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-rw-r--r--nx-X11/programs/Xserver/hw/nxagent/NXpicture.c68
-rw-r--r--nx-X11/programs/Xserver/hw/nxagent/NXpicturestr.h18
2 files changed, 18 insertions, 68 deletions
diff --git a/nx-X11/programs/Xserver/hw/nxagent/NXpicture.c b/nx-X11/programs/Xserver/hw/nxagent/NXpicture.c
index 5087fa493..10111adec 100644
--- a/nx-X11/programs/Xserver/hw/nxagent/NXpicture.c
+++ b/nx-X11/programs/Xserver/hw/nxagent/NXpicture.c
@@ -2051,74 +2051,6 @@ AddTraps (PicturePtr pPicture,
(*ps->AddTraps) (pPicture, xOff, yOff, ntrap, traps);
}
-#define MAX_FIXED_48_16 ((xFixed_48_16) 0x7fffffff)
-#define MIN_FIXED_48_16 (-((xFixed_48_16) 1 << 31))
-
-Bool
-PictureTransformPoint3d (PictTransformPtr transform,
- PictVectorPtr vector)
-{
- PictVector result;
- int i, j;
- xFixed_32_32 partial;
- xFixed_48_16 v;
-
- for (j = 0; j < 3; j++)
- {
- v = 0;
- for (i = 0; i < 3; i++)
- {
- partial = ((xFixed_48_16) transform->matrix[j][i] *
- (xFixed_48_16) vector->vector[i]);
- v += partial >> 16;
- }
- if (v > MAX_FIXED_48_16 || v < MIN_FIXED_48_16)
- return FALSE;
- result.vector[j] = (xFixed) v;
- }
- if (!result.vector[2])
- return FALSE;
- *vector = result;
- return TRUE;
-}
-
-
-Bool
-PictureTransformPoint (PictTransformPtr transform,
- PictVectorPtr vector)
-{
- PictVector result;
- int i, j;
- xFixed_32_32 partial;
- xFixed_48_16 v;
-
- for (j = 0; j < 3; j++)
- {
- v = 0;
- for (i = 0; i < 3; i++)
- {
- partial = ((xFixed_48_16) transform->matrix[j][i] *
- (xFixed_48_16) vector->vector[i]);
- v += partial >> 16;
- }
- if (v > MAX_FIXED_48_16 || v < MIN_FIXED_48_16)
- return FALSE;
- result.vector[j] = (xFixed) v;
- }
- if (!result.vector[2])
- return FALSE;
- for (j = 0; j < 2; j++)
- {
- partial = (xFixed_48_16) result.vector[j] << 16;
- v = partial / result.vector[2];
- if (v > MAX_FIXED_48_16 || v < MIN_FIXED_48_16)
- return FALSE;
- vector->vector[j] = (xFixed) v;
- }
- vector->vector[2] = xFixed1;
- return TRUE;
-}
-
#ifndef True
# define True 1
#endif
diff --git a/nx-X11/programs/Xserver/hw/nxagent/NXpicturestr.h b/nx-X11/programs/Xserver/hw/nxagent/NXpicturestr.h
index 75e051ce1..68fe80c37 100644
--- a/nx-X11/programs/Xserver/hw/nxagent/NXpicturestr.h
+++ b/nx-X11/programs/Xserver/hw/nxagent/NXpicturestr.h
@@ -687,4 +687,22 @@ void PanoramiXRenderInit (void);
void PanoramiXRenderReset (void);
#endif
+/*
+ * matrix.c
+ */
+
+extern _X_EXPORT void
+PictTransform_from_xRenderTransform(PictTransformPtr pict,
+ xRenderTransform * render);
+
+extern _X_EXPORT void
+xRenderTransform_from_PictTransform(xRenderTransform * render,
+ PictTransformPtr pict);
+
+extern _X_EXPORT Bool
+ PictureTransformPoint(PictTransformPtr transform, PictVectorPtr vector);
+
+extern _X_EXPORT Bool
+ PictureTransformPoint3d(PictTransformPtr transform, PictVectorPtr vector);
+
#endif /* _PICTURESTR_H_ */