t_vb_points.c File Reference

#include "main/glheader.h"
#include "main/mtypes.h"
#include "main/dd.h"
#include "main/imports.h"
#include "t_context.h"
#include "t_pipeline.h"

Data Structures
struct	point_stage_data
Defines
#define	POINT_STAGE_DATA(stage)   ((struct point_stage_data *)stage->privatePtr)
Functions
static GLboolean	run_point_stage (GLcontext *ctx, struct tnl_pipeline_stage *stage)
	Compute point size for each vertex from the vertex eye-space Z coordinate and the point size attenuation factors.
static GLboolean	alloc_point_data (GLcontext *ctx, struct tnl_pipeline_stage *stage)
static void	free_point_data (struct tnl_pipeline_stage *stage)
Variables
struct tnl_pipeline_stage	_tnl_point_attenuation_stage

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Define Documentation

#define POINT_STAGE_DATA

(

stage

)

((struct point_stage_data *)stage->privatePtr)

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Function Documentation

static GLboolean alloc_point_data	(	GLcontext *	ctx,
		struct tnl_pipeline_stage *	stage
	)			[static]

static void free_point_data

(

struct tnl_pipeline_stage *

stage

)

[static]

static GLboolean run_point_stage	(	GLcontext *	ctx,
		struct tnl_pipeline_stage *	stage
	)			[static]

Compute point size for each vertex from the vertex eye-space Z coordinate and the point size attenuation factors.

Only done when point size attenuation is enabled and vertex program is disabled.

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Variable Documentation

struct tnl_pipeline_stage _tnl_point_attenuation_stage

Initial value:

{
   "point size attenuation",    
   NULL,                        
   alloc_point_data,            
   free_point_data,             
   NULL,
   run_point_stage              
}

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