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authorJosé Fonseca <jrfonseca@tungstengraphics.com>2008-07-16 23:27:15 +0900
committerJosé Fonseca <jrfonseca@tungstengraphics.com>2008-07-16 23:27:15 +0900
commit7f32834df3c428fa283e966982926c94630b1b8e (patch)
tree432fb66d8dc01caeda11c1f7ad318b601b3602e9 /src/gallium/state_trackers
parent1049e65240539228f64a91cc7b55af37bbd0417b (diff)
python/tests: Extend the texture tests to cover cube maps.
Diffstat (limited to 'src/gallium/state_trackers')
-rw-r--r--src/gallium/state_trackers/python/tests/base.py8
-rw-r--r--src/gallium/state_trackers/python/tests/texture.py215
2 files changed, 162 insertions, 61 deletions
diff --git a/src/gallium/state_trackers/python/tests/base.py b/src/gallium/state_trackers/python/tests/base.py
index c50abf7f69..8477aa5fc9 100644
--- a/src/gallium/state_trackers/python/tests/base.py
+++ b/src/gallium/state_trackers/python/tests/base.py
@@ -53,7 +53,7 @@ def make_image(width, height, rgba):
for y in range(0, height):
for x in range(0, width):
offset = (y*width + x)*4
- r, g, b, a = [int(rgba[offset + ch]*255) for ch in range(4)]
+ r, g, b, a = [int(min(max(rgba[offset + ch], 0.0), 1.0)*255) for ch in range(4)]
outpixels[x, y] = r, g, b
return outimage
@@ -167,6 +167,7 @@ class TestResult:
self.passed = 0
self.skipped = 0
self.failed = 0
+ self.failed_descriptions = []
def test_start(self, test):
self.tests += 1
@@ -180,10 +181,13 @@ class TestResult:
self.skipped += 1
print "SKIP"
- def test_failed(self):
+ def test_failed(self, test):
self.failed += 1
+ self.failed_descriptions.append(test.description())
print "FAIL"
def summary(self):
print "%u tests, %u passed, %u skipped, %u failed" % (self.tests, self.passed, self.skipped, self.failed)
+ for description in self.failed_descriptions:
+ print " %s" % description
\ No newline at end of file
diff --git a/src/gallium/state_trackers/python/tests/texture.py b/src/gallium/state_trackers/python/tests/texture.py
index 7c7245e65c..448bdbcd3e 100644
--- a/src/gallium/state_trackers/python/tests/texture.py
+++ b/src/gallium/state_trackers/python/tests/texture.py
@@ -33,10 +33,11 @@ from base import *
from data import generate_data
-def compare_rgba(width, height, rgba1, rgba2, tol=4.0/256):
+def compare_rgba(width, height, rgba1, rgba2, tol=4.0/256, ratio=0.85):
errors = 0
for y in range(0, height):
for x in range(0, width):
+ differs = 0
for ch in range(4):
offset = (y*width + x)*4 + ch
v1 = rgba1[offset]
@@ -44,12 +45,14 @@ def compare_rgba(width, height, rgba1, rgba2, tol=4.0/256):
if abs(v1 - v2) > tol:
if errors == 0:
sys.stderr.write("x=%u, y=%u, ch=%u differ: %f vs %f\n" % (x, y, ch, v1, v2))
- if errors == 1:
+ if errors == 1 and ch == 0:
sys.stderr.write("...\n")
- errors += 1
+ differs = 1
+ errors += differs
+ total = height*width
if errors:
- sys.stderr.write("%u out of %u pixels differ\n" % (errors/4, height*width))
- return errors == 0
+ sys.stderr.write("%u out of %u pixels differ\n" % (errors, total))
+ return float(total - errors)/float(total) >= ratio
def lods(*dims):
@@ -65,22 +68,87 @@ def minify(dims, level = 1):
return [max(dim>>level, 1) for dim in dims]
