[Piglit] [PATCH v2] amd_compressed_atc_texture: add miptree test
Ilia Mirkin
imirkin at alum.mit.edu
Fri Apr 19 17:30:02 UTC 2019
I'm going to push this tonight unless someone objects. (With a small
fixup to add the test to the opengl.py list.)
On Tue, Apr 9, 2019 at 6:56 PM Jonathan Marek <jonathan at marek.ca> wrote:
>
> The gl_internal_format field in the ktx file is 0x8C92 (ATC_RGB_AMD) so
> it should be good.
>
> On 4/9/19 6:50 PM, Ilia Mirkin wrote:
> > Nice, this is now an exact copy of the etc1 miptree test (except for
> > the actual files, obviously).
> >
> > Acked-by: Ilia Mirkin <imirkin at alum.mit.edu>
> >
> > Would probably good to glance at an apitrace and ensure that the ktx
> > really does contain ATC data and not ETC1 or whatever else...
> >
> > -ilia
> >
> > On Tue, Apr 9, 2019 at 4:21 PM Jonathan Marek <jonathan at marek.ca> wrote:
> >>
> >> This echoes the ETC1 miptree test, and even uses the same image.
> >>
> >> Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
> >> Signed-off-by: Jonathan Marek <jonathan at marek.ca>
> >> ---
> >> tests/spec/CMakeLists.txt | 1 +
> >> .../CMakeLists.gles2.txt | 6 +
> >> .../amd_compressed_atc_texture/CMakeLists.txt | 1 +
> >> .../spec/amd_compressed_atc_texture/miptree.c | 247 ++++++++++++++++++
> >> .../waffles-compressed-atc-64x32.ktx | Bin 0 -> 1464 bytes
> >> .../waffles-decompressed-rgba-64x32.ktx | Bin 0 -> 11008 bytes
> >> 6 files changed, 255 insertions(+)
> >> create mode 100644 tests/spec/amd_compressed_atc_texture/CMakeLists.gles2.txt
> >> create mode 100644 tests/spec/amd_compressed_atc_texture/CMakeLists.txt
> >> create mode 100644 tests/spec/amd_compressed_atc_texture/miptree.c
> >> create mode 100644 tests/spec/amd_compressed_atc_texture/waffles-compressed-atc-64x32.ktx
> >> create mode 100644 tests/spec/amd_compressed_atc_texture/waffles-decompressed-rgba-64x32.ktx
> >>
> >> diff --git a/tests/spec/CMakeLists.txt b/tests/spec/CMakeLists.txt
> >> index 7f0d3a44e..6169041ff 100644
> >> --- a/tests/spec/CMakeLists.txt
> >> +++ b/tests/spec/CMakeLists.txt
> >> @@ -1,5 +1,6 @@
> >> add_subdirectory (amd_framebuffer_multisample_advanced)
> >> add_subdirectory (amd_depth_clamp_separate)
> >> +add_subdirectory (amd_compressed_atc_texture)
> >> add_subdirectory (amd_performance_monitor)
> >> add_subdirectory (amd_pinned_memory)
> >> add_subdirectory (arb_arrays_of_arrays)
> >> diff --git a/tests/spec/amd_compressed_atc_texture/CMakeLists.gles2.txt b/tests/spec/amd_compressed_atc_texture/CMakeLists.gles2.txt
> >> new file mode 100644
> >> index 000000000..0509e44ae
> >> --- /dev/null
> >> +++ b/tests/spec/amd_compressed_atc_texture/CMakeLists.gles2.txt
> >> @@ -0,0 +1,6 @@
> >> +include_directories(
> >> + ${GLEXT_INCLUDE_DIR}
> >> + ${OPENGL_INCLUDE_PATH}
> >> +)
> >> +link_libraries(piglitutil_${piglit_target_api})
> >> +piglit_add_executable(amd_compressed_atc_texture-miptree miptree.c)
> >> diff --git a/tests/spec/amd_compressed_atc_texture/CMakeLists.txt b/tests/spec/amd_compressed_atc_texture/CMakeLists.txt
> >> new file mode 100644
> >> index 000000000..144a306f4
> >> --- /dev/null
> >> +++ b/tests/spec/amd_compressed_atc_texture/CMakeLists.txt
> >> @@ -0,0 +1 @@
> >> +piglit_include_target_api()
> >> diff --git a/tests/spec/amd_compressed_atc_texture/miptree.c b/tests/spec/amd_compressed_atc_texture/miptree.c
> >> new file mode 100644
> >> index 000000000..386ca9811
> >> --- /dev/null
> >> +++ b/tests/spec/amd_compressed_atc_texture/miptree.c
> >> @@ -0,0 +1,247 @@
> >> +/*
> >> + * Copyright 2012 Intel Corporation
> >> + *
> >> + * 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, sublicense,
> >> + * 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 NONINFRINGEMENT. IN NO EVENT SHALL
> >> + * THE AUTHORS OR COPYRIGHT HOLDERS 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.
