2 ##########################################################################
4 # Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
7 # Permission is hereby granted, free of charge, to any person obtaining a
8 # copy of this software and associated documentation files (the
9 # "Software"), to deal in the Software without restriction, including
10 # without limitation the rights to use, copy, modify, merge, publish,
11 # distribute, sub license, and/or sell copies of the Software, and to
12 # permit persons to whom the Software is furnished to do so, subject to
13 # the following conditions:
15 # The above copyright notice and this permission notice (including the
16 # next paragraph) shall be included in all copies or substantial portions
19 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
20 # OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
22 # IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
23 # ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
24 # TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
25 # SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 ##########################################################################
38 def make_image(surface
):
39 pixels
= gallium
.FloatArray(surface
.height
*surface
.width
*4)
40 surface
.get_tile_rgba(0, 0, surface
.width
, surface
.height
, pixels
)
45 size
=(surface
.width
, surface
.height
),
47 outpixels
= outimage
.load()
48 for y
in range(0, surface
.height
):
49 for x
in range(0, surface
.width
):
50 offset
= (y
*surface
.width
+ x
)*4
51 r
, g
, b
, a
= [int(pixels
[offset
+ ch
]*255) for ch
in range(4)]
52 outpixels
[x
, y
] = r
, g
, b
55 def save_image(filename
, surface
):
56 outimage
= make_image(surface
)
57 outimage
.save(filename
, "PNG")
59 def show_image(surface
):
60 outimage
= make_image(surface
)
63 from PIL
import Image
, ImageTk
66 root
.title('background image')
68 image1
= ImageTk
.PhotoImage(outimage
)
73 root
.geometry("%dx%d+%d+%d" % (w
, h
, x
, y
))
74 panel1
= tk
.Label(root
, image
=image1
)
75 panel1
.pack(side
='top', fill
='both', expand
='yes')
85 # A basic Python class can pass as a C-like structure
90 "pipe_blend_color": gallium
.BlendColor
,
91 "pipe_blend_state": gallium
.Blend
,
92 #"pipe_clip_state": gallium.Clip,
93 #"pipe_constant_buffer": gallium.ConstantBuffer,
94 "pipe_depth_state": gallium
.Depth
,
95 "pipe_stencil_state": gallium
.Stencil
,
96 "pipe_alpha_state": gallium
.Alpha
,
97 "pipe_depth_stencil_alpha_state": gallium
.DepthStencilAlpha
,
98 "pipe_format_block": gallium
.FormatBlock
,
99 #"pipe_framebuffer_state": gallium.Framebuffer,
100 "pipe_poly_stipple": gallium
.PolyStipple
,
101 "pipe_rasterizer_state": gallium
.Rasterizer
,
102 "pipe_sampler_state": gallium
.Sampler
,
103 "pipe_scissor_state": gallium
.Scissor
,
104 #"pipe_shader_state": gallium.Shader,
105 #"pipe_vertex_buffer": gallium.VertexBuffer,
106 "pipe_vertex_element": gallium
.VertexElement
,
107 "pipe_viewport_state": gallium
.Viewport
,
108 #"pipe_texture": gallium.Texture,
112 member_array_factories
= {
113 "pipe_rasterizer_state": {"sprite_coord_mode": gallium
.ByteArray
},
114 "pipe_poly_stipple": {"stipple": gallium
.UnsignedArray
},
115 "pipe_viewport_state": {"scale": gallium
.FloatArray
, "translate": gallium
.FloatArray
},
116 #"pipe_clip_state": {"ucp": gallium.FloatArray},
117 "pipe_depth_stencil_alpha_state": {"stencil": gallium
.StencilArray
},
118 "pipe_blend_color": {"color": gallium
.FloatArray
},
119 "pipe_sampler_state": {"border_color": gallium
.FloatArray
},
123 class Translator(model
.Visitor
):
124 """Translate model arguments into regular Python objects"""
126 def __init__(self
, interpreter
):
127 self
.interpreter
= interpreter
130 def visit(self
, node
):
135 def visit_literal(self
, node
):
136 self
.result
= node
.value
138 def visit_named_constant(self
, node
):
139 # lookup the named constant in the gallium module
140 self
.result
= getattr(gallium
, node
.name
)
142 def visit_array(self
, node
):
144 for element
in node
.elements
:
145 array
.append(self
.visit(element
))
148 def visit_struct(self
, node
):
149 struct_factory
= struct_factories
.get(node
.name
, Struct
)
150 struct
= struct_factory()
151 for member_name
, member_node
in node
.members
:
152 member_value
= self
.visit(member_node
)
154 array_factory
= member_array_factories
[node
.name
][member_name
]
