-#!/usr/bin/python2
+#!/usr/bin/env python
# (C) Copyright IBM Corporation 2004, 2005
# All Rights Reserved.
#
# Authors:
# Ian Romanick <idr@us.ibm.com>
-
-from xml.sax import saxutils
-from xml.sax import make_parser
-from xml.sax.handler import feature_namespaces
-
-import gl_XML
-import glX_XML
-import license
-import sys, getopt, copy
+# Jeremy Kolb <jkolb@brandeis.edu>
+
+import gl_XML, glX_XML, glX_proto_common, license
+import sys, getopt, copy, string
+
+def convertStringForXCB(str):
+ tmp = ""
+ special = [ "ARB" ]
+ i = 0
+ while i < len(str):
+ if str[i:i+3] in special:
+ tmp = '%s_%s' % (tmp, string.lower(str[i:i+3]))
+ i = i + 2;
+ elif str[i].isupper():
+ tmp = '%s_%s' % (tmp, string.lower(str[i]))
+ else:
+ tmp = '%s%s' % (tmp, str[i])
+ i += 1
+ return tmp
def hash_pixel_function(func):
"""Generate a 'unique' key for a pixel function. The key is based on
padding that might be added for the original function and the 'NULL
image' flag."""
- [dim, junk, junk, junk, junk] = func.dimensions()
- d = (dim + 1) & ~1
- h = "%uD%uD_" % (d - 1, d)
+ h = ""
+ hash_pre = ""
+ hash_suf = ""
+ for param in func.parameterIterateGlxSend():
+ if param.is_image():
+ [dim, junk, junk, junk, junk] = param.get_dimensions()
+
+ d = (dim + 1) & ~1
+ hash_pre = "%uD%uD_" % (d - 1, d)
- for p in func.parameterIterator(1, 1):
- h = "%s%u" % (h, p.size())
+ if param.img_null_flag:
+ hash_suf = "_NF"
- if func.pad_after(p):
+ h += "%u" % (param.size())
+
+ if func.pad_after(param):
h += "4"
- if func.image.img_null_flag:
- h += "_NF"
n = func.name.replace("%uD" % (dim), "")
n = "__glx_%s_%uD%uD" % (n, d - 1, d)
+
+ h = hash_pre + h + hash_suf
return [h, n]
-class glXPixelFunctionUtility(glX_XML.glXFunction):
+class glx_pixel_function_stub(glX_XML.glx_function):
"""Dummy class used to generate pixel "utility" functions that are
shared by multiple dimension image functions. For example, these
objects are used to generate shared functions used to send GLX
# parameters.
self.name = name
- self.image = copy.copy(func.image)
- self.fn_parameters = []
- for p in gl_XML.glFunction.parameterIterator(func):
- self.fn_parameters.append(p)
+ self.images = []
+ self.parameters = []
+ self.parameters_by_name = {}
+ for _p in func.parameterIterator():
+ p = copy.copy(_p)
+ self.parameters.append(p)
+ self.parameters_by_name[ p.name ] = p
+
+
+ if p.is_image():
+ self.images.append(p)
+ p.height = "height"
+
+ if p.img_yoff == None:
+ p.img_yoff = "yoffset"
+
+ if p.depth:
+ if p.extent == None:
+ p.extent = "extent"
+
+ if p.img_woff == None:
+ p.img_woff = "woffset"
+
pad_name = func.pad_after(p)
if pad_name:
pad = copy.copy(p)
pad.name = pad_name
- self.fn_parameters.append(pad)
+ self.parameters.append(pad)
+ self.parameters_by_name[ pad.name ] = pad
- if self.image.height == None:
- self.image.height = "height"
+ self.return_type = func.return_type
- if self.image.img_yoff == None:
- self.image.img_yoff = "yoffset"
+ self.glx_rop = ~0
+ self.glx_sop = 0
+ self.glx_vendorpriv = 0
- if func.image.depth:
- if self.image.extent == None:
- self.image.extent = "extent"
+ self.glx_doubles_in_order = func.glx_doubles_in_order
- if self.image.img_woff == None:
- self.image.img_woff = "woffset"
+ self.vectorequiv = None
+ self.output = None
+ self.can_be_large = func.can_be_large
+ self.reply_always_array = func.reply_always_array
+ self.dimensions_in_reply = func.dimensions_in_reply
+ self.img_reset = None
+ self.server_handcode = 0
+ self.client_handcode = 0
+ self.ignore = 0
- self.set_return_type( func.fn_return_type )
- self.glx_rop = ~0
- self.can_be_large = func.can_be_large
- self.count_parameters = func.count_parameters
- self.counter = func.counter
+ self.count_parameter_list = func.count_parameter_list
+ self.counter_list = func.counter_list
+ self.offsets_calculated = 0
return
-class PrintGlxProtoStubs(glX_XML.GlxProto):
+class PrintGlxProtoStubs(glX_proto_common.glx_print_proto):
def __init__(self):
- glX_XML.GlxProto.__init__(self)
- self.last_category = ""
+ glX_proto_common.glx_print_proto.__init__(self)
+ self.name = "glX_proto_send.py (from Mesa)"
