Changeset 20813 in vbox
- Timestamp:
- Jun 23, 2009 10:19:57 AM (15 years ago)
- File:
-
- 1 edited
-
trunk/src/VBox/GuestHost/OpenGL/packer/packer.py (modified) (2 diffs)
Legend:
- Unmodified
- Added
- Removed
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trunk/src/VBox/GuestHost/OpenGL/packer/packer.py
r15532 r20813 13 13 14 14 def WriteData( offset, arg_type, arg_name, is_swapped ): 15 16 17 18 19 else: 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 15 """Return a string to write a variable to the packing buffer.""" 16 retval = 9 17 if apiutil.IsPointer(arg_type): 18 retval = "\tWRITE_NETWORK_POINTER( %d, (void *) %s );" % (offset, arg_name ) 19 else: 20 if is_swapped: 21 if arg_type == "GLfloat" or arg_type == "GLclampf": 22 retval = "\tWRITE_DATA( %d, GLuint, SWAPFLOAT(%s) );" % (offset, arg_name) 23 elif arg_type == "GLdouble" or arg_type == "GLclampd": 24 retval = "\tWRITE_SWAPPED_DOUBLE( %d, %s );" % (offset, arg_name) 25 elif apiutil.sizeof(arg_type) == 1: 26 retval = "\tWRITE_DATA( %d, %s, %s );" % (offset, arg_type, arg_name) 27 elif apiutil.sizeof(arg_type) == 2: 28 retval = "\tWRITE_DATA( %d, %s, SWAP16(%s) );" % (offset, arg_type, arg_name) 29 elif apiutil.sizeof(arg_type) == 4: 30 retval = "\tWRITE_DATA( %d, %s, SWAP32(%s) );" % (offset, arg_type, arg_name) 31 else: 32 if arg_type == "GLdouble" or arg_type == "GLclampd": 33 retval = "\tWRITE_DOUBLE( %d, %s );" % (offset, arg_name) 34 else: 35 retval = "\tWRITE_DATA( %d, %s, %s );" % (offset, arg_type, arg_name) 36 if retval == 9: 37 print >>sys.stderr, "no retval for %s %s" % (arg_name, arg_type) 38 assert 0 39 return retval 40 40 41 41 42 42 def UpdateCurrentPointer( func_name ): 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 43 m = re.search( r"^(Color|Normal)([1234])(ub|b|us|s|ui|i|f|d)$", func_name ) 44 if m : 45 k = m.group(1) 46 name = '%s%s' % (k[:1].lower(),k[1:]) 47 type = m.group(3) + m.group(2) 48 print "\tpc->current.c.%s.%s = data_ptr;" % (name,type) 49 return 50 51 m = re.search( r"^(SecondaryColor)(3)(ub|b|us|s|ui|i|f|d)EXT$", func_name ) 52 if m : 53 k = m.group(1) 54 name = 'secondaryColor' 55 type = m.group(3) + m.group(2) 56 print "\tpc->current.c.%s.%s = data_ptr;" % (name,type) 57 return 58 59 m = re.search( r"^(TexCoord)([1234])(ub|b|us|s|ui|i|f|d)$", func_name ) 60 if m : 61 k = m.group(1) 62 name = 'texCoord' 63 type = m.group(3) + m.group(2) 64 print "\tpc->current.c.%s.%s[0] = data_ptr;" % (name,type) 65 return 66 67 m = re.search( r"^(MultiTexCoord)([1234])(ub|b|us|s|ui|i|f|d)ARB$", func_name ) 68 if m : 69 k = m.group(1) 70 name = 'texCoord' 71 type = m.group(3) + m.group(2) 72 print "\tpc->current.c.%s.%s[texture-GL_TEXTURE0_ARB] = data_ptr + 4;" % (name,type) 73 return 74 75 m = re.match( r"^(Index)(ub|b|us|s|ui|i|f|d)$", func_name ) 76 if m : 77 k = m.group(1) 78 name = 'index' 79 type = m.group(2) + "1" 80 print "\tpc->current.c.%s.%s = data_ptr;" % (name,type) 81 return 82 83 m = re.match( r"^(EdgeFlag)$", func_name ) 84 if m : 85 k = m.group(1) 86 name = 'edgeFlag' 87 type = "l1" 88 print "\tpc->current.c.%s.%s = data_ptr;" % (name,type) 89 return 90 91 m = re.match( r"^(FogCoord)(f|d)EXT$", func_name ) 92 if m : 93 k = m.group(1) 94 name = 'fogCoord' 95 type = m.group(2) + "1" 96 print "\tpc->current.c.%s.%s = data_ptr;" % (name,type) 97 return 98 99 100 m = re.search( r"^(VertexAttrib)([1234])N?(ub|b|s|f|d)(NV|ARB)$", func_name ) 101 if m : 102 k = m.group(1) 103 name = 'vertexAttrib' 104 type = m.group(3) + m.group(2) 105 # Add 12 to skip the packet length, opcode and index fields 106 print "\tpc->current.c.%s.%s[index] = data_ptr + 12;" % (name,type) 107 if m.group(4) == "ARB" or m.group(4) == "NV": 108 print "\tpc->current.attribsUsedMask |= (1 << index);" 109 return 110 110 111 111 112 112 113 113 def PrintFunc( func_name, params, is_swapped, can_have_pointers ): 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 #print "\tCRASSERT(!pc->buffer.geometry_only); /* sanity check */"156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 114 """Emit a packer function.""" 