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python/retrace: Dump vertex buffer contents.

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This commit is contained in:
José Fonseca 2008-12-08 17:26:02 +09:00
parent 129c6ed678
commit d26a43f6c6
1 changed files with 24 additions and 0 deletions
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24
src/gallium/state_trackers/python/retrace/interpreter.py
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@ -240,6 +240,9 @@ class Winsys(Object):
class Screen(Object):
def destroy(self):
pass
def get_name(self):
pass
@ -292,6 +295,8 @@ class Context(Object):
Object.__init__(self, interpreter, real)
self.cbufs = []
self.zsbuf = None
self.vbufs = []
self.velems = []
def destroy(self):
pass
@ -409,6 +414,7 @@ class Context(Object):
self.real.set_sampler_texture(i, textures[i])
def set_vertex_buffers(self, n, vbufs):
self.vbufs = vbufs[0:n]
for i in range(n):
vbuf = vbufs[i]
self.real.set_vertex_buffer(
@ -420,6 +426,7 @@ class Context(Object):
)
def set_vertex_elements(self, n, elements):
self.velems = elements[0:n]
for i in range(n):
self.real.set_vertex_element(i, elements[i])
self.real.set_vertex_elements(n)
@ -429,6 +436,23 @@ class Context(Object):
pass
def draw_arrays(self, mode, start, count):
for index in range(start, start + count):
sys.stdout.write('\t{\n')
for velem in self.velems:
vbuf = self.vbufs[velem.vertex_buffer_index]
offset = vbuf.buffer_offset + velem.src_offset + vbuf.pitch*index
format = {
gallium.PIPE_FORMAT_R32G32B32_FLOAT: '3f',
gallium.PIPE_FORMAT_B8G8R8A8_UNORM: '4B',
}[velem.src_format]
data = vbuf.buffer.read()
values = struct.unpack_from(format, data, offset)
sys.stdout.write('\t\t{' + ', '.join(map(str, values)) + '},\n')
assert len(values) == velem.nr_components
sys.stdout.write('\t},\n')
self.real.draw_arrays(mode, start, count)
def draw_elements(self, indexBuffer, indexSize, mode, start, count):