Subversion Repositories Kolibri OS

Rev

Blame | Last modification | View Log | RSS feed

  1. /**********************************************************
  2.  * Copyright 2008-2012 VMware, Inc.  All rights reserved.
  3.  *
  4.  * Permission is hereby granted, free of charge, to any person
  5.  * obtaining a copy of this software and associated documentation
  6.  * files (the "Software"), to deal in the Software without
  7.  * restriction, including without limitation the rights to use, copy,
  8.  * modify, merge, publish, distribute, sublicense, and/or sell copies
  9.  * of the Software, and to permit persons to whom the Software is
  10.  * furnished to do so, subject to the following conditions:
  11.  *
  12.  * The above copyright notice and this permission notice shall be
  13.  * included in all copies or substantial portions of the Software.
  14.  *
  15.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16.  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17.  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  18.  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  19.  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  20.  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  21.  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22.  * SOFTWARE.
  23.  *
  24.  **********************************************************/
  25.  
  26. #ifndef SVGA_SHADER_H
  27. #define SVGA_SHADER_H
  28.  
  29. #include "svga3d_reg.h"
  30.  
  31. struct svga_shader_variant;
  32.  
  33. enum pipe_error
  34. svga_define_shader(struct svga_context *svga,
  35.                    SVGA3dShaderType type,
  36.                    struct svga_shader_variant *variant);
  37.  
  38. enum pipe_error
  39. svga_destroy_shader_variant(struct svga_context *svga,
  40.                             SVGA3dShaderType type,
  41.                             struct svga_shader_variant *variant);
  42.  
  43.  
  44. /**
  45.  * Check if a shader's bytecode exceeds the device limits.
  46.  */
  47. static INLINE boolean
  48. svga_shader_too_large(const struct svga_context *svga,
  49.                       const struct svga_shader_variant *variant)
  50. {
  51.    if (svga_have_gb_objects(svga)) {
  52.       return FALSE;
  53.    }
  54.  
  55.    if (variant->nr_tokens * sizeof(variant->tokens[0])
  56.        + sizeof(SVGA3dCmdDefineShader) + sizeof(SVGA3dCmdHeader)
  57.        < SVGA_CB_MAX_COMMAND_SIZE) {
  58.       return FALSE;
  59.    }
  60.  
  61.    return TRUE;
  62. }
  63.  
  64.  
  65. #endif /* SVGA_SHADER_H */
  66.