+def tex_coords(texture, face, level, zslice):
+ st = [
+ [0.0, 0.0],
+ [1.0, 0.0],
+ [1.0, 1.0],
+ [0.0, 1.0],
+ ]
+
+ if texture.target == PIPE_TEXTURE_2D:
+ return [[s, t, 0.0] for s, t in st]
+ elif texture.target == PIPE_TEXTURE_3D:
+ assert 0
+ elif texture.target == PIPE_TEXTURE_CUBE:
+ result = []
+ for s, t in st:
+ # See http://developer.nvidia.com/object/cube_map_ogl_tutorial.html
+ sc = 2.0*s - 1.0
+ tc = 2.0*t - 1.0
+ if face == PIPE_TEX_FACE_POS_X:
+ rx = 1.0
+ ry = -tc
+ rz = -sc
+ if face == PIPE_TEX_FACE_NEG_X:
+ rx = -1.0
+ ry = -tc
+ rz = sc
+ if face == PIPE_TEX_FACE_POS_Y:
+ rx = sc
+ ry = 1.0
+ rz = tc
+ if face == PIPE_TEX_FACE_NEG_Y:
+ rx = sc
+ ry = -1.0
+ rz = -tc
+ if face == PIPE_TEX_FACE_POS_Z:
+ rx = sc
+ ry = -tc
+ rz = 1.0
+ if face == PIPE_TEX_FACE_NEG_Z:
+ rx = -sc
+ ry = -tc
+ rz = -1.0
+ result.append([rx, ry, rz])
+ return result
+
+
class TextureTest(TestCase):
def description(self):
- return "%s %ux%u level=%u" % (formats[self.format], self.width, self.height, self.level)
+ target = {
+ PIPE_TEXTURE_1D: "1d",
+ PIPE_TEXTURE_2D: "2d",
+ PIPE_TEXTURE_3D: "3d",
+ PIPE_TEXTURE_CUBE: "cube",
+ }[self.target]
+ format = formats[self.format]
+ if self.target == PIPE_TEXTURE_CUBE:
+ face = {
+ PIPE_TEX_FACE_POS_X: "+x",
+ PIPE_TEX_FACE_NEG_X: "-x",
+ PIPE_TEX_FACE_POS_Y: "+y",
+ PIPE_TEX_FACE_NEG_Y: "-y",
+ PIPE_TEX_FACE_POS_Z: "+z",
+ PIPE_TEX_FACE_NEG_Z: "-z",
+ }[self.face]
+ else:
+ face = ""
+ return "%s %s %ux%u %s level=%u" % (target, format, self.width, self.height, face, self.level)
def test(self):
dev = self.dev
+ target = self.target
format = self.format
width = self.width
height = self.height
level = self.level
+ face = self.face
levels = lods(width, height)
-
if not dev.is_format_supported(format, PIPE_TEXTURE):
raise TestSkip
@@ -128,23 +196,25 @@ class TextureTest(TestCase):
sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE
sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE
sampler.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE
- sampler.min_mip_filter = PIPE_TEX_MIPFILTER_NONE
+ sampler.min_mip_filter = PIPE_TEX_MIPFILTER_NEAREST
sampler.min_img_filter = PIPE_TEX_MIPFILTER_NEAREST
sampler.mag_img_filter = PIPE_TEX_MIPFILTER_NEAREST
sampler.normalized_coords = 1
- sampler.min_lod = level
- sampler.max_lod = level
+ sampler.min_lod = 0
+ sampler.max_lod = PIPE_MAX_TEXTURE_LEVELS - 1
ctx.set_sampler(0, sampler)
# texture
- texture = dev.texture_create(format,
- width,
- height,
+ texture = dev.texture_create(target=target,
+ format=format,
+ width=width,
+ height=height,
last_level = levels - 1)
ctx.set_sampler_texture(0, texture)
expected_rgba = generate_data(texture.get_surface(
usage = PIPE_BUFFER_USAGE_CPU_READ|PIPE_BUFFER_USAGE_CPU_WRITE,
+ face = face,
level = level))
# framebuffer
@@ -178,14 +248,20 @@ class TextureTest(TestCase):
ctx.set_vertex_shader(vs)
# fragment shader
+ op = {
+ PIPE_TEXTURE_1D: "1D",
+ PIPE_TEXTURE_2D: "2D",
+ PIPE_TEXTURE_3D: "3D",
+ PIPE_TEXTURE_CUBE: "CUBE",
+ }[target]
fs = Shader('''
FRAG1.1
- DCL IN[0], GENERIC[0], PERSPECTIVE
+ DCL IN[0], GENERIC[0], LINEAR
