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-rw-r--r--src/Type1/spaces.c239
1 files changed, 126 insertions, 113 deletions
diff --git a/src/Type1/spaces.c b/src/Type1/spaces.c
index 8b28d37..8eb4b52 100644
--- a/src/Type1/spaces.c
+++ b/src/Type1/spaces.c
@@ -26,6 +26,7 @@
* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
* THIS SOFTWARE.
*/
+/* $XFree86: xc/lib/font/Type1/spaces.c,v 3.10 2002/02/18 20:51:57 herrb Exp $ */
/* SPACES CWEB V0021 ******** */
/*
:h1 id=spaces.SPACES Module - Handles Coordinate Spaces
@@ -37,6 +38,16 @@ This module is responsible for handling the TYPE1IMAGER "XYspace" object.
:h3.Include Files
*/
+
+#ifdef FONTMODULE
+#include "Xdefs.h" /* Bool declaration ??? */
+#include "Xmd.h" /* INT32 declaration ??? */
+#include "os.h"
+#include "xf86_ansic.h"
+#else
+#include "X11/Xos.h"
+#include "os.h"
+#endif
#include "objects.h"
#include "spaces.h"
#include "paths.h"
@@ -45,8 +56,12 @@ This module is responsible for handling the TYPE1IMAGER "XYspace" object.
#include "arith.h"
#include "trig.h"
-static void FindFfcn();
-static void FindIfcn();
+static void FindFfcn ( double cx, double cy,
+ convertFunc *fcnP );
+static void FindIfcn ( double cx, double cy,
+ fractpel *icxP, fractpel *icyP,
+ iconvertFunc *fcnP );
+
/*
:h3.Entry Points Provided to the TYPE1IMAGER User
*/
@@ -121,8 +136,8 @@ The XYspace structure represents the XYspace object.
static unsigned int SpaceID = 1;
-struct XYspace *CopySpace(S)
- register struct XYspace *S;
+struct XYspace *
+CopySpace(struct XYspace *S)
{
S = (struct XYspace *)Allocate(sizeof(struct XYspace), S, 0);
S->ID = NEXTID;
@@ -166,9 +181,9 @@ static struct XYspace identity = { SPACETYPE, ISPERMANENT(ON) + ISIMMORTAL(ON)
NULL, NULL,
NULL, NULL, NULL, NULL,
INVALIDID + 1, 0,
- FRACTFLOAT, 0.0, 0.0, FRACTFLOAT,
- 1.0/FRACTFLOAT, 0.0, 0.0, 1.0/FRACTFLOAT,
- 0, 0, 0, 0 };
+ {{{FRACTFLOAT, 0.0}, {0.0, FRACTFLOAT}},
+ {{1.0/FRACTFLOAT, 0.0}, {0.0, 1.0/FRACTFLOAT}}},
+ {{0, 0}, {0, 0}}};
struct XYspace *IDENTITY = &identity;
/*
@@ -182,12 +197,6 @@ static struct doublematrix contexts[MAXCONTEXTS];
static int nextcontext = 1;
/*SHARED LINE(S) ORIGINATED HERE*/
-
-#ifdef __STDC__
-#define pointer void *
-#else
-#define pointer char *
-#endif
/*
:h3.FindDeviceContext() - Find the Context Given a Device
@@ -197,8 +206,8 @@ transformation matrix in the context array. If it cannot find it,
it will allocate a new array entry and fill it out.
*/
-static int FindDeviceContext(device)
- pointer device; /* device token */
+static int
+FindDeviceContext(pointer device) /* device token */
{
double M[2][2]; /* temporary matrix */
float Xres,Yres; /* device resolution */
@@ -206,7 +215,7 @@ static int FindDeviceContext(device)
int rc = -1; /* return code for QueryDeviceState */
if (rc != 0) /* we only bother with this check once */
- abort("Context: QueryDeviceState didn't work");
+ Abort("Context: QueryDeviceState didn't work");
M[0][0] = M[1][0] = M[0][1] = M[1][1] = 0.0;
@@ -224,7 +233,7 @@ static int FindDeviceContext(device)
M[1][0] = -Yres; M[0][1] = -Xres;
break;
default:
- abort("QueryDeviceState returned invalid orientation");
+ Abort("QueryDeviceState returned invalid orientation");
}
return(FindContext(M));
}
@@ -237,8 +246,8 @@ the context array. If it cannot find it, it will allocate a new array
entry and fill it out.
