diff options
Diffstat (limited to 'src/glsl/builtins/tools/texture_builtins.py')
| -rwxr-xr-x | src/glsl/builtins/tools/texture_builtins.py | 267 |
1 files changed, 202 insertions, 65 deletions
diff --git a/src/glsl/builtins/tools/texture_builtins.py b/src/glsl/builtins/tools/texture_builtins.py index 8bf708b5aa..2fbe79010f 100755 --- a/src/glsl/builtins/tools/texture_builtins.py +++ b/src/glsl/builtins/tools/texture_builtins.py @@ -3,6 +3,11 @@ import sys import StringIO +# Bitfield constants for the 'variant' argument to generate_sigs +Proj = 1 +Offset = 2 +Single = 4 + def vec_type(g, size): if size == 1: if g == "i": @@ -12,16 +17,20 @@ def vec_type(g, size): return "float" return g + "vec" + str(size) -# Get the base dimension - i.e. sampler3D gives 3 -# Array samplers also get +1 here since the layer is really an extra coordinate -def get_coord_dim(sampler_type): +# Get the sampler dimension - i.e. sampler3D gives 3 +def get_sampler_dim(sampler_type): if sampler_type[0].isdigit(): - coord_dim = int(sampler_type[0]) + sampler_dim = int(sampler_type[0]) elif sampler_type.startswith("Cube"): - coord_dim = 3 + sampler_dim = 3 else: assert False ("coord_dim: invalid sampler_type: " + sampler_type) + return sampler_dim +# Get the coordinate dimension for a given sampler type. +# Array samplers also get +1 here since the layer is really an extra coordinate +def get_coord_dim(sampler_type): + coord_dim = get_sampler_dim(sampler_type) if sampler_type.find("Array") != -1: coord_dim += 1 return coord_dim @@ -35,18 +44,22 @@ def get_extra_dim(sampler_type, use_proj, unused_fields): extra_dim += 1 return extra_dim -def generate_sigs(g, tex_inst, sampler_type, use_proj = False, unused_fields = 0): +def generate_sigs(g, tex_inst, sampler_type, variant = 0, unused_fields = 0): coord_dim = get_coord_dim(sampler_type) - extra_dim = get_extra_dim(sampler_type, use_proj, unused_fields) + extra_dim = get_extra_dim(sampler_type, variant & Proj, unused_fields) + offset_dim = get_sampler_dim(sampler_type) + + if variant & Single: + return_type = "float" + else: + return_type = g + "vec4" # Print parameters - print " (signature " + g + "vec4" + print " (signature", return_type print " (parameters" print " (declare (in) " + g + "sampler" + sampler_type + " sampler)" print " (declare (in) " + vec_type("i" if tex_inst == "txf" else "", coord_dim + extra_dim) + " P)", - if tex_inst == "txb": - print "\n (declare (in) float bias)", - elif tex_inst == "txl": + if tex_inst == "txl": print "\n (declare (in) float lod)", elif tex_inst == "txf": print "\n (declare (in) int lod)", @@ -55,7 +68,12 @@ def generate_sigs(g, tex_inst, sampler_type, use_proj = False, unused_fields = 0 print "\n (declare (in) " + grad_type + " dPdx)", print "\n (declare (in) " + grad_type + " dPdy)", - print ")\n ((return (" + tex_inst + " (var_ref sampler)", + if variant & Offset: + print "\n (declare (const_in) " + vec_type("i", offset_dim) + " offset)", + if tex_inst == "txb": + print "\n (declare (in) float bias)", + + print ")\n ((return (" + tex_inst, return_type, "(var_ref sampler)", # Coordinate if extra_dim > 0: @@ -63,12 +81,14 @@ def generate_sigs(g, tex_inst, sampler_type, use_proj = False, unused_fields = 0 else: print "(var_ref P)", - # Offset - print "(0 0 0)", + if variant & Offset: + print "(var_ref offset)", + else: + print "0", if tex_inst != "txf": # Projective divisor - if use_proj: + if variant & Proj: print "(swiz " + "xyzw"[coord_dim + extra_dim-1] + " (var_ref P))", else: print "1", @@ -90,10 +110,10 @@ def generate_sigs(g, tex_inst, sampler_type, use_proj = False, unused_fields = 0 print "((var_ref dPdx) (var_ref dPdy))", print "))))\n" -def generate_fiu_sigs(tex_inst, sampler_type, use_proj = False, unused_fields = 0): - generate_sigs("", tex_inst, sampler_type, use_proj, unused_fields) - generate_sigs("i", tex_inst, sampler_type, use_proj, unused_fields) - generate_sigs("u", tex_inst, sampler_type, use_proj, unused_fields) +def generate_fiu_sigs(tex_inst, sampler_type, variant = 0, unused_fields = 0): + generate_sigs("", tex_inst, sampler_type, variant, unused_fields) + generate_sigs("i", tex_inst, sampler_type, variant, unused_fields) + generate_sigs("u", tex_inst, sampler_type, variant, unused_fields) def start_function(name): sys.stdout = StringIO.StringIO() @@ -117,6 +137,11 @@ def generate_texture_functions(fs): generate_fiu_sigs("tex", "Cube") generate_fiu_sigs("tex", "1DArray") generate_fiu_sigs("tex", "2DArray") + generate_sigs("", "tex", "1DShadow", Single, 1); + generate_sigs("", "tex", "2DShadow", Single); + generate_sigs("", "tex", "CubeShadow", Single); + generate_sigs("", "tex", "1DArrayShadow", Single); + generate_sigs("", "tex", "2DArrayShadow", Single); generate_fiu_sigs("txb", "1D") generate_fiu_sigs("txb", "2D") @@ -124,20 +149,29 @@ def generate_texture_functions(fs): generate_fiu_sigs("txb", "Cube") generate_fiu_sigs("txb", "1DArray") generate_fiu_sigs("txb", "2DArray") + generate_sigs("", "txb", "1DShadow", Single, 1); + generate_sigs("", "txb", "2DShadow", Single); + generate_sigs("", "txb", "CubeShadow", Single); + generate_sigs("", "txb", "1DArrayShadow", Single); + generate_sigs("", "txb", "2DArrayShadow", Single); end_function(fs, "texture") start_function("textureProj") - generate_fiu_sigs("tex", "1D", True) - generate_fiu_sigs("tex", "1D", True, 2) - generate_fiu_sigs("tex", "2D", True) - generate_fiu_sigs("tex", "2D", True, 1) - generate_fiu_sigs("tex", "3D", True) - - generate_fiu_sigs("txb", "1D", True) - generate_fiu_sigs("txb", "1D", True, 2) - generate_fiu_sigs("txb", "2D", True) - generate_fiu_sigs("txb", "2D", True, 1) - generate_fiu_sigs("txb", "3D", True) + generate_fiu_sigs("tex", "1D", Proj) + generate_fiu_sigs("tex", "1D", Proj, 2) + generate_fiu_sigs("tex", "2D", Proj) + generate_fiu_sigs("tex", "2D", Proj, 1) + generate_fiu_sigs("tex", "3D", Proj) + generate_sigs("", "tex", "1DShadow", Proj | Single, 1); + generate_sigs("", "tex", "2DShadow", Proj | Single); + + generate_fiu_sigs("txb", "1D", Proj) + generate_fiu_sigs("txb", "1D", Proj, 2) + generate_fiu_sigs("txb", "2D", Proj) + generate_fiu_sigs("txb", "2D", Proj, 1) + generate_fiu_sigs("txb", "3D", Proj) + generate_sigs("", "txb", "1DShadow", Proj | Single, 1); + generate_sigs("", "txb", "2DShadow", Proj | Single); end_function(fs, "textureProj") start_function("textureLod") @@ -147,8 +181,42 @@ def generate_texture_functions(fs): generate_fiu_sigs("txl", "Cube") generate_fiu_sigs("txl", "1DArray") generate_fiu_sigs("txl", "2DArray") + generate_sigs("", "txl", "1DShadow", Single, 