diff options
Diffstat (limited to 'src/mesa/state_tracker/st_cb_program.c')
| -rw-r--r-- | src/mesa/state_tracker/st_cb_program.c | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_cb_program.c b/src/mesa/state_tracker/st_cb_program.c new file mode 100644 index 0000000000..67a589ca8d --- /dev/null +++ b/src/mesa/state_tracker/st_cb_program.c @@ -0,0 +1,165 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * 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, sub license, 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 (including the + * next paragraph) 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 NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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: + * Keith Whitwell <keith@tungstengraphics.com> + */ + +#include "st_context.h" +#include "st_program.h" + +#include "glheader.h" +#include "macros.h" +#include "enums.h" +#include "prog_instruction.h" +#include "prog_parameter.h" +#include "program.h" +#include "programopt.h" +#include "tnl/tnl.h" + + +static void st_bind_program( GLcontext *ctx, + GLenum target, + struct gl_program *prog ) +{ + struct st_context *st = st_context(ctx); + + switch (target) { + case GL_VERTEX_PROGRAM_ARB: + break; + case GL_FRAGMENT_PROGRAM_ARB: + st->dirty.st |= ST_NEW_FRAGMENT_PROGRAM; + break; + } +} + +static struct gl_program *st_new_program( GLcontext *ctx, + GLenum target, + GLuint id ) +{ + struct st_context *st = st_context(ctx); + + switch (target) { + case GL_VERTEX_PROGRAM_ARB: + return _mesa_init_vertex_program(ctx, + CALLOC_STRUCT(gl_vertex_program), + target, + id); + + case GL_FRAGMENT_PROGRAM_ARB: { + struct st_fragment_program *prog = CALLOC_STRUCT(st_fragment_program); + + prog->id = st->program_id++; + + return _mesa_init_fragment_program( ctx, + &prog->Base, + target, + id ); + } + + default: + return _mesa_new_program(ctx, target, id); + } +} + +static void st_delete_program( GLcontext *ctx, + struct gl_program *prog ) +{ + _mesa_delete_program( ctx, prog ); +} + + +static GLboolean st_is_program_native( GLcontext *ctx, + GLenum target, + struct gl_program *prog ) +{ + return GL_TRUE; +} + +static void st_program_string_notify( GLcontext *ctx, + GLenum target, + struct gl_program *prog ) +{ + if (target == GL_FRAGMENT_PROGRAM_ARB) { + struct st_context *st = st_context(ctx); + + if (prog == &st->ctx->FragmentProgram._Current->Base) + { + struct st_fragment_program *p = + (struct st_fragment_program *) prog; + + st->dirty.st |= ST_NEW_FRAGMENT_PROGRAM; + + p->id = st->program_id++; +#if 0 + p->param_state = p->Base.Base.Parameters->StateFlags; + p->translated = 0; +#endif + + /* Gack! do this in the compiler: + */ + if (p->Base.FogOption) { + /* add extra instructions to do fog, then turn off FogOption field */ + _mesa_append_fog_code(ctx, &p->Base); + p->Base.FogOption = GL_NONE; + } + } + } + else if (target == GL_VERTEX_PROGRAM_ARB) { + + /* Also tell tnl about it: + */ + _tnl_program_string(ctx, target, prog); + } +} + + + +void st_init_cb_program( struct st_context *st ) +{ + struct dd_function_table *functions = &st->ctx->Driver; + + /* Need these flags: + */ + st->ctx->FragmentProgram._MaintainTexEnvProgram = GL_TRUE; + st->ctx->FragmentProgram._UseTexEnvProgram = GL_TRUE; + + + assert(functions->ProgramStringNotify == _tnl_program_string); + functions->BindProgram = st_bind_program; + functions->NewProgram = st_new_program; + functions->DeleteProgram = st_delete_program; + functions->IsProgramNative = st_is_program_native; + functions->ProgramStringNotify = st_program_string_notify; +} + + +void st_destroy_cb_program( struct st_context *st ) +{ +} + |