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/* $XConsortium: pexocp.88.3.c,v 1.0 93/11/22 12:34:35 rws Exp $ */
/******************************************************************************/
/* */
/* (c) Copyright Hewlett-Packard Company, 1993, Fort Collins, Colorado */
/* */
/* All Rights Reserved */
/* */
/* Permission to use, copy, modify, and distribute this software and its */
/* documentation for any purpose and without fee is hereby granted, */
/* provided that the above copyright notices appear in all copies and that */
/* both the copyright notices and this permission notice appear in */
/* supporting documentation, and that the name of Hewlett-Packard not be */
/* used in advertising or publicity pertaining to distribution of the */
/* software without specific, written prior permission. */
/* */
/* HEWLETT-PACKARD MAKES NO WARRANTY OF ANY KIND WITH REGARD TO THIS */
/* SOFTWARE, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Hewlett-Packard */
/* shall not be liable for errors contained herein or direct, indirect, */
/* special, incidental or consequential damages in connection with the */
/* furnishing, performance or use of this software. */
/* */
/******************************************************************************/
#include <X11/PEX5/PEXlib.h>
#include <misc.h>
#define MAX_CURVE_ORDER 6
/*
* PEXlib NURBCurve: Test Case 3, specifying a curve order
* that is not supported.
*/
draw_image(Display *dpy,
XID resourceID,
PEXOCRequestType req_type)
{
/*
* Data declarations
*/
static PEXCoord4D control_points[9];
static float knot_vals[] = {0,0,0,1,1,1,2,2,2,3,3,3,4,4,4,4};
static PEXCoord pgon_points[] =
{
{.5,0.1,0}, {.9,0.1,0},
{.9,0.5,0}, {.9,0.9,0},
{.5,0.9,0}, {.1,0.9,0},
{.1,0.5,0}, {.1,0.1,0},
{.5,0.1,0}
};
int order, count, i;
float tmin, tmax;
PEXArrayOfCoord cpts;
PEXColor color;
/*
* Initialize the curve points
*/
control_points[0].x = 0.5;
control_points[0].y = 0.1;
control_points[0].z = 0;
control_points[0].w = 1;
control_points[1].x = 0.9;
control_points[1].y = 0.1;
control_points[1].z = 0;
control_points[1].w = 0.7071;
control_points[2].x = 0.9;
control_points[2].y = 0.5;
control_points[2].z = 0;
control_points[2].w = 1;
control_points[3].x = 0.9;
control_points[3].y = 0.9;
control_points[3].z = 0;
control_points[3].w = 0.7071;
control_points[4].x = 0.5;
control_points[4].y = 0.9;
control_points[4].z = 0;
control_points[4].w = 1;
control_points[5].x = 0.1;
control_points[5].y = 0.9;
control_points[5].z = 0;
control_points[5].w = 0.7071;
control_points[6].x = 0.1;
control_points[6].y = 0.5;
control_points[6].z = 0;
control_points[6].w = 1;
control_points[7].x = 0.1;
control_points[7].y = 0.1;
control_points[7].z = 0;
control_points[7].w = 0.7071;
control_points[8].x = 0.5;
control_points[8].y = 0.1;
control_points[8].z = 0;
control_points[8].w = 1;
/*
* Define the curve.
*/
count = 9;
cpts.point_4d = control_points;
/*
* Apply weights to the x,y, and z control points coords.
*/
for( i = 0; i < count; i++ )
{
control_points[i].x *= control_points[i].w;
control_points[i].y *= control_points[i].w;
control_points[i].z *= control_points[i].w;
}
/*
* Use markers to show the location of the control points.
*/
color.rgb.red = 1.0;
color.rgb.green = 0.0;
color.rgb.blue = 0.0;
PEXSetMarkerScale(dpy, resourceID, req_type, 3.0);
PEXSetMarkerColor(dpy, resourceID, req_type, PEXColorTypeRGB, &color);
PEXMarkers(dpy, resourceID, req_type, count, pgon_points );
/*
* Use Polylines to show the control polygon and then set
* the linetype and color for the NURBCurve.
*/
color.rgb.red = 0.0;
color.rgb.green = 1.0;
color.rgb.blue = 0.0;
PEXSetLineType(dpy, resourceID, req_type, PEXLineTypeDotted );
PEXSetLineColor(dpy, resourceID, req_type, PEXColorTypeRGB, &color);
PEXPolyline(dpy, resourceID, req_type, count, pgon_points );
color.rgb.red = 1.0;
color.rgb.green = 1.0;
color.rgb.blue = 1.0;
PEXSetLineType(dpy, resourceID, req_type, PEXLineTypeSolid );
PEXSetLineColor(dpy, resourceID, req_type, PEXColorTypeRGB, &color);
/*
* Draw the nurb curve.
*/
PEXSetCurveApprox( dpy, resourceID, req_type,
PEXApproxImpDep, 20.0 );
order = MAX_CURVE_ORDER + 1;
{
char desc_string[80];
sprintf( desc_string,"PEXNURBCurve order = %d\n", order );
describe_test(desc_string);
}
tmin = knot_vals[order-1];
tmax = knot_vals[count];
PEXNURBCurve( dpy, resourceID, req_type, PEXRational,
order, knot_vals, count, cpts, tmin, tmax );
}
void inquire_test_params(char *test_name,
int *num_images,
int *supported_modes,
char *win_title)
{
strcpy(test_name, "pexocp.88.3");
*num_images = 1;
*supported_modes = IMM_MODE | STR_MODE | WKS_MODE;
strcpy(win_title, "pexocp.88.3");
}
void misc_setup(Display *dpy, Window window, PEXRenderer renderer,
int cur_image)
{
unsigned long mask = PEXRAHLHSRMode;
PEXRendererAttributes attrs;
attrs.hlhsr_mode = PEXHLHSRZBuffer;
PEXChangeRenderer(dpy, renderer, mask, &attrs);
}
void execute_test(Display *dpy, XID resourceID,
PEXOCRequestType req_type, int cur_image)
{
describe_test("\nPEXlib NURBCurve with invalid curve order.\n");
describe_test(" Image should consist of a green dotted rectangle \n");
describe_test(" with 8 red asterisks at the control points.\n");
describe_test(" The NURB curve should NOT be drawn.\n\n");
draw_image( dpy, resourceID, req_type );
}
void testproc(Display *dpy, Window window, int cur_image)
{
image_testproc("pexocp.88.3", "pexocp.88.3", img_desc,
dpy,window, 0, 0,
glob_window_width, glob_window_height);
}
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