mirror of
https://github.com/RPCS3/rpcs3.git
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94a3b1cfe8
- Just use RGB565 for all blit targets. Avoids really dumb transforms done by GPU hw. - When X16 is used, all the channels get written to R channel alone. CmdBlit does perform format conversion! - gl: Force image copy when blit is requested with compatible targets. Avoids format conversion issues.
778 lines
25 KiB
C++
778 lines
25 KiB
C++
#pragma once
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#include "../rsx_utils.h"
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#include "TextureUtils.h"
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namespace rsx
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{
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using texture_channel_remap_t = std::pair<std::array<u8, 4>, std::array<u8, 4>>;
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// Defines pixel operation to be performed on a surface before it is ready for use
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enum surface_transform : u32
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{
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identity = 0, // Nothing
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argb_to_bgra = 1, // Swap ARGB to BGRA (endian swap)
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coordinate_transform = 2 // Incoming source coordinates may generated based on the format of the secondary (dest) surface. Recalculate them before use.
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};
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template<typename image_resource_type>
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struct copy_region_descriptor_base
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{
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image_resource_type src;
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flags32_t xform;
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u8 level;
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u16 src_x;
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u16 src_y;
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u16 dst_x;
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u16 dst_y;
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u16 dst_z;
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u16 src_w;
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u16 src_h;
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u16 dst_w;
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u16 dst_h;
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};
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// Deferred texture processing commands
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enum class deferred_request_command : u32
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{
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nop = 0, // Nothing
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copy_image_static, // Copy image and cache the results
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copy_image_dynamic, // Copy image but do not cache the results
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cubemap_gather, // Provided list of sections generates a cubemap
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cubemap_unwrap, // One large texture provided to be partitioned into a cubemap
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atlas_gather, // Provided list of sections generates a texture atlas
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_3d_gather, // Provided list of sections generates a 3D array
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_3d_unwrap, // One large texture provided to be partitioned into a 3D array
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mipmap_gather // Provided list of sections to be reassembled as mipmap levels of the same texture
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};
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struct image_section_attributes_t
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{
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u32 address;
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u32 gcm_format;
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u16 width;
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u16 height;
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u16 depth;
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u16 mipmaps;
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u16 pitch;
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u16 slice_h;
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u8 bpp;
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bool swizzled;
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};
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struct blit_op_result
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{
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bool succeeded = false;
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u32 real_dst_address = 0;
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u32 real_dst_size = 0;
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blit_op_result(bool success) : succeeded(success)
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{}
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inline address_range to_address_range() const
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{
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return address_range::start_length(real_dst_address, real_dst_size);
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}
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};
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struct blit_target_properties
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{
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bool use_dma_region;
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u32 offset;
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u32 width;
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u32 height;
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};
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struct texture_cache_search_options
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{
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u8 lookup_mask = 0xff;
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bool is_compressed_format = false;
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bool skip_texture_barriers = false;
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bool skip_texture_merge = false;
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bool prefer_surface_cache = false;
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};
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namespace texture_cache_helpers
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{
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static inline bool is_gcm_depth_format(u32 format)
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{
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switch (format)
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{
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case CELL_GCM_TEXTURE_DEPTH16:
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case CELL_GCM_TEXTURE_DEPTH16_FLOAT:
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case CELL_GCM_TEXTURE_DEPTH24_D8:
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case CELL_GCM_TEXTURE_DEPTH24_D8_FLOAT:
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return true;
