From e74f94b39ac47a319ee21c526315fb6fbc1513de Mon Sep 17 00:00:00 2001 From: José Fonseca Date: Fri, 18 Jul 2008 01:08:06 +0900 Subject: python: Reimplement the generation of random texture samples in C. --- src/gallium/state_trackers/python/tests/data.py | 285 --------------------- src/gallium/state_trackers/python/tests/texture.py | 29 +-- 2 files changed, 4 insertions(+), 310 deletions(-) delete mode 100644 src/gallium/state_trackers/python/tests/data.py (limited to 'src/gallium/state_trackers/python/tests') diff --git a/src/gallium/state_trackers/python/tests/data.py b/src/gallium/state_trackers/python/tests/data.py deleted file mode 100644 index 3c1cda59d74..00000000000 --- a/src/gallium/state_trackers/python/tests/data.py +++ /dev/null @@ -1,285 +0,0 @@ -#!/usr/bin/env python -########################################################################## -# -# Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. -# All Rights Reserved. -# -# Permission is hereby granted, free of charge, to any person obtaining a -# copy of this software and associated documentation files (the -# "Software"), to deal in the Software without restriction, including -# without limitation the rights to use, copy, modify, merge, publish, -# distribute, sub license, and/or sell copies of the Software, and to -# permit persons to whom the Software is furnished to do so, subject to -# the following conditions: -# -# The above copyright notice and this permission notice (including the -# next paragraph) shall be included in all copies or substantial portions -# of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. -# IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR -# ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, -# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE -# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -# -########################################################################## - -"""Texture data generation for use in testing.""" - - -import random - -from gallium import * - - -dxt1_rgb_data = [ - ( - [ - [0x99, 0xb0, 0x8e, 0xff], - [0x5d, 0x62, 0x89, 0xff], - [0x99, 0xb0, 0x8e, 0xff], - [0x99, 0xb0, 0x8e, 0xff], - [0xd6, 0xff, 0x94, 0xff], - [0x5d, 0x62, 0x89, 0xff], - [0x99, 0xb0, 0x8e, 0xff], - [0xd6, 0xff, 0x94, 0xff], - [0x5d, 0x62, 0x89, 0xff], - [0x5d, 0x62, 0x89, 0xff], - [0x99, 0xb0, 0x8e, 0xff], - [0x21, 0x14, 0x84, 0xff], - [0x5d, 0x62, 0x89, 0xff], - [0x21, 0x14, 0x84, 0xff], - [0x21, 0x14, 0x84, 0xff], - [0x99, 0xb0, 0x8e, 0xff], - ], - [0xf2, 0xd7, 0xb0, 0x20, 0xae, 0x2c, 0x6f, 0x97], - ), - ( - [ - [0xb5, 0xcf, 0x9c, 0xff], - [0x83, 0x8c, 0x8b, 0xff], - [0x21, 0x08, 0x6b, 0xff], - [0x83, 0x8c, 0x8b, 0xff], - [0x52, 0x4a, 0x7b, 0xff], - [0x83, 0x8c, 0x8b, 0xff], - [0x83, 0x8c, 0x8b, 0xff], - [0xb5, 0xcf, 0x9c, 0xff], - [0x21, 0x08, 0x6b, 0xff], - [0xb5, 0xcf, 0x9c, 0xff], - [0x83, 0x8c, 0x8b, 0xff], - [0x52, 0x4a, 0x7b, 0xff], - [0xb5, 0xcf, 0x9c, 0xff], - [0x83, 0x8c, 0x8b, 0xff], - [0x52, 0x4a, 0x7b, 0xff], - [0x83, 0x8c, 0x8b, 0xff], - ], - [0x73, 0xb6, 0x4d, 0x20, 0x98, 0x2b, 0xe1, 0xb8], - ), - ( - [ - [0x00, 0x2c, 0xff, 0xff], - [0x94, 0x8d, 0x7b, 0xff], - [0x4a, 