self.license = license.bsd_license_template % ( "(C) Copyright IBM Corporation 2004, 2005", "IBM")
+
+
+ self.last_category = ""
self.generic_sizes = [3, 4, 6, 8, 12, 16, 24, 32]
self.pixel_stubs = {}
self.debug = 0
print '#include "indirect.h"'
print '#include "glxclient.h"'
print '#include "indirect_size.h"'
+ print '#include "dispatch.h"'
+ print '#include "glapi.h"'
+ print '#include "glthread.h"'
print '#include <GL/glxproto.h>'
+ print '#ifdef USE_XCB'
+ print '#include <X11/Xlib-xcb.h>'
+ print '#include <xcb/xcb.h>'
+ print '#include <xcb/glx.h>'
+ print '#endif /* USE_XCB */'
+
print ''
print '#define __GLX_PAD(n) (((n) + 3) & ~3)'
print ''
- glX_XML.printFastcall()
- glX_XML.printNoinline()
+ self.printFastcall()
+ self.printNoinline()
print ''
print '#if !defined __GNUC__ || __GNUC__ < 3'
print '# define __builtin_expect(x, y) x'
print ' temp.s[0] = (size); temp.s[1] = (op); \\'
print ' *((int *)(dest)) = temp.i; } while(0)'
print ''
- print """static NOINLINE CARD32
-read_reply( Display *dpy, size_t size, void * dest, GLboolean reply_is_always_array )
+ print """NOINLINE CARD32
+__glXReadReply( Display *dpy, size_t size, void * dest, GLboolean reply_is_always_array )
{
xGLXSingleReply reply;
(void) _XReply(dpy, (xReply *) & reply, 0, False);
if (size != 0) {
- if ((reply.length > 0) || reply_is_always_array) {
- const GLint bytes = (reply_is_always_array)
- ? (4 * reply.length) : (reply.size * size);
- const GLint extra = 4 - (bytes & 3);
-
- _XRead(dpy, dest, bytes);
- if ( extra < 4 ) {
- _XEatData(dpy, extra);
- }
- }
- else {
- (void) memcpy( dest, &(reply.pad3), size);
- }
+ if ((reply.length > 0) || reply_is_always_array) {
+ const GLint bytes = (reply_is_always_array)
+ ? (4 * reply.length) : (reply.size * size);
+ const GLint extra = 4 - (bytes & 3);
+
+ _XRead(dpy, dest, bytes);
+ if ( extra < 4 ) {
+ _XEatData(dpy, extra);
+ }
+ }
+ else {
+ (void) memcpy( dest, &(reply.pad3), size);
+ }
}
return reply.retval;
}
+NOINLINE void
+__glXReadPixelReply( Display *dpy, __GLXcontext * gc, unsigned max_dim,
+ GLint width, GLint height, GLint depth, GLenum format, GLenum type,
+ void * dest, GLboolean dimensions_in_reply )
+{
+ xGLXSingleReply reply;
+ GLint size;
+
+ (void) _XReply(dpy, (xReply *) & reply, 0, False);
+
+ if ( dimensions_in_reply ) {
+ width = reply.pad3;
+ height = reply.pad4;
+ depth = reply.pad5;
+
+ if ((height == 0) || (max_dim < 2)) { height = 1; }
+ if ((depth == 0) || (max_dim < 3)) { depth = 1; }
+ }
+
+ size = reply.length * 4;
+ if (size != 0) {
+ void * buf = Xmalloc( size );
+
+ if ( buf == NULL ) {
+ _XEatData(dpy, size);
+ __glXSetError(gc, GL_OUT_OF_MEMORY);
+ }
+ else {
+ const GLint extra = 4 - (size & 3);
+
+ _XRead(dpy, buf, size);
+ if ( extra < 4 ) {
+ _XEatData(dpy, extra);
+ }
+
+ __glEmptyImage(gc, 3, width, height, depth, format, type,
+ buf, dest);
+ Xfree(buf);
+ }
+ }
+}
+
#define X_GLXSingle 0
-static NOINLINE FASTCALL GLubyte *
-setup_single_request( __GLXcontext * gc, GLint sop, GLint cmdlen )
+NOINLINE FASTCALL GLubyte *
+__glXSetupSingleRequest( __GLXcontext * gc, GLint sop, GLint cmdlen )
{
xGLXSingleReq * req;
Display * const dpy = gc->currentDpy;
return (GLubyte *)(req) + sz_xGLXSingleReq;
}
-static NOINLINE FASTCALL GLubyte *
-setup_vendor_request( __GLXcontext * gc, GLint code, GLint vop, GLint cmdlen )
+NOINLINE FASTCALL GLubyte *
+__glXSetupVendorRequest( __GLXcontext * gc, GLint code, GLint vop, GLint cmdlen )
{
xGLXVendorPrivateReq * req;
Display * const dpy = gc->currentDpy;
self.print_generic_function(size)
return
- def printFunction(self, f):
- if f.fn_offset < 0 or f.client_handcode or f.ignore: return
- if f.glx_rop != 0 or f.vectorequiv != None:
- if f.image:
- self.printPixelFunction(f)
+ def printBody(self, api):
+
+ self.pixel_stubs = {}
+ generated_stubs = []
+
+ for func in api.functionIterateGlx():
+ if func.client_handcode: continue
+
+ # If the function is a pixel function with a certain
+ # GLX protocol signature, create a fake stub function
+ # for it. For example, create a single stub function
+ # that is used to implement both glTexImage1D and
+ # glTexImage2D.