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default:
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return false;
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}
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}
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static inline u32 get_compatible_depth_format(u32 gcm_format)
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{
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switch (gcm_format)
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{
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case CELL_GCM_TEXTURE_DEPTH24_D8:
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case CELL_GCM_TEXTURE_DEPTH24_D8_FLOAT:
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case CELL_GCM_TEXTURE_DEPTH16:
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case CELL_GCM_TEXTURE_DEPTH16_FLOAT:
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return gcm_format;
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case CELL_GCM_TEXTURE_A8R8G8B8:
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return CELL_GCM_TEXTURE_DEPTH24_D8;
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case CELL_GCM_TEXTURE_X16:
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//case CELL_GCM_TEXTURE_A4R4G4B4:
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//case CELL_GCM_TEXTURE_G8B8:
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//case CELL_GCM_TEXTURE_A1R5G5B5:
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//case CELL_GCM_TEXTURE_R5G5B5A1:
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//case CELL_GCM_TEXTURE_R5G6B5:
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//case CELL_GCM_TEXTURE_R6G5B5:
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return CELL_GCM_TEXTURE_DEPTH16;
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}
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rsx_log.error("Unsupported depth conversion (0x%X)", gcm_format);
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return gcm_format;
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}
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static inline u32 get_sized_blit_format(bool is_32_bit, bool depth_format, bool is_format_convert)
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{
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if (is_32_bit)
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{
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return (!depth_format) ? CELL_GCM_TEXTURE_A8R8G8B8 : CELL_GCM_TEXTURE_DEPTH24_D8;
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}
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else
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{
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return (!depth_format) ? CELL_GCM_TEXTURE_R5G6B5 : CELL_GCM_TEXTURE_DEPTH16;
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}
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}
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static inline bool is_compressed_gcm_format(u32 format)
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{
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switch (format)
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{
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default:
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return false;
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case CELL_GCM_TEXTURE_COMPRESSED_DXT1:
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case CELL_GCM_TEXTURE_COMPRESSED_DXT23:
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case CELL_GCM_TEXTURE_COMPRESSED_DXT45:
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case CELL_GCM_TEXTURE_COMPRESSED_B8R8_G8R8:
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case CELL_GCM_TEXTURE_COMPRESSED_R8B8_R8G8:
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case CELL_GCM_TEXTURE_COMPRESSED_HILO8:
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case CELL_GCM_TEXTURE_COMPRESSED_HILO_S8:
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return true;
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}
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}
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static inline blit_target_properties get_optimal_blit_target_properties(
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bool src_is_render_target,
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address_range dst_range,
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u32 dst_pitch,
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const sizeu src_dimensions,
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const sizeu dst_dimensions)
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{
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if (get_location(dst_range.start) == CELL_GCM_LOCATION_LOCAL)
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{
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// Check if this is a blit to the output buffer
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// TODO: This can be used to implement reference tracking to possibly avoid downscaling
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const auto renderer = rsx::get_current_renderer();
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for (u32 i = 0; i < renderer->display_buffers_count; ++i)
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{
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const auto& buffer = renderer->display_buffers[i];
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if (!buffer.valid())
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{
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continue;
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}
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const u32 bpp = g_fxo->get<rsx::avconf>().get_bpp();
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const u32 pitch = buffer.pitch ? +buffer.pitch : bpp * buffer.width;
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if (pitch != dst_pitch)
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{
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continue;
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}
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const auto buffer_range = address_range::start_length(rsx::get_address(buffer.offset, CELL_GCM_LOCATION_LOCAL), pitch * (buffer.height - 1) + (buffer.width * bpp));
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if (dst_range.inside(buffer_range))
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{
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// Match found
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return { false, buffer_range.start, buffer.width, buffer.height };
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}
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if (dst_range.overlaps(buffer_range)) [[unlikely]]
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{
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// The range clips the destination but does not fit inside it
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// Use DMA stream to optimize the flush that is likely to happen when flipping
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return { true };
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}
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}
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}
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if (src_is_render_target)
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{
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// Attempt to optimize...
