src/glsl/builtins/profiles/ARB_shader_texture_lod.frag

   1 /*
   2  * The existing isotropic vertex texture functions are added to the
   3  * built-in functions for fragment shaders.
   4  */
   5 vec4 texture1DLod    (sampler1D sampler, float coord, float lod);
   6 vec4 texture1DProjLod(sampler1D sampler, vec2  coord, float lod);
   7 vec4 texture1DProjLod(sampler1D sampler, vec4  coord, float lod);
   8 vec4 texture2DLod    (sampler2D sampler, vec2 coord, float lod);
   9 vec4 texture2DProjLod(sampler2D sampler, vec3 coord, float lod);
  10 vec4 texture2DProjLod(sampler2D sampler, vec4 coord, float lod);
  11 vec4 texture3DLod    (sampler3D sampler, vec3 coord, float lod);
  12 vec4 texture3DProjLod(sampler3D sampler, vec4 coord, float lod);
  13 vec4 textureCubeLod  (samplerCube sampler, vec3 coord, float lod);
  14 vec4 shadow1DLod    (sampler1DShadow sampler, vec3 coord, float lod);
  15 vec4 shadow2DLod    (sampler2DShadow sampler, vec3 coord, float lod);
  16 vec4 shadow1DProjLod(sampler1DShadow sampler, vec4 coord, float lod);
  17 vec4 shadow2DProjLod(sampler2DShadow sampler, vec4 coord, float lod);
  18
  19 /* New anisotropic texture functions, providing explicit derivatives: */
  20 vec4 texture1DGradARB        (sampler1D sampler,
  21                               float P, float dPdx, float dPdy);
  22 vec4 texture1DProjGradARB    (sampler1D sampler,
  23                               vec2  P, float dPdx, float dPdy);
  24 vec4 texture1DProjGradARB    (sampler1D sampler,
  25                               vec4  P, float dPdx, float dPdy);
  26
  27 vec4 texture2DGradARB        (sampler2D sampler,
  28                               vec2  P, vec2  dPdx, vec2  dPdy);
  29 vec4 texture2DProjGradARB    (sampler2D sampler,
  30                               vec3  P, vec2  dPdx, vec2  dPdy);
  31 vec4 texture2DProjGradARB    (sampler2D sampler,
  32                               vec4  P, vec2  dPdx, vec2  dPdy);
  33
  34 vec4 texture3DGradARB        (sampler3D sampler,
  35                               vec3  P, vec3  dPdx, vec3  dPdy);
  36 vec4 texture3DProjGradARB    (sampler3D sampler,
  37                               vec4  P, vec3  dPdx, vec3  dPdy);
  38
  39 vec4 textureCubeGradARB      (samplerCube sampler,
  40                               vec3  P, vec3  dPdx, vec3  dPdy);
  41
  42 vec4 shadow1DGradARB         (sampler1DShadow sampler,
  43                               vec3  P, float dPdx, float dPdy);
  44 vec4 shadow1DProjGradARB     (sampler1DShadow sampler,
  45                               vec4  P, float dPdx, float dPdy);
  46
  47 vec4 shadow2DGradARB         (sampler2DShadow sampler,
  48                               vec3  P, vec2  dPdx, vec2  dPdy);
  49 vec4 shadow2DProjGradARB     (sampler2DShadow sampler,
  50                               vec4  P, vec2  dPdx, vec2  dPdy);
  51
  52 #ifdef GL_ARB_texture_rectangle
  53 vec4 texture2DRectGradARB    (sampler2DRect sampler,
  54                               vec2  P, vec2  dPdx, vec2  dPdy);
  55 vec4 texture2DRectProjGradARB(sampler2DRect sampler,
  56                               vec3  P, vec2  dPdx, vec2  dPdy);
  57 vec4 texture2DRectProjGradARB(sampler2DRect sampler,
  58                               vec4  P, vec2  dPdx, vec2  dPdy);
  59
  60 vec4 shadow2DRectGradARB     (sampler2DRectShadow sampler,
  61                               vec3  P, vec2  dPdx, vec2  dPdy);
  62 vec4 shadow2DRectProjGradARB (sampler2DRectShadow sampler,
  63                               vec4  P, vec2  dPdx, vec2  dPdy);
  64 #endif