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![Timo Kreuzer](/assets/img/avatar_default.png)
Fix use of uninitialized variables and remove broken test. See issue #7299 for more details. svn path=/trunk/; revision=57157
337 lines
12 KiB
C
337 lines
12 KiB
C
/*
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* PROJECT: ReactOS api tests
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* LICENSE: GPL - See COPYING in the top level directory
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* PURPOSE: Test for CombineTransform
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* PROGRAMMERS: Timo Kreuzer
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*/
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#include <stdio.h>
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#include <wine/test.h>
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#include <windows.h>
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#include <winddi.h>
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typedef union
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{
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float e;
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long l;
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} FLT_LONG;
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#define ok_flt(x, y) \
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{ \
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FLT_LONG __x, __y; \
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__x.e = (x); \
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__y.e = (y); \
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if (_isnan(y)) {\
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ok((__x.l == __y.l) || (__x.l == 0), "Wrong value for " #x ", expected " #y " (%f), got %f\n", (double)(y), (double)(x)); \
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} else {\
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ok(__x.l == __y.l, "Wrong value for " #x ", expected " #y " (%f), got %f\n", (double)(y), (double)(x)); \
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} \
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}
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#define ok_xform(xform, m11, m12, m21, m22, dx, dy) \
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ok_flt(xform.eM11, m11); \
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ok_flt(xform.eM12, m12); \
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ok_flt(xform.eM21, m21); \
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ok_flt(xform.eM22, m22); \
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ok_flt(xform.eDx, dx); \
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ok_flt(xform.eDy, dy);
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#define set_xform(pxform, m11, m12, m21, m22, dx, dy) \
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(pxform)->eM11 = m11; \
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(pxform)->eM12 = m12; \
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(pxform)->eM21 = m21; \
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(pxform)->eM22 = m22; \
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(pxform)->eDx = dx; \
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(pxform)->eDy = dy;
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float geINF;
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float geIND;
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float geQNAN;
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void Test_CombineTransform()
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{
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XFORM xform1, xform2, xform3;
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BOOL ret;
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/* Test NULL paramters */
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set_xform(&xform1, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
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set_xform(&xform2, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
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SetLastError(ERROR_SUCCESS);
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ret = CombineTransform(&xform3, &xform1, NULL);
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ok_int(ret, 0);
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ret = CombineTransform(&xform3, NULL, &xform2);
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ok_int(ret, 0);
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ret = CombineTransform(NULL, &xform1, &xform2);
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ok_int(ret, 0);
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ok_int(GetLastError(), ERROR_SUCCESS);
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/* 2 zero matrices */
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set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
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set_xform(&xform2, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
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SetLastError(ERROR_SUCCESS);
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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ok_xform(xform3, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
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ok_int(GetLastError(), ERROR_SUCCESS);
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/* 2 Identity matrices */
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set_xform(&xform1, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
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set_xform(&xform2, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
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SetLastError(ERROR_SUCCESS);
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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ok_xform(xform3, 1.0, 0., 0., 1.0, 0., 0.);
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ok_int(GetLastError(), ERROR_SUCCESS);
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/* 2 Identity matrices with offsets */
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set_xform(&xform1, 1.0, 0.0, 0.0, 1.0, 20.0, -100.0);
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set_xform(&xform2, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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ok_xform(xform3, 1.0, 0., 0., 1.0, 20.0, -100.0);
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xform2.eDx = -60.0;
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xform2.eDy = -20;
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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ok_flt(xform3.eDx, -40.0);
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ok_flt(xform3.eDy, -120.0);
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/* add some stretching */
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xform2.eM11 = 2;
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xform2.eM22 = 4;
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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ok_xform(xform3, 2.0, 0., 0., 4.0, -20.0, -420.0);
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/* add some more stretching */