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if (dst_dimensions.width == 1280 || dst_dimensions.width == 2560) [[likely]]
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{
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// Optimizations table based on common width/height pairings. If we guess wrong, the upload resolver will fix it anyway
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// TODO: Add more entries based on empirical data
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const auto optimal_height = std::max(dst_dimensions.height, 720u);
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return { false, 0, dst_dimensions.width, optimal_height };
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}
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if (dst_dimensions.width == src_dimensions.width)
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{
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const auto optimal_height = std::max(dst_dimensions.height, src_dimensions.height);
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return { false, 0, dst_dimensions.width, optimal_height };
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}
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}
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return { false, 0, dst_dimensions.width, dst_dimensions.height };
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}
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template<typename section_storage_type, typename copy_region_type, typename surface_store_list_type>
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void gather_texture_slices(
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std::vector<copy_region_type>& out,
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const surface_store_list_type& fbos,
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const std::vector<section_storage_type*>& local,
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const image_section_attributes_t& attr,
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u16 count, bool /*is_depth*/)
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{
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// Need to preserve sorting order
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struct sort_helper
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{
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u64 tag; // Timestamp
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u32 list; // List source, 0 = fbo, 1 = local
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u32 index; // Index in list
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};
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std::vector<sort_helper> sort_list;
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if (!fbos.empty() && !local.empty())
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{
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// Generate sorting tree if both resources are available and overlapping
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sort_list.reserve(fbos.size() + local.size());
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for (u32 index = 0; index < fbos.size(); ++index)
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{
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sort_list.push_back({ fbos[index].surface->last_use_tag, 0, index });
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}
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for (u32 index = 0; index < local.size(); ++index)
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{
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if (local[index]->get_context() != rsx::texture_upload_context::blit_engine_dst)
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continue;
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sort_list.push_back({ local[index]->last_write_tag, 1, index });
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}
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std::sort(sort_list.begin(), sort_list.end(), [](const auto& a, const auto& b)
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{
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return (a.tag < b.tag);
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});
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}
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auto add_rtt_resource = [&](auto& section, u16 slice)
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{
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const u32 slice_begin = (slice * attr.slice_h);
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const u32 slice_end = (slice_begin + attr.height);
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const u32 section_end = section.dst_area.y + section.dst_area.height;
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if (section.dst_area.y >= slice_end || section_end <= slice_begin)
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{
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// Belongs to a different slice
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return;
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}
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// How much of this slice to read?
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int rebased = int(section.dst_area.y) - slice_begin;
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auto src_x = section.src_area.x;
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auto dst_x = section.dst_area.x;
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auto src_y = section.src_area.y;
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auto dst_y = section.dst_area.y;
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if (rebased < 0)
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{
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const u16 delta = u16(-rebased);
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src_y += delta;
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dst_y += delta;
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ensure(dst_y == slice_begin);
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}
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ensure(dst_y >= slice_begin);
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const auto h = std::min(section_end, slice_end) - dst_y;
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dst_y = (dst_y - slice_begin);
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const auto surface_width = section.surface->get_surface_width(rsx::surface_metrics::pixels);
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const auto surface_height = section.surface->get_surface_height(rsx::surface_metrics::pixels);
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const auto [src_width, src_height] = rsx::apply_resolution_scale<true>(section.src_area.width, h, surface_width, surface_height);
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const auto [dst_width, dst_height] = rsx::apply_resolution_scale<true>(section.dst_area.width, h, attr.width, attr.height);
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std::tie(src_x, src_y) = rsx::apply_resolution_scale<false>(src_x, src_y, surface_width, surface_height);
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std::tie(dst_x, dst_y) = rsx::apply_resolution_scale<false>(dst_x, dst_y, attr.width, attr.height);
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out.push_back
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({
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section.surface->get_surface(rsx::surface_access::shader_read),
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surface_transform::identity,
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0,
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static_cast<u16>(src_x),
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static_cast<u16>(src_y),
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static_cast<u16>(dst_x),
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static_cast<u16>(dst_y),
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slice,
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src_width, src_height,
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dst_width, dst_height
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});
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};
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auto add_local_resource = [&](auto& section, u32 address, u16 slice, bool scaling = true)
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{
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// Intersect this resource with the original one
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const auto section_bpp = get_format_block_size_in_bytes(section->get_gcm_format());
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const auto normalized_width = (section->get_width() * section_bpp) / attr.bpp;
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const auto clipped = rsx::intersect_region(
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section->get_section_base(), normalized_width, section->get_height(), section_bpp, /* parent region (extractee) */
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address, attr.width, attr.slice_h, attr.bpp, /* child region (extracted) */
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attr.pitch);
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// Rect intersection test
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// TODO: Make the intersection code cleaner with proper 2D regions
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if (std::get<0>(clipped).x >= section->get_width())
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{
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// Overlap lies outside the image area!
