Merge pull request #4505 from SaracenOne/glsl_includes
Support for #includes in built-in GL shaders.
This commit is contained in:
Rémi Verschelde
commit
85c2dbe069
1 changed files with 85 additions and 53 deletions
138
methods.py
138
methods.py
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@ -664,11 +664,7 @@ def build_hlsl_dx9_headers( target, source, env ):
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return 0
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def build_legacygl_header( filename, include, class_suffix, output_attribs ):
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fs = open(filename,"r")
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line=fs.readline()
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class LegacyGLHeaderStruct:
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vertex_lines=[]
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fragment_lines=[]
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uniforms=[]
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@ -676,32 +672,57 @@ def build_legacygl_header( filename, include, class_suffix, output_attribs ):
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fbos=[]
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conditionals=[]
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enums={}
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enum_constants=[]
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texunits=[]
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texunit_names=[]
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ubos=[]
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ubo_names=[]
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reading=""
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vertex_included_files=[]
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fragment_included_files=[]
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line_offset=0
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vertex_offset=0
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fragment_offset=0
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def include_file_in_legacygl_header( filename, header_data, depth ):
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fs = open(filename,"r")
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line=fs.readline()
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reading=""
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while(line):
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if (line.find("[vertex]")!=-1):
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reading="vertex"
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line=fs.readline()
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line_offset+=1
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vertex_offset=line_offset
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header_data.line_offset+=1
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header_data.vertex_offset=header_data.line_offset
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continue
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if (line.find("[fragment]")!=-1):
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reading="fragment"
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line=fs.readline()
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line_offset+=1
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fragment_offset=line_offset
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header_data.line_offset+=1
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header_data.fragment_offset=header_data.line_offset
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continue
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while(line.find("#include ")!=-1):
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includeline = line.replace("#include ","").strip()[1:-1]
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import os.path
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included_file = os.path.relpath(os.path.dirname(filename) + "/" + includeline)
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if (not included_file in header_data.vertex_included_files and reading=="vertex"):
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header_data.vertex_included_files+=[included_file]
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if(include_file_in_legacygl_header( included_file, header_data, depth + 1 ) == None):
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print "Error in file '" + filename + "': #include " + includeline + "could not be found!"
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elif (not included_file in header_data.fragment_included_files and reading=="fragment"):
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header_data.fragment_included_files+=[included_file]
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if(include_file_in_legacygl_header( included_file, header_data, depth + 1 ) == None):
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print "Error in file '" + filename + "': #include " + includeline + "could not be found!"
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line=fs.readline()
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if (line.find("#ifdef ")!=-1 or line.find("#elif defined(")!=-1):
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if (line.find("#ifdef ")!=-1):
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@ -715,13 +736,13 @@ def build_legacygl_header( filename, include, class_suffix, output_attribs ):
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ifdefline = ifdefline.replace("_EN_","_")
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line = line.replace("_EN_","_")
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# print(enumbase+":"+ifdefline);
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if (enumbase not in enums):
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enums[enumbase]=[]
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if (ifdefline not in enums[enumbase]):
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enums[enumbase].append(ifdefline);
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if (enumbase not in header_data.enums):
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header_data.enums[enumbase]=[]
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if (ifdefline not in header_data.enums[enumbase]):
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header_data.enums[enumbase].append(ifdefline);
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elif (not ifdefline in conditionals):
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conditionals+=[ifdefline]
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elif (not ifdefline in header_data.conditionals):
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header_data.conditionals+=[ifdefline]
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if (line.find("uniform")!=-1 and line.lower().find("texunit:")!=-1):
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#texture unit
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@ -743,9 +764,9 @@ def build_legacygl_header( filename, include, class_suffix, output_attribs ):
