[PATCH 3/4] render: Remove unused fields in the source picture structs

[Søren Sandmann]

From: Søren Sandmann Pedersen <ssp at redhat.com>

The fields class, stopRange, colorTable and colorTableSize are not
used by any current code.

Signed-off-by: Soren Sandmann <ssp at redhat.com>
---
 render/picture.c    |   13 -------------
 render/picturestr.h |   25 -------------------------
 2 files changed, 0 insertions(+), 38 deletions(-)

diff --git a/render/picture.c b/render/picture.c
index 9f3f4b0..1a4969d 100644
--- a/render/picture.c
+++ b/render/picture.c
@@ -843,11 +843,6 @@ static void initGradient(SourcePictPtr pGradient, int stopCount,
         pGradient->gradient.stops[i].x = stopPoints[i];
         pGradient->gradient.stops[i].color = stopColors[i];
     }
-
-    pGradient->gradient.class	       = SourcePictClassUnknown;
-    pGradient->gradient.stopRange      = 0xffff;
-    pGradient->gradient.colorTable     = NULL;
-    pGradient->gradient.colorTableSize = 0;
 }
 
 static PicturePtr createSourcePicture(void)
@@ -922,8 +917,6 @@ CreateLinearGradientPicture (Picture pid, xPointFixed *p1, xPointFixed *p2,
     return pPicture;
 }
 
-#define FixedToDouble(x) ((x)/65536.)
-
 PicturePtr
 CreateRadialGradientPicture (Picture pid, xPointFixed *inner, xPointFixed *outer,
                              xFixed innerRadius, xFixed outerRadius,
@@ -959,12 +952,6 @@ CreateRadialGradientPicture (Picture pid, xPointFixed *inner, xPointFixed *outer
     radial->c2.x = outer->x;
     radial->c2.y = outer->y;
     radial->c2.radius = outerRadius;
-    radial->cdx = (radial->c2.x - radial->c1.x) / 65536.;
-    radial->cdy = (radial->c2.y - radial->c1.y) / 65536.;
-    radial->dr = (radial->c2.radius - radial->c1.radius) / 65536.;
-    radial->A = (  radial->cdx * radial->cdx
-		   + radial->cdy * radial->cdy
-		   - radial->dr  * radial->dr);
     
     initGradient(pPicture->pSourcePict, nStops, stops, colors, error);
     if (*error) {
diff --git a/render/picturestr.h b/render/picturestr.h
index 8b387f7..c536c38 100644
--- a/render/picturestr.h
+++ b/render/picturestr.h
@@ -65,13 +65,8 @@ typedef struct pixman_transform PictTransform, *PictTransformPtr;
 #define SourcePictTypeRadial 2
 #define SourcePictTypeConical 3
 
-#define SourcePictClassUnknown    0
-#define SourcePictClassHorizontal 1
-#define SourcePictClassVertical   2
-
 typedef struct _PictSolidFill {
     unsigned int type;
-    unsigned int class;
     CARD32 color;
 } PictSolidFill, *PictSolidFillPtr;
 
@@ -82,22 +77,14 @@ typedef struct _PictGradientStop {
 
 typedef struct _PictGradient {
     unsigned int type;
-    unsigned int class;
     int nstops;
     PictGradientStopPtr stops;
-    int stopRange;
-    CARD32 *colorTable;
-    int colorTableSize;
 } PictGradient, *PictGradientPtr;
 
 typedef struct _PictLinearGradient {
     unsigned int type;
-    unsigned int class;
     int nstops;
     PictGradientStopPtr stops;
-    int stopRange;
-    CARD32 *colorTable;
-    int colorTableSize;
     xPointFixed p1;
     xPointFixed p2;
 } PictLinearGradient, *PictLinearGradientPtr;
@@ -110,28 +97,16 @@ typedef struct _PictCircle {
 
 typedef struct _PictRadialGradient {
     unsigned int type;
-    unsigned int class;
     int nstops;
     PictGradientStopPtr stops;
-    int stopRange;
-    CARD32 *colorTable;
-    int colorTableSize;
     PictCircle c1;
     PictCircle c2;
-    double cdx;
-    double cdy;
-    double dr;
-    double A;
 } PictRadialGradient, *PictRadialGradientPtr;
 
 typedef struct _PictConicalGradient {
     unsigned int type;
-    unsigned int class;
     int nstops;
     PictGradientStopPtr stops;
-    int stopRange;
-    CARD32 *colorTable;
-    int colorTableSize;
     xPointFixed center;
     xFixed angle;
 } PictConicalGradient, *PictConicalGradientPtr;
-- 
1.7.4