metaforce/Runtime/Graphics/CTexture.cpp

349 lines
9.5 KiB
C++

#include "Graphics/CTexture.hpp"
#include "CToken.hpp"
#include <zeus/Math.hpp>
#include <magic_enum.hpp>
u32 GXGetTexBufferSize(u16 width, u16 height, u32 format, bool mipmap, u8 max_lod) {
s32 shiftX = 0;
s32 shiftY = 0;
switch (format) {
case GX::TF_I4:
case GX::TF_C4:
case GX::TF_CMPR:
case GX::CTF_R4:
case GX::CTF_Z4:
shiftX = 3;
shiftY = 3;
break;
case GX::TF_I8:
case GX::TF_IA4:
case GX::TF_C8:
case GX::TF_Z8:
case GX::CTF_RA4:
case GX::CTF_A8:
case GX::CTF_R8:
case GX::CTF_G8:
case GX::CTF_B8:
case GX::CTF_Z8M:
case GX::CTF_Z8L:
shiftX = 3;
shiftY = 2;
break;
case GX::TF_IA8:
case GX::TF_RGB565:
case GX::TF_RGB5A3:
case GX::TF_RGBA8:
case GX::TF_C14X2:
case GX::TF_Z16:
case GX::TF_Z24X8:
case GX::CTF_RA8:
case GX::CTF_RG8:
case GX::CTF_GB8:
case GX::CTF_Z16L:
shiftX = 2;
shiftY = 2;
break;
default:
break;
}
u32 bitSize = format == GX::TF_RGBA8 || format == GX::TF_Z24X8 ? 64 : 32;
u32 bufLen = 0;
if (mipmap) {
while (max_lod != 0) {
const u32 tileX = ((width + (1 << shiftX) - 1) >> shiftX);
const u32 tileY = ((height + (1 << shiftY) - 1) >> shiftY);
bufLen += bitSize * tileX * tileY;
if (width == 1 && height == 1) {
return bufLen;
}
width = (width < 2) ? 1 : width / 2;
height = (height < 2) ? 1 : height / 2;
--max_lod;
};
} else {
const u32 tileX = ((width + (1 << shiftX) - 1) >> shiftX);
const u32 tileY = ((height + (1 << shiftY) - 1) >> shiftY);
bufLen = bitSize * tileX * tileY;
}
return bufLen;
}
namespace metaforce {
static std::array<CTexture*, GX::MAX_TEXMAP> sLoadedTextures{};
CTexture::CTexture(ETexelFormat fmt, u16 w, u16 h, s32 mips, std::string_view label)
: x0_fmt(fmt)
, x4_w(w)
, x6_h(h)
, x8_mips(mips)
, x9_bitsPerPixel(TexelFormatBitsPerPixel(fmt))
, x64_frameAllocated(sCurrentFrameCount)
, m_label(fmt::format(FMT_STRING("{} ({})"), label, magic_enum::enum_name(fmt))) {
InitBitmapBuffers(fmt, w, h, mips);
InitTextureObjs(false);
}
CTexture::CTexture(CInputStream& in, std::string_view label, EAutoMipmap automip, EBlackKey blackKey)
: x0_fmt(ETexelFormat(in.ReadLong()))
, x4_w(in.ReadShort())
, x6_h(in.ReadShort())
, x8_mips(in.ReadLong())
, x64_frameAllocated(sCurrentFrameCount)
, m_label(fmt::format(FMT_STRING("{} ({})"), label, magic_enum::enum_name(x0_fmt))) {
bool hasPalette = (x0_fmt == ETexelFormat::C4 || x0_fmt == ETexelFormat::C8 || x0_fmt == ETexelFormat::C14X2);
if (hasPalette) {
x10_graphicsPalette = std::make_unique<CGraphicsPalette>(in);
xa_25_canLoadPalette = true;
}
x9_bitsPerPixel = TexelFormatBitsPerPixel(x0_fmt);
InitBitmapBuffers(x0_fmt, x4_w, x6_h, x8_mips);
u32 bufLen = 0;
if (x8_mips > 0) {
for (u32 i = 0; i < x8_mips; ++i) {
u32 curMip = i & 63;
const u32 width = ROUND_UP_4(x4_w >> curMip);
const u32 height = ROUND_UP_4(x6_h >> curMip);
bufLen += (width * height * x9_bitsPerPixel) / 8;
}
}
for (u32 i = 0, len = 0; i < bufLen; i += len) {
len = bufLen - i;
if (len > 256) {
len = 256;
}
