t_vb_fog.c File Reference

#include "main/glheader.h"
#include "main/colormac.h"
#include "main/context.h"
#include "main/macros.h"
#include "main/imports.h"
#include "main/mtypes.h"
#include "math/m_xform.h"
#include "t_context.h"
#include "t_pipeline.h"

Go to the source code of this file.

Data Structures
struct	fog_stage_data
Defines
#define	FOG_STAGE_DATA(stage)   ((struct fog_stage_data *)stage->privatePtr)
#define	FOG_EXP_TABLE_SIZE   256
#define	FOG_MAX   (10.0)
#define	EXP_FOG_MAX   .0006595
#define	FOG_INCR   (FOG_MAX/FOG_EXP_TABLE_SIZE)
#define	NEG_EXP(result, narg)
Functions
static void	init_static_data (void)
static void	compute_fog_blend_factors (GLcontext *ctx, GLvector4f *out, const GLvector4f *in)
static GLboolean	run_fog_stage (GLcontext *ctx, struct tnl_pipeline_stage *stage)
static GLboolean	alloc_fog_data (GLcontext *ctx, struct tnl_pipeline_stage *stage)
static void	free_fog_data (struct tnl_pipeline_stage *stage)
Variables
static GLfloat	exp_table [FOG_EXP_TABLE_SIZE]
static GLfloat	inited = 0
struct tnl_pipeline_stage	_tnl_fog_coordinate_stage