+
+ if func.glx_rop != 0:
+ do_it = 0
+ for image in func.get_images():
+ if image.img_pad_dimensions:
+ do_it = 1
+ break
+
+
+ if do_it:
+ [h, n] = hash_pixel_function(func)
+
+
+ self.pixel_stubs[ func.name ] = n
+ if h not in generated_stubs:
+ generated_stubs.append(h)
+
+ fake_func = glx_pixel_function_stub( func, n )
+ self.printFunction(fake_func, fake_func.name)
+
+
+ self.printFunction(func, func.name)
+ if func.glx_sop and func.glx_vendorpriv:
+ self.printFunction(func, func.glx_vendorpriv_names[0])
+
+ return
+
+
+ def printFunction(self, func, name):
+ footer = '}\n'
+ if func.glx_rop == ~0:
+ print 'static %s' % (func.return_type)
+ print '%s( unsigned opcode, unsigned dim, %s )' % (func.name, func.get_parameter_string())
+ print '{'
+ else:
+ if func.has_different_protocol(name):
+ if func.return_type == "void":
+ ret_string = ''
+ else:
+ ret_string = "return "
+
+ func_name = func.static_glx_name(name)
+ print '#define %s %d' % (func.opcode_vendor_name(name), func.glx_vendorpriv)
+ print '%s gl%s(%s)' % (func.return_type, func_name, func.get_parameter_string())
+ print '{'
+ print ' __GLXcontext * const gc = __glXGetCurrentContext();'
+ print ''
+ print ' if (gc->isDirect) {'
+ print ' %sCALL_%s(GET_DISPATCH(), (%s));' % (ret_string, func.name, func.get_called_parameter_string())
+ print ' } else {'
+ footer = '}\n}\n'
else:
- self.printRenderFunction(f)
- elif f.glx_sop != 0 or f.glx_vendorpriv != 0:
- self.printSingleFunction(f)
+ print '#define %s %d' % (func.opcode_name(), func.opcode_value())
+
+ print '%s __indirect_gl%s(%s)' % (func.return_type, name, func.get_parameter_string())
+ print '{'
+
+
+ if func.glx_rop != 0 or func.vectorequiv != None:
+ if len(func.images):
+ self.printPixelFunction(func)
+ else:
+ self.printRenderFunction(func)
+ elif func.glx_sop != 0 or func.glx_vendorpriv != 0:
+ self.printSingleFunction(func, name)
+ pass
else:
- print "/* Missing GLX protocol for %s. */" % (f.name)
+ print "/* Missing GLX protocol for %s. */" % (name)
+
+ print footer
+ return
+
def print_generic_function(self, n):
size = (n + 3) & ~3
if (__builtin_expect(gc->pc > gc->limit, 0)) { (void) __glXFlushRenderBuffer(gc, gc->pc); }
}
""" % (n, size + 4, size)
+ return
- def common_emit_one_arg(self, p, offset, pc, indent, adjust):
- t = p.p_type
+ def common_emit_one_arg(self, p, pc, adjust, extra_offset):
if p.is_array():
src_ptr = p.name
else:
src_ptr = "&" + p.name
- print '%s (void) memcpy((void *)(%s + %u), (void *)(%s), %s);' \
- % (indent, pc, offset + adjust, src_ptr, p.size_string() )
-
- def common_emit_args(self, f, pc, indent, adjust, skip_vla):
- offset = 0
-
- if skip_vla:
- r = 1
+ if not extra_offset:
+ print '(void) memcpy((void *)(%s + %u), (void *)(%s), %s);' \
+ % (pc, p.offset + adjust, src_ptr, p.size_string() )
else:
- r = 2
+ print '(void) memcpy((void *)(%s + %u + %s), (void *)(%s), %s);' \
+ % (pc, p.offset + adjust, extra_offset, src_ptr, p.size_string() )
- for p in f.parameterIterator(1, r):
- self.common_emit_one_arg(p, offset, pc, indent, adjust)
- offset += p.size()
+ def common_emit_args(self, f, pc, adjust, skip_vla):
+ extra_offset = None
- return offset
+ for p in f.parameterIterateGlxSend( not skip_vla ):
+ if p.name != f.img_reset:
+ self.common_emit_one_arg(p, pc, adjust, extra_offset)
+
+ if p.is_variable_length():
+ temp = p.size_string()
+ if extra_offset:
+ extra_offset += " + %s" % (temp)
+ else:
+ extra_offset = temp
+ return
- def pixel_emit_args(self, f, pc, indent, adjust, dim, large):
+
+ def pixel_emit_args(self, f, pc, large):
"""Emit the arguments for a pixel function. This differs from
common_emit_args in that pixel functions may require padding
be inserted (i.e., for the missing width field for
TexImage1D), and they may also require a 'NULL image' flag
be inserted before the image data."""
- offset = 0
- for p in f.parameterIterator(1, 1):
- self.common_emit_one_arg(p, offset, pc, indent, adjust)
- offset += p.size()
+ if large:
+ adjust = 8
+ else:
+ adjust = 4
+
+ for param in f.parameterIterateGlxSend():
+ if not param.is_image():
+ self.common_emit_one_arg(param, pc, adjust, None)
- if f.pad_after(p):
- print '%s (void) memcpy((void *)(%s + %u), zero, 4);' % (indent, pc, offset + adjust)
- offset += 4
+ if f.pad_after(param):
+ print '(void) memcpy((void *)(%s + %u), zero, 4);' % (pc, (param.offset + param.size()) + adjust)
- if f.image.img_null_flag:
- if large:
- print '%s (void) memcpy((void *)(%s + %u), zero, 4);' % (indent, pc, offset + adjust)
else:
- print '%s (void) memcpy((void *)(%s + %u), (void *)((%s == NULL) ? one : zero), 4);' % (indent, pc, offset + adjust, f.image.name)
+ [dim, width, height, depth, extent] = param.get_dimensions()
+ if f.glx_rop == ~0:
+ dim_str = "dim"
+ else:
+ dim_str = str(dim)
- offset += 4
+ if param.img_null_flag:
+ if large:
+ print '(void) memcpy((void *)(%s + %u), zero, 4);' % (pc, (param.offset - 4) + adjust)
+ else:
+ print '(void) memcpy((void *)(%s + %u), (void *)((%s == NULL) ? one : zero), 4);' % (pc, (param.offset - 4) + adjust, param.name)
- return offset
+ pixHeaderPtr = "%s + %u" % (pc, adjust)
+ pcPtr = "%s + %u" % (pc, param.offset + adjust)
- def large_emit_begin(self, indent, f, op_name = None):
- if not op_name:
- op_name = f.opcode_real_name()
+ if not large:
+ if param.img_send_null:
