C++ (Cpp) vk_format_has_depth Examples

Example #1

File: radv_image.c Project: ValveSoftware/steamos_mesa

static int
radv_init_surface(struct radv_device *device,
		  struct radeon_surf *surface,
		  const struct radv_image_create_info *create_info)
{
	const VkImageCreateInfo *pCreateInfo = create_info->vk_info;
	unsigned array_mode = radv_choose_tiling(device, create_info);
	const struct vk_format_description *desc =
		vk_format_description(pCreateInfo->format);
	bool is_depth, is_stencil;

	is_depth = vk_format_has_depth(desc);
	is_stencil = vk_format_has_stencil(desc);

	surface->blk_w = vk_format_get_blockwidth(pCreateInfo->format);
	surface->blk_h = vk_format_get_blockheight(pCreateInfo->format);

	surface->bpe = vk_format_get_blocksize(vk_format_depth_only(pCreateInfo->format));
	/* align byte per element on dword */
	if (surface->bpe == 3) {
		surface->bpe = 4;
	}
	surface->flags = RADEON_SURF_SET(array_mode, MODE);

	switch (pCreateInfo->imageType){
	case VK_IMAGE_TYPE_1D:
		if (pCreateInfo->arrayLayers > 1)
			surface->flags |= RADEON_SURF_SET(RADEON_SURF_TYPE_1D_ARRAY, TYPE);
		else
			surface->flags |= RADEON_SURF_SET(RADEON_SURF_TYPE_1D, TYPE);
		break;
	case VK_IMAGE_TYPE_2D:
		if (pCreateInfo->arrayLayers > 1)
			surface->flags |= RADEON_SURF_SET(RADEON_SURF_TYPE_2D_ARRAY, TYPE);
		else
			surface->flags |= RADEON_SURF_SET(RADEON_SURF_TYPE_2D, TYPE);
		break;
	case VK_IMAGE_TYPE_3D:
		surface->flags |= RADEON_SURF_SET(RADEON_SURF_TYPE_3D, TYPE);
		break;
	default:
		unreachable("unhandled image type");
	}

	if (is_depth) {
		surface->flags |= RADEON_SURF_ZBUFFER;
		if (radv_use_tc_compat_htile_for_image(device, pCreateInfo))
			surface->flags |= RADEON_SURF_TC_COMPATIBLE_HTILE;
	}

	if (is_stencil)
		surface->flags |= RADEON_SURF_SBUFFER;

	surface->flags |= RADEON_SURF_OPTIMIZE_FOR_SPACE;

	if (!radv_use_dcc_for_image(device, create_info, pCreateInfo))
		surface->flags |= RADEON_SURF_DISABLE_DCC;

	if (create_info->scanout)
		surface->flags |= RADEON_SURF_SCANOUT;
	return 0;
}

Example #2

static int
radv_init_surface(struct radv_device *device,
		  struct radeon_surf *surface,
		  const struct radv_image_create_info *create_info)
{
	const VkImageCreateInfo *pCreateInfo = create_info->vk_info;
	unsigned array_mode = radv_choose_tiling(device, create_info);
	const struct vk_format_description *desc =
		vk_format_description(pCreateInfo->format);
	bool is_depth, is_stencil, blendable;

	is_depth = vk_format_has_depth(desc);
	is_stencil = vk_format_has_stencil(desc);
	surface->npix_x = pCreateInfo->extent.width;
	surface->npix_y = pCreateInfo->extent.height;
	surface->npix_z = pCreateInfo->extent.depth;

	surface->blk_w = vk_format_get_blockwidth(pCreateInfo->format);
	surface->blk_h = vk_format_get_blockheight(pCreateInfo->format);
	surface->blk_d = 1;
	surface->array_size = pCreateInfo->arrayLayers;
	surface->last_level = pCreateInfo->mipLevels - 1;

	surface->bpe = vk_format_get_blocksize(pCreateInfo->format);
	/* align byte per element on dword */
	if (surface->bpe == 3) {
		surface->bpe = 4;
	}
	surface->nsamples = pCreateInfo->samples ? pCreateInfo->samples : 1;
	surface->flags = RADEON_SURF_SET(array_mode, MODE);

	switch (pCreateInfo->imageType){
	case VK_IMAGE_TYPE_1D:
		if (pCreateInfo->arrayLayers > 1)
			surface->flags |= RADEON_SURF_SET(RADEON_SURF_TYPE_1D_ARRAY, TYPE);
		else
			surface->flags |= RADEON_SURF_SET(RADEON_SURF_TYPE_1D, TYPE);
		break;
	case VK_IMAGE_TYPE_2D:
		if (pCreateInfo->arrayLayers > 1)
			surface->flags |= RADEON_SURF_SET(RADEON_SURF_TYPE_2D_ARRAY, TYPE);
		else
			surface->flags |= RADEON_SURF_SET(RADEON_SURF_TYPE_2D, TYPE);
		break;
	case VK_IMAGE_TYPE_3D:
		surface->flags |= RADEON_SURF_SET(RADEON_SURF_TYPE_3D, TYPE);
		break;
	default:
		unreachable("unhandled image type");
	}

	if (is_depth) {
		surface->flags |= RADEON_SURF_ZBUFFER;
	}

	if (is_stencil)
		surface->flags |= RADEON_SURF_SBUFFER |
			RADEON_SURF_HAS_SBUFFER_MIPTREE;

	surface->flags |= RADEON_SURF_HAS_TILE_MODE_INDEX;

	if ((pCreateInfo->usage & (VK_IMAGE_USAGE_TRANSFER_SRC_BIT |
	                           VK_IMAGE_USAGE_STORAGE_BIT)) ||
	    (pCreateInfo->flags & VK_IMAGE_CREATE_MUTABLE_FORMAT_BIT) ||
            (pCreateInfo->tiling == VK_IMAGE_TILING_LINEAR) ||
            device->instance->physicalDevice.rad_info.chip_class < VI ||
            create_info->scanout || !device->allow_dcc ||
            !radv_is_colorbuffer_format_supported(pCreateInfo->format, &blendable))
		surface->flags |= RADEON_SURF_DISABLE_DCC;
	if (create_info->scanout)
		surface->flags |= RADEON_SURF_SCANOUT;
	return 0;
}