'\" te
.\" Copyright (c) 2007, Sun Microsystems, Inc.  All Rights Reserved 
.TH mlib_GraphicsDrawTriangleSet 3MLIB "2 Mar 2007" "SunOS 5.11" "mediaLib Library Functions"
.SH NAME
mlib_GraphicsDrawTriangleSet, mlib_GraphicsDrawTriangleSet_8, mlib_GraphicsDrawTriangleSet_32, mlib_GraphicsDrawTriangleSet_X_8, mlib_GraphicsDrawTriangleSet_X_32, mlib_GraphicsDrawTriangleSet_A_8, mlib_GraphicsDrawTriangleSet_A_32, mlib_GraphicsDrawTriangleSet_B_8, mlib_GraphicsDrawTriangleSet_B_32, mlib_GraphicsDrawTriangleSet_G_8, mlib_GraphicsDrawTriangleSet_G_32, mlib_GraphicsDrawTriangleSet_Z_8, mlib_GraphicsDrawTriangleSet_Z_32, mlib_GraphicsDrawTriangleSet_AB_8, mlib_GraphicsDrawTriangleSet_AB_32, mlib_GraphicsDrawTriangleSet_ABG_8, mlib_GraphicsDrawTriangleSet_ABG_32, mlib_GraphicsDrawTriangleSet_ABGZ_8, mlib_GraphicsDrawTriangleSet_ABGZ_32, mlib_GraphicsDrawTriangleSet_ABZ_8, mlib_GraphicsDrawTriangleSet_ABZ_32, mlib_GraphicsDrawTriangleSet_AG_8, mlib_GraphicsDrawTriangleSet_AG_32, mlib_GraphicsDrawTriangleSet_AGZ_8, mlib_GraphicsDrawTriangleSet_AGZ_32, mlib_GraphicsDrawTriangleSet_AZ_8, mlib_GraphicsDrawTriangleSet_AZ_32, mlib_GraphicsDrawTriangleSet_BG_8, mlib_GraphicsDrawTriangleSet_BG_32, mlib_GraphicsDrawTriangleSet_BGZ_8, mlib_GraphicsDrawTriangleSet_BGZ_32, mlib_GraphicsDrawTriangleSet_BZ_8, mlib_GraphicsDrawTriangleSet_BZ_32, mlib_GraphicsDrawTriangleSet_GZ_8, mlib_GraphicsDrawTriangleSet_GZ_32 \- draw triangle set where each member can have different vertices
.SH SYNOPSIS
.LP
.nf
cc [ \fIflag\fR... ] \fIfile\fR... \fB-lmlib\fR [ \fIlibrary\fR... ]
#include <mlib.h>

