st_atom_texture.c File Reference

Include dependency graph for st_atom_texture.c:

Go to the source code of this file.

Functions
static void	update_textures (struct st_context *st)
static void	finalize_textures (struct st_context *st)
Variables
struct st_tracked_state	st_update_texture
struct st_tracked_state	st_finalize_textures

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Function Documentation

static void finalize_textures

(

struct st_context *

st

)

[static]

Definition at line 111 of file st_atom_texture.c.

References st_context::ctx, st_context::dirty, st_context::missing_textures, st_context::pipe, st_state_flags::st, st_finalize_texture(), ST_NEW_FRAGMENT_PROGRAM, st_texture_object(), st_texture_object::teximage_realloc, and TRUE.

{
   struct gl_fragment_program *fprog = st->ctx->FragmentProgram._Current;
   const GLboolean prev_missing_textures = st->missing_textures;
   GLuint su;

   st->missing_textures = GL_FALSE;

   for (su = 0; su < st->ctx->Const.MaxTextureCoordUnits; su++) {
      if (fprog->Base.SamplersUsed & (1 << su)) {
         const GLuint texUnit = fprog->Base.SamplerUnits[su];
         struct gl_texture_object *texObj
            = st->ctx->Texture.Unit[texUnit]._Current;
         struct st_texture_object *stObj = st_texture_object(texObj);

         if (texObj) {
            GLboolean flush, retval;

            retval = st_finalize_texture(st->ctx, st->pipe, texObj, &flush);
            if (!retval) {
               /* out of mem */
               st->missing_textures = GL_TRUE;
               continue;
            }

            stObj->teximage_realloc = TRUE;
         }
      }
   }

   if (prev_missing_textures != st->missing_textures)
      st->dirty.st |= ST_NEW_FRAGMENT_PROGRAM;
}

static void update_textures

(

struct st_context *

st

)

[static]

Definition at line 45 of file st_atom_texture.c.

References st_context::cso_context, cso_set_sampler_textures(), st_context::ctx, st_context::num_textures, st_context::pipe, pipe_texture_reference(), st_context::sampler_texture, st_finalize_texture(), st_get_default_texture(), st_get_stobj_texture(), st_texture_object(), and st_context::state.

{
   struct gl_fragment_program *fprog = st->ctx->FragmentProgram._Current;
   GLuint su;

   st->state.num_textures = 0;

   /*printf("%s samplers used = 0x%x\n", __FUNCTION__, fprog->Base.SamplersUsed);*/

   for (su = 0; su < st->ctx->Const.MaxTextureCoordUnits; su++) {
      struct pipe_texture *pt = NULL;

      if (fprog->Base.SamplersUsed & (1 << su)) {
         const GLuint texUnit = fprog->Base.SamplerUnits[su];
         struct gl_texture_object *texObj
            = st->ctx->Texture.Unit[texUnit]._Current;
         struct st_texture_object *stObj;
         GLboolean flush, retval;

         if (!texObj) {
            texObj = st_get_default_texture(st);
         }
         stObj = st_texture_object(texObj);

         retval = st_finalize_texture(st->ctx, st->pipe, texObj, &flush);
         if (!retval) {
            /* out of mem */
            continue;
         }

         st->state.num_textures = su + 1;

         pt = st_get_stobj_texture(stObj);
      }

      /*
      if (pt) {
         printf("%s su=%u non-null\n", __FUNCTION__, su);
      }
      else {
         printf("%s su=%u null\n", __FUNCTION__, su);
      }
      */

      pipe_texture_reference(&st->state.sampler_texture[su], pt);
   }

   cso_set_sampler_textures(st->cso_context,
                            st->state.num_textures,
                            st->state.sampler_texture);
}

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Variable Documentation

struct st_tracked_state st_finalize_textures

Initial value:

 {
   "st_finalize_textures",              
   {                                    
      _NEW_TEXTURE,                     
      0,                                
   },
   finalize_textures                    
}

Definition at line 147 of file st_atom_texture.c.

struct st_tracked_state st_update_texture

Initial value:

 {
   "st_update_texture",                                 
   {                                                    
      _NEW_TEXTURE,                                     
       0x2 ,                            
   },
   update_textures                                      
}

Definition at line 98 of file st_atom_texture.c.

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