Nozomi Kodama : d3dx9_36: Implementation of D3DXSHMultiply3.
Module: wine Branch: master Commit: 60a0fb30dfc444805b443438e0de9ce9ce2e9517 URL: http://source.winehq.org/git/wine.git/?a=commit;h=60a0fb30dfc444805b443438e0... Author: Nozomi Kodama <Nozomi.Kodama(a)yahoo.com> Date: Fri Jun 15 11:51:54 2012 +0800 d3dx9_36: Implementation of D3DXSHMultiply3. --- dlls/d3dx9_36/d3dx9_36.spec | 2 +- dlls/d3dx9_36/math.c | 101 +++++++++++++++++++++++++++++++++++++++++++ dlls/d3dx9_36/tests/math.c | 28 ++++++++++++ include/d3dx9math.h | 1 + 4 files changed, 131 insertions(+), 1 deletions(-) diff --git a/dlls/d3dx9_36/d3dx9_36.spec b/dlls/d3dx9_36/d3dx9_36.spec index d8fcaa4..338585a 100644 --- a/dlls/d3dx9_36/d3dx9_36.spec +++ b/dlls/d3dx9_36/d3dx9_36.spec @@ -280,7 +280,7 @@ @ stub D3DXSHEvalHemisphereLight(long ptr long long ptr ptr ptr) @ stub D3DXSHEvalSphericalLight(long ptr long long long long ptr ptr ptr) @ stub D3DXSHMultiply2(ptr ptr ptr) -@ stub D3DXSHMultiply3(ptr ptr ptr) +@ stdcall D3DXSHMultiply3(ptr ptr ptr) @ stub D3DXSHMultiply4(ptr ptr ptr) @ stub D3DXSHMultiply5(ptr ptr ptr) @ stub D3DXSHMultiply6(ptr ptr ptr) diff --git a/dlls/d3dx9_36/math.c b/dlls/d3dx9_36/math.c index 499d368..529665b 100644 --- a/dlls/d3dx9_36/math.c +++ b/dlls/d3dx9_36/math.c @@ -1967,6 +1967,8 @@ FLOAT *WINAPI D3DXFloat16To32Array(FLOAT *pout, CONST D3DXFLOAT16 *pin, UINT n) return pout; } +/*_________________D3DXSH________________*/ + FLOAT* WINAPI D3DXSHAdd(FLOAT *out, UINT order, const FLOAT *a, const FLOAT *b) { UINT i; @@ -1978,3 +1980,102 @@ FLOAT* WINAPI D3DXSHAdd(FLOAT *out, UINT order, const FLOAT *a, const FLOAT *b) return out; } + +FLOAT* WINAPI D3DXSHMultiply3(FLOAT *out, CONST FLOAT *a, CONST FLOAT *b) +{ + FLOAT t, ta, tb; + + TRACE("(%p, %p, %p)\n", out, a, b); + + out[0]= 0.28209479f * a[0] * b[0]; + + ta = 0.28209479f * a[0] - 0.12615662f * a[6] - 0.21850968f * a[8]; + tb = 0.28209479f * b[0] - 0.12615662f * b[6] - 0.21850968f * b[8]; + out[1] = ta * b[1] + tb * a[1]; + t = a[1] * b[1]; + out[0] += 0.28209479f * t; + out[6] = -0.12615662f * t; + out[8] = -0.21850968f * t; + + ta = 0.21850968f * a[5]; + tb = 0.21850968f * b[5]; + out[1] += ta * b[2] + tb * a[2]; + out[2] = ta * b[1] + tb * a[1]; + t = a[1] * b[2] +a[2] * b[1]; + out[5] = 0.21850968f * t; + + ta = 0.21850968f * a[4]; + tb = 0.21850968f * b[4]; + out[1] += ta * b[3] + tb * a[3]; + out[3] = ta * b[1] + tb * a[1]; + t = a[1] * b[3] + a[3] * b[1]; + out[4] = 0.21850968f * t; + + ta = 0.28209480f * a[0] + 0.25231326f * a[6]; + tb = 0.28209480f * b[0] + 0.25231326f * b[6]; + out[2] += ta * b[2] + tb * a[2]; + t = a[2] * b[2]; + out[0] += 0.28209480f * t; + out[6] += 0.25231326f * t; + + ta = 0.21850969f * a[7]; + tb = 0.21850969f * b[7]; + out[2] += ta * b[3] + tb * a[3]; + out[3] += ta * b[2] + tb * a[2]; + t = a[2] * b[3] + a[3] * b[2]; + out[7] = 0.21850969f * t; + + ta = 0.28209479f * a[0] - 0.12615663f * a[6] + 0.21850969f * a[8]; + tb = 0.28209479f * b[0] - 0.12615663f * b[6] + 0.21850969f * b[8]; + out[3] += ta * b[3] + tb * a[3]; + t = a[3] * b[3]; + out[0] += 0.28209479f * t; + out[6] -= 0.12615663f * t; + out[8] += 0.21850969f * t; + + ta = 