\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_8\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR, \fBmlib_s32\fR \fInpoints\fR, \fBmlib_s32\fR \fIc\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_32\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR, \fBmlib_s32\fR \fInpoints\fR, \fBmlib_s32\fR \fIc\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_X_8\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR, \fBmlib_s32\fR \fInpoints\fR, \fBmlib_s32\fR \fIc\fR,
     \fBmlib_s32\fR \fIc2\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_X_32\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR, \fBmlib_s32\fR \fInpoints\fR, \fBmlib_s32\fR \fIc\fR,
     \fBmlib_s32\fR \fIc2\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_A_8\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR, \fBmlib_s32\fR \fInpoints\fR, \fBmlib_s32\fR \fIc\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_A_32\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR, \fBmlib_s32\fR \fInpoints\fR, \fBmlib_s32\fR \fIc\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_B_8\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR, \fBmlib_s32\fR \fInpoints\fR, \fBmlib_s32\fR \fIc\fR,
     \fBmlib_s32\fR \fIa\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_B_32\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR, \fBmlib_s32\fR \fInpoints\fR, \fBmlib_s32\fR \fIc\fR,
     \fBmlib_s32\fR \fIa\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_G_8\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR, \fBmlib_s32\fR \fInpoints\fR,
     \fBconst mlib_s32 *\fR\fIc\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_G_32\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR, \fBmlib_s32\fR \fInpoints\fR,
     \fBconst mlib_s32 *\fR\fIc\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_Z_8\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBmlib_image *\fR\fIzbuffer\fR, \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR,
     \fBconst mlib_s16 *\fR\fIz\fR, \fBmlib_s32\fR \fInpoints\fR, \fBmlib_s32\fR \fIc\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_Z_32\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBmlib_image *\fR\fIzbuffer\fR, \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR,
     \fBconst mlib_s16 *\fR\fIz\fR, \fBmlib_s32\fR \fInpoints\fR, \fBmlib_s32\fR \fIc\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_AB_8\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR, \fBmlib_s32\fR \fInpoints\fR, \fBmlib_s32\fR \fIc\fR,
     \fBmlib_s32\fR \fIa\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_AB_32\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR, \fBmlib_s32\fR \fInpoints\fR, \fBmlib_s32\fR \fIc\fR,
     \fBmlib_s32\fR \fIa\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_ABG_8\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR, \fBmlib_s32\fR \fInpoints\fR,
     \fBconst mlib_s32 *\fR\fIc\fR, \fBmlib_s32\fR \fIa\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_ABG_32\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR, \fBmlib_s32\fR \fInpoints\fR,
     \fBconst mlib_s32 *\fR\fIc\fR, \fBmlib_s32\fR \fIa\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_ABGZ_8\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBmlib_image *\fR\fIzbuffer\fR, \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR,
     \fBconst mlib_s16 *\fR\fIz\fR, \fBmlib_s32\fR \fInpoints\fR, \fBconst mlib_s32 *\fR\fIc\fR, \fBmlib_s32\fR \fIa\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_ABGZ_32\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBmlib_image *\fR\fIzbuffer\fR, \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR,
     \fBconst mlib_s16 *\fR\fIz\fR, \fBmlib_s32\fR \fInpoints\fR, \fBconst mlib_s32 *\fR\fIc\fR, \fBmlib_s32\fR \fIa\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_ABZ_8\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBmlib_image *\fR\fIzbuffer\fR, \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR,
     \fBconst mlib_s16 *\fR\fIz\fR, \fBmlib_s32\fR \fInpoints\fR, \fBmlib_s32\fR \fIc\fR, \fBmlib_s32\fR \fIa\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_ABZ_32\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBmlib_image *\fR\fIzbuffer\fR, \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR,
     \fBconst mlib_s16 *\fR\fIz\fR, \fBmlib_s32\fR \fInpoints\fR, \fBmlib_s32\fR \fIc\fR, \fBmlib_s32\fR \fIa\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_AG_8\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR, \fBmlib_s32\fR \fInpoints\fR,
     \fBconst mlib_s32 *\fR\fIc\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_AG_32\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR, \fBmlib_s32\fR \fInpoints\fR,
     \fBconst mlib_s32 *\fR\fIc\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_AGZ_8\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBmlib_image *\fR\fIzbuffer\fR, \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR,
     \fBconst mlib_s16 *\fR\fIz\fR, \fBmlib_s32\fR \fInpoints\fR, \fBconst mlib_s32 *\fR\fIc\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_AGZ_32\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBmlib_image *\fR\fIzbuffer\fR, \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR,
     \fBconst mlib_s16 *\fR\fIz\fR, \fBmlib_s32\fR \fInpoints\fR, \fBconst mlib_s32 *\fR\fIc\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_AZ_8\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBmlib_image *\fR\fIzbuffer\fR, \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR,
     \fBconst mlib_s16 *\fR\fIz\fR, \fBmlib_s32\fR \fInpoints\fR, \fBmlib_s32\fR \fIc\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_AZ_32\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBmlib_image *\fR\fIzbuffer\fR, \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR,
     \fBconst mlib_s16 *\fR\fIz\fR,\fBmlib_s32\fR \fInpoints\fR, \fBmlib_s32\fR \fIc\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_BG_8\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR, \fBmlib_s32\fR \fInpoints\fR,
     \fBconst mlib_s32 *\fR\fIc\fR, \fBmlib_s32\fR \fIa\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_BG_32\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR, \fBmlib_s32\fR \fInpoints\fR,
     \fBconst mlib_s32 *\fR\fIc\fR, \fBmlib_s32\fR \fIa\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_BGZ_8\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBmlib_image *\fR\fIzbuffer\fR, \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR,
     \fBconst mlib_s16 *\fR\fIz\fR, \fBmlib_s32\fR \fInpoints\fR, \fBconst mlib_s32 *\fR\fIc\fR, \fBmlib_s32\fR \fIa\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_BGZ_32\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBmlib_image *\fR\fIzbuffer\fR, \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR,
     \fBconst mlib_s16 *\fR\fIz\fR, \fBmlib_s32\fR \fInpoints\fR, \fBconst mlib_s32 *\fR\fIc\fR, \fBmlib_s32\fR \fIa\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_BZ_8\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBmlib_image *\fR\fIzbuffer\fR, \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR,
     \fBconst mlib_s16 *\fR\fIz\fR, \fBmlib_s32\fR \fInpoints\fR, \fBmlib_s32\fR \fIc\fR, \fBmlib_s32\fR \fIa\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_BZ_32\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBmlib_image *\fR\fIzbuffer\fR, \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR,
     \fBconst mlib_s16 *\fR\fIz\fR, \fBmlib_s32\fR \fInpoints\fR, \fBmlib_s32\fR \fIc\fR, \fBmlib_s32\fR \fIa\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_GZ_8\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBmlib_image *\fR\fIzbuffer\fR, \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR,
     \fBconst mlib_s16 *\fR\fIz\fR, \fBmlib_s32\fR \fInpoints\fR, \fBconst mlib_s32 *\fR\fIc\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_GraphicsDrawTriangleSet_GZ_32\fR(\fBmlib_image *\fR\fIbuffer\fR,
     \fBmlib_image *\fR\fIzbuffer\fR, \fBconst mlib_s16 *\fR\fIx\fR, \fBconst mlib_s16 *\fR\fIy\fR,
     \fBconst mlib_s16 *\fR\fIz\fR, \fBmlib_s32\fR \fInpoints\fR, \fBconst mlib_s32 *\fR\fIc\fR);
.fi