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#unfiorm array
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x = x[ :x.find("[") ]
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if (not x in texunit_names):
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texunits+=[(x,texunit)]
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texunit_names+=[x]
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if (not x in header_data.texunit_names):
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header_data.texunits+=[(x,texunit)]
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header_data.texunit_names+=[x]
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@ -761,8 +782,8 @@ def build_legacygl_header( filename, include, class_suffix, output_attribs ):
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#unfiorm array
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x = x[ :x.find("[") ]
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if (not x in uniforms):
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uniforms+=[x]
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if (not x in header_data.uniforms):
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header_data.uniforms+=[x]
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if ((line.strip().find("in ")==0 or line.strip().find("attribute ")==0) and line.find("attrib:")!=-1):
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@ -778,7 +799,7 @@ def build_legacygl_header( filename, include, class_suffix, output_attribs ):
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if (bind.find("attrib:")!=-1):
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name=name.strip()
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bind=bind.replace("attrib:","").strip()
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attributes+=[(name,bind)]
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header_data.attributes+=[(name,bind)]
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line=line.replace("\r","")
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@ -788,17 +809,28 @@ def build_legacygl_header( filename, include, class_suffix, output_attribs ):
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#line=line+"\\n\\"
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if (reading=="vertex"):
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vertex_lines+=[line]
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header_data.vertex_lines+=[line]
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if (reading=="fragment"):
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fragment_lines+=[line]
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header_data.fragment_lines+=[line]
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line=fs.readline()
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line_offset+=1
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header_data.line_offset+=1
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fs.close();
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return header_data
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def build_legacygl_header( filename, include, class_suffix, output_attribs ):
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header_data = LegacyGLHeaderStruct()
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include_file_in_legacygl_header( filename, header_data, 0 )
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out_file = filename+".h"
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fd = open(out_file,"w")
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enum_constants=[]
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fd.write("/* WARNING, THIS FILE WAS GENERATED, DO NOT EDIT */\n");
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@ -819,21 +851,21 @@ def build_legacygl_header( filename, include, class_suffix, output_attribs ):
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fd.write("public:\n\n");
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if (len(conditionals)):
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if (len(header_data.conditionals)):
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fd.write("\tenum Conditionals {\n");
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for x in conditionals:
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for x in header_data.conditionals:
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fd.write("\t\t"+x.upper()+",\n");
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fd.write("\t};\n\n");
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if (len(uniforms)):
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if (len(header_data.uniforms)):
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fd.write("\tenum Uniforms {\n");
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for x in uniforms:
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for x in header_data.uniforms:
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fd.write("\t\t"+x.upper()+",\n");
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fd.write("\t};\n\n");
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fd.write("\t_FORCE_INLINE_ int get_uniform(Uniforms p_uniform) const { return _get_uniform(p_uniform); }\n\n");
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if (len(conditionals)):
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if (len(header_data.conditionals)):
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fd.write("\t_FORCE_INLINE_ void set_conditional(Conditionals p_conditional,bool p_enable) { _set_conditional(p_conditional,p_enable); }\n\n");
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fd.write("\t#define _FU if (get_uniform(p_uniform)<0) return; ERR_FAIL_COND( get_active()!=this );\n\n ");
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@ -940,16 +972,16 @@ def build_legacygl_header( filename, include, class_suffix, output_attribs ):
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enum_value_count=0;
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if (len(enums)):
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if (len(header_data.enums)):
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fd.write("\t\t//Written using math, given nonstandarity of 64 bits integer constants..\n");
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fd.write("\t\tstatic const Enum _enums[]={\n")
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bitofs=len(conditionals)
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bitofs=len(header_data.conditionals)
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enum_vals=[]
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for xv in enums:
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x=enums[xv]
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for xv in header_data.enums:
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x=header_data.enums[xv]
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bits=1
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amt = len(x);
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# print(x)
