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r5sdk/r5dev/bsplib/bsplib.cpp
Kawe Mazidjatari 8b4df33151 Use 'sqrtf' for computing fade distance 
This has to be debugged still as the computed data does not match the one computed from the engine (this is the reason the larger maps show artifacts!)
2022-05-02 03:40:07 +02:00

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#include "core/stdafx.h"
#include "tier1/cvar.h"
#include "datacache/mdlcache.h"
#include "common/pseudodefs.h"
#include "materialsystem/cmaterialglue.h"
#include "engine/host_state.h"
#include "engine/modelloader.h"
#include "bsplib/bsplib.h"
struct CStaticPropMaterialGlue
{
void* m_pVTable0;
void* m_pVTable1;
};
//-----------------------------------------------------------------------------
// Purpose: calculates the view frustum culling data per static prop
//-----------------------------------------------------------------------------
__int64 __fastcall BuildPropStaticFrustumCullMap(__int64 a1, __int64 a2, unsigned int a3, unsigned int a4, __int64 a5, __int64 a6, __int64 a7)
{
if (staticProp_defaultBuildFrustum->GetBool())
return v_BuildPropStaticFrustumCullMap(a1, a2, a3, a4, a5, a6, a7);
float v9; // xmm6_4
char v10; // r13
double v11; // xmm7_8
__int64 v12; // rsi
MDLHandle_t mdlhandle; // dx
studiohdr_t* studio; // rbx
unsigned __int8 v15; // r8
const char* v16; // rax
int v17; // eax
char v18; // dl
bool v19; // cc
char v20; // al
__int16 v21; // ax
__int64 v22; // rax
__m128 v23; // xmm9
__m128 v24; // xmm10
__m128 v25; // xmm11
unsigned __int64 v26; // rbx
__m128 v27; // xmm8
__int64 v28; // rax
__int64 v29; // rcx
__int64 v30; // xmm1_8
int v31; // er8
__m128i v32; // xmm0
__int64 v33; // rcx
unsigned __int64 v34; // rdx
__int64 v35; // rax
__int64 v36; // rax
unsigned __int64 v37; // rcx
__int64 v38; // rax
unsigned __int64 v39; // rcx
__int64 v40; // rax
float v41; // xmm2_4
studiohdr_t* v42; // rbx
float v43; // xmm2_4
float v44; // xmm4_4
__m128i v45; // xmm1
__m128i v46; // xmm2
__m128i v47; // xmm3
unsigned int v48; // eax
float v49; // xmm0_4
float v50; // xmm2_4
float v51; // xmm1_4
float v52; // xmm2_4
unsigned __int8 v53; // si
__int64 v54; // rax
__int64 v55; // rcx
int v56; // eax
__int64 v57; // rcx
int v58; // edx
__int64 v59; // rax
__int64 v60; // r13
int v61; // eax
char* v62; // r13
__int64 v63; // rdx
int v64; // er14
char* v65; // rdi
__int64 v66; // r13
__int64 v67; // r15
void* v68; // rbx
int32_t v69; // rcx
__int64 result; // rax
__m128i v71; // [rsp+38h] [rbp-D0h] BYREF
__int64 v72{}; // [rsp+48h] [rbp-C0h]
__int64 v73; // [rsp+50h] [rbp-B8h]
__m128 v74; // [rsp+58h] [rbp-B0h] BYREF
__int64 v75{}; // [rsp+68h] [rbp-A0h]
__int64 v76; // [rsp+78h] [rbp-90h]
__m128 v77[3]; // [rsp+88h] [rbp-80h] BYREF
char Destination[376]; // [rsp+B8h] [rbp-50h] BYREF
__int64 v79; // [rsp+278h] [rbp+170h]
int v82; // [rsp+288h] [rbp+180h]
int v83; // [rsp+290h] [rbp+188h]
studiohdr_t* v84; // [rsp+298h] [rbp+190h]
