s_fog.c File Reference

#include "main/glheader.h"
#include "main/colormac.h"
#include "main/context.h"
#include "main/macros.h"
#include "s_context.h"
#include "s_fog.h"

Go to the source code of this file.

Defines
#define	LINEAR_FOG(f, coord)   f = (fogEnd - coord) * fogScale
#define	EXP_FOG(f, coord)   f = EXPF(density * coord)
#define	EXP2_FOG(f, coord)
#define	BLEND_FOG(f, coord)   f = coord
#define	FOG_LOOP(TYPE, FOG_FUNC)
#define	FOG_LOOP_CI(FOG_FUNC)
Functions
GLfloat	_swrast_z_to_fogfactor (GLcontext *ctx, GLfloat z)
void	_swrast_fog_rgba_span (const GLcontext *ctx, SWspan *span)
void	_swrast_fog_ci_span (const GLcontext *ctx, SWspan *span)