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@ -985,70 +1017,70 @@ def build_legacygl_header( filename, include, class_suffix, output_attribs ):
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fd.write("\t\tstatic const Enum *_enums=NULL;\n")
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fd.write("\t\tstatic const EnumValue *_enum_values=NULL;\n")
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if (len(conditionals)):
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if (len(header_data.conditionals)):
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fd.write("\t\tstatic const char* _conditional_strings[]={\n")
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if (len(conditionals)):
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for x in conditionals:
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if (len(header_data.conditionals)):
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for x in header_data.conditionals:
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fd.write("\t\t\t\"#define "+x+"\\n\",\n");
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fd.write("\t\t};\n\n");
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else:
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fd.write("\t\tstatic const char **_conditional_strings=NULL;\n")
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if (len(uniforms)):
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if (len(header_data.uniforms)):
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fd.write("\t\tstatic const char* _uniform_strings[]={\n")
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if (len(uniforms)):
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for x in uniforms:
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if (len(header_data.uniforms)):
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for x in header_data.uniforms:
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fd.write("\t\t\t\""+x+"\",\n");
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fd.write("\t\t};\n\n");
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else:
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fd.write("\t\tstatic const char **_uniform_strings=NULL;\n")
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if output_attribs:
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if (len(attributes)):
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if (len(header_data.attributes)):
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fd.write("\t\tstatic AttributePair _attribute_pairs[]={\n")
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for x in attributes:
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for x in header_data.attributes:
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fd.write("\t\t\t{\""+x[0]+"\","+x[1]+"},\n");
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fd.write("\t\t};\n\n");
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else:
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fd.write("\t\tstatic AttributePair *_attribute_pairs=NULL;\n")
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if (len(texunits)):
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if (len(header_data.texunits)):
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fd.write("\t\tstatic TexUnitPair _texunit_pairs[]={\n")
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for x in texunits:
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for x in header_data.texunits:
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fd.write("\t\t\t{\""+x[0]+"\","+x[1]+"},\n");
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fd.write("\t\t};\n\n");
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else:
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fd.write("\t\tstatic TexUnitPair *_texunit_pairs=NULL;\n")
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fd.write("\t\tstatic const char _vertex_code[]={\n")
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for x in vertex_lines:
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for x in header_data.vertex_lines:
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for i in range(len(x)):
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fd.write(str(ord(x[i]))+",");
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fd.write(str(ord('\n'))+",");
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fd.write("\t\t0};\n\n");
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fd.write("\t\tstatic const int _vertex_code_start="+str(vertex_offset)+";\n")
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fd.write("\t\tstatic const int _vertex_code_start="+str(header_data.vertex_offset)+";\n")
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fd.write("\t\tstatic const char _fragment_code[]={\n")
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for x in fragment_lines:
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for x in header_data.fragment_lines:
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for i in range(len(x)):
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fd.write(str(ord(x[i]))+",");
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fd.write(str(ord('\n'))+",");
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fd.write("\t\t0};\n\n");
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fd.write("\t\tstatic const int _fragment_code_start="+str(fragment_offset)+";\n")
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fd.write("\t\tstatic const int _fragment_code_start="+str(header_data.fragment_offset)+";\n")
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if output_attribs:
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fd.write("\t\tsetup(_conditional_strings,"+str(len(conditionals))+",_uniform_strings,"+str(len(uniforms))+",_attribute_pairs,"+str(len(attributes))+", _texunit_pairs,"+str(len(texunits))+",_vertex_code,_fragment_code,_vertex_code_start,_fragment_code_start);\n")
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fd.write("\t\tsetup(_conditional_strings,"+str(len(header_data.conditionals))+",_uniform_strings,"+str(len(header_data.uniforms))+",_attribute_pairs,"+str(len(header_data.attributes))+", _texunit_pairs,"+str(len(header_data.texunits))+",_vertex_code,_fragment_code,_vertex_code_start,_fragment_code_start);\n")
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else:
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fd.write("\t\tsetup(_conditional_strings,"+str(len(conditionals))+",_uniform_strings,"+str(len(uniforms))+",_texunit_pairs,"+str(len(texunits))+",_enums,"+str(len(enums))+",_enum_values,"+str(enum_value_count)+",_vertex_code,_fragment_code,_vertex_code_start,_fragment_code_start);\n")
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fd.write("\t\tsetup(_conditional_strings,"+str(len(header_data.conditionals))+",_uniform_strings,"+str(len(header_data.uniforms))+",_texunit_pairs,"+str(len(header_data.texunits))+",_enums,"+str(len(header_data.enums))+",_enum_values,"+str(enum_value_count)+",_vertex_code,_fragment_code,_vertex_code_start,_fragment_code_start);\n")
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fd.write("\t};\n\n")
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