1); + generate_sigs("", "txl", "2DShadow", Single); + generate_sigs("", "txl", "1DArrayShadow", Single); end_function(fs, "textureLod") + start_function("textureLodOffset") + generate_fiu_sigs("txl", "1D", Offset) + generate_fiu_sigs("txl", "2D", Offset) + generate_fiu_sigs("txl", "3D", Offset) + generate_fiu_sigs("txl", "1DArray", Offset) + generate_fiu_sigs("txl", "2DArray", Offset) + generate_sigs("", "txl", "1DShadow", Offset | Single, 1); + generate_sigs("", "txl", "2DShadow", Offset | Single); + generate_sigs("", "txl", "1DArrayShadow", Offset | Single); + end_function(fs, "textureLodOffset") + + start_function("textureOffset") + generate_fiu_sigs("tex", "1D", Offset) + generate_fiu_sigs("tex", "2D", Offset) + generate_fiu_sigs("tex", "3D", Offset) + generate_fiu_sigs("tex", "1DArray", Offset) + generate_fiu_sigs("tex", "2DArray", Offset) + generate_sigs("", "tex", "1DShadow", Offset | Single, 1); + generate_sigs("", "tex", "2DShadow", Offset | Single); + generate_sigs("", "tex", "1DArrayShadow", Offset | Single); + + generate_fiu_sigs("txb", "1D", Offset) + generate_fiu_sigs("txb", "2D", Offset) + generate_fiu_sigs("txb", "3D", Offset) + generate_fiu_sigs("txb", "1DArray", Offset) + generate_fiu_sigs("txb", "2DArray", Offset) + generate_sigs("", "txb", "1DShadow", Offset | Single, 1); + generate_sigs("", "txb", "2DShadow", Offset | Single); + generate_sigs("", "txb", "1DArrayShadow", Offset | Single); + end_function(fs, "textureOffset") + start_function("texelFetch") generate_fiu_sigs("txf", "1D") generate_fiu_sigs("txf", "2D") @@ -157,14 +225,52 @@ def generate_texture_functions(fs): generate_fiu_sigs("txf", "2DArray") end_function(fs, "texelFetch") + start_function("texelFetchOffset") + generate_fiu_sigs("txf", "1D", Offset) + generate_fiu_sigs("txf", "2D", Offset) + generate_fiu_sigs("txf", "3D", Offset) + generate_fiu_sigs("txf", "1DArray", Offset) + generate_fiu_sigs("txf", "2DArray", Offset) + end_function(fs, "texelFetchOffset") + + start_function("textureProjOffset") + generate_fiu_sigs("tex", "1D", Proj | Offset) + generate_fiu_sigs("tex", "1D", Proj | Offset, 2) + generate_fiu_sigs("tex", "2D", Proj | Offset) + generate_fiu_sigs("tex", "2D", Proj | Offset, 1) + generate_fiu_sigs("tex", "3D", Proj | Offset) + generate_sigs("", "tex", "1DShadow", Proj | Offset | Single, 1); + generate_sigs("", "tex", "2DShadow", Proj | Offset | Single); + + generate_fiu_sigs("txb", "1D", Proj | Offset) + generate_fiu_sigs("txb", "1D", Proj | Offset, 2) + generate_fiu_sigs("txb", "2D", Proj | Offset) + generate_fiu_sigs("txb", "2D", Proj | Offset, 1) + generate_fiu_sigs("txb", "3D", Proj | Offset) + generate_sigs("", "txb", "1DShadow", Proj | Offset | Single, 1); + generate_sigs("", "txb", "2DShadow", Proj | Offset | Single); + end_function(fs, "textureProjOffset") + start_function("textureProjLod") - generate_fiu_sigs("txl", "1D", True) - generate_fiu_sigs("txl", "1D", True, 2) - generate_fiu_sigs("txl", "2D", True) - generate_fiu_sigs("txl", "2D", True, 1) - generate_fiu_sigs("txl", "3D", True) + generate_fiu_sigs("txl", "1D", Proj) + generate_fiu_sigs("txl", "1D", Proj, 2) + generate_fiu_sigs("txl", "2D", Proj) + generate_fiu_sigs("txl", "2D", Proj, 1) + generate_fiu_sigs("txl", "3D", Proj) + generate_sigs("", "txl", "1DShadow", Proj | Single, 