gdiplus: Implemented GdipResetTextureTransform.

dlls/gdiplus/brush.c

@@ -898,6 +898,19 @@ GpStatus WINGDIPAPI GdipGetTextureTransform(GpTexture *brush, GpMatrix *matrix)
     return Ok;
 }
 
+/******************************************************************************
+ * GdipResetTextureTransform [GDIPLUS.@]
+ */
+GpStatus WINGDIPAPI GdipResetTextureTransform(GpTexture* brush)
+{
+    TRACE("(%p)\n", brush);
+
+    if(!brush)
+        return InvalidParameter;
+
+    return GdipSetMatrixElements(brush->transform, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
+}
+
 GpStatus WINGDIPAPI GdipSetLineBlend(GpLineGradient *brush,
     GDIPCONST REAL *blend, GDIPCONST REAL* positions, INT count)
 {

dlls/gdiplus/gdiplus.spec

@@ -481,7 +481,7 @@
 @ stdcall GdipResetPath(ptr)
 @ stub GdipResetPathGradientTransform
 @ stub GdipResetPenTransform
-@ stub GdipResetTextureTransform
+@ stdcall GdipResetTextureTransform(ptr)
 @ stdcall GdipResetWorldTransform(ptr)
 @ stdcall GdipRestoreGraphics(ptr long)
 @ stdcall GdipReversePath(ptr)

dlls/gdiplus/tests/brush.c

@@ -212,6 +212,14 @@ static void test_transform(void)
     status = GdipIsMatrixEqual(m, m1, &res);
     expect(Ok, status);
     expect(TRUE, res);
+    /* reset */
+    status = GdipResetTextureTransform(texture);
+    expect(Ok, status);
+    status = GdipGetTextureTransform(texture, m);
+    expect(Ok, status);
+    status = GdipIsMatrixIdentity(m, &res);
+    expect(Ok, status);
+    expect(TRUE, res);
 
     status = GdipDeleteBrush((GpBrush*)texture);
     expect(Ok, status);

include/gdiplusflat.h

@@ -248,6 +248,7 @@ GpStatus WINGDIPAPI GdipSetPathGradientSurroundColorsWithCount(GpPathGradient*,
 GpStatus WINGDIPAPI GdipSetPathGradientWrapMode(GpPathGradient*,GpWrapMode);
 GpStatus WINGDIPAPI GdipSetSolidFillColor(GpSolidFill*,ARGB);
 GpStatus WINGDIPAPI GdipSetTextureTransform(GpTexture *,GDIPCONST GpMatrix*);
+GpStatus WINGDIPAPI GdipResetTextureTransform(GpTexture*);
 GpStatus WINGDIPAPI GdipTransformPoints(GpGraphics*, GpCoordinateSpace, GpCoordinateSpace,
                                         GpPointF *, INT);
 GpStatus WINGDIPAPI GdipTransformPointsI(GpGraphics*, GpCoordinateSpace, GpCoordinateSpace,