example #2

File: fd3_texture.c Project: fritsch/mesa

static struct pipe_sampler_view *
fd3_sampler_view_create(struct pipe_context *pctx, struct pipe_resource *prsc,
		const struct pipe_sampler_view *cso)
{
	struct fd3_pipe_sampler_view *so = CALLOC_STRUCT(fd3_pipe_sampler_view);
	struct fd_resource *rsc = fd_resource(prsc);
	unsigned miplevels = cso->u.tex.last_level - cso->u.tex.first_level;

	if (!so)
		return NULL;

	so->base = *cso;
	pipe_reference(NULL, &prsc->reference);
	so->base.texture = prsc;
	so->base.reference.count = 1;
	so->base.context = pctx;

	so->tex_resource =  rsc;
	so->mipaddrs = 1 + miplevels;

	so->texconst0 =
			A3XX_TEX_CONST_0_TYPE(tex_type(prsc->target)) |
			A3XX_TEX_CONST_0_FMT(fd3_pipe2tex(cso->format)) |
			A3XX_TEX_CONST_0_MIPLVLS(miplevels) |
			fd3_tex_swiz(cso->format, cso->swizzle_r, cso->swizzle_g,
						cso->swizzle_b, cso->swizzle_a);
	so->texconst1 =
			A3XX_TEX_CONST_1_FETCHSIZE(fd3_pipe2fetchsize(cso->format)) |
			A3XX_TEX_CONST_1_WIDTH(prsc->width0) |
			A3XX_TEX_CONST_1_HEIGHT(prsc->height0);
	/* when emitted, A3XX_TEX_CONST_2_INDX() must be OR'd in: */
	so->texconst2 =
			A3XX_TEX_CONST_2_PITCH(rsc->slices[0].pitch * rsc->cpp);
	so->texconst3 = 0x00000000;  /* ??? */

	return &so->base;
}

Example #3

File: fd3_texture.c Project: MIPS/external-mesa3d

static struct pipe_sampler_view *
fd3_sampler_view_create(struct pipe_context *pctx, struct pipe_resource *prsc,
		const struct pipe_sampler_view *cso)
{
	struct fd3_pipe_sampler_view *so = CALLOC_STRUCT(fd3_pipe_sampler_view);
	struct fd_resource *rsc = fd_resource(prsc);
	unsigned lvl;
	uint32_t sz2 = 0;

	if (!so)
		return NULL;

	so->base = *cso;
	pipe_reference(NULL, &prsc->reference);
	so->base.texture = prsc;
	so->base.reference.count = 1;
	so->base.context = pctx;

	so->texconst0 =
			A3XX_TEX_CONST_0_TYPE(tex_type(prsc->target)) |
			A3XX_TEX_CONST_0_FMT(fd3_pipe2tex(cso->format)) |
			fd3_tex_swiz(cso->format, cso->swizzle_r, cso->swizzle_g,
						cso->swizzle_b, cso->swizzle_a);

	if (prsc->target == PIPE_BUFFER || util_format_is_pure_integer(cso->format))
		so->texconst0 |= A3XX_TEX_CONST_0_NOCONVERT;
	if (util_format_is_srgb(cso->format))
		so->texconst0 |= A3XX_TEX_CONST_0_SRGB;

	if (prsc->target == PIPE_BUFFER) {
		lvl = 0;
		so->texconst1 =
			A3XX_TEX_CONST_1_FETCHSIZE(fd3_pipe2fetchsize(cso->format)) |
			A3XX_TEX_CONST_1_WIDTH(cso->u.buf.size / util_format_get_blocksize(cso->format)) |
			A3XX_TEX_CONST_1_HEIGHT(1);
	} else {
		unsigned miplevels;

		lvl = fd_sampler_first_level(cso);
		miplevels = fd_sampler_last_level(cso) - lvl;

		so->texconst0 |= A3XX_TEX_CONST_0_MIPLVLS(miplevels);
		so->texconst1 =
			A3XX_TEX_CONST_1_FETCHSIZE(fd3_pipe2fetchsize(cso->format)) |
			A3XX_TEX_CONST_1_WIDTH(u_minify(prsc->width0, lvl)) |
			A3XX_TEX_CONST_1_HEIGHT(u_minify(prsc->height0, lvl));
	}
	/* when emitted, A3XX_TEX_CONST_2_INDX() must be OR'd in: */
	so->texconst2 =
			A3XX_TEX_CONST_2_PITCH(fd3_pipe2nblocksx(cso->format, rsc->slices[lvl].pitch) * rsc->cpp);
	switch (prsc->target) {
	case PIPE_TEXTURE_1D_ARRAY:
	case PIPE_TEXTURE_2D_ARRAY:
		so->texconst3 =
				A3XX_TEX_CONST_3_DEPTH(prsc->array_size - 1) |
				A3XX_TEX_CONST_3_LAYERSZ1(rsc->slices[0].size0);
		break;
	case PIPE_TEXTURE_3D:
		so->texconst3 =
				A3XX_TEX_CONST_3_DEPTH(u_minify(prsc->depth0, lvl)) |
				A3XX_TEX_CONST_3_LAYERSZ1(rsc->slices[lvl].size0);
		while (lvl < cso->u.tex.last_level && sz2 != rsc->slices[lvl+1].size0)
			sz2 = rsc->slices[++lvl].size0;
		so->texconst3 |= A3XX_TEX_CONST_3_LAYERSZ2(sz2);
		break;
	default:
		so->texconst3 = 0x00000000;
		break;
	}

	return &so->base;
}