*/
-int FindContext(M)
- double M[2][2]; /* array to search for */
+int
+FindContext(double M[2][2]) /* array to search for */
{
register int i; /* loop variable for search */
for (i=0; i < nextcontext; i++)
@@ -248,7 +257,7 @@ int FindContext(M)
if (i >= nextcontext) {
if (i >= MAXCONTEXTS)
- abort("Context: out of them");
+ Abort("Context: out of them");
LONGCOPY(contexts[i].normal, M, sizeof(contexts[i].normal));
MatrixInvert(M, contexts[i].inverse);
nextcontext++;
@@ -265,9 +274,9 @@ array index, then transforming IDENTITY space to create an appropriate
cooridnate space.
*/
-struct XYspace *Context(device, units)
- pointer device; /* device token */
- double units; /* multiples of one inch */
+struct XYspace *
+Context(pointer device, /* device token */
+ double units) /* multiples of one inch */
{
double M[2][2]; /* device transformation matrix */
register int n; /* will hold device context number */
@@ -308,11 +317,11 @@ So this subroutine, given an :f/M/and an object, finds the :f/D/ for that
object and modifies :f/M/ so it is :f/D sup <-1> times M times D/.
*/
-static void ConsiderContext(obj, M)
- register struct xobject *obj; /* object to be transformed */
- register double M[2][2]; /* matrix (may be changed) */
+static void
+ConsiderContext(struct xobject *obj, /* object to be transformed */
+ double M[2][2]) /* matrix (may be changed) */
{
- register int context; /* index in contexts array */
+ register int context = 0; /* index in contexts array */
if (obj == NULL) return;
@@ -360,19 +369,19 @@ These secondary routines come in many flavors to handle different
special cases as quickly as possible.
*/
-static void FXYConvert(pt, S, x, y)
- register struct fractpoint *pt; /* point to set */
- register struct XYspace *S; /* relevant coordinate space */
- register double x,y; /* user's coordinates of point */
+static void
+FXYConvert(struct fractpoint *pt, /* point to set */
+ struct XYspace *S, /* relevant coordinate space */
+ double x, double y) /* user's coordinates of point */
{
pt->x = (*S->xconvert)(S->tofract.normal[0][0], S->tofract.normal[1][0], x, y);
pt->y = (*S->yconvert)(S->tofract.normal[0][1], S->tofract.normal[1][1], x, y);
}
-static void IXYConvert(pt, S, x, y)
- register struct fractpoint *pt; /* point to set */
- register struct XYspace *S; /* relevant coordinate space */
- register long x,y; /* user's coordinates of point */
+static void
+IXYConvert(struct fractpoint *pt, /* point to set */
+ struct XYspace *S, /* relevant coordinate space */
+ long x, long y) /* user's coordinates of point */
{
pt->x = (*S->ixconvert)(S->itofract[0][0], S->itofract[1][0], x, y);
pt->y = (*S->iyconvert)(S->itofract[0][1], S->itofract[1][1], x, y);
@@ -385,10 +394,10 @@ precision in the answer with fixed point arithmetic. So, we force the
integers to floats, and do the arithmetic all with floats:
*/
-static void ForceFloat(pt, S, x, y)
- register struct fractpoint *pt; /* point to set */
- register struct XYspace *S; /* relevant coordinate space */
- register long x,y; /* user's coordinates of point */
+static void
+ForceFloat(struct fractpoint *pt, /* point to set */
+ struct XYspace *S, /* relevant coordinate space */
+ long x, long y) /* user's coordinates of point */
{
(*S->convert)(pt, S, (double) x, (double) y);
}
@@ -402,9 +411,9 @@ FXonly() and FYonly() are special cases when one of the coefficients
is 0.0.
