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authorKenneth Graunke <kenneth@whitecape.org>2011-01-08 23:53:11 -0800
committerKenneth Graunke <kenneth@whitecape.org>2011-01-31 11:10:59 -0800
commitba3de801ecb54bf980c338ef4f54097ca4ea60ee (patch)
treeaaf14731219b70e6a5c6c8d3b411ad27d0079c49 /src/glsl/builtins
parent4c63f2de2fdac3cedef65eb29f57e6e2b26a0d59 (diff)
texture_builtins.py: Generate texture*Offset functions.
Diffstat (limited to 'src/glsl/builtins')
-rwxr-xr-xsrc/glsl/builtins/tools/texture_builtins.py85
1 files changed, 80 insertions, 5 deletions
diff --git a/src/glsl/builtins/tools/texture_builtins.py b/src/glsl/builtins/tools/texture_builtins.py
index 5565acf13e..772ee462d2 100755
--- a/src/glsl/builtins/tools/texture_builtins.py
+++ b/src/glsl/builtins/tools/texture_builtins.py
@@ -53,9 +53,7 @@ def generate_sigs(g, tex_inst, sampler_type, variant = 0, unused_fields = 0):
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)",
@@ -64,6 +62,11 @@ def generate_sigs(g, tex_inst, sampler_type, variant = 0, unused_fields = 0):
print "\n (declare (in) " + grad_type + " dPdx)",
print "\n (declare (in) " + grad_type + " dPdy)",
+ 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 + " (var_ref sampler)",
# Coordinate
@@ -72,8 +75,10 @@ def generate_sigs(g, tex_inst, sampler_type, variant = 0, unused_fields = 0):
else:
print "(var_ref P)",
- # Offset
- print "0",
+ if variant & Offset:
+ print "(var_ref offset)",
+ else:
+ print "0",
if tex_inst != "txf":
# Projective divisor
@@ -158,6 +163,28 @@ def generate_texture_functions(fs):
generate_fiu_sigs("txl", "2DArray")
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)
+ 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_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)
+ end_function(fs, "textureOffset")
+
start_function("texelFetch")
generate_fiu_sigs("txf", "1D")
generate_fiu_sigs("txf", "2D")
@@ -166,6 +193,28 @@ 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_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)
+ end_function(fs, "textureProjOffset")
+
start_function("textureProjLod")
generate_fiu_sigs("txl", "1D", Proj)
generate_fiu_sigs("txl", "1D", Proj, 2)
@@ -174,6 +223,14 @@ def generate_texture_functions(fs):
generate_fiu_sigs("txl", "3D", Proj)
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)
+ end_function(fs, "textureProjLodOffset")
+
start_function("textureGrad")
generate_fiu_sigs("txd", "1D")
generate_fiu_sigs("txd", "2D")
@@ -183,6 +240,15 @@ def generate_texture_functions(fs):
generate_fiu_sigs("txd", "2DArray")
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)
+ end_function(fs, "textureGradOffset")
+
start_function("textureProjGrad")
generate_fiu_sigs("txd", "1D", Proj)
generate_fiu_sigs("txd", "1D", Proj, 2)
@@ -191,6 +257,15 @@ def generate_texture_functions(fs):
generate_fiu_sigs("txd", "3D", Proj)
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)
+ end_function(fs, "textureProjGradOffset")
+
+
# ARB_texture_rectangle extension
start_function("texture2DRect")
generate_sigs("", "tex", "2DRect")