From: Christoph M. Becker <cmbecker69@gmx.de>
Date: Wed, 14 Sep 2016 15:01:41 +0000 (+0200)
Subject: Remove unused code which is also not there in external libgd
X-Git-Tag: php-7.2.0alpha1~1264
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f81f40fbd3d312b5fc4a9ab89202d42cac77f833;p=php

Remove unused code which is also not there in external libgd
---

diff --git a/ext/gd/libgd/gd_rotate.c b/ext/gd/libgd/gd_rotate.c
index e94809ae77..6284bcd30b 100644
--- a/ext/gd/libgd/gd_rotate.c
+++ b/ext/gd/libgd/gd_rotate.c
@@ -346,9 +346,7 @@ gdImagePtr gdImageRotate270 (gdImagePtr src, int ignoretransparent)
 
 gdImagePtr gdImageRotate45 (gdImagePtr src, double dAngle, int clrBack, int ignoretransparent)
 {
-	typedef int (*FuncPtr)(gdImagePtr, int, int);
 	gdImagePtr dst1,dst2,dst3;
-	FuncPtr f;
 	double dRadAngle, dSinE, dTan, dShear;
 	double dOffset;     /* Variable skew offset */
 	int u, iShear, newx, newy;
@@ -363,12 +361,6 @@ gdImagePtr gdImageRotate45 (gdImagePtr src, double dAngle, int clrBack, int igno
 	newy = src->sy;
 
 	/* 1st shear */
-	if (src->trueColor) {
-		f = gdImageGetTrueColorPixel;
-	} else {
-		f = gdImageGetPixel;
-	}
-
 	dst1 = gdImageCreateTrueColor(newx, newy);
 	/******* Perform 1st shear (horizontal) ******/
 	if (dst1 == NULL) {
@@ -396,10 +388,6 @@ gdImagePtr gdImageRotate45 (gdImagePtr src, double dAngle, int clrBack, int igno
 		}
 	}
 
-	dRadAngle = dAngle * ROTATE_DEG2RAD; /* Angle in radians */
-	dSinE = sin (dRadAngle);
-	dTan = tan (dRadAngle / 2.0);
-
 	for (u = 0; u < dst1->sy; u++) {
 		if (dTan >= 0.0) {
 			dShear = ((double)(u + 0.5)) * dTan;
@@ -433,11 +421,6 @@ gdImagePtr gdImageRotate45 (gdImagePtr src, double dAngle, int clrBack, int igno
 
 	newy = (int) ((double) src->sx * fabs( dSinE ) + (double) src->sy * cos (dRadAngle))+1;
 
-	if (src->trueColor) {
-		f = gdImageGetTrueColorPixel;
-	} else {
-		f = gdImageGetPixel;
-	}
 	dst2 = gdImageCreateTrueColor(newx, newy);
 	if (dst2 == NULL) {
 		gdImageDestroy(dst1);
@@ -465,11 +448,6 @@ gdImagePtr gdImageRotate45 (gdImagePtr src, double dAngle, int clrBack, int igno
 	newx = (int) ((double)src->sy * fabs (dSinE) + (double)src->sx * cos (dRadAngle)) + 1;
 	newy = dst2->sy;
 
-	if (src->trueColor) {
-		f = gdImageGetTrueColorPixel;
-	} else {
-		f = gdImageGetPixel;
-	}
 	dst3 = gdImageCreateTrueColor(newx, newy);
 	if (dst3 == NULL) {
 		gdImageDestroy(dst2);