158 assert isinstance(member_value
, list)
159 array
= array_factory(len(member_value
))
160 for i
in range(len(member_value
)):
161 array
[i
] = member_value
[i
]
163 #print node.name, member_name, member_value
164 assert isinstance(struct
, Struct
) or hasattr(struct
, member_name
)
165 setattr(struct
, member_name
, member_value
)
168 def visit_pointer(self
, node
):
169 self
.result
= self
.interpreter
.lookup_object(node
.address
)
174 def __init__(self
, interpreter
, real
):
175 self
.interpreter
= interpreter
179 class Global(Object
):
181 def __init__(self
, interpreter
, real
):
182 self
.interpreter
= interpreter
185 def pipe_winsys_create(self
):
186 return Winsys(self
.interpreter
, gallium
.Device())
188 def pipe_screen_create(self
, winsys
):
189 return Screen(self
.interpreter
, winsys
.real
)
191 def pipe_context_create(self
, screen
):
192 context
= screen
.real
.context_create()
193 return Context(self
.interpreter
, context
)
196 class Winsys(Object
):
198 def __init__(self
, interpreter
, real
):
199 self
.interpreter
= interpreter
205 def user_buffer_create(self
, data
, size
):
206 # We don't really care to distinguish between user and regular buffers
207 buffer = self
.real
.buffer_create(size
,
209 gallium
.PIPE_BUFFER_USAGE_CPU_READ |
210 gallium
.PIPE_BUFFER_USAGE_CPU_WRITE
)
211 assert size
== len(data
)
215 def buffer_create(self
, alignment
, usage
, size
):
216 return self
.real
.buffer_create(size
, alignment
, usage
)
218 def buffer_destroy(self
, buffer):
221 def buffer_write(self
, buffer, data
, size
):
222 assert size
== len(data
)
225 def fence_finish(self
, fence
, flags
):
228 def fence_reference(self
, dst
, src
):
231 def flush_frontbuffer(self
, surface
):
234 def surface_alloc(self
):
237 def surface_release(self
, surface
):
241 class Screen(Object
):
249 def get_vendor(self
):
252 def get_param(self
, param
):
255 def get_paramf(self
, param
):
258 def is_format_supported(self
, format
, target
, tex_usage
, geom_flags
):
259 return self
.real
.is_format_supported(format
, target
, tex_usage
, geom_flags
)
261 def texture_create(self
, template
):
262 return self
.real
.texture_create(
263 format
= template
.format
,
264 width
= template
.width
[0],
265 height
= template
.height
[0],
266 depth
= template
.depth
[0],
267 last_level
= template
.last_level
,
268 target
= template
.target
,
269 tex_usage
= template
.tex_usage
,
272 def texture_destroy(self
, texture
):
273 self
.interpreter
.unregister_object(texture
)
275 def texture_release(self
, surface
):
278 def get_tex_surface(self
, texture
, face
, level
, zslice
, usage
):
279 return texture
.get_surface(face
, level
, zslice
, usage
)
281 def tex_surface_destroy(self
, surface
):
282 self
.interpreter
.unregister_object(surface
)
284 def tex_surface_release(self
, surface
):
287 def surface_write(self
, surface
, data
, stride
, size
):
288 assert surface
.nblocksy
* stride
== size
289 surface
.put_tile_raw(0, 0, surface
.width
, surface
.height
, data
, stride
)
292 class Context(Object
):
294 def __init__(self
, interpreter
, real
):
295 Object
.__init
__(self
, interpreter
, real
)
304 def create_blend_state(self
, state
):
307 def bind_blend_state(self
, state
):
308 if state
is not None:
309 self
.real
.set_blend(state
)
311 def delete_blend_state(self
, state
):
314 def create_sampler_state(self
, state
):
317 def delete_sampler_state(self
, state
):
320 def bind_sampler_states(self
, n
, states
):
322 self
.real
.set_sampler(i
, states
[i
])
324 def create_rasterizer_state(self
, state
):
327 def bind_rasterizer_state(self
, state
):
328 if state
is not None:
329 self
.real
.set_rasterizer(state
)
331 def delete_rasterizer_state(self
, state
):
334 def create_depth_stencil_alpha_state(self
, state
):
337 def bind_depth_stencil_alpha_state(self
, state
):
338 if state
is not None:
339 self
.real
.set_depth_stencil_alpha(state
)
341 def delete_depth_stencil_alpha_state(self
, state
):
344 def create_fs_state(self
, state
):
345 tokens
= str(state
.tokens
)
346 shader
= gallium
.Shader(tokens
)
349 create_vs_state
= create_fs_state
351 def bind_fs_state(self
, state
):
352 self
.real
.set_fragment_shader(state
)
354 def bind_vs_state(self
, state
):
355 self
.real
.set_vertex_shader(state
)
357 def delete_fs_state(self
, state
):
360 delete_vs_state
= delete_fs_state
362 def set_blend_color(self
, state
):
363 self