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return;
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}
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const u32 slice_begin = slice * attr.slice_h;
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const u32 slice_end = slice_begin + attr.height;
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const auto dst_y = std::get<1>(clipped).y;
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const auto dst_h = std::get<2>(clipped).height;
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const auto section_end = dst_y + dst_h;
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if (dst_y >= slice_end || section_end <= slice_begin)
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{
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// Belongs to a different slice
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return;
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}
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const u16 dst_w = static_cast<u16>(std::get<2>(clipped).width);
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const u16 src_w = static_cast<u16>(dst_w * attr.bpp) / section_bpp;
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const u16 height = static_cast<u16>(dst_h);
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if (scaling)
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{
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// Since output is upscaled, also upscale on dst
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const auto [_dst_x, _dst_y] = rsx::apply_resolution_scale<false>(static_cast<u16>(std::get<1>(clipped).x), static_cast<u16>(dst_y - slice_begin), attr.width, attr.height);
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const auto [_dst_w, _dst_h] = rsx::apply_resolution_scale<true>(dst_w, height, attr.width, attr.height);
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out.push_back
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({
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section->get_raw_texture(),
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surface_transform::identity,
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0,
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static_cast<u16>(std::get<0>(clipped).x), // src.x
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static_cast<u16>(std::get<0>(clipped).y), // src.y
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_dst_x, // dst.x
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_dst_y, // dst.y
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slice,
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src_w,
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height,
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_dst_w,
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_dst_h,
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});
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}
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else
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{
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out.push_back
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({
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section->get_raw_texture(),
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surface_transform::identity,
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0,
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static_cast<u16>(std::get<0>(clipped).x), // src.x
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static_cast<u16>(std::get<0>(clipped).y), // src.y
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static_cast<u16>(std::get<1>(clipped).x), // dst.x
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static_cast<u16>(dst_y - slice_begin), // dst.y
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0,
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src_w,
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height,
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dst_w,
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height,
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});
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}
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};
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u32 current_address = attr.address;
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//u16 current_src_offset = 0;
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//u16 current_dst_offset = 0;
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u32 slice_size = (attr.pitch * attr.slice_h);
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out.reserve(count);
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u16 found_slices = 0;
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for (u16 slice = 0; slice < count; ++slice)
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{
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auto num_surface = out.size();
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if (local.empty()) [[likely]]
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{
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for (auto& section : fbos)
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{
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add_rtt_resource(section, slice);
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}
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}
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else if (fbos.empty())
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{
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for (auto& section : local)
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{
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add_local_resource(section, current_address, slice, false);
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}
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}
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else
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{
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for (const auto& e : sort_list)
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{
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if (e.list == 0)
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{
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add_rtt_resource(fbos[e.index], slice);
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}
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else
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{
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add_local_resource(local[e.index], current_address, slice);
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}
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}
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}
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current_address += slice_size;
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if (out.size() != num_surface)
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{
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found_slices++;
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}
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}
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if (found_slices < count)
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{
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if (found_slices > 0)
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{
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//TODO: Gather remaining sides from the texture cache or upload from cpu (too slow?)
