src/gallium/state_trackers/vega/shaders_cache.h

   1 /**************************************************************************
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   3  * Copyright 2009 VMware, Inc.  All Rights Reserved.
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  15  * of the Software.
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  26
  27 #ifndef SHADERS_CACHE_H
  28 #define SHADERS_CACHE_H
  29
  30
  31 struct vg_context;
  32 struct pipe_context;
  33 struct tgsi_token;
  34 struct shaders_cache;
  35
  36 enum VegaShaderType {
  37    VEGA_SOLID_FILL_SHADER         = 1 <<  0,
  38    VEGA_LINEAR_GRADIENT_SHADER    = 1 <<  1,
  39    VEGA_RADIAL_GRADIENT_SHADER    = 1 <<  2,
  40    VEGA_PATTERN_SHADER            = 1 <<  3,
  41    VEGA_IMAGE_NORMAL_SHADER       = 1 <<  4,
  42    VEGA_IMAGE_MULTIPLY_SHADER     = 1 <<  5,
  43    VEGA_IMAGE_STENCIL_SHADER      = 1 <<  6,
  44
  45    VEGA_MASK_SHADER               = 1 <<  7,
  46
  47    VEGA_BLEND_MULTIPLY_SHADER     = 1 <<  8,
  48    VEGA_BLEND_SCREEN_SHADER       = 1 <<  9,
  49    VEGA_BLEND_DARKEN_SHADER       = 1 << 10,
  50    VEGA_BLEND_LIGHTEN_SHADER      = 1 << 11,
  51
  52    VEGA_PREMULTIPLY_SHADER        = 1 << 12,
  53    VEGA_UNPREMULTIPLY_SHADER      = 1 << 13,
  54
  55    VEGA_BW_SHADER                 = 1 << 14
  56 };
  57
  58 struct vg_shader {
  59    void *driver;
  60    struct tgsi_token *tokens;
  61    int type;/* PIPE_SHADER_VERTEX, PIPE_SHADER_FRAGMENT */
  62 };
  63
  64 struct shaders_cache *shaders_cache_create(struct vg_context *pipe);
  65 void shaders_cache_destroy(struct shaders_cache *sc);
  66 void *shaders_cache_fill(struct shaders_cache *sc,
  67                          int shader_key);
  68
  69 struct vg_shader *shader_create_from_text(struct pipe_context *pipe,
  70                                           const char *txt, int num_tokens,
  71                                           int type);
  72
  73 void vg_shader_destroy(struct vg_context *ctx, struct vg_shader *shader);
  74
  75
  76
  77 #endif