> >> + */
> >> +
> >> +/**
> >> + * \file
> >> + * \brief Test texturing from an ATC miptree of a real image.
> >> + *
> >> + * Copied from identical ETC1 test.
> >> + *
> >> + * This test uses two data files. The file waffles-compressed-atc-64x32.ktx
> >> + * contains a full miptree in GL_ATC_RGB_AMD format of a 2D texture of
> >> + * waffles and fruit [1]. The base level size is 64x32 pixels. The file
> >> + * waffles-decompressed-rgba-64x32.ktx contains a parallel miptree in GL_RGBA
> >> + * format. Each of its RGBA images was obtained by decompressing the corresponding
> >> + * ATC image with AMD's Compressonator tool [2].
> >> + *
> >> + * This test draws each miplevel i of the ATC texture such that the image's
> >> + * lower left corner is at (x=0, y=sum(height of miplevel j for j=0 to i-1)),
> >> + * and it draws each miplevel of the RGB texture to the right of its
> >> + * corresponding ATC image. Then it compares that the images are identical.
> >> + *
> >> + * [1] The reference image is located at http://people.freedesktop.org/~chadversary/permalink/2012-07-09/1574cff2-d091-4421-a3cf-b56c7943d060.jpg.
> >> + * [2] https://github.com/GPUOpen-Tools/Compressonator
> >> + *
> >> + * Compressonator tool is not perfect:
> >> + * -RGBA is used for the decompressed image because the tool is buggy with RGB.
> >> + * -red/blue swapped when decompressing ATC (used script to swap red/blue back for test image)
> >> + * -7th 1x1 mipmap isn't generated (num_levels 6 instead of 7)
> >> + */
> >> +
> >> +#include "piglit-util-gl.h"
> >> +#include "piglit_ktx.h"
> >> +
> >> +#define num_levels 6
> >> +#define level0_width 64
> >> +#define level0_height 32
> >> +
> >> +#define num_vertices 4
> >> +
> >> +static const int window_width = 2 * level0_width;
> >> +static const int window_height = 2 * level0_height;
> >> +
> >> +PIGLIT_GL_TEST_CONFIG_BEGIN
> >> +
> >> + config.supports_gl_es_version = 20;
> >> +
> >> + config.window_width = window_width;
> >> + config.window_height = window_height;
> >> + config.window_visual = PIGLIT_GL_VISUAL_RGB | PIGLIT_GL_VISUAL_DOUBLE;
> >> +
> >> +PIGLIT_GL_TEST_CONFIG_END
> >> +
> >> +
> >> +static GLuint prog;
> >> +
> >> +/* Texture objects. */
> >> +static GLuint compressed_tex;
> >> +static GLuint decompressed_tex;
> >> +
> >> +/**
> >> + * The \a filename is relative to the current test's source directory.
> >> + *
> >> + * A new texture is created and returned in \a tex_name.