*/
-static fractpel FXYboth(cx, cy, x, y)
- register double cx,cy; /* x and y coefficients */
- register double x,y; /* user x,y */
+static fractpel
+FXYboth(double cx, double cy, /* x and y coefficients */
+ double x, double y) /* user x,y */
{
register double r; /* temporary float */
@@ -413,9 +422,9 @@ static fractpel FXYboth(cx, cy, x, y)
}
/*ARGSUSED*/
-static fractpel FXonly(cx, cy, x, y)
- register double cx,cy; /* x and y coefficients */
- register double x,y; /* user x,y */
+static fractpel
+FXonly(double cx, double cy, /* x and y coefficients */
+ double x, double y) /* user x,y */
{
register double r; /* temporary float */
@@ -424,9 +433,9 @@ static fractpel FXonly(cx, cy, x, y)
}
/*ARGSUSED*/
-static fractpel FYonly(cx, cy, x, y)
- register double cx,cy; /* x and y coefficients */
- register double x,y; /* user x,y */
+static fractpel
+FYonly(double cx, double cy, /* x and y coefficients */
+ double x, double y) /* user x,y */
{
register double r; /* temporary float */
@@ -444,25 +453,25 @@ IXYboth() is the general purpose routine; IXonly() and IYonly() are
special cases when one of the coefficients is 0.
*/
-static fractpel IXYboth(cx, cy, x, y)
- register fractpel cx,cy; /* x and y coefficients */
- register long x,y; /* user x,y */
+static fractpel
+IXYboth(fractpel cx, fractpel cy, /* x and y coefficients */
+ long x, long y) /* user x,y */
{
return(x * cx + y * cy);
}
/*ARGSUSED*/
-static fractpel IXonly(cx, cy, x, y)
- register fractpel cx,cy; /* x and y coefficients */
- register long x,y; /* user x,y */
+static fractpel
+IXonly(fractpel cx, fractpel cy, /* x and y coefficients */
+ long x, long y) /* user x,y */
{
return(x * cx);
}
/*ARGSUSED*/
-static fractpel IYonly(cx, cy, x, y)
- register fractpel cx,cy; /* x and y coefficients */
- register long x,y; /* user x,y */
+static fractpel
+IYonly(fractpel cx, fractpel cy, /* x and y coefficients */
+ long x, long y) /* user x,y */
{
return(y * cy);
}
@@ -485,25 +494,25 @@ Note that it is perfectly possible for us to calculate X with the
on how the functions in the XYspace structure are filled out.
*/
-static fractpel FPXYboth(cx, cy, x, y)
- register fractpel cx,cy; /* x and y coefficients */
- register long x,y; /* user x,y */
+static fractpel
+FPXYboth(fractpel cx, fractpel cy, /* x and y coefficients */
+ long x, long y) /* user x,y */
{
return( FPmult(x, cx) + FPmult(y, cy) );
}
/*ARGSUSED*/
-static fractpel FPXonly(cx, cy, x, y)
- register fractpel cx,cy; /* x and y coefficients */
- register long x,y; /* user x,y */
+static fractpel
+FPXonly(fractpel cx, fractpel cy, /* x and y coefficients */
+ long x, long y) /* user x,y */
{
return( FPmult(x, cx) );
}
/*ARGSUSED*/
-static fractpel FPYonly(cx, cy, x, y)
- register fractpel cx,cy; /* x and y coefficients */
- register long x,y; /* user x,y */
+static fractpel
+FPYonly(fractpel cx, fractpel cy, /* x and y coefficients */
+ long x, long y) /* user x,y */
{
return( FPmult(y, cy) );
}
@@ -518,8 +527,8 @@ in an XYspace structure, and also fills the "helper"
functions that actually do the work.
*/
-static void FillOutFcns(S)
- register struct XYspace *S; /* functions will be set in this structure */
+static void
+FillOutFcns(struct XYspace *S) /* functions will be set in this structure */
{
S->convert = FXYConvert;
S->iconvert = IXYConvert;
@@ -542,9 +551,9 @@ This function tests for the special case of one of the coefficients
being zero:
*/
-static void FindFfcn(cx, cy, fcnP)
- register double cx,cy; /* x and y coefficients */
- register fractpel (**fcnP)(); /* pointer to function to set */
+static void
+FindFfcn(double cx, double cy, /* x and y coefficients */
+ convertFunc *fcnP) /* pointer to function to set */
{
if (cx == 0.0)
*fcnP = FYonly;
@@ -565,10 +574,10 @@ we store a NULL indicating that this we should do the conversion in
floating point.