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xform1.eM11 = -2.5;
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xform1.eM22 = 0.5;
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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ok_xform(xform3, -5.0, 0., 0., 2.0, -20.0, -420.0);
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xform1.eM12 = 2.0;
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xform1.eM21 = -0.5;
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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ok_xform(xform3, -5.0, 8.0, -1.0, 2.0, -20.0, -420.0);
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xform2.eM12 = 4.0;
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xform2.eM21 = 6.5;
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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ok_xform(xform3, 8.0, -2.0, 2.25, 0.0, -670.0, -340.0);
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set_xform(&xform1, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
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set_xform(&xform2, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
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set_xform(&xform3, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
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xform1.eDx = (FLOAT)4294967167.999999761;
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ok(xform1.eDx == 4294967040.0, "float rounding error.\n");
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok(ret == 1, "expected ret = 1, got %d\n", ret);
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ok_xform(xform3, 1.0, 0.0, 0.0, 1.0, 4294967040.0, 0.0);
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set_xform(&xform3, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
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xform1.eDx = (FLOAT)4294967167.999999762;
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ok(xform1.eDx == 4294967296.0, "float rounding error.\n");
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 0);
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ok_int(GetLastError(), ERROR_SUCCESS);
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ok_xform(xform3, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
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xform1.eDx = (FLOAT)-4294967167.999999761;
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ok(xform1.eDx == -4294967040.0, "float rounding error.\n");
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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xform1.eDx = (FLOAT)-4294967167.999999762;
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ok(xform1.eDx == -4294967296.0, "float rounding error.\n");
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 0);
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ok_int(GetLastError(), ERROR_SUCCESS);
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xform1.eDx = 0;
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xform1.eDy = (FLOAT)4294967167.999999761;
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ok(xform1.eDy == 4294967040.0, "float rounding error.\n");
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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xform2.eDy = 1;
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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ok_flt(xform3.eDy, 4294967040.0);
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xform1.eDy = (FLOAT)4294967167.999999762;
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ok(xform1.eDy == 4294967296.0, "float rounding error.\n");
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 0);
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ok_int(GetLastError(), ERROR_SUCCESS);
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xform1.eDy = (FLOAT)-4294967167.999999761;
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ok(xform1.eDy == -4294967040.0, "float rounding error.\n");
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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xform1.eDy = (FLOAT)-4294967167.999999762;
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ok(xform1.eDy == -4294967296.0, "float rounding error.\n");
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 0);
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ok_int(GetLastError(), ERROR_SUCCESS);
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xform2.eDy = 10000;
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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set_xform(&xform1, 1000.0, 0.0, 0.0, 0.0, 0.0, 0.0);
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xform1.eDx = (FLOAT)-4294967167.999999762;
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xform2.eM11 = 1000.0;
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 0);
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ok_int(GetLastError(), ERROR_SUCCESS);
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xform1.eDx = 100000.0;
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xform2.eM11 = 100000.0;
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 0);
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ok_int(GetLastError(), ERROR_SUCCESS);
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/* Some undefined values */
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set_xform(&xform1, geIND, 0.0, 0.0, geINF, 0.0, 0.0);
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xform2 = xform1;
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SetLastError(ERROR_SUCCESS);
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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ok_xform(xform3, geIND, 0.0, 0.0, geINF, 0.0, 0.0);
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ok_int(GetLastError(), ERROR_SUCCESS);
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set_xform(&xform2, 1.0, 1.0, 1.0, 1.0, 0.0, 0.0);
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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ok_xform(xform3, geIND, geIND, geINF, geINF, 0.0, 0.0);
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ok_int(GetLastError(), ERROR_SUCCESS);
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set_xform(&xform1, (FLOAT)18446743500000000000.0, 0.0, 1.0, 0.0, 0.0, 0.0);
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xform2 = xform1;
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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ok_flt(xform3.eM11, 340282326356119260000000000000000000000.0);
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xform1.eM11 = (FLOAT)18446745000000000000.0;
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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ok_flt(xform3.eM11, 340282346638528860000000000000000000000.0);
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xform1.eM11 = (FLOAT)18446746000000000000.0;
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_long(*(DWORD*)&xform3.eM11, 0x7f800000);
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/* zero matrix + 1 invalid */
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set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
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set_xform(&xform2, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
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*(DWORD*)&xform2.eM22 = 0x7f800000; // (0.0F/0.0F)
