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resolve some naming conflicts between Bullet 3.x and Bullet 2.x

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add BasicGpuDemo that bridges Bullet 2.x and Bullet 3.x (still preliminary/crashing/instable)
This commit is contained in:
erwincoumans
2013-04-30 18:17:44 -07:00
parent bf7a779562
commit e999903c15
27 changed files with 1581 additions and 51 deletions
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16
src/Bullet3Common/b3Vector3.h
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@@ -56,9 +56,9 @@ subject to the following restrictions:
const __m128 B3_ATTRIBUTE_ALIGNED16(b3vMzeroMask) = {-0.0f, -0.0f, -0.0f, -0.0f};
const __m128 B3_ATTRIBUTE_ALIGNED16(v1110) = {1.0f, 1.0f, 1.0f, 0.0f};
const __m128 B3_ATTRIBUTE_ALIGNED16(vHalf) = {0.5f, 0.5f, 0.5f, 0.5f};
const __m128 B3_ATTRIBUTE_ALIGNED16(v1_5) = {1.5f, 1.5f, 1.5f, 1.5f};
const __m128 B3_ATTRIBUTE_ALIGNED16(b3v1110) = {1.0f, 1.0f, 1.0f, 0.0f};
const __m128 B3_ATTRIBUTE_ALIGNED16(b3vHalf) = {0.5f, 0.5f, 0.5f, 0.5f};
const __m128 B3_ATTRIBUTE_ALIGNED16(b3v1_5) = {1.5f, 1.5f, 1.5f, 1.5f};
#endif
@@ -216,7 +216,7 @@ public:
#if 0 //defined(B3_USE_SSE_IN_API)
// this code is not faster !
__m128 vs = _mm_load_ss(&s);
vs = _mm_div_ss(v1110, vs);
vs = _mm_div_ss(b3v1110, vs);
vs = b3_pshufd_ps(vs, 0x00); // (S S S S)
mVec128 = _mm_mul_ps(mVec128, vs);
@@ -297,7 +297,7 @@ public:
#if 0
vd = _mm_sqrt_ss(vd);
vd = _mm_div_ss(v1110, vd);
vd = _mm_div_ss(b3v1110, vd);
vd = b3_splat_ps(vd, 0x80);
mVec128 = _mm_mul_ps(mVec128, vd);
#else
@@ -306,8 +306,8 @@ public:
y = _mm_rsqrt_ss(vd); // estimate
// one step NR
z = v1_5;
vd = _mm_mul_ss(vd, vHalf); // vd * 0.5
z = b3v1_5;
vd = _mm_mul_ss(vd, b3vHalf); // vd * 0.5
//x2 = vd;
vd = _mm_mul_ss(vd, y); // vd * 0.5 * y0
vd = _mm_mul_ss(vd, y); // vd * 0.5 * y0 * y0
@@ -826,7 +826,7 @@ operator/(const b3Vector3& v, const b3Scalar& s)
#if 0 //defined(B3_USE_SSE_IN_API)
// this code is not faster !
__m128 vs = _mm_load_ss(&s);
vs = _mm_div_ss(v1110, vs);
vs = _mm_div_ss(b3v1110, vs);
vs = b3_pshufd_ps(vs, 0x00); // (S S S S)
return b3Vector3(_mm_mul_ps(v.mVec128, vs));