.SH DESCRIPTION
.sp
.LP
Each of the \fBmlib_GraphicsDrawTriangleSet_*()\fR functions draws a set of triangles with vertices at \fB{(x1,y1), (x2,y2), (x3,y3)}\fR, \fB{(x4,y4), (x5,y5), (x6,y6)}\fR, ..., and \fB{(xn-2,yn-2), (xn-1,yn-1), (xn,yn)}\fR.
.sp
.LP
Each of the \fBmlib_GraphicsDrawTriangleSet_X_*()\fR functions draws a set of triangles in Xor mode as follows:
.sp
.in +2
.nf
    data[x,y] ^= c ^ c2
.fi
.in -2

.sp
.LP
Each of the \fBmlib_GraphicsDrawTriangleSet_A_*()\fR functions draws a set of triangles with antialiasing.
.sp
.LP
Each of the \fBmlib_GraphicsDrawTriangleSet_B_*()\fR functions draws a set of triangles with alpha blending as follows:
.sp
.in +2
.nf
    data[x,y] = (data[x,y] * (255 - a) + c * a) / 255
.fi
.in -2

.sp
.LP
Each of the \fBmlib_GraphicsDrawTriangleSet_G_*()\fR functions draws a set of triangles with Gouraud shading.
.sp
.LP
Each of the \fBmlib_GraphicsDrawTriangleSet_Z_*()\fR functions draws a set of triangles with Z buffering.
.sp
.LP
Each of the other functions draws a set of triangles with a combination of two or more features like antialiasing (A), alpha blending (B), Gouraud shading (G), and Z buffering (Z).
.SH PARAMETERS
.sp
.LP
Each of the functions takes some of the following arguments:
.sp
.ne 2
.mk
.na
\fB\fIbuffer\fR\fR
.ad
.RS 11n
.rt  
Pointer to the image into which the function is drawing.
.RE

.sp
.ne 2
.mk
.na
\fB\fIzbuffer\fR\fR
.ad
.RS 11n
.rt  
Pointer to the image that holds the Z buffer.
.RE

.sp
.ne 2
.mk
.na
\fB\fIx\fR\fR
.ad
.RS 11n
.rt  
Pointer to array of X coordinates of the points.
.RE

.sp
.ne 2
.mk
.na
\fB\fIy\fR\fR
.ad
.RS 11n
.rt  
Pointer to array of Y coordinates of the points.
.RE

.sp
.ne 2
.mk
.na
\fB\fIz\fR\fR
.ad
.RS 11n
.rt  
Pointer to array of Z coordinates of the points.
.RE

.sp
.ne 2
.mk
.na
\fB\fInpoints\fR\fR
.ad
.RS 11n
.rt  
Number of points in the arrays. \fBnpoints\fR must be a multiple of 3.
.RE

.sp
.ne 2
.mk
.na
\fB\fIc\fR\fR
.ad
.RS 11n
.rt  
Color used in the drawing, or pointer to array of colors of the points in the case of Gouraud shading.
.RE

.sp
.ne 2
.mk
.na
\fB\fIc2\fR\fR
.ad
.RS 11n
.rt  
Alternation color.
.RE

.sp
.ne 2
.mk
.na
\fB\fIa\fR\fR
.ad
.RS 11n
.rt  
Alpha value for blending. \fB0 \(<= a \(<= 255\fR.
.RE

.SH RETURN VALUES
.sp
.LP
Each of the functions returns \fBMLIB_SUCCESS\fR if successful. Otherwise it returns \fBMLIB_FAILURE\fR.
.SH ATTRIBUTES
.sp
.LP
See \fBattributes\fR(5) for descriptions of the following attributes:
.sp

.sp
.TS
tab() box;
cw(2.75i) |cw(2.75i) 
lw(2.75i) |lw(2.75i) 
.
ATTRIBUTE TYPEATTRIBUTE VALUE
_
Interface StabilityCommitted
_
MT-LevelMT-Safe
.TE

.SH SEE ALSO
.sp
.LP
\fBmlib_GraphicsDrawTriangle\fR(3MLIB), \fBmlib_GraphicsDrawTriangleFanSet\fR(3MLIB), \fBmlib_GraphicsDrawTriangleStripSet\fR(3MLIB), \fBattributes\fR(5)