*/
-static void FindIfcn(cx, cy, icxP, icyP, fcnP)
- register double cx,cy; /* x and y coefficients */
- register fractpel *icxP,*icyP; /* fixed point coefficients to set */
- register fractpel (**fcnP)(); /* pointer to function to set */
+static void
+FindIfcn(double cx, double cy, /* x and y coefficients */
+ fractpel *icxP, fractpel *icyP, /* fixed point coefficients to set */
+ iconvertFunc *fcnP) /* pointer to function to set */
{
register fractpel imax; /* maximum of cx and cy */
@@ -635,10 +644,10 @@ zero determinants, so by convention, we mark the matrix is invalid by
marking both X terms zero.
*/
-void UnConvert(S, pt, xp, yp)
- register struct XYspace *S; /* relevant coordinate space */
- register struct fractpoint *pt; /* device coordinates */
- double *xp,*yp; /* where to store resulting x,y */
+void
+UnConvert(struct XYspace *S, /* relevant coordinate space */
+ struct fractpoint *pt, /* device coordinates */
+ double *xp, double *yp) /* where to store resulting x,y */
{
double x,y;
@@ -668,9 +677,9 @@ get the same result if we did S, then R, then T on the space and mapping
an unmodified font through that space.
*/
-struct xobject *t1_Xform(obj, M)
- register struct xobject *obj; /* object to transform */
- register double M[2][2]; /* transformation matrix */
+struct xobject *
+t1_Xform(struct xobject *obj, /* object to transform */
+ double M[2][2]) /* transformation matrix */
{
if (obj == NULL)
return(NULL);
@@ -703,7 +712,8 @@ transformation matrix and keep the handles up to date.
if (ISPATHTYPE(obj->type)) {
struct XYspace pseudo; /* local temporary space */
PseudoSpace(&pseudo, M);
- return((struct xobject *) PathTransform(obj, &pseudo));
+ return((struct xobject *) PathTransform((struct segment *)obj,
+ &pseudo));
}
@@ -734,9 +744,10 @@ transformation matrix and keep the handles up to date.
This is the external user's entry point.
*/
-struct xobject *t1_Transform(obj, cxx, cyx, cxy, cyy)
- struct xobject *obj;
- double cxx,cyx,cxy,cyy; /* 2x2 transform matrix elements in row order */
+struct xobject *
+t1_Transform(struct xobject *obj,
+ double cxx, double cyx, /* 2x2 transform matrix elements */
+ double cxy, double cyy) /* in row order */
{
double M[2][2];
@@ -756,9 +767,9 @@ struct xobject *t1_Transform(obj, cxx, cyx, cxy, cyy)
This is a user operator.
*/
-struct xobject *t1_Scale(obj, sx, sy)
- struct xobject *obj; /* object to scale */
- double sx,sy; /* scale factors in x and y */
+struct xobject *
+t1_Scale(struct xobject *obj, /* object to scale */
+ double sx, double sy) /* scale factors in x and y */
{
double M[2][2];
IfTrace3((MustTraceCalls),"Scale(%z, %f, %f)\n", obj, &sx, &sy);
@@ -777,9 +788,9 @@ and accuracy within the DegreeSin() and DegreeCos() routines themselves.
*/
#ifdef notdef
-struct xobject *xiRotate(obj, degrees)
- struct xobject *obj; /* object to be transformed */
- double degrees; /* degrees of COUNTER-clockwise rotation */
+struct xobject *
+xiRotate(struct xobject *obj, /* object to be transformed */
+ double degrees) /* degrees of COUNTER-clockwise rotation */
{
double M[2][2];
@@ -804,9 +815,9 @@ subroutine takes the arbitrary matrix and builds a coordinate
space, with all its nifty function pointers.