__int64 v85; // [rsp+2A8h] [rbp+1A0h]
v9 = 1.0f;
v10 = a4;
*(_QWORD*)(a1 + 20) = *(_QWORD*)a5;
*(_DWORD*)(a1 + 28) = *(_DWORD*)(a5 + 8);
*(_DWORD*)(a1 + 8) = a4;
*(_QWORD*)&v11 = *(unsigned int*)(a5 + 24);
v12 = a4 >> 1;
*(float*)(a1 + 12) = 1.0f / (float)(*(float*)&v11 * *(float*)&v11);
mdlhandle = *(unsigned __int16*)(a7 + 0x140);
*(MDLHandle_t*)a1 = mdlhandle;
studio = CMDLCache::FindMDL(g_MDLCache, mdlhandle, nullptr);
v84 = studio;
if ((studio->flags & STUDIOHDR_FLAGS_STATIC_PROP) == 0 && (*dword_1696A9D20) < 0x64)
++(*dword_1696A9D20);
v15 = *(_BYTE*)(a5 + 30);
if (v15 > 2u && (unsigned __int8)(v15 - 6) > 2u)
{
v16 = (const char*)(*((__int64(__fastcall**)(CModelLoader**, __int64))g_pModelLoader + 4))(&g_pModelLoader, a7);
strncpy(Destination, v16, 0x104ui64);
v15 = 0;
}
v17 = *(unsigned __int8*)(a5 + 32);
*(_BYTE*)(a1 + 4) = v17;
v18 = v17;
v19 = v17 < studio->numskinfamilies;
*(_BYTE*)(a1 + 5) = v15;
if (!v19)
v18 = 0;
*(_BYTE*)(a1 + 4) = v18;
v20 = *(_BYTE*)(a5 + 31);
if ((v20 & 4) != 0)
{
v15 |= 0x40u;
*(_BYTE*)(a1 + 5) = v15;
v20 = *(_BYTE*)(a5 + 31);
}
if ((v20 & 8) != 0)
{
v15 |= 0x20u;
*(_BYTE*)(a1 + 5) = v15;
v20 = *(_BYTE*)(a5 + 31);
}
if ((v20 & 0x30) != 16)
*(_BYTE*)(a1 + 5) = v15 | 0x10;
v21 = 0;
if (*(_WORD*)(a5 + 34) != 0xFFFF)
v21 = *(_WORD*)(a5 + 34);
*(_WORD*)(a1 + 2) = v21;
sub_1404365A0(v77, (const __m128i*)a5, (__m128i*)(a5 + 12), v11);
v22 = *qword_141744EA8;
v23 = v77[0];
v24 = v77[1];
v25 = v77[2];
v26 = (unsigned __int64)(unsigned int)v12 << 6;
*(__m128*)(v26 + (*qword_141744EA8)) = v77[0];
*(__m128*)(v26 + v22 + 16) = v24;
*(__m128*)(v26 + v22 + 32) = v25;
__m128i m2 = { 0 };
__m128i m3 = { 0 };
v74 = _mm_mul_ps(_mm_cvtepi32_ps(_mm_unpacklo_epi16(_mm_unpacklo_epi8(_mm_cvtsi32_si128(*(_DWORD*)(a5 + 52)), m2), m3)), (*xmmword_1415BD270));
v27 = sub_140270130(&v74);
*(__m128*)(v26 + (*qword_141744EA8) + 48) = v27;// DIFF 1
(*((void(__fastcall**)(void**, __int64, __m128i*, __int8*))*(void**)off_141731448 + 10))(&*(void**)off_141731448, a7, &v71, &v71.m128i_i8[12]);
sub_14028F170((__int64)&v74, (__int64)&v74.m128_i64[1] + 4, v77, &v71, (const __m128i*) & v71.m128i_i8[12]);
v28 = *qword_141744EA0;
v29 = 3 * v12;
v30 = v75;
*(__m128*)((*qword_141744EA0) + 8 * v29) = v74;
*(_QWORD*)(v28 + 8 * v29 + 16) = v30;
if ((v10 & 1) != 0)
{
v31 = *dword_141744EBC;
v32 = v71;
*(_DWORD*)a2 = *(_DWORD*)(a6 + 48);
*(_DWORD*)(a2 + 4) = *(_DWORD*)(a6 + 52);
*(_QWORD*)(a2 + 8) = 0i64;
v33 = 3i64 * (unsigned int)(v31 + v12);
v34 = (unsigned __int64)(unsigned int)(v31 + v12) << 6;
v35 = *qword_141744EA0;
*(__m128i*)((*qword_141744EA0) + 8 * v33) = v32;
*(_QWORD*)(v35 + 8 * v33 + 16) = v72;
v36 = *qword_141744EA8;
v37 = (unsigned __int64)(unsigned int)(v12 + 2 * v31) << 6;
*(__m128*)(v34 + (*qword_141744EA8)) = v23;
*(__m128*)(v34 + v36 + 16) = v24;
*(__m128*)(v34 + v36 + 32) = v25;
*(__m128*)(v34 + (*qword_141744EA8) + 48) = v27;
v38 = *qword_141744EA8;
*(__m128*)(v37 + (*qword_141744EA8)) = v23;