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rsx_log.error("Could not gather all required slices for cubemap/3d generation");
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}
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else
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{
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rsx_log.warning("Could not gather textures into an atlas; using CPU fallback...");
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}
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}
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}
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template<typename render_target_type>
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bool check_framebuffer_resource(
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render_target_type texptr,
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const image_section_attributes_t& attr,
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texture_dimension_extended extended_dimension)
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{
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if (!rsx::pitch_compatible(texptr, attr.pitch, attr.height))
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{
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return false;
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}
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const auto surface_width = texptr->get_surface_width(rsx::surface_metrics::samples);
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const auto surface_height = texptr->get_surface_height(rsx::surface_metrics::samples);
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switch (extended_dimension)
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{
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case rsx::texture_dimension_extended::texture_dimension_1d:
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return (surface_width >= attr.width);
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case rsx::texture_dimension_extended::texture_dimension_2d:
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return (surface_width >= attr.width && surface_height >= attr.height);
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case rsx::texture_dimension_extended::texture_dimension_3d:
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return (surface_width >= attr.width && surface_height >= (attr.slice_h * attr.depth));
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case rsx::texture_dimension_extended::texture_dimension_cubemap:
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return (surface_width == attr.height && surface_width >= attr.width && surface_height >= (attr.slice_h * 6));
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}
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return false;
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}
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template <typename sampled_image_descriptor, typename commandbuffer_type, typename render_target_type>
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sampled_image_descriptor process_framebuffer_resource_fast(commandbuffer_type& cmd,
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render_target_type texptr,
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const image_section_attributes_t& attr,
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const size3f& scale,
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texture_dimension_extended extended_dimension,
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u32 encoded_remap, const texture_channel_remap_t& decoded_remap,
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bool surface_is_rop_target,
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bool force_convert)
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{
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texptr->read_barrier(cmd);
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const auto surface_width = texptr->get_surface_width(rsx::surface_metrics::samples);
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const auto surface_height = texptr->get_surface_height(rsx::surface_metrics::samples);
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bool is_depth = texptr->is_depth_surface();
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auto attr2 = attr;
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if (rsx::get_resolution_scale_percent() != 100)
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{
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const auto [scaled_w, scaled_h] = rsx::apply_resolution_scale<true>(attr.width, attr.height, surface_width, surface_height);
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const auto [unused, scaled_slice_h] = rsx::apply_resolution_scale<false>(RSX_SURFACE_DIMENSION_IGNORED, attr.slice_h, surface_width, surface_height);
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attr2.width = scaled_w;
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attr2.height = scaled_h;
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attr2.slice_h = scaled_slice_h;
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}
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if (const bool gcm_format_is_depth = is_gcm_depth_format(attr2.gcm_format);
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gcm_format_is_depth != is_depth)
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{
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if (force_convert || gcm_format_is_depth)
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{
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// If force_convert is set, we already know there is no simple workaround. Bitcast will be forced to resolve the issue.
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// If the existing texture is a color texture but depth readout is requested, force bitcast
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// Note that if only reading the depth value was needed from a depth surface, it would have been sampled as color due to Z comparison.
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is_depth = gcm_format_is_depth;
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force_convert = true;
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}
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else
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{
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// Existing texture is a depth texture, but RSX wants a color texture.
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// Change the RSX request to a compatible depth texture to give same results in shader.
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ensure(is_depth);
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attr2.gcm_format = get_compatible_depth_format(attr2.gcm_format);
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}
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// Always make sure the conflict is resolved!