0x5c, 0xbd, 0xff], - [0x4a, 0x5c, 0xbd, 0xff], - [0x4a, 0x5c, 0xbd, 0xff], - [0x94, 0x8d, 0x7b, 0xff], - [0x94, 0x8d, 0x7b, 0xff], - [0x94, 0x8d, 0x7b, 0xff], - [0xde, 0xbe, 0x39, 0xff], - [0x94, 0x8d, 0x7b, 0xff], - [0xde, 0xbe, 0x39, 0xff], - [0xde, 0xbe, 0x39, 0xff], - [0xde, 0xbe, 0x39, 0xff], - [0xde, 0xbe, 0x39, 0xff], - [0xde, 0xbe, 0x39, 0xff], - [0x94, 0x8d, 0x7b, 0xff], - ], - [0xe7, 0xdd, 0x7f, 0x01, 0xf9, 0xab, 0x08, 0x80], - ), - ( - [ - [0x6b, 0x24, 0x21, 0xff], - [0x7b, 0x4f, 0x5d, 0xff], - [0x7b, 0x4f, 0x5d, 0xff], - [0x8b, 0x7a, 0x99, 0xff], - [0x7b, 0x4f, 0x5d, 0xff], - [0x7b, 0x4f, 0x5d, 0xff], - [0x6b, 0x24, 0x21, 0xff], - [0x8b, 0x7a, 0x99, 0xff], - [0x9c, 0xa6, 0xd6, 0xff], - [0x6b, 0x24, 0x21, 0xff], - [0x7b, 0x4f, 0x5d, 0xff], - [0x8b, 0x7a, 0x99, 0xff], - [0x6b, 0x24, 0x21, 0xff], - [0x8b, 0x7a, 0x99, 0xff], - [0x7b, 0x4f, 0x5d, 0xff], - [0x9c, 0xa6, 0xd6, 0xff], - ], - [0x3a, 0x9d, 0x24, 0x69, 0xbd, 0x9f, 0xb4, 0x39], - ), -] - -dxt1_rgba = [ - ( - [ - [0x00, 0x00, 0x00, 0x00], - [0x4e, 0xaa, 0x90, 0xff], - [0x4e, 0xaa, 0x90, 0xff], - [0x00, 0x00, 0x00, 0x00], - [0x4e, 0xaa, 0x90, 0xff], - [0x29, 0xff, 0xff, 0xff], - [0x00, 0x00, 0x00, 0x00], - [0x4e, 0xaa, 0x90, 0xff], - [0x73, 0x55, 0x21, 0xff], - [0x00, 0x00, 0x00, 0x00], - [0x00, 0x00, 0x00, 0x00], - [0x4e, 0xaa, 0x90, 0xff], - [0x4e, 0xaa, 0x90, 0xff], - [0x00, 0x00, 0x00, 0x00], - [0x00, 0x00, 0x00, 0x00], - [0x4e, 0xaa, 0x90, 0xff], - ], - [0xff, 0x2f, 0xa4, 0x72, 0xeb, 0xb2, 0xbd, 0xbe], - ), - ( - [ - [0xb5, 0xe3, 0x63, 0xff], - [0x00, 0x00, 0x00, 0x00], - [0x6b, 0x24, 0x84, 0xff], - [0xb5, 0xe3, 0x63, 0xff], - [0x00, 0x00, 0x00, 0x00], - [0xb5, 0xe3, 0x63, 0xff], - [0x00, 0x00, 0x00, 0x00], - [0x00, 0x00, 0x00, 0x00], - [0x00, 0x00, 0x00, 0x00], - [0x00, 0x00, 0x00, 0x00], - [0x6b, 0x24, 0x84, 0xff], - [0x6b, 0x24, 0x84, 0xff], - [0x00, 0x00, 0x00, 0x00], - [0xb5, 0xe3, 0x63, 0xff], - [0x90, 0x83, 0x73, 0xff], - [0xb5, 0xe3, 0x63, 0xff], - ], - [0x30, 0x69, 0x0c, 0xb7, 0x4d, 0xf7, 0x0f, 0x67], - ), - ( - [ - [0x00, 0x00, 0x00, 0x00], - [0xc6, 0x86, 0x8c, 0xff], - [0xc6, 0x86, 0x8c, 0xff], - [0x21, 0x65, 0x42, 0xff], - [0x21, 0x65, 0x42, 0xff], - [0x21, 0x65, 0x42, 0xff], - [0x21, 0x65, 0x42, 0xff], - [0x00, 0x00, 0x00, 0x00], - [0x00, 0x00, 0x00, 0x00], - [0x21, 0x65, 0x42, 0xff], - [0xc6, 0x86, 0x8c, 0xff], - [0x00, 0x00, 0x00, 0x00], - [0x00, 0x00, 0x00, 0x00], - [0x00, 0x00, 0x00, 0x00], - [0x00, 0x00, 0x00, 0x00], - [0xc6, 0x86, 0x8c, 0xff], - ], - [0x28, 0x23, 0x31, 0xc4, 0x17, 0xc0, 0xd3, 0x7f], - ), - ( - [ - [0x00, 0x00, 0x00, 0x00], - [0x00, 0x00, 0x00, 0x00], - [0x00, 0x00, 0x00, 0x00], - [0xc6, 0xe3, 0x9c, 0xff], - [0x7b, 0x1c, 0x52, 0xff], - [0x00, 0x00, 0x00, 0x00], - [0x00, 0x00, 0x00, 0x00], - [0x00, 0x00, 0x00, 0x00], - [0x00, 0x00, 0x00, 0x00], - [0x7b, 0x1c, 0x52, 0xff], - [0x00, 0x00, 0x00, 0x00], - [0x7b, 0x1c, 0x52, 0xff], - [0xa0, 0x7f, 0x77, 0xff], - [0xc6, 0xe3, 0x9c, 0xff], - [0x00, 0x00, 0x00, 0x00], - [0xa0, 0x7f, 0x77, 0xff], - ], - [0xea, 0x78, 0x13, 0xc7, 0x7f, 0xfc, 0x33, 0xb6], - ), -] - - - -def generate_data_compressed(surface, blocks): - - stride = surface.nblocksx*surface.block.size - size = surface.nblocksy*stride - - raw = ByteArray(size) - rgba = FloatArray(surface.height*surface.width*4) - - for yj in range(0, surface.nblocksy): - for xj in range(0, surface.nblocksx): - pixels, block = blocks[random.randint(0, len(blocks) - 1)] - - offset = (yj*surface.nblocksx + xj)*surface.block.size - for i in range(0, surface.block.size): - raw[offset + i] = block[i] - - for yi in range(0, surface.block.height): - for xi in range(0, surface.block.width): - y = yj*surface.block.height + yi - x = xj*surface.block.width + xi - if y < surface.height and x < surface.width: - offset = (y*surface.width + x)*4 - pixel = pixels[yi*surface.block.width + xi] - for ch in range(0, 4): - rgba[offset + ch] = float(pixel[ch])/255.0 - - surface.put_tile_raw(0, 0, surface.width, surface.height, raw, stride) - - return rgba - - -def generate_data_simple(surface): - stride = surface.nblocksx*surface.block.size - size = surface.nblocksy*stride - - raw = ByteArray(size) - rgba = FloatArray(surface.height*surface.width*4) - - for i in range(0, size): - raw[i] = random.randint(0, 255) - - surface.put_tile_raw(0, 0, surface.width, surface.height, raw, stride) - - surface.get_tile_rgba(0, 0, surface.width, surface.height, rgba) - - if surface.format in (PIPE_FORMAT_YCBCR, PIPE_FORMAT_YCBCR_REV): - # normalize - for y in range(0, surface.height): - for x in range(0, surface.width): - for ch in range(4): - offset = (y*surface.width + x)*4 + ch - rgba[offset] = min(max(rgba[offset], 0.0), 1.0) - - return rgba - - -def generate_data(surface): - width = surface.width - height = surface.height - - if surface.format == PIPE_FORMAT_DXT1_RGB: - return generate_data_compressed(surface, dxt1_rgb_data) - if surface.format == PIPE_FORMAT_DXT1_RGBA: - return generate_data_compressed(surface, dxt1_rgba_data) - if surface.format == PIPE_FORMAT_DXT3_RGBA: - assert 0 - if surface.format == PIPE_FORMAT_DXT5_RGBA: - assert 0 - - return generate_data_simple(surface) - - - diff --git a/src/gallium/state_trackers/python/tests/texture.py b/src/gallium/state_trackers/python/tests/texture.py index 3d769531269..2c9231349f4 100644 --- a/src/gallium/state_trackers/python/tests/texture.py +++ b/src/gallium/state_trackers/python/tests/texture.py @@ -30,29 +30,6 @@ import sys from gallium import * from base import * -from data import generate_data - - -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] - v2 = rgba2[offset] - 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 and ch == 0: - sys.stderr.write("...\n") - differs = 1 - errors += differs - total = height*width - if errors: - sys.stderr.write("%u out of %u pixels differ\n" % (errors, total)) - return float(total - errors)/float(total) >= ratio def lods(*dims): @@ -214,10 +191,12 @@ class TextureTest(TestCase): height=height, last_level = last_level) - expected_rgba = generate_data(texture.get_surface( + expected_rgba = FloatArray(height*width*4) + texture.get_surface( usage = PIPE_BUFFER_USAGE_CPU_READ|PIPE_BUFFER_USAGE_CPU_WRITE, face = face, - level = level)) + level = level, + ).sample_rgba(expected_rgba) ctx.set_sampler_texture(0, texture) -- cgit v1.2.3