+ condition = '(compsize > 0) && (%s != NULL)' % (param.name)
+ else:
+ condition = 'compsize > 0'
+
+ print 'if (%s) {' % (condition)
+ print ' (*gc->fillImage)(gc, %s, %s, %s, %s, %s, %s, %s, %s, %s);' % (dim_str, width, height, depth, param.img_format, param.img_type, param.name, pcPtr, pixHeaderPtr)
+ print '} else {'
+ print ' (void) memcpy( %s, default_pixel_store_%uD, default_pixel_store_%uD_size );' % (pixHeaderPtr, dim, dim)
+ print '}'
+ else:
+ print '__glXSendLargeImage(gc, compsize, %s, %s, %s, %s, %s, %s, %s, %s, %s);' % (dim_str, width, height, depth, param.img_format, param.img_type, param.name, pcPtr, pixHeaderPtr)
- print '%s const GLint op = %s;' % (indent, op_name)
- print '%s const GLuint cmdlenLarge = cmdlen + 4;' % (indent)
- print '%s GLubyte * const pc = __glXFlushRenderBuffer(gc, gc->pc);' % (indent)
- print '%s (void) memcpy((void *)(pc + 0), (void *)(&cmdlenLarge), 4);' % (indent)
- print '%s (void) memcpy((void *)(pc + 4), (void *)(&op), 4);' % (indent)
return
- def common_func_print_just_header(self, f):
- print '#define %s %d' % (f.opcode_name(), f.opcode_value())
+ def large_emit_begin(self, f, op_name = None):
+ if not op_name:
+ op_name = f.opcode_real_name()
- print '%s' % (f.fn_return_type)
- print '__indirect_gl%s(%s)' % (f.name, f.get_parameter_string())
- print '{'
+ print 'const GLint op = %s;' % (op_name)
+ print 'const GLuint cmdlenLarge = cmdlen + 4;'
+ print 'GLubyte * const pc = __glXFlushRenderBuffer(gc, gc->pc);'
+ print '(void) memcpy((void *)(pc + 0), (void *)(&cmdlenLarge), 4);'
+ print '(void) memcpy((void *)(pc + 4), (void *)(&op), 4);'
+ return
def common_func_print_just_start(self, f):
print ' __GLXcontext * const gc = __glXGetCurrentContext();'
-
+
# The only reason that single and vendor private commands need
# a variable called 'dpy' is becuase they use the SyncHandle
# macro. For whatever brain-dead reason, that macro is hard-
# coded to use a variable called 'dpy' instead of taking a
# parameter.
+ # FIXME Simplify the logic related to skip_condition and
+ # FIXME condition_list in this function. Basically, remove
+ # FIXME skip_condition, and just append the "dpy != NULL" type
+ # FIXME condition to condition_list from the start. The only
+ # FIXME reason it's done in this confusing way now is to
+ # FIXME minimize the diffs in the generated code.
+
if not f.glx_rop:
+ for p in f.parameterIterateOutputs():
+ if p.is_image():
+ print ' const __GLXattribute * const state = gc->client_state_private;'
+ break
+
print ' Display * const dpy = gc->currentDpy;'
skip_condition = "dpy != NULL"
elif f.can_be_large:
skip_condition = None
- if f.fn_return_type != 'void':
- print ' %s retval = (%s) 0;' % (f.fn_return_type, f.fn_return_type)
+ if f.return_type != 'void':
+ print ' %s retval = (%s) 0;' % (f.return_type, f.return_type)
- if f.count_parameters and not f.output_parameter():
- print ' const GLuint compsize = __gl%s_size(%s);' % (f.name, f.count_parameters)
- elif f.image:
- [dim, w, h, d, junk] = f.dimensions()
-
- compsize = '__glImageSize(%s, %s, %s, %s, %s, %s)' % (w, h, d, f.image.img_format, f.image.img_type, f.image.img_target)
- if not f.image.img_send_null:
- compsize = '(%s != NULL) ? %s : 0' % (f.image.name, compsize)
- print ' const GLuint compsize = %s;' % (compsize)
+ self.emit_packet_size_calculation(f, 0)
+ condition_list = []
+ for p in f.parameterIterateCounters():
+ condition_list.append( "%s >= 0" % (p.name) )
- print ' const GLuint cmdlen = %s;' % (f.command_length())
+ if skip_condition:
+ condition_list.append( skip_condition )
- if f.counter:
- if skip_condition:
- skip_condition = "(%s >= 0) && (%s)" % (f.counter, skip_condition)
+ if len( condition_list ) > 0:
+ if len( condition_list ) > 1:
+ skip_condition = "(%s)" % (string.join( condition_list, ") && (" ))
else:
- skip_condition = "%s >= 0" % (f.counter)
-
+ skip_condition = "%s" % (condition_list.pop(0))
- if skip_condition:
print ' if (__builtin_expect(%s, 1)) {' % (skip_condition)
return 1
else:
return 0
- def common_func_print_header(self, f):
- self.common_func_print_just_header(f)
- return self.common_func_print_just_start(f)
-
-
-
- def printSingleFunction(self, f):
- self.common_func_print_header(f)
+ def printSingleFunction(self, f, name):
+ self.common_func_print_just_start(f)
if self.debug:
print ' printf( "Enter %%s...\\n", "gl%s" );' % (f.name)
- if f.fn_parameters != []:
- pc_decl = "GLubyte const * pc ="
- else:
- pc_decl = "(void)"
-
- if f.glx_vendorpriv != 0:
- print ' %s setup_vendor_request(gc, %s, %s, cmdlen);' % (pc_decl, f.opcode_real_name(), f.opcode_name())
- else:
- print ' %s setup_single_request(gc, %s, cmdlen);' % (pc_decl, f.opcode_name())
-
- self.common_emit_args(f, "pc", " ", 0, 0)
-
- if f.needs_reply():
- if f.output != None:
- output_size = f.output.p_type.size
- output_str = f.output.name
- else:
- output_size = 0
- output_str = "NULL"
-
- if f.fn_return_type != 'void':
- return_str = " retval = (%s)" % (f.fn_return_type)
- else:
- return_str = " (void)"
-
- if f.reply_always_array:
- aa = "GL_TRUE"
- else:
- aa = "GL_FALSE"
-
- print " %s read_reply(dpy, %s, %s, %s);" % (return_str, output_size, output_str, aa)
- elif self.debug:
- # Only emit the extra glFinish call for functions
- # that don't already require a reply from the server.