.real
.set_blend_color(state
)
365 def set_clip_state(self
, state
):
366 _state
= gallium
.Clip()
370 ucp
= gallium
.FloatArray(gallium
.PIPE_MAX_CLIP_PLANES
*4)
371 for i
in range(len(state
.ucp
)):
372 for j
in range(len(state
.ucp
[i
])):
373 ucp
[i
*4 + j
] = state
.ucp
[i
][j
]
375 self
.real
.set_clip(_state
)
377 def set_constant_buffer(self
, shader
, index
, state
):
378 if state
is not None:
379 self
.real
.set_constant_buffer(shader
, index
, state
.buffer)
382 data
= state
.buffer.read()
385 for offset
in range(0, len(data
), struct
.calcsize(format
)):
386 x
, y
, z
, w
= struct
.unpack_from(format
, data
, offset
)
387 sys
.stdout
.write('\tCONST[%2u] = {%10.4f, %10.4f, %10.4f, %10.4f}\n' % (index
, x
, y
, z
, w
))
390 def set_framebuffer_state(self
, state
):
391 _state
= gallium
.Framebuffer()
392 _state
.width
= state
.width
393 _state
.height
= state
.height
394 _state
.num_cbufs
= state
.num_cbufs
395 for i
in range(len(state
.cbufs
)):
396 _state
.set_cbuf(i
, state
.cbufs
[i
])
397 _state
.set_zsbuf(state
.zsbuf
)
398 self
.real
.set_framebuffer(_state
)
400 self
.cbufs
= state
.cbufs
401 self
.zsbuf
= state
.zsbuf
403 def set_polygon_stipple(self
, state
):
404 self
.real
.set_polygon_stipple(state
)
406 def set_scissor_state(self
, state
):
407 self
.real
.set_scissor(state
)
409 def set_viewport_state(self
, state
):
410 self
.real
.set_viewport(state
)
412 def set_sampler_textures(self
, n
, textures
):
414 self
.real
.set_sampler_texture(i
, textures
[i
])
416 def set_vertex_buffers(self
, n
, vbufs
):
417 self
.vbufs
= vbufs
[0:n
]
420 self
.real
.set_vertex_buffer(
423 max_index
= vbuf
.max_index
,
424 buffer_offset
= vbuf
.buffer_offset
,
425 buffer = vbuf
.buffer,
428 def set_vertex_elements(self
, n
, elements
):
429 self
.velems
= elements
[0:n
]
431 self
.real
.set_vertex_element(i
, elements
[i
])
432 self
.real
.set_vertex_elements(n
)
434 def set_edgeflags(self
, bitfield
):
438 def draw_arrays(self
, mode
, start
, count
):
439 for index
in range(start
, start
+ count
):
440 sys
.stdout
.write('\t{\n')
441 for velem
in self
.velems
:
442 vbuf
= self
.vbufs
[velem
.vertex_buffer_index
]
444 offset
= vbuf
.buffer_offset
+ velem
.src_offset
+ vbuf
.pitch
*index
446 gallium
.PIPE_FORMAT_R32G32B32_FLOAT
: '3f',
447 gallium
.PIPE_FORMAT_B8G8R8A8_UNORM
: '4B',
450 data
= vbuf
.buffer.read()
451 values
= struct
.unpack_from(format
, data
, offset
)
452 sys
.stdout
.write('\t\t{' + ', '.join(map(str, values
)) + '},\n')
453 assert len(values
) == velem
.nr_components
454 sys
.stdout
.write('\t},\n')
456 self
.real
.draw_arrays(mode
, start
, count
)
458 def draw_elements(self
, indexBuffer
, indexSize
, mode
, start
, count
):
459 self
.real
.draw_elements(indexBuffer
, indexSize
, mode
, start
, count
)
461 def draw_range_elements(self
, indexBuffer
, indexSize
, minIndex
, maxIndex
, mode
, start
, count
):
462 self
.real
.draw_range_elements(indexBuffer
, indexSize
, minIndex
, maxIndex
, mode
, start
, count
)
464 def flush(self
, flags
):
465 self
.real
.flush(flags
)
466 if flags
& gallium
.PIPE_FLUSH_FRAME
:
470 def clear(self
, surface
, value
):
471 self
.real
.surface_clear(surface
, value
)
476 if self
.cbufs
and self
.cbufs
[0]:
477 show_image(self
.cbufs
[0])
480 class Interpreter(parser
.TraceDumper
):
483 ('pipe_screen', 'is_format_supported'),
484 ('pipe_screen', 'get_param'),
485 ('pipe_screen', 'get_paramf'),
488 def __init__(self
, stream
):
489 parser
.TraceDumper
.__init
__(self
, stream
)
492 self
.globl
= Global(self
, None)
494 def register_object(self
, address
, object):
495 self
.objects
[address
] = object
497 def unregister_object(self
, object):
501 def lookup_object(self
, address
):
502 return self
.objects
[address
]
504 def interpret(self
, trace
):
505 for call
in trace
.calls
:
506 self
.interpret_call(call
)
508 def handle_call(self
, call
):
510 if (call
.klass
, call
.method
) in self
.ignore_calls
:
513 parser
.TraceDumper
.handle_call(self
, call
)
515 args
= [self
.interpret_arg(arg
) for name
, arg
in call
.args
]
523 method
= getattr(obj
, call
.method
)
526 if call
.ret
and isinstance(call
.ret
, model
.Pointer
):
527 self
.register_object(call
.ret
.address
, ret
)
529 def interpret_arg(self
, node
):
530 translator
= Translator(self
)
531 return translator
.visit(node
)
534 if __name__
== '__main__':
535 parser
.main(Interpreter
)