src/mesa/shader/nvvertexec.h

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  6.5.2
   4  *
   5  * Copyright (C) 1999-2006  Brian Paul   All Rights Reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the "Software"),
   9  * to deal in the Software without restriction, including without limitation
  10  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11  * and/or sell copies of the Software, and to permit persons to whom the
  12  * Software is furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be included
  15  * in all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  21  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23  *
  24  * Authors:
  25  *    Brian Paul
  26  */
  27
  28 #ifndef NVVERTEXEC_H
  29 #define NVVERTEXEC_H
  30
  31
  32 /**
  33  * Virtual vertex program machine state.
  34  * Only used during program execution.
  35  */
  36 struct vp_machine
  37 {
  38    GLfloat Temporaries[MAX_NV_VERTEX_PROGRAM_TEMPS][4];
  39    GLfloat Inputs[MAX_NV_VERTEX_PROGRAM_INPUTS][4];
  40    GLuint InputsSize[MAX_NV_VERTEX_PROGRAM_INPUTS];
  41    GLfloat Outputs[MAX_NV_VERTEX_PROGRAM_OUTPUTS][4];
  42    GLint AddressReg[4];
  43 };
  44
  45
  46
  47 extern void
  48 _mesa_init_vp_per_vertex_registers(GLcontext *ctx, struct vp_machine *machine);
  49
  50 extern void
  51 _mesa_init_vp_per_primitive_registers(GLcontext *ctx);
  52
  53 extern void
  54 _mesa_exec_vertex_program(GLcontext *ctx,
  55                           struct vp_machine *machine,
  56                           const struct gl_vertex_program *program);
  57
  58 extern void
  59 _mesa_exec_vertex_state_program(GLcontext *ctx,
  60                                 struct gl_vertex_program *vprog,
  61                                 const GLfloat *params);
  62
  63 extern void
  64 _mesa_dump_vp_state( const struct gl_vertex_program_state *state,
  65                      const struct vp_machine *machine);
  66
  67 #endif