- print ' __indirect_glFinish();'
+ if name not in f.glx_vendorpriv_names:
+
+ # XCB specific:
+ print '#ifdef USE_XCB'
+ if self.debug:
+ print ' printf("\\tUsing XCB.\\n");'
+ print ' xcb_connection_t *c = XGetXCBConnection(dpy);'
+ print ' (void) __glXFlushRenderBuffer(gc, gc->pc);'
+ xcb_name = 'xcb_glx%s' % convertStringForXCB(name)
+
+ iparams=[]
+ extra_iparams = []
+ output = None
+ for p in f.parameterIterator():
+ if p.is_output:
+ output = p
+
+ if p.is_image():
+ if p.img_format != "GL_COLOR_INDEX" or p.img_type != "GL_BITMAP":
+ extra_iparams.append("state->storePack.swapEndian")
+ else:
+ extra_iparams.append("0")
+
+ # Hardcode this in. lsb_first param (apparently always GL_FALSE)
+ # also present in GetPolygonStipple, but taken care of above.
+ if xcb_name == "xcb_glx_read_pixels":
+ extra_iparams.append("0")
+ else:
+ iparams.append(p.name)
- if self.debug:
- print ' printf( "Exit %%s.\\n", "gl%s" );' % (f.name)
+ xcb_request = '%s(%s)' % (xcb_name, ", ".join(["c", "gc->currentContextTag"] + iparams + extra_iparams))
- print ' UnlockDisplay(dpy); SyncHandle();'
- print ' }'
- print ' %s' % f.return_string()
- print '}'
- print ''
- return
+ if f.needs_reply():
+ print ' %s_reply_t *reply = %s_reply(c, %s, NULL);' % (xcb_name, xcb_name, xcb_request)
+ if output and f.reply_always_array:
+ print ' (void)memcpy(%s, %s_data(reply), %s_data_length(reply) * sizeof(%s));' % (output.name, xcb_name, xcb_name, output.get_base_type_string())
+ elif output and not f.reply_always_array:
+ if not output.is_image():
+ print ' if (%s_data_length(reply) == 0)' % (xcb_name)
+ print ' (void)memcpy(%s, &reply->datum, sizeof(reply->datum));' % (output.name)
+ print ' else'
+ print ' (void)memcpy(%s, %s_data(reply), %s_data_length(reply) * sizeof(%s));' % (output.name, xcb_name, xcb_name, output.get_base_type_string())
- def printPixelFunction(self, f):
- """This function could use some major refactoring. :("""
-
- # There is a code-space optimization that we can do here.
- # Functions that are marked img_pad_dimensions have a version
- # with an odd number of dimensions and an even number of
- # dimensions. TexSubImage1D and TexSubImage2D are examples.
- # We can emit a single function that does both, and have the
- # real functions call the utility function with the correct
- # parameters.
- #
- # The only quirk to this is that utility funcitons will be
- # generated for 3D and 4D functions, but 4D (e.g.,
- # GL_SGIS_texture4D) isn't typically supported. This is
- # probably not an issue. However, it would be possible to
- # look at the total set of functions and determine if there
- # is another function that would actually use the utility
- # function. If not, then fallback to the normal way of
- # generating code.
-
- if f.image.img_pad_dimensions:
- # Determine the hash key and the name for the utility
- # function that is used to implement the real
- # function.
-
- [h, n] = hash_pixel_function(f)
-
- # If the utility function is not yet known, generate
- # it.
+ if f.return_type != 'void':
+ print ' retval = reply->ret_val;'
+ print ' free(reply);'
+ else:
+ print ' ' + xcb_request + ';'
+ print '#else'
+ # End of XCB specific.
