82 lines
1.7 KiB
Plaintext
82 lines
1.7 KiB
Plaintext
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// RCB Texture file format - THQ Australia Engine
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// Contains DXT compressed texture data in g4rc containers
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// Big-endian (Xbox 360, Wii)
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type thqa_rcb [root, display="THQA RCB Texture"] byteorder BE
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{
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criteria {
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require ascii(bytesat(0, 4)) == "g4rc";
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}
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// RCB files start with g4rc blocks
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first_magic = ascii(read(4));
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ui("first_magic", "Magic");
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u32 first_type;
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ui("first_type", "Block Type");
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u32 first_hash;
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ui("first_hash", "Hash");
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u32 first_size;
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ui("first_size", "Size");
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// Type 0x07 = metadata, 0x12 = pixel data
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block_type_desc = "Unknown";
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if (first_type == 0x07) {
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block_type_desc = "Metadata";
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}
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if (first_type == 0x12) {
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block_type_desc = "Pixel Data";
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}
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block_type_name = block_type_desc;
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ui("block_type_name", "Block Type Name");
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// Read block data if there's enough space
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if (first_size > 0 && pos() + first_size <= size()) {
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block_data = read(first_size);
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// Look for pixel block if this was metadata
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if (first_type == 0x07 && pos() + 16 <= size()) {
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next_magic = ascii(read(4));
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ui("next_magic", "Next Magic");
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u32 next_type;
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ui("next_type", "Next Block Type");
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u32 next_hash;
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ui("next_hash", "Next Hash");
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u32 next_size;
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ui("next_size", "Next Size");
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if (next_type == 0x12) {
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pixel_data_size = next_size;
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ui("pixel_data_size", "Pixel Data Size");
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}
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}
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}
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file_size = size();
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ui("file_size", "Total File Size");
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}
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type thqa_dxt1_block [display="DXT1 Block"] byteorder LE
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{
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u16 color0;
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ui("color0", "Color 0 (RGB565)");
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u16 color1;
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ui("color1", "Color 1 (RGB565)");
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u32 indices;
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ui("indices", "Pixel Indices");
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}
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