NAME draw_lit_rle_sprite – Draws a tinted RLE sprite. Allegro game programming library. SYNOPSIS #include <allegro.h> void draw_lit_rle_sprite(BITMAP *bmp, const RLE_SPRITE *sprite, int x, y, color); DESCRIPTION Tinted version of draw_rle_sprite(). See the description of draw_lit_sprite(). This must only be used after you have set up the color mapping table (for 256-color modes) or blender functions…
NAME draw_gouraud_sprite – Draws a sprite with gouraud shading. Allegro game programming library. SYNOPSIS #include <allegro.h> void draw_gouraud_sprite(BITMAP *bmp, BITMAP *sprite, int x, int y, int c1, int c2, int c3, int c4); DESCRIPTION More sophisticated version of draw_lit_sprite(): the ‘color’ parameter is not constant across the sprite image anymore but interpolated between the four…
NAME draw_compiled_sprite – Draws a compiled sprite. Allegro game programming library. SYNOPSIS #include <allegro.h> void draw_compiled_sprite(BITMAP *bmp, const COMPILED_SPRITE *sprite, int x, int y); DESCRIPTION Draws a compiled sprite onto a bitmap at the specified position. The sprite must have been compiled for the correct type of bitmap (linear or planar). This function does not…
NAME draw_character_ex – Draws non transparent pixels of the sprite with a color. Allegro game programming library. SYNOPSIS #include <allegro.h> void draw_character_ex(BITMAP *bmp, BITMAP *sprite, int x, int y, color, bg); DESCRIPTION Draws a copy of the sprite bitmap onto the destination bitmap at the specified position, drawing transparent pixels in the background color (or…
NAME drand48_r, erand48_r, lrand48_r, nrand48_r, mrand48_r, jrand48_r, srand48_r, seed48_r, lcong48_r – generate uniformly distributed pseudo-random numbers reentrantly SYNOPSIS #include <stdlib.h> int drand48_r(struct drand48_data *buffer, double *result); int erand48_r(unsigned short xsubi[3], struct drand48_data *buffer, double *result); int lrand48_r(struct drand48_data *buffer, long *result); int nrand48_r(unsigned short xsubi[3], struct drand48_data *buffer, long *result); int mrand48_r(struct drand48_data *buffer, long…
NAME drand48, erand48, lrand48, nrand48, mrand48, jrand48, srand48, seed48, lcong48 – generate uniformly distributed pseudo-random numbers SYNOPSIS #include <stdlib.h> double drand48(void); double erand48(unsigned short xsubi[3]); long lrand48(void); long nrand48(unsigned short xsubi[3]); long mrand48(void); long jrand48(unsigned short xsubi[3]); void srand48(long seedval); unsigned short *seed48(unsigned short seed16v[3]); void lcong48(unsigned short param[7]); Feature Test Macro Requirements for glibc…
dptts2.f – Synopsis Functions/Subroutines subroutine dptts2 (N, NRHS, D, E, B, LDB) DPTTS2 solves a tridiagonal system of the form AX=B using the L D LH factorization computed by spttrf. Function/Subroutine Documentation subroutine dptts2 (integerN, integerNRHS, double precision, dimension( * )D, double precision, dimension( * )E, double precision, dimension( ldb, * )B, integerLDB) DPTTS2 solves…
dpttrs.f – Synopsis Functions/Subroutines subroutine dpttrs (N, NRHS, D, E, B, LDB, INFO) DPTTRS Function/Subroutine Documentation subroutine dpttrs (integerN, integerNRHS, double precision, dimension( * )D, double precision, dimension( * )E, double precision, dimension( ldb, * )B, integerLDB, integerINFO) DPTTRS Purpose: DPTTRS solves a tridiagonal system of the form A * X = B using the…
dpttrs.f – Synopsis Functions/Subroutines subroutine dpttrs (N, NRHS, D, E, B, LDB, INFO) DPTTRS Function/Subroutine Documentation subroutine dpttrs (integerN, integerNRHS, double precision, dimension( * )D, double precision, dimension( * )E, double precision, dimension( ldb, * )B, integerLDB, integerINFO) DPTTRS Purpose: DPTTRS solves a tridiagonal system of the form A * X = B using the…
dpttrf.f – Synopsis Functions/Subroutines subroutine dpttrf (N, D, E, INFO) DPTTRF Function/Subroutine Documentation subroutine dpttrf (integerN, double precision, dimension( * )D, double precision, dimension( * )E, integerINFO) DPTTRF Purpose: DPTTRF computes the L*D*L**T factorization of a real symmetric positive definite tridiagonal matrix A. The factorization may also be regarded as having the form A =…
