thirdpartymirrors/UnleashedRecomp
1
0
Fork 0
mirror of https://github.com/hedge-dev/UnleashedRecomp.git synced 2026-04-27 21:01:37 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Implement inspire letterbox.

Browse source
This commit is contained in:
Skyth 2025-01-12 14:42:10 +03:00
parent 94583c3dbe
commit 07ec4af3ba
2 changed files with 98 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

94
UnleashedRecomp/patches/aspect_ratio_patches.cpp
View file

@ -826,12 +826,13 @@ PPC_FUNC(sub_82E16C70)
// Store whether the primitive should be stretched in available padding space.
static constexpr size_t PRIMITIVE_2D_PADDING_OFFSET = 0x29;
static constexpr size_t PRIMITIVE_2D_PADDING_SIZE = 0x3;
// Hedgehog::MirageDebug::CPrimitive2D::CPrimitive2D
PPC_FUNC_IMPL(__imp__sub_822D0328);
PPC_FUNC(sub_822D0328)
{
PPC_STORE_U8(ctx.r3.u32 + PRIMITIVE_2D_PADDING_OFFSET, 0x00);
memset(base + ctx.r3.u32 + PRIMITIVE_2D_PADDING_OFFSET, 0, PRIMITIVE_2D_PADDING_SIZE);
__imp__sub_822D0328(ctx, base);
}
@ -839,7 +840,7 @@ PPC_FUNC(sub_822D0328)
PPC_FUNC_IMPL(__imp__sub_830D2328);
PPC_FUNC(sub_830D2328)
{
PPC_STORE_U8(ctx.r3.u32 + PRIMITIVE_2D_PADDING_OFFSET, PPC_LOAD_U8(ctx.r4.u32 + PRIMITIVE_2D_PADDING_OFFSET));
memcpy(base + ctx.r3.u32 + PRIMITIVE_2D_PADDING_OFFSET, base + ctx.r4.u32 + PRIMITIVE_2D_PADDING_OFFSET, PRIMITIVE_2D_PADDING_SIZE);
__imp__sub_830D2328(ctx, base);
}
@ -859,14 +860,63 @@ PPC_FUNC(sub_830D1EF0)
if (!PPC_LOAD_U8(r3.u32 + PRIMITIVE_2D_PADDING_OFFSET))
{
auto backBuffer = Video::GetBackBuffer();
auto position = reinterpret_cast<be<float>*>(base + ctx.r4.u32);
struct Vertex
{
be<float> x;
be<float> y;
be<float> z;
be<float> w;
be<uint32_t> color;
be<float> u;
be<float> v;
};
auto vertex = reinterpret_cast<Vertex*>(base + ctx.r4.u32);
for (size_t i = 0; i < 4; i++)
{
position[0] = position[0] * 1280.0f / backBuffer->width;
position[1] = position[1] * 720.0f / backBuffer->height;
position += 7;
vertex[i].x = vertex[i].x * 1280.0f / backBuffer->width;
vertex[i].y = vertex[i].y * 720.0f / backBuffer->height;
}
bool letterboxTop = PPC_LOAD_U8(r3.u32 + PRIMITIVE_2D_PADDING_OFFSET + 0x1);
bool letterboxBottom = PPC_LOAD_U8(r3.u32 + PRIMITIVE_2D_PADDING_OFFSET + 0x2);
if (letterboxTop || letterboxBottom)
{
float halfPixelX = 1.0f / backBuffer->width;
float halfPixelY = 1.0f / backBuffer->height;
if (letterboxTop)
{
vertex[0].x = -1.0f - halfPixelX;
vertex[0].y = 1.0f + halfPixelY;
vertex[1].x = 1.0f - halfPixelX;
vertex[1].y = 1.0f + halfPixelY;
vertex[2].x = -1.0f - halfPixelX;
// vertex[2].y untouched
vertex[3].x = 1.0f - halfPixelX;
// vertex[3].y untouched
}
else if (letterboxBottom)
{
vertex[0].x = -1.0f - halfPixelX;
// vertex[0].y untouched
vertex[1].x = 1.0f - halfPixelX;
// vertex[1].y untouched
vertex[2].x = -1.0f - halfPixelX;
vertex[2].y = -1.0f + halfPixelY;
vertex[3].x = 1.0f - halfPixelX;
vertex[3].y = -1.0f + halfPixelY;
}
}
}
}
@ -995,3 +1045,35 @@ void ViewRingXMidAsmHook(PPCRegister& f1, PPCVRegister& v62)
f1.f64 = -ComputeObjGetItemX(47); // Ring
}
}
// SWA::Inspire::CLetterbox::Draw
PPC_FUNC_IMPL(__imp__sub_82B8AA40);
PPC_FUNC(sub_82B8AA40)
{
bool shouldDrawLetterbox = g_aspectRatio < WIDE_ASPECT_RATIO;
PPC_STORE_U8(ctx.r3.u32, shouldDrawLetterbox);
if (shouldDrawLetterbox)
{
auto backBuffer = Video::GetBackBuffer();
uint32_t height = std::min(720u, backBuffer->height);
PPC_STORE_U32(ctx.r3.u32 + 0xC, backBuffer->width);
PPC_STORE_U32(ctx.r3.u32 + 0x10, height);
PPC_STORE_U32(ctx.r3.u32 + 0x14, (height - backBuffer->width * 9 / 16) / 2);
}
__imp__sub_82B8AA40(ctx, base);
}
void InspireLetterboxTopMidAsmHook(PPCRegister& r3)
{
*(g_memory.base + r3.u32 + PRIMITIVE_2D_PADDING_OFFSET + 0x1) = 0x01; // Letterbox Top
*(g_memory.base + r3.u32 + PRIMITIVE_2D_PADDING_OFFSET + 0x2) = 0x00; // Letterbox Bottom
}
void InspireLetterboxBottomMidAsmHook(PPCRegister& r3)
{
*(g_memory.base + r3.u32 + PRIMITIVE_2D_PADDING_OFFSET + 0x1) = 0x00; // Letterbox Top
*(g_memory.base + r3.u32 + PRIMITIVE_2D_PADDING_OFFSET + 0x2) = 0x01; // Letterbox Bottom
}

10
UnleashedRecompLib/config/SWA.toml
View file

@ -648,3 +648,13 @@ registers = ["f0"]
name = "ViewRingXMidAsmHook"
address = 0x825EBF68
registers = ["f0", "v62"]
[[midasm_hook]]
name = "InspireLetterboxTopMidAsmHook"
address = 0x82B8AB78
registers = ["r3"]
[[midasm_hook]]
name = "InspireLetterboxBottomMidAsmHook"
address = 0x82B8ABAC
registers = ["r3"]