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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ok_xform(xform3, 0.0, 0.0, 0.0, geIND, 0.0, 0.0);
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/* zero matrix + 1 invalid */
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xform2 = xform1;
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*(DWORD*)&xform2.eM12 = 0x7f800000; // (0.0F/0.0F)
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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ok_xform(xform3, 0.0, geIND, 0.0, geIND, 0.0, 0.0);
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/* Some undefined values */
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set_xform(&xform1, 0.0, geIND, 0.0, 0.0, 0.0, 0.0);
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set_xform(&xform2, geIND, 0.0, 0.0, geINF, 0.0, 0.0);
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_int(ret, 1);
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ok_xform(xform3, geIND, geIND, geIND, geIND, 0.0, 0.0);
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}
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void Test_CombineTransform_Inval(float eInval, float eOut)
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{
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XFORM xform1, xform2, xform3;
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BOOL ret;
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/* zero matrix / M11 invalid */
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set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
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set_xform(&xform2, eInval, 0.0, 0.0, 0.0, 0.0, 0.0);
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_xform(xform3, eOut, 0.0, 0.0, 0.0, 0.0, 0.0); // -> M21
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ret = CombineTransform(&xform3, &xform2, &xform1);
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ok_xform(xform3, eOut, 0.0, 0.0, 0.0, 0.0, 0.0); // -> M12
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/* zero matrix / M12 invalid */
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set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
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set_xform(&xform2, 0.0, eInval, 0.0, 0.0, 0.0, 0.0);
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_xform(xform3, 0.0, eOut, 0.0, eOut, 0.0, 0.0);
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ret = CombineTransform(&xform3, &xform2, &xform1);
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ok_xform(xform3, eOut, eOut, 0.0, 0.0, 0.0, 0.0);
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/* zero matrix / M21 invalid */
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set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
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set_xform(&xform2, 0.0, 0.0, eInval, 0.0, 0.0, 0.0);
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_xform(xform3, eOut, 0.0, eOut, 0.0, 0.0, 0.0);
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ret = CombineTransform(&xform3, &xform2, &xform1);
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ok_xform(xform3, 0.0, 0.0, eOut, eOut, 0.0, 0.0);
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/* zero matrix / M22 invalid */
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set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
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set_xform(&xform2, 0.0, 0.0, 0.0, eInval, 0.0, 0.0);
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_xform(xform3, 0.0, 0.0, 0.0, eOut, 0.0, 0.0); // -> M12
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ret = CombineTransform(&xform3, &xform2, &xform1);
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ok_xform(xform3, 0.0, 0.0, 0.0, eOut, 0.0, 0.0); // -> M21
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/* zero matrix / M11,M12 invalid */
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set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
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set_xform(&xform2, eInval, eInval, 0.0, 0.0, 0.0, 0.0);
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_xform(xform3, eOut, eOut, eOut, eOut, 0.0, 0.0);
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ret = CombineTransform(&xform3, &xform2, &xform1);
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ok_xform(xform3, eOut, eOut, 0.0, 0.0, 0.0, 0.0);
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/* zero matrix / M11,M21 invalid */
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set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
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set_xform(&xform2, eInval, 0.0, eInval, 0.0, 0.0, 0.0);
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_xform(xform3, eOut, 0.0, eOut, 0.0, 0.0, 0.0);
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ret = CombineTransform(&xform3, &xform2, &xform1);
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ok_xform(xform3, eOut, eOut, eOut, eOut, 0.0, 0.0);
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/* zero matrix / M11,M22 invalid */
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set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
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set_xform(&xform2, eInval, 0.0, 0.0, eInval, 0.0, 0.0);
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_xform(xform3, eOut, 0.0, 0.0, eOut, 0.0, 0.0); // -> M12, M21
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ret = CombineTransform(&xform3, &xform2, &xform1);
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ok_xform(xform3, eOut, 0.0, 0.0, eOut, 0.0, 0.0);
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/* zero matrix / M12,M21 invalid */
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set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
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set_xform(&xform2, 0.0, eInval, eInval, 0.0, 0.0, 0.0);
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ret = CombineTransform(&xform3, &xform1, &xform2);
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ok_xform(xform3, eOut, eOut, eOut, eOut, 0.0, 0.0);
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ret = CombineTransform(&xform3, &xform2, &xform1);
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ok_xform(xform3, eOut, eOut, eOut, eOut, 0.0, 0.0);
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}
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START_TEST(CombineTransform)
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{
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*(DWORD*)&geINF = 0x7f800000;
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*(DWORD*)&geIND = 0xffc00000;
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*(DWORD*)&geQNAN = 0x7fc00000;
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Test_CombineTransform();
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Test_CombineTransform_Inval(geINF, geIND);
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Test_CombineTransform_Inval(geIND, geIND);
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Test_CombineTransform_Inval(geQNAN, geQNAN);
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}
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