*(__m128*)(v37 + v38 + 16) = v24;
*(__m128*)(v37 + v38 + 32) = v25;
*(__m128*)(v37 + (*qword_141744EA8) + 48) = v27;
v39 = (unsigned __int64)(unsigned int)(v31 + v12 + 2 * v31) << 6;
*(__m128*)(v39 + (*qword_141744EA8) + 48) = v27;
v40 = *qword_141744EA8;
*(__m128*)(v39 + (*qword_141744EA8)) = *(__m128*)a6; //*(_OWORD*)(v39 + qword_141744EA8) = *(_OWORD*)a6;
*(__m128*)(v39 + v40 + 16) = *(__m128*)(a6 + 16); //*(_OWORD*)(v39 + v40 + 16) = *(_OWORD*)(a6 + 16);
*(__m128*)(v39 + v40 + 32) = *(__m128*)(a6 + 32); //*(__m128*)(v40 + v41 + 32) = *(__m128*)(a6 + 32);
}
v41 = *(float*)(a5 + 36);
v42 = v84;
if (v41 <= 0.0f)
{
if ((v84->flags & STUDIOHDR_FLAGS_NO_FORCED_FADE) != 0)
{
v41 = 227023.36f;
}
else
{
v43 = v84->fadeDist;
if (v43 <= 0.0f)
v41 = fmaxf(
(float)((float)(sqrtf(
(float)((float)((float)(*(float*)v71.m128i_i32 - *(float*)&v71.m128i_i32[3]) * (float)(*(float*)v71.m128i_i32 - *(float*)&v71.m128i_i32[3]))
+ (float)((float)(*(float*)&v71.m128i_i32[1] - *(float*)&v72) * (float)(*(float*)&v71.m128i_i32[1] - *(float*)&v72)))
+ (float)((float)(*(float*)&v71.m128i_i32[2] - *((float*)&v72 + 1)) * (float)(*(float*)&v71.m128i_i32[2] - *((float*)&v72 + 1))))
* 0.5)
* *(float*)&v11)
* model_defaultFadeDistScale->GetFloat(),
model_defaultFadeDistMin->GetFloat());
else
v41 = v43 * *(float*)&v11;
}
}
v44 = fmaxf(v41, 100.0f);
*(float*)(a1 + 16) = v44 * v44;
v45 = _mm_loadu_si32(&v84->gatherSize);
if (*(float*)v45.m128i_i32 <= 0.0f)
{
LOWORD(v48) = 0;
}
else
{
*(float*)v45.m128i_i32 = *(float*)v45.m128i_i32 * *(float*)v45.m128i_i32;
v46 = v45;
*(float*)v46.m128i_i32 = fmaxf(*(float*)v45.m128i_i32, 1.0004883f);
v47 = v46;
*(float*)v47.m128i_i32 = fminf(*(float*)v46.m128i_i32, 4293918700.0f);
v48 = (unsigned int)(_mm_cvtsi128_si32(v47) - 1065351168) >> 12;
}
*(_WORD*)(a1 + 6) = v48;
v49 = *(float*)((*qword_141744EA0) + 24 * ((unsigned __int64)*(unsigned int*)(a1 + 8) >> 1) + 8) - *(float*)((*qword_141744EA0) + 24 * ((unsigned __int64)*(unsigned int*)(a1 + 8) >> 1) + 20);
v50 = *(float*)((*qword_141744EA0) + 24 * ((unsigned __int64)*(unsigned int*)(a1 + 8) >> 1) + 4) - *(float*)((*qword_141744EA0) + 24 * ((unsigned __int64)*(unsigned int*)(a1 + 8) >> 1) + 16);
v51 = *(float*)((*qword_141744EA0) + 24 * ((unsigned __int64)*(unsigned int*)(a1 + 8) >> 1)) - *(float*)((*qword_141744EA0) + 24 * ((unsigned __int64)*(unsigned int*)(a1 + 8) >> 1) + 12);
v52 = (float)((float)(v50 * v50) + (float)(v51 * v51)) + (float)(v49 * v49);
if (v44 >= 227023.363449684f)
v9 = staticProp_no_fade_scalar->GetFloat();
v53 = 0;
*(float*)((*qword_141744E88) + 8i64 * a3) = v9 * (float)(1.0f / (float)(v52 * staticProp_gather_size_weight->GetFloat()));
v54 = *qword_141744E88;
*(_BYTE*)((*qword_141744E88) + 8i64 * a3 + 4) &= 0xFEu;
*(_BYTE*)(v54 + 8i64 * a3 + 4) |= v44 >= 227023.363449684f;
v55 = (__int64)CMDLCache::GetStudioMaterialGlue(g_MDLCache, *(unsigned __int16*)(a7 + 320)); // Gets some object containing pointer to 2 CMaterialGlue vtables.
