From: José Fonseca Date: Wed, 16 Jul 2008 14:27:15 +0000 (+0900) Subject: python/tests: Extend the texture tests to cover cube maps. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=7f32834df3c428fa283e966982926c94630b1b8e;p=mesa.git python/tests: Extend the texture tests to cover cube maps. --- diff --git a/src/gallium/state_trackers/python/tests/base.py b/src/gallium/state_trackers/python/tests/base.py index c50abf7f69c..8477aa5fc9b 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 7c7245e65c6..448bdbcd3e2 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()