0.28209479f * a[0] - 0.18022375f * a[6]; + tb = 0.28209479f * b[0] - 0.18022375f * b[6]; + out[4] += ta * b[4] + tb * a[4]; + t = a[4] * b[4]; + out[0] += 0.28209479f * t; + out[6] -= 0.18022375f * t; + + ta = 0.15607835f * a[7]; + tb = 0.15607835f * b[7]; + out[4] += ta * b[5] + tb * a[5]; + out[5] += ta * b[4] + tb * a[4]; + t = a[4] * b[5] + a[5] * b[4]; + out[7] += 0.15607834f * t; + + ta = 0.28209479f * a[0] + 0.09011186 * a[6] - 0.15607835f * a[8]; + tb = 0.28209479f * b[0] + 0.09011186 * b[6] - 0.15607835f * b[8]; + out[5] += ta * b[5] + tb * a[5]; + t = a[5] * b[5]; + out[0] += 0.28209479f * t; + out[6] += 0.09011186f * t; + out[8] -= 0.15607835f * t; + + ta = 0.28209480f * a[0]; + tb = 0.28209480f * b[0]; + out[6] += ta * b[6] + tb * a[6]; + t = a[6] * b[6]; + out[0] += 0.28209480f * t; + out[6] += 0.18022376f * t; + + ta = 0.28209479f * a[0] + 0.09011186 * a[6] + 0.15607835f * a[8]; + tb = 0.28209479f * b[0] + 0.09011186 * b[6] + 0.15607835f * b[8]; + out[7] += ta * b[7] + tb * a[7]; + t = a[7] * b[7]; + out[0] += 0.28209479f * t; + out[6] += 0.09011186f * t; + out[8] += 0.15607835f * t; + + ta = 0.28209479f * a[0] - 0.18022375f * a[6]; + tb = 0.28209479f * b[0] - 0.18022375f * b[6]; + out[8] += ta * b[8] + tb * a[8]; + t = a[8] * b[8]; + out[0] += 0.28209479f * t; + out[6] -= 0.18022375f * t; + + return out; +} diff --git a/dlls/d3dx9_36/tests/math.c b/dlls/d3dx9_36/tests/math.c index e732691..c2a652c 100644 --- a/dlls/d3dx9_36/tests/math.c +++ b/dlls/d3dx9_36/tests/math.c @@ -2399,6 +2399,33 @@ static void test_D3DXSHAdd(void) } } +static void test_D3DXSHMultiply3(void) +{ + unsigned int i; + FLOAT a[20], b[20], c[20]; + const FLOAT expected[] = + { 7.813913f, 2.256058f, 5.9484005f, 4.970894f, 2.899858f, 3.598946f, 1.726572f, 5.573538f, + 0.622063f, 9.0f, 10.0f, 11.0f, 12.0f, 13.0f, 14.0f, 15.0f, 16.0f, 17.0f, 18.0f, 19.0f, }; + + + for (i = 0; i < 20; i++) + { + a[i] = 1.0f + (FLOAT)i/100.0f; + b[i] = 3.0f - (FLOAT)i/100.0f; + c[i] = (FLOAT)i; + } + + D3DXSHMultiply3(c, a, b); + for (i = 0; i < 9; i++) + ok(relative_error(c[i], expected[i]) < admitted_error, "Expected[%d] = %f, received = %f\n", i, expected[i], c[i]); + +/* D3DXSHMultiply does not modify the elements of the array after the nineth element */ + for (i = 8; i < 19; i++) + ok(relative_error(c[i], expected[i]) < admitted_error, "Expected[%d] = %f, received = %f\n", i, expected[i], c[i]); + + return; +} + START_TEST(math) { D3DXColorTest(); @@ -2416,4 +2443,5 @@ START_TEST(math) test_D3DXVec_Array(); test_D3DXFloat_Array(); test_D3DXSHAdd(); + test_D3DXSHMultiply3(); } diff --git a/include/d3dx9math.h b/include/d3dx9math.h index a1fd70a..b650b48 100644 --- a/include/d3dx9math.h +++ b/include/d3dx9math.h @@ -378,6 +378,7 @@ D3DXFLOAT16 *WINAPI D3DXFloat32To16Array(D3DXFLOAT16 *pout, CONST FLOAT *pin, UI FLOAT *WINAPI D3DXFloat16To32Array(FLOAT *pout, CONST D3DXFLOAT16 *pin, UINT n); FLOAT* WINAPI D3DXSHAdd(FLOAT *out, UINT order, CONST FLOAT *a, CONST FLOAT *b); +FLOAT* WINAPI D3DXSHMultiply3(FLOAT *out, CONST FLOAT *a, CONST FLOAT *b); #ifdef __cplusplus }
participants (1)
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Alexandre Julliard