dptsvx.f – Synopsis Functions/Subroutines subroutine dptsvx (FACT, N, NRHS, D, E, DF, EF, B, LDB, X, LDX, RCOND, FERR, BERR, WORK, INFO) DPTSVX computes the solution to system of linear equations A * X = B for PT matrices Function/Subroutine Documentation subroutine dptsvx (characterFACT, integerN, integerNRHS, double precision, dimension( * )D, double precision, dimension( *…
dptsv.f – Synopsis Functions/Subroutines subroutine dptsv (N, NRHS, D, E, B, LDB, INFO) DPTSV computes the solution to system of linear equations A * X = B for PT matrices Function/Subroutine Documentation subroutine dptsv (integerN, integerNRHS, double precision, dimension( * )D, double precision, dimension( * )E, double precision, dimension( ldb, * )B, integerLDB, integerINFO) DPTSV…
dptrfs.f – Synopsis Functions/Subroutines subroutine dptrfs (N, NRHS, D, E, DF, EF, B, LDB, X, LDX, FERR, BERR, WORK, INFO) DPTRFS Function/Subroutine Documentation subroutine dptrfs (integerN, integerNRHS, double precision, dimension( * )D, double precision, dimension( * )E, double precision, dimension( * )DF, double precision, dimension( * )EF, double precision, dimension( ldb, * )B, integerLDB, double…
dpteqr.f – Synopsis Functions/Subroutines subroutine dpteqr (COMPZ, N, D, E, Z, LDZ, WORK, INFO) DPTEQR Function/Subroutine Documentation subroutine dpteqr (characterCOMPZ, integerN, double precision, dimension( * )D, double precision, dimension( * )E, double precision, dimension( ldz, * )Z, integerLDZ, double precision, dimension( * )WORK, integerINFO) DPTEQR Purpose: DPTEQR computes all eigenvalues and, optionally, eigenvectors of a…
dptcon.f – Synopsis Functions/Subroutines subroutine dptcon (N, D, E, ANORM, RCOND, WORK, INFO) DPTCON Function/Subroutine Documentation subroutine dptcon (integerN, double precision, dimension( * )D, double precision, dimension( * )E, double precisionANORM, double precisionRCOND, double precision, dimension( * )WORK, integerINFO) DPTCON Purpose: DPTCON computes the reciprocal of the condition number (in the 1-norm) of a real…
dpstrf.f – Synopsis Functions/Subroutines subroutine dpstrf (UPLO, N, A, LDA, PIV, RANK, TOL, WORK, INFO) DPSTRF Function/Subroutine Documentation subroutine dpstrf (characterUPLO, integerN, double precision, dimension( lda, * )A, integerLDA, integer, dimension( n )PIV, integerRANK, double precisionTOL, double precision, dimension( 2*n )WORK, integerINFO) DPSTRF Purpose: DPSTRF computes the Cholesky factorization with complete pivoting of a real…
dpstf2.f – Synopsis Functions/Subroutines subroutine dpstf2 (UPLO, N, A, LDA, PIV, RANK, TOL, WORK, INFO) DPSTF2 computes the Cholesky factorization with complete pivoting of a real symmetric or complex Hermitian positive semi-definite matrix. Function/Subroutine Documentation subroutine dpstf2 (characterUPLO, integerN, double precision, dimension( lda, * )A, integerLDA, integer, dimension( n )PIV, integerRANK, double precisionTOL, double precision,…
NAME printf, fprintf, dprintf, sprintf, snprintf, vprintf, vfprintf, vdprintf, vsprintf, vsnprintf – formatted output conversion SYNOPSIS #include <stdio.h> int printf(const char *format, …); int fprintf(FILE *stream, const char *format, …); int dprintf(int fd, const char *format, …); int sprintf(char *str, const char *format, …); int snprintf(char *str, size_t size, const char *format, …); #include <stdarg.h>…
dpptrs.f – Synopsis Functions/Subroutines subroutine dpptrs (UPLO, N, NRHS, AP, B, LDB, INFO) DPPTRS Function/Subroutine Documentation subroutine dpptrs (characterUPLO, integerN, integerNRHS, double precision, dimension( * )AP, double precision, dimension( ldb, * )B, integerLDB, integerINFO) DPPTRS Purpose: DPPTRS solves a system of linear equations A*X = B with a symmetric positive definite matrix A in packed…
dpptri.f – Synopsis Functions/Subroutines subroutine dpptri (UPLO, N, AP, INFO) DPPTRI Function/Subroutine Documentation subroutine dpptri (characterUPLO, integerN, double precision, dimension( * )AP, integerINFO) DPPTRI Purpose: DPPTRI computes the inverse of a real symmetric positive definite matrix A using the Cholesky factorization A = U**T*U or A = L*L**T computed by DPPTRF. Parameters: UPLO UPLO…