DCL OUT[0], COLOR, CONSTANT
DCL SAMP[0], CONSTANT
- 0:TEX OUT[0], IN[0], SAMP[0], 2D
+ 0:TEX OUT[0], IN[0], SAMP[0], %s
1:END
- ''')
+ ''' % op)
#fs.dump()
ctx.set_fragment_shader(fs)
@@ -197,38 +273,25 @@ class TextureTest(TestCase):
y = 0
w, h = minify((width, height), level)
- verts[ 0] = x # x1
- verts[ 1] = y # y1
- verts[ 2] = 0.0 # z1
- verts[ 3] = 1.0 # w1
- verts[ 4] = 0.0 # s1
- verts[ 5] = 0.0 # t
- verts[ 6] = 0.0
- verts[ 7] = 0.0
- verts[ 8] = x + w # x2
- verts[ 9] = y # y2
- verts[10] = 0.0 # z2
- verts[11] = 1.0 # w2
- verts[12] = 1.0 # s2
- verts[13] = 0.0 # t2
- verts[14] = 0.0
- verts[15] = 0.0
- verts[16] = x + w # x3
- verts[17] = y + h # y3
- verts[18] = 0.0 # z3
- verts[19] = 1.0 # w3
- verts[20] = 1.0 # s3
- verts[21] = 1.0 # t3
- verts[22] = 0.0
- verts[23] = 0.0
- verts[24] = x # x4
- verts[25] = y + h # y4
- verts[26] = 0.0 # z4
- verts[27] = 1.0 # w4
- verts[28] = 0.0 # s4
- verts[29] = 1.0 # t4
- verts[30] = 0.0
- verts[31] = 0.0
+ pos = [
+ [x, y],
+ [x+w, y],
+ [x+w, y+h],
+ [x, y+h],
+ ]
+
+ tex = tex_coords(texture, face, level, zslice=0)
+
+ for i in range(0, 4):
+ j = 8*i
+ verts[j + 0] = pos[i][0] # x
+ verts[j + 1] = pos[i][1] # y
+ verts[j + 2] = 0.0 # z
+ verts[j + 3] = 1.0 # w
+ verts[j + 4] = tex[i][0] # s
+ verts[j + 5] = tex[i][1] # r
+ verts[j + 6] = tex[i][2] # q
+ verts[j + 7] = 1.0
ctx.draw_vertices(PIPE_PRIM_TRIANGLE_FAN,
nverts,
@@ -243,10 +306,10 @@ class TextureTest(TestCase):
if not compare_rgba(w, h, rgba, expected_rgba):
- show_image(w, h, Result=rgba, Expected=expected_rgba)
- #save_image(width, height, rgba, "result.png")
- #save_image(width, height, expected_rgba, "expected.png")
- sys.exit(0)
+ #show_image(w, h, Result=rgba, Expected=expected_rgba)
+ #save_image(w, h, rgba, "result.png")
+ #save_image(w, h, expected_rgba, "expected.png")
+ #sys.exit(0)
raise TestFailure
@@ -257,14 +320,48 @@ class TextureTest(TestCase):
def main():
dev = Device()
suite = TestSuite()
- formats = [PIPE_FORMAT_A8R8G8B8_UNORM, PIPE_FORMAT_YCBCR, PIPE_FORMAT_DXT1_RGB]
- #formats = [PIPE_FORMAT_A8R8G8B8_UNORM, PIPE_FORMAT_DXT1_RGB]
+
+ targets = []
+ targets += [PIPE_TEXTURE_2D]
+ targets += [PIPE_TEXTURE_CUBE]
+
+ formats = []
+ formats += [PIPE_FORMAT_A8R8G8B8_UNORM]
+ formats += [PIPE_FORMAT_R5G6B5_UNORM]
+ formats += [PIPE_FORMAT_L8_UNORM]
+ formats += [PIPE_FORMAT_YCBCR]
+ formats += [PIPE_FORMAT_DXT1_RGB]
+
sizes = [64, 32, 16, 8, 4, 2]
- for format in formats:
- for size in sizes:
- levels = lods(size)
- for level in range(levels):
- suite.add_test(TextureTest(dev=dev, format=format, width=size, height=size, level=level))
+ #sizes = [16]
+
+ for target in targets:
+ for format in formats:
+ for size in sizes:
+ if target == PIPE_TEXTURE_CUBE:
+ faces = [
+ PIPE_TEX_FACE_POS_X,
+ PIPE_TEX_FACE_NEG_X,
+ PIPE_TEX_FACE_POS_Y,
+ PIPE_TEX_FACE_NEG_Y,
+ PIPE_TEX_FACE_POS_Z,
+ PIPE_TEX_FACE_NEG_Z,
+ ]
+ else:
+ faces = [0]
+ for face in faces:
+ levels = lods(size)
+ for level in range(levels):
+ test = TextureTest(
+ dev=dev,
+ target=target,
+ format=format,
+ width=size,
+ height=size,
+ face=face,
+ level=level,
+ )
+ suite.add_test(test)
suite.run()