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ensure(is_gcm_depth_format(attr2.gcm_format) == is_depth);
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}
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if (extended_dimension == rsx::texture_dimension_extended::texture_dimension_2d ||
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extended_dimension == rsx::texture_dimension_extended::texture_dimension_1d) [[likely]]
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{
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if (extended_dimension == rsx::texture_dimension_extended::texture_dimension_1d)
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{
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ensure(attr.height == 1);
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}
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if ((surface_is_rop_target && g_cfg.video.strict_rendering_mode) ||
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attr.width < surface_width ||
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attr.height < surface_height ||
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force_convert)
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{
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const auto format_class = (force_convert) ? classify_format(attr2.gcm_format) : texptr->format_class();
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const auto command = surface_is_rop_target ? deferred_request_command::copy_image_dynamic : deferred_request_command::copy_image_static;
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return { texptr->get_surface(rsx::surface_access::shader_read), command, attr2, {},
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texture_upload_context::framebuffer_storage, format_class, scale,
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extended_dimension, decoded_remap };
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}
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return{ texptr->get_view(encoded_remap, decoded_remap), texture_upload_context::framebuffer_storage,
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texptr->format_class(), scale, rsx::texture_dimension_extended::texture_dimension_2d, surface_is_rop_target };
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}
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if (extended_dimension == rsx::texture_dimension_extended::texture_dimension_3d)
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{
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return{ texptr->get_surface(rsx::surface_access::shader_read), deferred_request_command::_3d_unwrap,
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attr2, {},
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texture_upload_context::framebuffer_storage, texptr->format_class(), scale,
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rsx::texture_dimension_extended::texture_dimension_3d, decoded_remap };
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}
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ensure(extended_dimension == rsx::texture_dimension_extended::texture_dimension_cubemap);
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return{ texptr->get_surface(rsx::surface_access::shader_read), deferred_request_command::cubemap_unwrap,
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attr2, {},
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texture_upload_context::framebuffer_storage, texptr->format_class(), scale,
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rsx::texture_dimension_extended::texture_dimension_cubemap, decoded_remap };
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}
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template <typename sampled_image_descriptor, typename surface_store_list_type, typename section_storage_type>
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sampled_image_descriptor merge_cache_resources(
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const surface_store_list_type& fbos, const std::vector<section_storage_type*>& local,
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const image_section_attributes_t& attr,
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const size3f& scale,
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texture_dimension_extended extended_dimension,
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u32 /*encoded_remap*/, const texture_channel_remap_t& decoded_remap,
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int select_hint = -1)
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{
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ensure((select_hint & 0x1) == select_hint);
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bool is_depth = (select_hint == 0) ? fbos.back().is_depth : local.back()->is_depth_texture();
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bool aspect_mismatch = false;
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auto attr2 = attr;
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// Check for mixed sources with aspect mismatch
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// NOTE: If the last texture is a perfect match, this method would not have been called which means at least one transfer has to occur
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if ((fbos.size() + local.size()) > 1) [[unlikely]]
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{
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for (const auto& tex : local)
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{
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if (tex->is_depth_texture() != is_depth)
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{
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aspect_mismatch = true;
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break;
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}
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}
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if (!aspect_mismatch) [[likely]]
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{
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for (const auto& surface : fbos)
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{
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if (surface.is_depth != is_depth)
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{
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aspect_mismatch = true;
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break;
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}
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}
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}
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}
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if (aspect_mismatch)
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{
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// Override with the requested format
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is_depth = is_gcm_depth_format(attr.gcm_format);
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}
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else if (is_depth)
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{
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// Depth format textures were found. Check if the data can be bitcast without conversion.
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if (const auto suggested_format = get_compatible_depth_format(attr.gcm_format);
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!is_gcm_depth_format(suggested_format))
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{
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// Requested format cannot be directly read from a depth texture.
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// Typeless conversion will be performed to make data accessible.
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is_depth = false;
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}
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else
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{
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// Replace request format with one that is compatible with existing data.