- if not self.pixel_stubs.has_key(h):
- self.pixel_stubs[h] = n
- pixel_func = glXPixelFunctionUtility(f, n)
- print 'static void'
- print '%s( unsigned opcode, unsigned dim, %s )' % (n, pixel_func.get_parameter_string())
- print '{'
+ if f.parameters != []:
+ pc_decl = "GLubyte const * pc ="
+ else:
+ pc_decl = "(void)"
- if self.common_func_print_just_start(pixel_func):
- indent = " "
- trailer = " }"
- else:
- indent = ""
- trailer = None
+ if name in f.glx_vendorpriv_names:
+ print ' %s __glXSetupVendorRequest(gc, %s, %s, cmdlen);' % (pc_decl, f.opcode_real_name(), f.opcode_vendor_name(name))
+ else:
+ print ' %s __glXSetupSingleRequest(gc, %s, cmdlen);' % (pc_decl, f.opcode_name())
+ self.common_emit_args(f, "pc", 0, 0)
- if pixel_func.can_be_large:
- print '%s if (cmdlen <= gc->maxSmallRenderCommandSize) {' % (indent)
- print '%s if ( (gc->pc + cmdlen) > gc->bufEnd ) {' % (indent)
- print '%s (void) __glXFlushRenderBuffer(gc, gc->pc);' % (indent)
- print '%s }' % (indent)
- indent += " "
+ images = f.get_images()
- [dim, width, height, depth, extent] = pixel_func.dimensions()
- adjust = pixel_func.offset_of_first_parameter() + 4
+ for img in images:
+ if img.is_output:
+ o = f.command_fixed_length() - 4
+ print ' *(int32_t *)(pc + %u) = 0;' % (o)
+ if img.img_format != "GL_COLOR_INDEX" or img.img_type != "GL_BITMAP":
+ print ' * (int8_t *)(pc + %u) = state->storePack.swapEndian;' % (o)
+
+ if f.img_reset:
+ print ' * (int8_t *)(pc + %u) = %s;' % (o + 1, f.img_reset)
- print '%s emit_header(gc->pc, opcode, cmdlen);' % (indent)
- offset = self.pixel_emit_args(pixel_func, "gc->pc", indent, adjust, dim, 0)
+ return_name = ''
+ if f.needs_reply():
+ if f.return_type != 'void':
+ return_name = " retval"
+ return_str = " retval = (%s)" % (f.return_type)
+ else:
+ return_str = " (void)"
- s = pixel_func.command_fixed_length()
+ got_reply = 0
- pixHeaderPtr = "gc->pc + 4"
- pcPtr = "gc->pc + %u" % (s + 4)
+ for p in f.parameterIterateOutputs():
+ if p.is_image():
+ [dim, w, h, d, junk] = p.get_dimensions()
+ if f.dimensions_in_reply:
+ print " __glXReadPixelReply(dpy, gc, %u, 0, 0, 0, %s, %s, %s, GL_TRUE);" % (dim, p.img_format, p.img_type, p.name)
+ else:
+ print " __glXReadPixelReply(dpy, gc, %u, %s, %s, %s, %s, %s, %s, GL_FALSE);" % (dim, w, h, d, p.img_format, p.img_type, p.name)
- if pixel_func.image.img_send_null:
- condition = '(compsize > 0) && (%s != NULL)' % (pixel_func.image.name)
+ got_reply = 1
else:
- condition = 'compsize > 0'
+ if f.reply_always_array:
+ aa = "GL_TRUE"
+ else:
+ aa = "GL_FALSE"
- print '%s if (%s) {' % (indent, condition)
- print '%s (*gc->fillImage)(gc, dim, %s, %s, %s, %s, %s, %s, %s, %s);' % (indent, width, height, depth, pixel_func.image.img_format, pixel_func.image.img_type, pixel_func.image.name, pcPtr, pixHeaderPtr)
- print '%s }' % (indent)
- print '%s else {' % (indent)
- print '%s (void) memcpy( %s, default_pixel_store_%uD, default_pixel_store_%uD_size );' % (indent, pixHeaderPtr, dim, dim)
- print '%s }' % (indent)
+ # gl_parameter.size() returns the size
+ # of the entire data item. If the
+ # item is a fixed-size array, this is
+ # the size of the whole array. This
+ # is not what __glXReadReply wants. It
+ # wants the size of a single data
+ # element in the reply packet.
+ # Dividing by the array size (1 for
+ # non-arrays) gives us this.
- print '%s gc->pc += cmdlen;' % (indent)
- print '%s if (gc->pc > gc->limit) { (void) __glXFlushRenderBuffer(gc, gc->pc); }' % (indent)
+ s = p.size() / p.get_element_count()
+ print " %s __glXReadReply(dpy, %s, %s, %s);" % (return_str, s, p.name, aa)
+ got_reply = 1
- if f.can_be_large:
- adjust += 4
- print '%s}' % (indent)
- print '%selse {' % (indent)
+ # If a reply wasn't read to fill an output parameter,
+ # read a NULL reply to get the return value.
- self.large_emit_begin(indent, pixel_func, "opcode")
- offset = self.pixel_emit_args(pixel_func, "pc", indent, adjust, dim, 1)
+ if not got_reply:
+ print " %s __glXReadReply(dpy, 0, NULL, GL_FALSE);" % (return_str)
- pixHeaderPtr = "pc + 8"
- pcPtr = "pc + %u" % (s + 8)
- print '%s __glXSendLargeImage(gc, compsize, dim, %s, %s, %s, %s, %s, %s, %s, %s);' % (indent, width, height, depth, f.image.img_format, f.image.img_type, f.image.name, pcPtr, pixHeaderPtr)
+ elif self.debug:
+ # Only emit the extra glFinish call for functions
+ # that don't already require a reply from the server.
+ print ' __indirect_glFinish();'
- print '%s}' % (indent)
+ if self.debug:
+ print ' printf( "Exit %%s.\\n", "gl%s" );' % (name)
- if trailer: print trailer
- print '}'
- print ''
+ print ' UnlockDisplay(dpy); SyncHandle();'
+ if name not in f.glx_vendorpriv_names:
+ print '#endif /* USE_XCB */'
- # Generate the real function as a call to the
- # utility function.
+ print ' }'
+ print ' return%s;' % (return_name)
+ return
- self.common_func_print_just_header(f)
- [dim, junk, junk, junk, junk] = f.dimensions()
+ def printPixelFunction(self, f):
+ if self.pixel_stubs.has_key( f.name ):
+ # Normally gl_function::get_parameter_string could be
+ # used. However, this call needs to have the missing
+ # dimensions (e.g., a fake height value for
+ # glTexImage1D) added in.
