prog_execute.h File Reference

#include "main/config.h"

Data Structures
struct	gl_program_machine
	Virtual machine state used during execution of vertex/fragment programs. More...
Typedefs
typedef void(*	FetchTexelLodFunc )(GLcontext *ctx, const GLfloat texcoord[4], GLfloat lambda, GLuint unit, GLfloat color[4])
typedef void(*	FetchTexelDerivFunc )(GLcontext *ctx, const GLfloat texcoord[4], const GLfloat texdx[4], const GLfloat texdy[4], GLfloat lodBias, GLuint unit, GLfloat color[4])
Functions
void	_mesa_get_program_register (GLcontext *ctx, gl_register_file file, GLuint index, GLfloat val[4])
GLboolean	_mesa_execute_program (GLcontext *ctx, const struct gl_program *program, struct gl_program_machine *machine)
	Execute the given vertex/fragment program.

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Typedef Documentation

typedef void(* FetchTexelDerivFunc)(GLcontext *ctx, const GLfloat texcoord[4], const GLfloat texdx[4], const GLfloat texdy[4], GLfloat lodBias, GLuint unit, GLfloat color[4])

typedef void(* FetchTexelLodFunc)(GLcontext *ctx, const GLfloat texcoord[4], GLfloat lambda, GLuint unit, GLfloat color[4])

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Function Documentation

GLboolean _mesa_execute_program	(	GLcontext *	ctx,
		const struct gl_program *	program,
		struct gl_program_machine *	machine
	)

Execute the given vertex/fragment program.

Parameters:

	ctx	rendering context
	program	the program to execute
	machine	machine state (must be initialized)

Returns:

GL_TRUE if program completed or GL_FALSE if program executed KIL.

void _mesa_get_program_register	(	GLcontext *	ctx,
		gl_register_file	file,
		GLuint	index,
		GLfloat	val[4]
	)

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