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attr2.gcm_format = suggested_format;
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}
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}
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// If this method was called, there is no easy solution, likely means atlas gather is needed
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const auto [scaled_w, scaled_h] = rsx::apply_resolution_scale(attr2.width, attr2.height);
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const auto format_class = classify_format(attr2.gcm_format);
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const auto upload_context = (fbos.empty()) ? texture_upload_context::shader_read : texture_upload_context::framebuffer_storage;
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if (extended_dimension == rsx::texture_dimension_extended::texture_dimension_cubemap)
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{
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attr2.width = scaled_w;
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attr2.height = scaled_h;
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attr2.depth = 1;
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sampled_image_descriptor desc = { nullptr, deferred_request_command::cubemap_gather,
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attr2, {},
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upload_context, format_class, scale,
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rsx::texture_dimension_extended::texture_dimension_cubemap, decoded_remap };
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gather_texture_slices(desc.external_subresource_desc.sections_to_copy, fbos, local, attr, 6, is_depth);
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return desc;
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}
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else if (extended_dimension == rsx::texture_dimension_extended::texture_dimension_3d && attr.depth > 1)
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{
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attr2.width = scaled_w;
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attr2.height = scaled_h;
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sampled_image_descriptor desc = { nullptr, deferred_request_command::_3d_gather,
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attr2, {},
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upload_context, format_class, scale,
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rsx::texture_dimension_extended::texture_dimension_3d, decoded_remap };
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gather_texture_slices(desc.external_subresource_desc.sections_to_copy, fbos, local, attr, attr.depth, is_depth);
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return desc;
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}
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if (extended_dimension == rsx::texture_dimension_extended::texture_dimension_1d)
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{
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ensure(attr.height == 1);
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}
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if (!fbos.empty())
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{
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attr2.width = scaled_w;
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attr2.height = scaled_h;
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}
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sampled_image_descriptor result = { nullptr, deferred_request_command::atlas_gather,
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attr2, {}, upload_context, format_class,
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scale, rsx::texture_dimension_extended::texture_dimension_2d, decoded_remap };
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gather_texture_slices(result.external_subresource_desc.sections_to_copy, fbos, local, attr, 1, is_depth);
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result.simplify();
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return result;
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}
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template<typename sampled_image_descriptor, typename copy_region_descriptor_type>
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bool append_mipmap_level(
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std::vector<copy_region_descriptor_type>& sections, // Destination list
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const sampled_image_descriptor& level, // Descriptor for the image level being checked
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const image_section_attributes_t& attr, // Attributes of image level
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u8 mipmap_level, // Level index
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bool apply_upscaling, // Whether to upscale the results or not
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const image_section_attributes_t& level0_attr) // Attributes of the first mipmap level
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{
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if (level.image_handle)
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{
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copy_region_descriptor_type mip{};
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mip.src = level.image_handle->image();
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mip.xform = surface_transform::coordinate_transform;
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mip.level = mipmap_level;
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mip.dst_w = attr.width;
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mip.dst_h = attr.height;
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// "Fast" framebuffer results are a perfect match for attr so we do not store transfer sizes
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// Calculate transfer dimensions from attr
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if (level.upload_context == rsx::texture_upload_context::framebuffer_storage) [[likely]]
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{
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std::tie(mip.src_w, mip.src_h) = rsx::apply_resolution_scale<true>(attr.width, attr.height);
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}
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else
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{
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mip.src_w = attr.width;
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mip.src_h = attr.height;
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}
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sections.push_back(mip);
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}
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else
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{
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switch (level.external_subresource_desc.op)
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{
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case deferred_request_command::copy_image_dynamic:
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case deferred_request_command::copy_image_static:
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{
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copy_region_descriptor_type mip{};
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mip.src = level.external_subresource_desc.external_handle;
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mip.xform = surface_transform::coordinate_transform;
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mip.level = mipmap_level;
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mip.dst_w = attr.width;
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mip.dst_h = attr.height;
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// NOTE: gather_texture_slices pre-applies resolution scaling
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mip.src_x = level.external_subresource_desc.x;
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mip.src_y = level.external_subresource_desc.y;
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mip.src_w = level.external_subresource_desc.width;
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mip.src_h = level.external_subresource_desc.height;
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sections.push_back(mip);
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break;
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}
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default:
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{
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// TODO
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return false;
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}
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}
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}
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// Check for upscaling if requested
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if (apply_upscaling)
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{
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auto& mip = sections.back();
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std::tie(mip.dst_w, mip.dst_h) = rsx::apply_resolution_scale<true>(mip.dst_w, mip.dst_h, level0_attr.width, level0_attr.height);
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}
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return true;
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}
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};
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}
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