auto image_ptr = /*x44_aramToken.GetMRAMSafe() */ x44_aramToken_x4_buff.get();
in.Get(image_ptr + i, len);
// DCFlushRangeNoSync(x44_aramToken_x4_buff.get() + i, ROUND_UP_32(len));
}
if (sMangleMips) {
for (u32 i = 0; i < x8_mips; ++i) {
MangleMipmap(i);
}
}
InitTextureObjs(true);
}
u8* CTexture::Lock() {
xa_24_locked = true;
return GetBitMapData(0);
}
void CTexture::UnLock() {
xa_24_locked = false;
CountMemory();
// DCFlushRange(x44_aramToken.GetMRAMSafe(), ROUND_UP_32(xc_memoryAllocated));
}
void CTexture::Load(GX::TexMapID id, EClampMode clamp) {
if (sLoadedTextures[id] != this || xa_29_canLoadObj) {
// auto* image_ptr = /*x44_aramToken.GetMRAMSafe() */ x44_aramToken_x4_buff.get();
CountMemory();
if (HasPalette()) {
x10_graphicsPalette->Load();
xa_25_canLoadPalette = false;
}
xa_29_canLoadObj = false;
if (x40_clampMode != clamp) {
x40_clampMode = !xa_26_isPowerOfTwo ? EClampMode::Clamp : clamp;
// GXInitTexObjWrapMode(x20_texObj, static_cast<u32>(x40_clampMode), static_cast<u32>(x40_clampMode));
}
// GXInitObjectData(x20_texObj, image_ptr);
// GXLoadObj(x20_texObj, id);
aurora::gfx::bind_texture(id, clamp, x20_texObj, 0.f);
sLoadedTextures[id] = this;
x64_frameAllocated = sCurrentFrameCount;
}
}
void CTexture::LoadMipLevel(float lod, GX::TexMapID id, EClampMode clamp) {
// auto image_ptr = /*x44_aramToken.GetMRAMSafe() */ x44_aramToken_x4_buff.get();
// u32 width = x4_w;
// u32 height = x6_h;
// u32 iVar15 = 0;
// u32 offset = 0;
// if (mip > 0) {
// for (u32 i = 0; i < mip; ++i) {
// offset += ROUND_UP_32(x9_bitsPerPixel * (ROUND_UP_4(width) * ROUND_UP_4(height)));
// width /= 2;
// height /= 2;
// }
// }
// GXTexObj texObj;
// GXInitTexObj(&texObj, image_ptr + offset, width, height, x18_gxFormat);
// GXInitTexObjLod(&texObj, GX_LINEAR, GX_LINEAR, 0.f, 1.f, 0.f, false, false, GX_ANISO_1);
if (HasPalette()) {
x10_graphicsPalette->Load();
xa_25_canLoadPalette = false;
}
// GXLoadTexObj(&texObj, mapId);
aurora::gfx::bind_texture(id, clamp, x20_texObj, lod);
x64_frameAllocated = sCurrentFrameCount;
sLoadedTextures[id] = nullptr;
}
void CTexture::MakeSwappable() {
if (!xa_27_noSwap) {
return;
}
xa_27_noSwap = false;
}
const u8* CTexture::GetConstBitMapData(s32 mip) const {
u32 buffOffset = 0;
if (x8_mips > mip) {
for (u32 i = 0; i < mip; ++i) {
buffOffset += (x9_bitsPerPixel >> 3) * (x4_w >> (i & 0x3f)) * (x6_h >> (i & 0x3f));
}
}
return x44_aramToken_x4_buff.get() + buffOffset; /* x44_aramToken.GetMRAMSafe() + buffOffset*/
}
u8* CTexture::GetBitMapData(s32 mip) const { return const_cast<u8*>(GetConstBitMapData(mip)); }
void CTexture::InitBitmapBuffers(ETexelFormat fmt, u16 width, u16 height, s32 mips) {
switch (fmt) {
case ETexelFormat::I4:
x18_gxFormat = GX::TF_I4;
break;
case ETexelFormat::I8:
x18_gxFormat = GX::TF_I8;
break;
case ETexelFormat::IA4:
x18_gxFormat = GX::TF_IA4;
break;
case ETexelFormat::IA8:
x18_gxFormat = GX::TF_IA8;
break;
case ETexelFormat::C4:
x1c_gxCIFormat = GX::TF_C4;
break;
case ETexelFormat::C8:
x1c_gxCIFormat = GX::TF_C8;
break;
case ETexelFormat::C14X2:
x1c_gxCIFormat = GX::TF_C14X2;
break;
case ETexelFormat::RGB565:
x18_gxFormat = GX::TF_RGB565;
break;
case ETexelFormat::RGB5A3:
x18_gxFormat = GX::TF_RGB5A3;
break;
case ETexelFormat::RGBA8:
x18_gxFormat = GX::TF_RGBA8;
break;
case ETexelFormat::CMPR:
x18_gxFormat = GX::TF_CMPR;
break;
default:
break;
}
u32 format = (x0_fmt == ETexelFormat::C4 || x0_fmt == ETexelFormat::C8 || x0_fmt == ETexelFormat::C14X2)
? x1c_gxCIFormat
: x18_gxFormat;
xc_memoryAllocated = GXGetTexBufferSize(width, height, format, mips > 1, mips > 1 ? 11 : 0);
x44_aramToken_x4_buff = std::make_unique<u8[]>(xc_memoryAllocated);
/*x44_aramToken.PostConstruct(buf, xc_memoryAllocated, 1);*/
CountMemory();
}
void CTexture::InitTextureObjs(bool write) {
xa_26_isPowerOfTwo = zeus::floorPowerOfTwo(x4_w) == x4_w && zeus::floorPowerOfTwo(x6_h) == x6_h;
if (!xa_26_isPowerOfTwo) {
x40_clampMode = EClampMode::Clamp;
}
CountMemory();
if (IsCITexture()) {
// GXInitTexObjCI(x20_texObj, x44_aramToken_x4_buff.get(), x4_w, x6_h, x1c_gxCIFormat, u32(x40_clampMode),
// u32(x40_clampMode), x8_mips > 1, 0);
// TODO
} else {
// GXInitTexObj(x20_texObj, x44_aramToken_x4_buff.get(), x4_w, x6_h, x1c_gxCIFormat, u32(x40_clampMode),
// u32(x40_clampMode), x8_mips > 1);
// GXInitTexObjLOD(x20_texObj, x8_mips > 1 ? GX_LIN_MIP_LIN : GX_LINEAR, 0.f, static_cast<float>(x8_mips) - 1.f,
// 0.f,
// false, false, x8_mips > 1 ? GX_ANISO_4 : GX_ANISO_1);
x20_texObj = aurora::gfx::new_dynamic_texture_2d(x4_w, x6_h, x8_mips, x0_fmt, m_label);
if (write) {
aurora::gfx::write_texture(x20_texObj, {x44_aramToken_x4_buff.get(), xc_memoryAllocated});
}
}
xa_29_canLoadObj = true;
}
void CTexture::CountMemory() {
if (xa_28_counted) {
return;
}
xa_28_counted = true;
sTotalAllocatedMemory += xc_memoryAllocated;
}
void CTexture::UncountMemory() {
if (!xa_28_counted) {
return;
}
xa_28_counted = false;
sTotalAllocatedMemory -= xc_memoryAllocated;
}
void CTexture::MangleMipmap(u32 mip) {
// TODO(phil): Mangle mipmap
}
u32 CTexture::TexelFormatBitsPerPixel(ETexelFormat fmt) {
switch (fmt) {
case ETexelFormat::I4:
case ETexelFormat::C4:
case ETexelFormat::CMPR:
return 4;
case ETexelFormat::I8:
case ETexelFormat::IA4:
case ETexelFormat::C8:
return 8;
case ETexelFormat::IA8:
case ETexelFormat::C14X2:
case ETexelFormat::RGB565:
case ETexelFormat::RGB5A3:
return 16;
case ETexelFormat::RGBA8:
return 32;
default:
return 0;
}
}
bool CTexture::sMangleMips = false;
u32 CTexture::sCurrentFrameCount = 0;
u32 CTexture::sTotalAllocatedMemory = 0;
void CTexture::InvalidateTexMap(GX::TexMapID id) {
aurora::gfx::unbind_texture(id);
sLoadedTextures[id] = nullptr;
}
CFactoryFnReturn FTextureFactory(const SObjectTag& tag, CInputStream& in, const CVParamTransfer& vparms,
CObjectReference* selfRef) {
const auto label = fmt::format("{} {}", tag.type, tag.id);
return TToken<CTexture>::GetIObjObjectFor(std::make_unique<CTexture>(in, label));
}
} // namespace metaforce