s_span.h File Reference

#include "swrast.h"

Go to the source code of this file.

Data Structures
struct	SWspanarrays
	Arrays of fragment values. More...
struct	SWspan
Defines
#define	SPAN_RGBA   0x01
#define	SPAN_INDEX   0x02
#define	SPAN_Z   0x04
#define	SPAN_FLAT   0x08
#define	SPAN_XY   0x10
#define	SPAN_MASK   0x20
#define	SPAN_LAMBDA   0x40
#define	SPAN_COVERAGE   0x80
#define	INIT_SPAN(S, PRIMITIVE)
Functions
void	_swrast_span_default_attribs (GLcontext *ctx, SWspan *span)
void	_swrast_span_interpolate_z (const GLcontext *ctx, SWspan *span)
GLfloat	_swrast_compute_lambda (GLfloat dsdx, GLfloat dsdy, GLfloat dtdx, GLfloat dtdy, GLfloat dqdx, GLfloat dqdy, GLfloat texW, GLfloat texH, GLfloat s, GLfloat t, GLfloat q, GLfloat invQ)
void	_swrast_write_index_span (GLcontext *ctx, SWspan *span)
void	_swrast_write_rgba_span (GLcontext *ctx, SWspan *span)
void	_swrast_read_rgba_span (GLcontext *ctx, struct gl_renderbuffer *rb, GLuint n, GLint x, GLint y, GLenum type, GLvoid *rgba)
void	_swrast_read_index_span (GLcontext *ctx, struct gl_renderbuffer *rb, GLuint n, GLint x, GLint y, GLuint indx[])
void	_swrast_get_values (GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count, const GLint x[], const GLint y[], void *values, GLuint valueSize)
void	_swrast_put_row (GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count, GLint x, GLint y, const GLvoid *values, GLuint valueSize)
void	_swrast_get_row (GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count, GLint x, GLint y, GLvoid *values, GLuint valueSize)
void *	_swrast_get_dest_rgba (GLcontext *ctx, struct gl_renderbuffer *rb, SWspan *span)