p_string = ""
- for p in gl_XML.glFunction.parameterIterator(f):
- p_string += ", " + p.name
+ for param in f.parameterIterateGlxSend():
+ p_string += ", " + param.name
- if f.pad_after(p):
+ if param.is_image():
+ [dim, junk, junk, junk, junk] = param.get_dimensions()
+
+ if f.pad_after(param):
p_string += ", 1"
- print ' %s(%s, %u%s );' % (n, f.opcode_name(), dim, p_string)
- print '}'
- print ''
+ print ' %s(%s, %u%s );' % (self.pixel_stubs[f.name] , f.opcode_name(), dim, p_string)
return
- if self.common_func_print_header(f):
- indent = " "
+ if self.common_func_print_just_start(f):
trailer = " }"
else:
- indent = ""
trailer = None
if f.can_be_large:
- print '%s if (cmdlen <= gc->maxSmallRenderCommandSize) {' % (indent)
- print '%s if ( (gc->pc + cmdlen) > gc->bufEnd ) {' % (indent)
- print '%s (void) __glXFlushRenderBuffer(gc, gc->pc);' % (indent)
- print '%s }' % (indent)
- indent += " "
-
- [dim, width, height, depth, extent] = f.dimensions()
- 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 = f.command_fixed_length()
+ print 'if (cmdlen <= gc->maxSmallRenderCommandSize) {'
+ print ' if ( (gc->pc + cmdlen) > gc->bufEnd ) {'
+ print ' (void) __glXFlushRenderBuffer(gc, gc->pc);'
+ print ' }'
- pixHeaderPtr = "gc->pc + 4"
- pcPtr = "gc->pc + %u" % (s + 4)
-
- if f.image.img_send_null:
- condition = '(compsize > 0) && (%s != NULL)' % (f.image.name)
+ if f.glx_rop == ~0:
+ opcode = "opcode"
else:
- condition = 'compsize > 0'
+ opcode = f.opcode_real_name()
- print '%s if (%s) {' % (indent, condition)
- print '%s (*gc->fillImage)(gc, %u, %s, %s, %s, %s, %s, %s, %s, %s);' % (indent, dim, width, height, depth, f.image.img_format, f.image.img_type, f.image.name, pcPtr, pixHeaderPtr)
- print '%s }' % (indent)
- print '%s else {' % (indent)
- print '%s (void) memcpy( %s, default_pixel_store_%uD, default_pixel_store_%uD_size );' % (indent, pixHeaderPtr, dim, dim)
- print '%s }' % (indent)
+ print 'emit_header(gc->pc, %s, cmdlen);' % (opcode)
- print '%s gc->pc += cmdlen;' % (indent)
- print '%s if (gc->pc > gc->limit) { (void) __glXFlushRenderBuffer(gc, gc->pc); }' % (indent)
+ self.pixel_emit_args( f, "gc->pc", 0 )
+ print 'gc->pc += cmdlen;'
+ print 'if (gc->pc > gc->limit) { (void) __glXFlushRenderBuffer(gc, gc->pc); }'
if f.can_be_large:
- adjust += 4
-
- print '%s}' % (indent)
- print '%selse {' % (indent)
-
- self.large_emit_begin(indent, f)
- offset = self.pixel_emit_args(f, "pc", indent, adjust, dim, 1)
-
- pixHeaderPtr = "pc + 8"
- pcPtr = "pc + %u" % (s + 8)
+ print '}'
+ print 'else {'
- print '%s __glXSendLargeImage(gc, compsize, %u, %s, %s, %s, %s, %s, %s, %s, %s);' % (indent, dim, width, height, depth, f.image.img_format, f.image.img_type, f.image.name, pcPtr, pixHeaderPtr)
+ self.large_emit_begin(f, opcode)
+ self.pixel_emit_args(f, "pc", 1)
- print '%s}' % (indent)
+ print '}'
if trailer: print trailer
- print '}'
- print ''
return
# of them, special case them with generic functions. On
# x86, this saves about 26KB in the libGL.so binary.
- if f.variable_length_parameter() == None and len(f.fn_parameters) == 1:
- p = f.fn_parameters[0]
- if p.is_pointer:
+ if f.variable_length_parameter() == None and len(f.parameters) == 1:
+ p = f.parameters[0]
+ if p.is_pointer():
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)
- print '}'
- print ''
return
- if self.common_func_print_header(f):
- indent = " "
+ if self.common_func_print_just_start(f):
trailer = " }"
else:
- indent = ""
trailer = None
if self.debug:
- print '%s printf( "Enter %%s...\\n", "gl%s" );' % (indent, f.name)
+ print 'printf( "Enter %%s...\\n", "gl%s" );' % (f.name)
if f.can_be_large:
- print '%s if (cmdlen <= gc->maxSmallRenderCommandSize) {' % (indent)
- print '%s if ( (gc->pc + cmdlen) > gc->bufEnd ) {' % (indent)
- print '%s (void) __glXFlushRenderBuffer(gc, gc->pc);' % (indent)
- print '%s }' % (indent)
- indent += " "
+ print 'if (cmdlen <= gc->maxSmallRenderCommandSize) {'
+ print ' if ( (gc->pc + cmdlen) > gc->bufEnd ) {'
+ print ' (void) __glXFlushRenderBuffer(gc, gc->pc);'
+ print ' }'
- print '%s emit_header(gc->pc, %s, cmdlen);' % (indent, f.opcode_real_name())
+ print 'emit_header(gc->pc, %s, cmdlen);' % (f.opcode_real_name())
- self.common_emit_args(f, "gc->pc", indent, 4, 0)
- print '%s gc->pc += cmdlen;' % (indent)
- print '%s if (__builtin_expect(gc->pc > gc->limit, 0)) { (void) __glXFlushRenderBuffer(gc, gc->pc); }' % (indent)
+ self.common_emit_args(f, "gc->pc", 4, 0)
+ print 'gc->pc += cmdlen;'
+ print 'if (__builtin_expect(gc->pc > gc->limit, 0)) { (void) __glXFlushRenderBuffer(gc, gc->pc); }'
if f.can_be_large:
- print '%s}' % (indent)
- print '%selse {' % (indent)
+ print '}'
+ print 'else {'
- self.large_emit_begin(indent, f)
- offset = self.common_emit_args(f, "pc", indent, 8, 1)
