/* $XConsortium: pldata3.pi,v 5.2 94/04/17 20:48:49 rws Exp $ */
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## pldata3.pi - test ppolyline_set3_data with index color.
## Draw a multi-segment polyline set, and automatically
## confirm color at 3 midpoints.
tbegintest("pldata3", "polyline set3 w/data, with index color");
source macro.pi

@WINSIZE = 200
@SAMPLESIZE = 200
@WHITE = 1
@RED = 2
@GREEN = 3
@BLUE = 4
@YELLOW = 5

#
# data for a few polylines: vertices and RGB colors
#

# a polyline across the bottom and then across to upper left,
# and a horizontal one from upper middle to upper right
pline1 = I_Pline_vdata_list3_from_data(3, PVERT_COORD_COLOUR, PINDIRECT,
	0.1,0.1,0.1,	@RED,
	0.9,0.1,0.2,	@GREEN,
	0.1,0.9,0.3,	@YELLOW);
pline2 = I_Pline_vdata_list3_from_data(2, PVERT_COORD_COLOUR, PINDIRECT,
	0.5,0.8,0.9,    @BLUE,
	1.0,0.8,0.6,	@WHITE);
pline_set = IA_Pline_vdata_list3(2, pline1, pline2);

# points in the middle of each segment drawn
point1 = I_Ppoint3(0.5,0.1,0.0);
point2 = I_Ppoint3(0.5,0.5,0.0);
point3 = I_Ppoint3(0.7,0.8,0.0);

# Set up phigs, workstation, and structure
i_open_phigs(NULL,PDEF_MEM_SIZE);
i_open_x_ws(1, &display, &window, 100, 300, @WINSIZE, @WINSIZE);
popen_struct(1);
ppost_struct(1,1,1.0);

# make them wide so we won't miss
pset_linewidth(3.0);

ppolyline_set3_data(PVERT_COORD_COLOUR, PINDIRECT, 2, pline_set);

# verify pixels using macro
im_confirm_point3(display, window, 1, 0, point1, 1, 5, @RED,
	"first seg of 2-seg index-color polyline");
im_confirm_point3(display, window, 1, 0, point2, 1, 5, @GREEN,
	"second seg of 2-seg index-color polyline");
im_confirm_point3(display, window, 1, 0, point3, 1, 5, @BLUE,
	"middle of one-seg index-color polyline");

i_pause();

tendtest();