1); + generate_sigs("", "txl", "2DShadow", Proj | Single); end_function(fs, "textureProjLod") + start_function("textureProjLodOffset") + generate_fiu_sigs("txl", "1D", Proj | Offset) + generate_fiu_sigs("txl", "1D", Proj | Offset, 2) + generate_fiu_sigs("txl", "2D", Proj | Offset) + generate_fiu_sigs("txl", "2D", Proj | Offset, 1) + generate_fiu_sigs("txl", "3D", Proj | Offset) + generate_sigs("", "txl", "1DShadow", Proj | Offset | Single, 1); + generate_sigs("", "txl", "2DShadow", Proj | Offset | Single); + end_function(fs, "textureProjLodOffset") + start_function("textureGrad") generate_fiu_sigs("txd", "1D") generate_fiu_sigs("txd", "2D") @@ -172,24 +278,55 @@ def generate_texture_functions(fs): generate_fiu_sigs("txd", "Cube") generate_fiu_sigs("txd", "1DArray") generate_fiu_sigs("txd", "2DArray") + generate_sigs("", "txd", "1DShadow", Single, 1); + generate_sigs("", "txd", "2DShadow", Single); + generate_sigs("", "txd", "CubeShadow", Single); + generate_sigs("", "txd", "1DArrayShadow", Single); + generate_sigs("", "txd", "2DArrayShadow", Single); end_function(fs, "textureGrad") + start_function("textureGradOffset") + generate_fiu_sigs("txd", "1D", Offset) + generate_fiu_sigs("txd", "2D", Offset) + generate_fiu_sigs("txd", "3D", Offset) + generate_fiu_sigs("txd", "Cube", Offset) + generate_fiu_sigs("txd", "1DArray", Offset) + generate_fiu_sigs("txd", "2DArray", Offset) + generate_sigs("", "txd", "1DShadow", Offset | Single, 1); + generate_sigs("", "txd", "2DShadow", Offset | Single); + generate_sigs("", "txd", "1DArrayShadow", Offset | Single); + generate_sigs("", "txd", "2DArrayShadow", Offset | Single); + end_function(fs, "textureGradOffset") + start_function("textureProjGrad") - generate_fiu_sigs("txd", "1D", True) - generate_fiu_sigs("txd", "1D", True, 2) - generate_fiu_sigs("txd", "2D", True) - generate_fiu_sigs("txd", "2D", True, 1) - generate_fiu_sigs("txd", "3D", True) + generate_fiu_sigs("txd", "1D", Proj) + generate_fiu_sigs("txd", "1D", Proj, 2) + generate_fiu_sigs("txd", "2D", Proj) + generate_fiu_sigs("txd", "2D", Proj, 1) + generate_fiu_sigs("txd", "3D", Proj) + generate_sigs("", "txd", "1DShadow", Proj | Single, 1); + generate_sigs("", "txd", "2DShadow", Proj | Single); end_function(fs, "textureProjGrad") + start_function("textureProjGradOffset") + generate_fiu_sigs("txd", "1D", Proj | Offset) + generate_fiu_sigs("txd", "1D", Proj | Offset, 2) + generate_fiu_sigs("txd", "2D", Proj | Offset) + generate_fiu_sigs("txd", "2D", Proj | Offset, 1) + generate_fiu_sigs("txd", "3D", Proj | Offset) + generate_sigs("", "txd", "1DShadow", Proj | Offset | Single, 1); + generate_sigs("", "txd", "2DShadow", Proj | Offset | Single); + end_function(fs, "textureProjGradOffset") + + # ARB_texture_rectangle extension start_function("texture2DRect") generate_sigs("", "tex", "2DRect") end_function(fs, "texture2DRect") start_function("texture2DRectProj") - generate_sigs("", "tex", "2DRect", True) - generate_sigs("", "tex", "2DRect", True, 1) + generate_sigs("", "tex", "2DRect", Proj) + generate_sigs("", "tex", "2DRect", Proj, 1) end_function(fs, "texture2DRectProj") start_function("shadow2DRect") @@ -197,7 +334,7 @@ def generate_texture_functions(fs): end_function(fs, "shadow2DRect") start_function("shadow2DRectProj") - generate_sigs("", "tex", "2DRectShadow", True) + generate_sigs("", "tex", "2DRectShadow", Proj) end_function(fs, "shadow2DRectProj") # EXT_texture_array