v56 = *(unsigned __int16*)(a5 + 0x20);
v76 = *(__int64*)v55;
v57 = (__int64)v84 + 2 * v56 * v84->numskinref + v84->skinindex;
v58 = 0;
v85 = v57;
v83 = 0;
if (v84->numbodyparts <= 0)
return 0i64;
v59 = 0i64;
v73 = 0i64;
do
{
v60 = v59 + v42->bodypartindex;
v61 = 0;
v62 = (char*)v42 + v60;
v82 = 0;
v74.m128_u64[0] = (unsigned __int64)v62;
if (*((int*)v62 + 1) > 0)
{
v63 = 0i64;
v79 = 0i64;
do
{
v64 = 0;
v65 = &v62[v63 + *((int*)v62 + 3)];
if (*((int*)v65 + 19) > 0)
{
v66 = v76;
v67 = 0i64;
do
{
v68 = *(void**)(v66 + 8i64 * *(__int16*)(v57 + 2i64 * *(int*)(v67 + *(int*)(v65 + 80) + v65)));
if (!(*(unsigned __int8(__fastcall**)(void*))(*(_QWORD*)v68 + 688i64))(v68))
{
if (!(*(unsigned __int8(__fastcall**)(void*))(*(_QWORD*)v68 + 256i64))(v68) && (*(unsigned __int8(__fastcall**)(void*))(*(_QWORD*)v68 + 248i64))(v68))
{
v69 = 0;
if (*dword_141744EE8)
{
// Compares equality of pointers to the CMaterial object
// between the current offset [v69] in the CStaticPropMgr buffer
// and that of v68 (obtained via operation in parent loop).
while (*(&*(void**)off_141744E70 + v69 + 16) != v68)
{
v69++;// = (unsigned int)(v69 + 1);
if (static_cast<int32_t>(v69) >= *dword_141744EE8)
goto LABEL_42;
}
}
else
{
LABEL_42:
*(&*(void**)off_141744E70 + (*dword_141744EE8)++ + 16) = v68;
}
}
if ((*(unsigned __int8(__fastcall**)(void*))(*(_QWORD*)v68 + 168i64))(v68) && (*(unsigned int(__fastcall**)(void*, __int64))(*(_QWORD*)v68 + 144i64))(v68, 1i64))
*(_BYTE*)(a1 + 5) |= 0x80u;
if (!(*(unsigned __int8(__fastcall**)(void*))(*(_QWORD*)v68 + 384i64))(v68) && (*(unsigned int(__fastcall**)(void*, __int64))(*(_QWORD*)v68 + 144i64))(v68, 21844i64))
v53 |= 2u;
v53 |= (*(unsigned __int8(__fastcall**)(void*))(*(_QWORD*)v68 + 384i64))(v68) != 0;
}
v57 = v85;
++v64;
v67 += 92i64;
} while (v64 < *((_DWORD*)v65 + 19));
v62 = (char*)v74.m128_u64[0];
v61 = v82;
v63 = v79;
}
++v61;
v63 += 136i64;
v82 = v61;
v79 = v63;
} while (v61 < *((_DWORD*)v62 + 1));
v42 = v84;
v58 = v83;
}
++v58;
v59 = v73 + 16;
v83 = v58;
v73 += 16i64;
} while (v58 < v42->numbodyparts);
result = v53;
if (v53)
*(_BYTE*)(a1 + 5) &= 0x7Fu;
return result;
}
void BspLib_Attach()
{
DetourAttach((LPVOID*)&v_BuildPropStaticFrustumCullMap, &BuildPropStaticFrustumCullMap);
}
void BspLib_Detach()
{
DetourDetach((LPVOID*)&v_BuildPropStaticFrustumCullMap, &BuildPropStaticFrustumCullMap);
}
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