gl_program_machine Struct Reference

#include <prog_execute.h>

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Detailed Description

Virtual machine state used during execution of vertex/fragment programs.

Data Fields
struct gl_program *	CurProgram
GLfloat(*	Attribs )[MAX_WIDTH][4]
	Fragment Input attributes.
GLfloat(*	DerivX )[4]
GLfloat(*	DerivY )[4]
GLuint	NumDeriv
	Max index into DerivX/Y arrays.
GLuint	CurElement
	Index into Attribs arrays.
GLfloat	VertAttribs [VERT_ATTRIB_MAX][4]
	Vertex Input attribs.
GLfloat	Temporaries [MAX_PROGRAM_TEMPS][4]
GLfloat	Outputs [MAX_PROGRAM_OUTPUTS][4]
GLfloat(*	EnvParams )[4]
	Vertex or Fragment env parameters.
GLuint	CondCodes [4]
	COND_* value for x/y/z/w.
GLint	AddressReg [MAX_PROGRAM_ADDRESS_REGS][4]
const GLubyte *	Samplers
GLuint	CallStack [MAX_PROGRAM_CALL_DEPTH]
	Array mapping sampler var to tex unit.
GLuint	StackDepth
	Index/ptr to top of CallStack[].
FetchTexelLodFunc	FetchTexelLod
	Texture fetch functions.
FetchTexelDerivFunc	FetchTexelDeriv

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Field Documentation

struct gl_program* gl_program_machine::CurProgram [read]

GLfloat(* gl_program_machine::Attribs)[MAX_WIDTH][4]

Fragment Input attributes.

GLfloat(* gl_program_machine::DerivX)[4]

GLfloat(* gl_program_machine::DerivY)[4]

GLuint gl_program_machine::NumDeriv

Max index into DerivX/Y arrays.

GLuint gl_program_machine::CurElement

Index into Attribs arrays.

GLfloat gl_program_machine::VertAttribs[VERT_ATTRIB_MAX][4]

Vertex Input attribs.

GLfloat gl_program_machine::Temporaries[MAX_PROGRAM_TEMPS][4]

GLfloat gl_program_machine::Outputs[MAX_PROGRAM_OUTPUTS][4]

GLfloat(* gl_program_machine::EnvParams)[4]

Vertex or Fragment env parameters.

GLuint gl_program_machine::CondCodes[4]

COND_* value for x/y/z/w.

GLint gl_program_machine::AddressReg[MAX_PROGRAM_ADDRESS_REGS][4]

const GLubyte* gl_program_machine::Samplers

GLuint gl_program_machine::CallStack[MAX_PROGRAM_CALL_DEPTH]

Array mapping sampler var to tex unit.

For CAL/RET instructions

GLuint gl_program_machine::StackDepth

Index/ptr to top of CallStack[].

FetchTexelLodFunc gl_program_machine::FetchTexelLod

Texture fetch functions.

FetchTexelDerivFunc gl_program_machine::FetchTexelDeriv

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The documentation for this struct was generated from the following file:

• prog_execute.h

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