diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/glapi/glX_XML.py | 69 | ||||
| -rw-r--r-- | src/mesa/glapi/glX_proto_send.py | 20 |
2 files changed, 46 insertions, 43 deletions
diff --git a/src/mesa/glapi/glX_XML.py b/src/mesa/glapi/glX_XML.py index de854a6ae2..8efc90ca56 100644 --- a/src/mesa/glapi/glX_XML.py +++ b/src/mesa/glapi/glX_XML.py @@ -240,7 +240,7 @@ class glXEnumFunction: class glXEnum(gl_XML.glEnum): def __init__(self, context, name, attrs): gl_XML.glEnum.__init__(self, context, name, attrs) - self.glx_functions = [] + def startElement(self, name, attrs): if name == "size": @@ -416,6 +416,7 @@ class glXFunction(gl_XML.glFunction): return + def variable_length_parameter(self): for param in self.fn_parameters: if param.is_variable_length_array(): @@ -424,58 +425,70 @@ class glXFunction(gl_XML.glFunction): return None - def command_payload_length(self): - size = 0 + def offset_of_first_parameter(self): + """Get the offset of the first parameter in the command. + + Gets the offset of the first function parameter in the GLX + command packet. This byte offset is measured from the end + of the Render / RenderLarge header. The offset for all non- + pixel commends is zero. The offset for pixel commands depends + on the number of dimensions of the pixel data.""" if self.image: [dim, junk, junk, junk, junk] = self.dimensions() - + # The base size is the size of the pixel pack info # header used by images with the specified number # of dimensions. if dim <= 2: - size = 20 + return 20 elif dim <= 4: - size = 36 + return 36 else: raise RuntimeError('Invalid number of dimensions %u for parameter "%s" in function "%s".' % (dim, self.image.name, self.name)) + else: + return 0 - if self.image.img_null_flag: - size += 4 - if self.image.img_pad_dimensions: - size += 4 * (dim & 1) - - # If the image has offset parameters, like - # TexSubImage1D or TexSubImage3D, they need to - # be padded out as well. + def command_fixed_length(self): + """Return the length, in bytes as an integer, of the + fixed-size portion of the command.""" - if self.image.img_xoff: - size += 4 * (dim & 1) - + size = self.offset_of_first_parameter() + + for p in gl_XML.glFunction.parameterIterator(self): + if not p.is_output: + size += p.size() + if self.pad_after(p): + size += 4 + + if self.image and self.image.img_null_flag: + size += 4 + + return size + + + def command_variable_length(self): + """Return the length, as a string, of the variable-sized + portion of the command.""" - size_string = "" for p in gl_XML.glFunction.parameterIterator(self): - if p.is_output: continue - temp = p.size_string() - try: - s = int(temp) - size += s - except Exception,e: - size_string = size_string + " + __GLX_PAD(%s)" % (temp) + if (not p.is_output) and (p.size() == 0): + size_string = size_string + " + __GLX_PAD(%s)" % (p.size_string()) + + return size_string - return [size, size_string] def command_length(self): - [size, size_string] = self.command_payload_length() + size = self.command_fixed_length() if self.glx_rop != 0: size += 4 size = ((size + 3) & ~3) - return "%u%s" % (size, size_string) + return "%u%s" % (size, self.command_variable_length()) def opcode_real_value(self): diff --git a/src/mesa/glapi/glX_proto_send.py b/src/mesa/glapi/glX_proto_send.py index 32d8d6082e..922531d0c8 100644 --- a/src/mesa/glapi/glX_proto_send.py +++ b/src/mesa/glapi/glX_proto_send.py @@ -470,18 +470,13 @@ generic_%u_byte( GLint rop, const void * ptr ) indent += " " [dim, width, height, depth, extent] = pixel_func.dimensions() - - if dim < 3: - adjust = 20 + 4 - else: - adjust = 36 + 4 - + adjust = pixel_func.offset_of_first_parameter() + 4 print '%s emit_header(gc->pc, opcode, cmdlen);' % (indent) offset = self.pixel_emit_args(pixel_func, "gc->pc", indent, adjust, dim, 0) - [s, junk] = pixel_func.command_payload_length() + s = pixel_func.command_fixed_length() pixHeaderPtr = "gc->pc + 4" pcPtr = "gc->pc + %u" % (s + 4) @@ -559,18 +554,13 @@ generic_%u_byte( GLint rop, const void * ptr ) indent += " " [dim, width, height, depth, extent] = f.dimensions() - - if dim < 3: - adjust = 20 + 4 - else: - adjust = 36 + 4 - + adjust = f.offset_of_first_parameter() + 4 print '%s emit_header(gc->pc, %s, cmdlen);' % (indent, f.opcode_real_name()) offset = self.pixel_emit_args(f, "gc->pc", indent, adjust, dim, 0) - [s, junk] = f.command_payload_length() + s = f.command_fixed_length() pixHeaderPtr = "gc->pc + 4" pcPtr = "gc->pc + %u" % (s + 4) @@ -623,7 +613,7 @@ generic_%u_byte( GLint rop, const void * ptr ) if f.variable_length_parameter() == None and len(f.fn_parameters) == 1: p = f.fn_parameters[0] if p.is_pointer: - [cmdlen, size_string] = f.command_payload_length() + cmdlen = f.command_fixed_length() if cmdlen in self.generic_sizes: self.common_func_print_just_header(f) print ' generic_%u_byte( %s, %s );' % (cmdlen, f.opcode_real_name(), p.name) |