+ self.large_emit_begin(f)
+ self.common_emit_args(f, "pc", 8, 1)
p = f.variable_length_parameter()
- print '%s __glXSendLargeCommand(gc, pc, %u, %s, %s);' % (indent, offset + 8, p.name, p.size_string())
- print '%s}' % (indent)
+ print ' __glXSendLargeCommand(gc, pc, %u, %s, %s);' % (p.offset + 8, p.name, p.size_string())
+ print '}'
if self.debug:
- print '%s __indirect_glFinish();' % (indent)
- print '%s printf( "Exit %%s.\\n", "gl%s" );' % (indent, f.name)
+ print '__indirect_glFinish();'
+ print 'printf( "Exit %%s.\\n", "gl%s" );' % (f.name)
if trailer: print trailer
- print '}'
- print ''
return
-class PrintGlxProtoInit_c(glX_XML.GlxProto):
+class PrintGlxProtoInit_c(gl_XML.gl_print_base):
def __init__(self):
- glX_XML.GlxProto.__init__(self)
- self.last_category = ""
+ gl_XML.gl_print_base.__init__(self)
+
+ self.name = "glX_proto_send.py (from Mesa)"
self.license = license.bsd_license_template % ( \
"""Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
(C) Copyright IBM Corporation 2004""", "PRECISION INSIGHT, IBM")
+ return
def printRealHeader(self):
return glAPI;
}
"""
+ return
- def printFunction(self, f):
- if f.fn_offset < 0 or f.ignore: return
-
- if f.category != self.last_category:
- self.last_category = f.category
- print ''
- print ' /* %s */' % (self.last_category)
- print ''
-
- print ' glAPI->%s = __indirect_gl%s;' % (f.name, f.name)
+
+ def printBody(self, api):
+ for [name, number] in api.categoryIterate():
+ if number != None:
+ preamble = '\n /* %3u. %s */\n\n' % (int(number), name)
+ else:
+ preamble = '\n /* %s */\n\n' % (name)
+
+ for func in api.functionIterateByCategory(name):
+ if func.client_supported_for_indirect():
+ print '%s glAPI->%s = __indirect_gl%s;' % (preamble, func.name, func.name)
+ preamble = ''
+
+ return
-class PrintGlxProtoInit_h(glX_XML.GlxProto):
+class PrintGlxProtoInit_h(gl_XML.gl_print_base):
def __init__(self):
- glX_XML.GlxProto.__init__(self)
- self.last_category = ""
+ gl_XML.gl_print_base.__init__(self)
+
+ self.name = "glX_proto_send.py (from Mesa)"
self.license = license.bsd_license_template % ( \
"""Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
(C) Copyright IBM Corporation 2004""", "PRECISION INSIGHT, IBM")
+ self.header_tag = "_INDIRECT_H_"
+
+ self.last_category = ""
+ return
def printRealHeader(self):
- print """
-/**
+ print """/**
* \\file
* Prototypes for indirect rendering functions.
*
* \\author Kevin E. Martin <kevin@precisioninsight.com>
* \\author Ian Romanick <idr@us.ibm.com>
*/
+"""
+ self.printVisibility( "HIDDEN", "hidden" )
+ self.printFastcall()
+ self.printNoinline()
+
+ print """
+#include "glxclient.h"
-#if !defined( _INDIRECT_H_ )
-# define _INDIRECT_H_
+extern HIDDEN NOINLINE CARD32 __glXReadReply( Display *dpy, size_t size,
+ void * dest, GLboolean reply_is_always_array );
+extern HIDDEN NOINLINE void __glXReadPixelReply( Display *dpy,
+ __GLXcontext * gc, unsigned max_dim, GLint width, GLint height,
+ GLint depth, GLenum format, GLenum type, void * dest,
+ GLboolean dimensions_in_reply );
+
+extern HIDDEN NOINLINE FASTCALL GLubyte * __glXSetupSingleRequest(
+ __GLXcontext * gc, GLint sop, GLint cmdlen );
+
+extern HIDDEN NOINLINE FASTCALL GLubyte * __glXSetupVendorRequest(
+ __GLXcontext * gc, GLint code, GLint vop, GLint cmdlen );
"""
- glX_XML.printVisibility( "HIDDEN", "hidden" )
- def printRealFooter(self):
- print "# undef HIDDEN"
- print "#endif /* !defined( _INDIRECT_H_ ) */"
+ def printBody(self, api):
+ for func in api.functionIterateGlx():
+ params = func.get_parameter_string()
+
+ print 'extern HIDDEN %s __indirect_gl%s(%s);' % (func.return_type, func.name, params)
+
+ for n in func.entry_points:
+ if func.has_different_protocol(n):
+ asdf = func.static_glx_name(n)
+ if asdf not in func.static_entry_points:
+ print 'extern HIDDEN %s gl%s(%s);' % (func.return_type, asdf, params)
+ else:
+ print 'GLAPI %s GLAPIENTRY gl%s(%s);' % (func.return_type, asdf, params)
+
+ break
- def printFunction(self, f):
- if f.fn_offset < 0 or f.ignore: return
- print 'extern HIDDEN %s __indirect_gl%s(%s);' % (f.fn_return_type, f.name, f.get_parameter_string())
def show_usage():
debug = 1
if mode == "proto":
- dh = PrintGlxProtoStubs()
+ printer = PrintGlxProtoStubs()
elif mode == "init_c":
- dh = PrintGlxProtoInit_c()
+ printer = PrintGlxProtoInit_c()
elif mode == "init_h":
- dh = PrintGlxProtoInit_h()
+ printer = PrintGlxProtoInit_h()
else:
show_usage()
- parser = make_parser()
- parser.setFeature(feature_namespaces, 0)
- parser.setContentHandler(dh)
- f = open(file_name)
+ printer.debug = debug
+ api = gl_XML.parse_GL_API( file_name, glX_XML.glx_item_factory() )
- dh.debug = debug
- dh.printHeader()
- parser.parse(f)
- dh.printFooter()
+ printer.Print( api )