extension @@ -243,15 +380,15 @@ def generate_texture_functions(fs): end_function(fs, "texture1DLod") start_function("texture1DProj") - generate_sigs("", "tex", "1D", True) - generate_sigs("", "tex", "1D", True, 2) - generate_sigs("", "txb", "1D", True) - generate_sigs("", "txb", "1D", True, 2) + generate_sigs("", "tex", "1D", Proj) + generate_sigs("", "tex", "1D", Proj, 2) + generate_sigs("", "txb", "1D", Proj) + generate_sigs("", "txb", "1D", Proj, 2) end_function(fs, "texture1DProj") start_function("texture1DProjLod") - generate_sigs("", "txl", "1D", True) - generate_sigs("", "txl", "1D", True, 2) + generate_sigs("", "txl", "1D", Proj) + generate_sigs("", "txl", "1D", Proj, 2) end_function(fs, "texture1DProjLod") start_function("texture2D") @@ -264,15 +401,15 @@ def generate_texture_functions(fs): end_function(fs, "texture2DLod") start_function("texture2DProj") - generate_sigs("", "tex", "2D", True) - generate_sigs("", "tex", "2D", True, 1) - generate_sigs("", "txb", "2D", True) - generate_sigs("", "txb", "2D", True, 1) + generate_sigs("", "tex", "2D", Proj) + generate_sigs("", "tex", "2D", Proj, 1) + generate_sigs("", "txb", "2D", Proj) + generate_sigs("", "txb", "2D", Proj, 1) end_function(fs, "texture2DProj") start_function("texture2DProjLod") - generate_sigs("", "txl", "2D", True) - generate_sigs("", "txl", "2D", True, 1) + generate_sigs("", "txl", "2D", Proj) + generate_sigs("", "txl", "2D", Proj, 1) end_function(fs, "texture2DProjLod") start_function("texture3D") @@ -285,12 +422,12 @@ def generate_texture_functions(fs): end_function(fs, "texture3DLod") start_function("texture3DProj") - generate_sigs("", "tex", "3D", True) - generate_sigs("", "txb", "3D", True) + generate_sigs("", "tex", "3D", Proj) + generate_sigs("", "txb", "3D", Proj) end_function(fs, "texture3DProj") start_function("texture3DProjLod") - generate_sigs("", "txl", "3D", True) + generate_sigs("", "txl", "3D", Proj) end_function(fs, "texture3DProjLod") start_function("textureCube") @@ -312,12 +449,12 @@ def generate_texture_functions(fs): end_function(fs, "shadow1DLod") start_function("shadow1DProj") - generate_sigs("", "tex", "1DShadow", True, 1) - generate_sigs("", "txb", "1DShadow", True, 1) + generate_sigs("", "tex", "1DShadow", Proj, 1) + generate_sigs("", "txb", "1DShadow", Proj, 1) end_function(fs, "shadow1DProj") start_function("shadow1DProjLod") - generate_sigs("", "txl", "1DShadow", True, 1) + generate_sigs("", "txl", "1DShadow", Proj, 1) end_function(fs, "shadow1DProjLod") start_function("shadow2D") @@ -330,12 +467,12 @@ def generate_texture_functions(fs): end_function(fs, "shadow2DLod") start_function("shadow2DProj") - generate_sigs("", "tex", "2DShadow", True) - generate_sigs("", "txb", "2DShadow", True) + generate_sigs("", "tex", "2DShadow", Proj) + generate_sigs("", "txb", "2DShadow", Proj) end_function(fs, "shadow2DProj") start_function("shadow2DProjLod") - generate_sigs("", "txl", "2DShadow", True) + generate_sigs("", "txl", "2DShadow", Proj) end_function(fs, "shadow2DProjLod") sys.stdout = sys.__stdout__ @@ -346,4 +483,4 @@ if __name__ == "__main__": fs = {} generate_texture_functions(fs); for k, v in fs.iteritems(): - print v + print v |