*/
-void PseudoSpace(S, M)
- struct XYspace *S; /* coordinate space structure to fill out */
- double M[2][2]; /* matrix that will become 'tofract.normal' */
+void
+PseudoSpace(struct XYspace *S, /* coordinate space structure to fill out */
+ double M[2][2]) /* matrix that will become 'tofract.normal' */
{
S->type = SPACETYPE;
S->flag = ISPERMANENT(ON) + ISIMMORTAL(ON);
@@ -849,9 +860,9 @@ To remind myself, matrix multiplication goes rows of A times columns
of B.
The output matrix may be the same as one of the input matrices.
*/
-void MatrixMultiply(A, B, C)
- register double A[2][2],B[2][2]; /* input matrices */
- register double C[2][2]; /* output matrix */
+void
+MatrixMultiply(double A[2][2], double B[2][2], /* input matrices */
+ double C[2][2]) /* output matrix */
{
register double txx,txy,tyx,tyy;
@@ -871,9 +882,9 @@ void MatrixMultiply(A, B, C)
My reference for matrix inversion was :hp1/Elementary Linear Algebra/
by Paul C. Shields, Worth Publishers, Inc., 1968.
*/
-void MatrixInvert(M, Mprime)
- double M[2][2]; /* input matrix */
- double Mprime[2][2]; /* output inverted matrix */
+void
+MatrixInvert(double M[2][2], /* input matrix */
+ double Mprime[2][2]) /* output inverted matrix */
{
register double D; /* determinant of matrix M */
register double txx,txy,tyx,tyy;
@@ -885,7 +896,7 @@ void MatrixInvert(M, Mprime)
D = M[1][1] * M[0][0] - M[1][0] * M[0][1];
if (D == 0.0)
- abort("MatrixInvert: can't");
+ Abort("MatrixInvert: can't");
Mprime[0][0] = tyy / D;
Mprime[1][0] = -txy / D;
@@ -904,7 +915,8 @@ maps 72nds of an inch to pels on the default device.
struct XYspace *USER = &identity;
-void InitSpaces()
+void
+InitSpaces(void)
{
IDENTITY->type = SPACETYPE;
FillOutFcns(IDENTITY);
@@ -930,9 +942,10 @@ must be taken out before we return the matrix to the user. Fortunately,
this is simple: just multiply by the inverse of IDENTITY!
*/
-void QuerySpace(S, cxxP, cyxP, cxyP, cyyP)
- register struct XYspace *S; /* space asked about */
- register double *cxxP,*cyxP,*cxyP,*cyyP; /* where to put answer */
+void
+QuerySpace(struct XYspace *S, /* space asked about */
+ double *cxxP, double *cyxP, /* where to put answer */
+ double *cxyP, double *cyyP)
{
double M[2][2]; /* temp matrix to build user's answer */
@@ -959,9 +972,9 @@ We make sure we have N (FRACTBITS/4) digits past the decimal point.
*/
#define FRACTMASK ((1<<FRACTBITS)-1) /* mask for fractional part */
-void FormatFP(string, fpel)
- register char *string; /* output string */
- register fractpel fpel; /* fractional pel input */
+void
+FormatFP(char *string, /* output string */
+ fractpel fpel) /* fractional pel input */
{
char temp[8];
register char *s;
@@ -974,18 +987,18 @@ void FormatFP(string, fpel)
else
sign = "";
- sprintf(temp, "000%x", fpel & FRACTMASK);
+ sprintf(temp, "000%lx", fpel & FRACTMASK);
s = temp + strlen(temp) - (FRACTBITS/4);
- sprintf(string, "%s%d.%sx", sign, fpel >> FRACTBITS, s);
+ sprintf(string, "%s%d.%sx", sign, (int)(fpel >> FRACTBITS), s);
}
/*
:h3.DumpSpace() - Display a Coordinate Space
*/
/*ARGSUSED*/
-void DumpSpace(S)
- register struct XYspace *S;
+void
+DumpSpace(struct XYspace *S)
{
IfTrace4(TRUE,"--Coordinate space at %x,ID=%d,convert=%x,iconvert=%x\n",
S, S->ID, S->convert, S->iconvert);
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-23 11:57:55 +0000