115 if is_swapped: 116 print 'void PACK_APIENTRY crPack%sSWAP( %s )' % (func_name, apiutil.MakeDeclarationString(params)) 117 else: 118 print 'void PACK_APIENTRY crPack%s( %s )' % (func_name, apiutil.MakeDeclarationString(params)) 119 print '{' 120 print '\tGET_PACKER_CONTEXT(pc);' 121 122 # Save original function name 123 orig_func_name = func_name 124 125 # Convert to a non-vector version of the function if possible 126 func_name = apiutil.NonVectorFunction( func_name ) 127 if not func_name: 128 func_name = orig_func_name 129 130 # Check if there are any pointer parameters. 131 # That's usually a problem so we'll emit an error function. 132 nonVecParams = apiutil.Parameters(func_name) 133 bail_out = 0 134 for (name, type, vecSize) in nonVecParams: 135 if apiutil.IsPointer(type) and vecSize == 0 and not can_have_pointers: 136 bail_out = 1 137 if bail_out: 138 for (name, type, vecSize) in nonVecParams: 139 print '\t(void)%s;' % (name) 140 print '\tcrError ( "%s needs to be special cased %d %d!");' % (func_name, vecSize, can_have_pointers) 141 print '\t(void) pc;' 142 print '}' 143 # XXX we should really abort here 144 return 145 146 if "extpack" in apiutil.ChromiumProps(func_name): 147 is_extended = 1 148 else: 149 is_extended = 0 150 151 152 print "\tunsigned char *data_ptr;" 153 print '\t(void) pc;' 154 #if func_name == "Enable" or func_name == "Disable": 155 # print "\tCRASSERT(!pc->buffer.geometry_only); /* sanity check */" 156 157 packet_length = apiutil.PacketLength(nonVecParams) 158 159 if packet_length == 0 and not is_extended: 160 print "\tGET_BUFFERED_POINTER_NO_ARGS( pc );" 161 elif func_name[:9] == "Translate" or func_name[:5] == "Color": 162 # XXX WTF is the purpose of this? 163 if is_extended: 164 packet_length += 8 165 print "\tGET_BUFFERED_POINTER_NO_BEGINEND_FLUSH( pc, %d );" % packet_length 166 else: 167 if is_extended: 168 packet_length += 8 169 print "\tGET_BUFFERED_POINTER( pc, %d );" % packet_length 170 UpdateCurrentPointer( func_name ) 171 172 if is_extended: 173 counter = 8 174 print WriteData( 0, 'GLint', packet_length, is_swapped ) 175 print WriteData( 4, 'GLenum', apiutil.ExtendedOpcodeName( func_name ), is_swapped ) 176 else: 177 counter = 0 178 179 # Now emit the WRITE_() macros for all parameters 180 for index in range(0,len(params)): 181 (name, type, vecSize) = params[index] 182 # if we're converting a vector-valued function to a non-vector func: 183 if vecSize > 0 and func_name != orig_func_name: 184 ptrType = apiutil.PointerType(type) 185 for i in range(0, vecSize): 186 print WriteData( counter + i * apiutil.sizeof(ptrType), 187 ptrType, "%s[%d]" % (name, i), is_swapped ) 188 # XXX increment counter here? 189 else: 190 print WriteData( counter, type, name, is_swapped ) 191 if apiutil.IsPointer(type): 192 counter += apiutil.PointerSize() 193 else: 194 counter += apiutil.sizeof(type) 195 196 # finish up 197 if is_extended: 198 print "\tWRITE_OPCODE( pc, CR_EXTEND_OPCODE );" 199 else: 200 print "\tWRITE_OPCODE( pc, %s );" % apiutil.OpcodeName( func_name ) 201 print '}\n' 202 202 203 203 … … 222 222 223 223 for func_name in keys: 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 224 if apiutil.FindSpecial( "packer", func_name ): 225 continue 226 227 if not apiutil.HasPackOpcode(func_name): 228 continue 229 230 pointers_ok = 0 231 232 return_type = apiutil.ReturnType(func_name) 233 params = apiutil.Parameters(func_name) 234 235 if return_type != 'void': 236 # Yet another gross hack for glGetString 237 if string.find( return_type, '*' ) == -1: 238 return_type = return_type + " *" 239 params.append(("return_value", return_type, 0)) 240 241 if "get" in apiutil.Properties(func_name): 242 pointers_ok = 1 243 params.append(("writeback", "int *", 0)) 244 245 if func_name == 'Writeback': 246 pointers_ok = 1 247 248 PrintFunc( func_name, params, 0, pointers_ok ) 249 PrintFunc( func_name, params, 1, pointers_ok )
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