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BPMemory: Refactor/consolidate TexUnit Addressing

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Currently the logic for addressing the individual TexUnits is splattered all
across dolphin's codebase, this commit attempts to consolidate it all into a
single place and formalise it using our new TexUnitAddress struct.
This commit is contained in:
Scott Mansell
2021-10-10 08:16:15 +13:00
parent ef0e401708
commit 9fa26624b0
7 changed files with 146 additions and 59 deletions
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14
Source/Core/VideoBackends/Software/DebugUtil.cpp
View File

@ -52,13 +52,8 @@ void Shutdown()
static void SaveTexture(const std::string& filename, u32 texmap, s32 mip)
{
FourTexUnits& texUnit = bpmem.tex[(texmap >> 2) & 1];
u8 subTexmap = texmap & 3;
TexImage0& ti0 = texUnit.texImage0[subTexmap];
u32 width = ti0.width + 1;
u32 height = ti0.height + 1;
u32 width = bpmem.tex.GetUnit(texmap).texImage0.width + 1;
u32 height = bpmem.tex.GetUnit(texmap).texImage0.height + 1;
auto data = std::make_unique<u8[]>(width * height * 4);
@ -80,10 +75,7 @@ void GetTextureRGBA(u8* dst, u32 texmap, s32 mip, u32 width, u32 height)
static s32 GetMaxTextureLod(u32 texmap)
{
FourTexUnits& texUnit = bpmem.tex[(texmap >> 2) & 1];
u8 subTexmap = texmap & 3;
u8 maxLod = texUnit.texMode1[subTexmap].max_lod;
u8 maxLod = bpmem.tex.GetUnit(texmap).texMode1.max_lod;
u8 mip = maxLod >> 4;
u8 fract = maxLod & 0xf;

7
Source/Core/VideoBackends/Software/Rasterizer.cpp
View File

@ -163,13 +163,12 @@ static void InitSlope(Slope* slope, float f1, float f2, float f3, float DX31, fl
static inline void CalculateLOD(s32* lodp, bool* linear, u32 texmap, u32 texcoord)
{
const FourTexUnits& texUnit = bpmem.tex[(texmap >> 2) & 1];
const u8 subTexmap = texmap & 3;
auto texUnit = bpmem.tex.GetUnit(texmap);
// LOD calculation requires data from the texture mode for bias, etc.
// it does not seem to use the actual texture size
const TexMode0& tm0 = texUnit.texMode0[subTexmap];
const TexMode1& tm1 = texUnit.texMode1[subTexmap];
const TexMode0& tm0 = texUnit.texMode0;
const TexMode1& tm1 = texUnit.texMode1;
float sDelta, tDelta;
if (tm0.diag_lod == LODType::Diagonal)

25
Source/Core/VideoBackends/Software/TextureSampler.cpp
View File

@ -74,8 +74,8 @@ void Sample(s32 s, s32 t, s32 lod, bool linear, u8 texmap, u8* sample)
bool mipLinear = false;
#if (ALLOW_MIPMAP)
const FourTexUnits& texUnit = bpmem.tex[(texmap >> 2) & 1];
const TexMode0& tm0 = texUnit.texMode0[texmap & 3];
auto texUnit = bpmem.tex.GetUnit(texmap);
const TexMode0& tm0 = texUnit.texMode0;
const s32 lodFract = lod & 0xf;
@ -115,26 +115,25 @@ void Sample(s32 s, s32 t, s32 lod, bool linear, u8 texmap, u8* sample)
void SampleMip(s32 s, s32 t, s32 mip, bool linear, u8 texmap, u8* sample)
{
const FourTexUnits& texUnit = bpmem.tex[(texmap >> 2) & 1];
const u8 subTexmap = texmap & 3;
auto texUnit = bpmem.tex.GetUnit(texmap);
const TexMode0& tm0 = texUnit.texMode0[subTexmap];
const TexImage0& ti0 = texUnit.texImage0[subTexmap];
const TexTLUT& texTlut = texUnit.texTlut[subTexmap];
const TexMode0& tm0 = texUnit.texMode0;
const TexImage0& ti0 = texUnit.texImage0;
const TexTLUT& texTlut = texUnit.texTlut;
const TextureFormat texfmt = ti0.format;
const TLUTFormat tlutfmt = texTlut.tlut_format;
const u8* imageSrc;
const u8* imageSrcOdd = nullptr;
if (texUnit.texImage1[subTexmap].cache_manually_managed)
if (texUnit.texImage1.cache_manually_managed)
{
imageSrc = &texMem[texUnit.texImage1[subTexmap].tmem_even * TMEM_LINE_SIZE];
imageSrc = &texMem[texUnit.texImage1.tmem_even * TMEM_LINE_SIZE];
if (texfmt == TextureFormat::RGBA8)
imageSrcOdd = &texMem[texUnit.texImage2[subTexmap].tmem_odd * TMEM_LINE_SIZE];
imageSrcOdd = &texMem[texUnit.texImage2.tmem_odd * TMEM_LINE_SIZE];
}
else
{
const u32 imageBase = texUnit.texImage3[subTexmap].image_base << 5;
const u32 imageBase = texUnit.texImage3.image_base << 5;
imageSrc = Memory::GetPointer(imageBase);
}
@ -198,7 +197,7 @@ void SampleMip(s32 s, s32 t, s32 mip, bool linear, u8 texmap, u8* sample)
WrapCoord(&imageSPlus1, tm0.wrap_s, image_width_minus_1 + 1);
WrapCoord(&imageTPlus1, tm0.wrap_t, image_height_minus_1 + 1);
if (!(texfmt == TextureFormat::RGBA8 && texUnit.texImage1[subTexmap].cache_manually_managed))
if (!(texfmt == TextureFormat::RGBA8 && texUnit.texImage1.cache_manually_managed))
{
TexDecoder_DecodeTexel(sampledTex, imageSrc, imageS, imageT, image_width_minus_1, texfmt,
tlut, tlutfmt);
@ -250,7 +249,7 @@ void SampleMip(s32 s, s32 t, s32 mip, bool linear, u8 texmap, u8* sample)
WrapCoord(&imageS, tm0.wrap_s, image_width_minus_1 + 1);
WrapCoord(&imageT, tm0.wrap_t, image_height_minus_1 + 1);
if (!(texfmt == TextureFormat::RGBA8 && texUnit.texImage1[subTexmap].cache_manually_managed))
if (!(texfmt == TextureFormat::RGBA8 && texUnit.texImage1.cache_manually_managed))
TexDecoder_DecodeTexel(sample, imageSrc, imageS, imageT, image_width_minus_1, texfmt, tlut,
tlutfmt);
else