forked from dolphin-emu/dolphin
d9fec92628
Also remedies places where the video backends and core rely on things being indirectly included.
85 lines
3.0 KiB
C
85 lines
3.0 KiB
C
// Copyright 2008 Dolphin Emulator Project
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// Licensed under GPLv2+
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// Refer to the license.txt file included.
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#pragma once
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#include "Common/CommonTypes.h"
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enum
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{
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TMEM_SIZE = 1024 * 1024,
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TMEM_LINE_SIZE = 32,
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};
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alignas(16) extern u8 texMem[TMEM_SIZE];
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enum TextureFormat
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{
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// These are the texture formats that can be read by the texture mapper.
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GX_TF_I4 = 0x0,
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GX_TF_I8 = 0x1,
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GX_TF_IA4 = 0x2,
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GX_TF_IA8 = 0x3,
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GX_TF_RGB565 = 0x4,
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GX_TF_RGB5A3 = 0x5,
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GX_TF_RGBA8 = 0x6,
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GX_TF_C4 = 0x8,
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GX_TF_C8 = 0x9,
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GX_TF_C14X2 = 0xA,
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GX_TF_CMPR = 0xE,
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_GX_TF_ZTF = 0x10, // flag for Z texture formats (used internally by dolphin)
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// Depth texture formats (which directly map to the equivalent colour format above.)
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GX_TF_Z8 = 0x1 | _GX_TF_ZTF,
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GX_TF_Z16 = 0x3 | _GX_TF_ZTF,
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GX_TF_Z24X8 = 0x6 | _GX_TF_ZTF,
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_GX_TF_CTF = 0x20, // flag for copy-texture-format only (used internally by dolphin)
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// These are extra formats that can be used when copying from efb,
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// they use one of texel formats from above, but pack diffrent data into them.
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GX_CTF_R4 = 0x0 | _GX_TF_CTF,
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GX_CTF_RA4 = 0x2 | _GX_TF_CTF,
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GX_CTF_RA8 = 0x3 | _GX_TF_CTF,
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GX_CTF_YUVA8 = 0x6 | _GX_TF_CTF, // YUV 4:4:4 - Dolphin doesn't implement this format as no commercial games use it
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GX_CTF_A8 = 0x7 | _GX_TF_CTF,
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GX_CTF_R8 = 0x8 | _GX_TF_CTF,
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GX_CTF_G8 = 0x9 | _GX_TF_CTF,
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GX_CTF_B8 = 0xA | _GX_TF_CTF,
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GX_CTF_RG8 = 0xB | _GX_TF_CTF,
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GX_CTF_GB8 = 0xC | _GX_TF_CTF,
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// extra depth texture formats that can be used for efb copies.
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GX_CTF_Z4 = 0x0 | _GX_TF_ZTF | _GX_TF_CTF,
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GX_CTF_Z8H = 0x8 | _GX_TF_ZTF | _GX_TF_CTF, // This produces an identical result to to GX_TF_Z8
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GX_CTF_Z8M = 0x9 | _GX_TF_ZTF | _GX_TF_CTF,
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GX_CTF_Z8L = 0xA | _GX_TF_ZTF | _GX_TF_CTF,
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GX_CTF_Z16R = 0xB | _GX_TF_ZTF | _GX_TF_CTF, // Reversed version of GX_TF_Z16
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GX_CTF_Z16L = 0xC | _GX_TF_ZTF | _GX_TF_CTF,
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};
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enum TlutFormat
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{
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GX_TL_IA8 = 0x0,
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GX_TL_RGB565 = 0x1,
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GX_TL_RGB5A3 = 0x2,
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};
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int TexDecoder_GetTexelSizeInNibbles(int format);
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int TexDecoder_GetTextureSizeInBytes(int width, int height, int format);
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int TexDecoder_GetBlockWidthInTexels(u32 format);
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int TexDecoder_GetBlockHeightInTexels(u32 format);
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int TexDecoder_GetPaletteSize(int fmt);
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int TexDecoder_GetEfbCopyBaseFormat(int format);
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void TexDecoder_Decode(u8 *dst, const u8 *src, int width, int height, int texformat, const u8* tlut, TlutFormat tlutfmt);
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void TexDecoder_DecodeRGBA8FromTmem(u8* dst, const u8 *src_ar, const u8 *src_gb, int width, int height);
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void TexDecoder_DecodeTexel(u8 *dst, const u8 *src, int s, int t, int imageWidth, int texformat, const u8* tlut, TlutFormat tlutfmt);
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void TexDecoder_DecodeTexelRGBA8FromTmem(u8 *dst, const u8 *src_ar, const u8* src_gb, int s, int t, int imageWidth);
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void TexDecoder_SetTexFmtOverlayOptions(bool enable, bool center);
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/* Internal method, implemented by TextureDecoder_Generic and TextureDecoder_x64. */
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void _TexDecoder_DecodeImpl(u32 * dst, const u8 * src, int width, int height, int texformat, const u8* tlut, TlutFormat tlutfmt);
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