src/mesa/shader/nvvertexec.h

/*
 * Mesa 3-D graphics library
 * Version:  6.5.2
 *
 * Copyright (C) 1999-2006  Brian Paul   All Rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 * Authors:
 *    Brian Paul
 */

#ifndef NVVERTEXEC_H
#define NVVERTEXEC_H


/**
 * Virtual vertex program machine state.
 * Only used during program execution.
 */
struct vp_machine
{
   GLfloat Temporaries[MAX_NV_VERTEX_PROGRAM_TEMPS][4];
   GLfloat Inputs[MAX_NV_VERTEX_PROGRAM_INPUTS][4];
   GLuint InputsSize[MAX_NV_VERTEX_PROGRAM_INPUTS];
   GLfloat Outputs[MAX_NV_VERTEX_PROGRAM_OUTPUTS][4];
   GLint AddressReg[4];
};



extern void
_mesa_init_vp_per_vertex_registers(GLcontext *ctx, struct vp_machine *machine);

extern void
_mesa_init_vp_per_primitive_registers(GLcontext *ctx);

extern void
_mesa_exec_vertex_program(GLcontext *ctx,
                          struct vp_machine *machine,
                          const struct gl_vertex_program *program);

extern void
_mesa_exec_vertex_state_program(GLcontext *ctx,
                                struct gl_vertex_program *vprog,
                                const GLfloat *params);

extern void
_mesa_dump_vp_state( const struct gl_vertex_program_state *state,
                     const struct vp_machine *machine);

#endif