> >> + */
> >> +static void
> >> +load_texture(const char *filename, GLuint *tex_name)
> >> +{
> >> + struct piglit_ktx *ktx;
> >> + const struct piglit_ktx_info *info;
> >> + char filepath[4096];
> >> + bool ok = true;
> >> +
> >> + piglit_join_paths(filepath, sizeof(filepath), 5,
> >> + piglit_source_dir(),
> >> + "tests",
> >> + "spec",
> >> + "amd_compressed_atc_texture",
> >> + filename);
> >> +
> >> + ktx = piglit_ktx_read_file(filepath);
> >> + if (ktx == NULL)
> >> + piglit_report_result(PIGLIT_FAIL);
> >> +
> >> + info = piglit_ktx_get_info(ktx);
> >> + assert(info->num_miplevels == num_levels);
> >> + assert(info->target == GL_TEXTURE_2D);
> >> + assert(info->pixel_width == level0_width);
> >> + assert(info->pixel_height== level0_height);
> >> +
> >> + *tex_name = 0;
> >> + ok = piglit_ktx_load_texture(ktx, tex_name, NULL);
> >> + if (!ok)
> >> + piglit_report_result(PIGLIT_FAIL);
> >> +
> >> + piglit_ktx_destroy(ktx);
> >> +}
> >> +
> >> +void
> >> +piglit_init(int argc, char **argv)
> >> +{
> >> + static const char compressed_filename[] = "waffles-compressed-atc-64x32.ktx";
> >> + static const char decompressed_filename[] = "waffles-decompressed-rgba-64x32.ktx";
> >> +
> >> + const char vs_source[] =
> >> + "#version 100\n"
> >> + "\n"
> >> + "uniform vec2 window_pixel_size;\n"
> >> + "uniform vec2 level_pixel_size;\n"
> >> + "uniform vec2 pixel_offset;\n"
> >> + "\n"
> >> + "// vertex is some corner of the unit square [0,1]^2 \n"
> >> + "attribute vec2 vertex;\n"
> >> + "varying vec2 tex_coord;\n"
> >> + "\n"
> >> + "void main()\n"
> >> + "{\n"
> >> + " vec2 pos = vertex;\n"
> >> + " pos *= level_pixel_size;\n"
> >> + " pos += pixel_offset;\n"
> >> + " pos /= 0.5 * window_pixel_size;\n"
> >> + " pos -= vec2(1, 1);\n"
> >> + " gl_Position = vec4(pos.xy, 0.0, 1.0);\n"
> >> + "\n"
> >> + " tex_coord = vertex;\n"
> >> + "}\n";
> >> +
> >> + const char fs_source[] =
> >> + "#version 100\n"
> >> + "precision highp float;\n"
> >> + "\n"
> >> + "uniform sampler2D tex;\n"
> >> + "varying vec2 tex_coord;\n"
> >> + "\n"
> >> + "void main()\n"
> >> + "{\n"
> >> + " vec4 t = texture2D(tex, tex_coord);\n"
> >> + " gl_FragColor = vec4(t.rgb, 1.0);\n"
> >> + "}\n";
> >> +
> >> + /* Draw a square triangle strip. */
> >> + const GLfloat vertices[2 * num_vertices] = {
> >> + 0, 0,
> >> + 1, 0,
> >> + 1, 1,
> >> + 0, 1,
> >> + };
> >> +
> >> + GLint vertex_loc;
> >> + GLuint vertex_buf;
> >> +
> >> + piglit_require_extension("GL_AMD_compressed_ATC_texture");
> >> +
> >> + load_texture(compressed_filename, &compressed_tex);
> >> + load_texture(decompressed_filename, &decompressed_tex);
> >> +
> >> + glClearColor(1.0, 0.0, 0.0, 1.0);
> >> + glViewport(0, 0, window_width, window_height);
> >> +
> >> + prog = piglit_build_simple_program(vs_source, fs_source);
> >> + glUseProgram(prog);
> >> +
> >> + vertex_loc = glGetAttribLocation(prog, "vertex");
> >> + glGenBuffers(1, &vertex_buf);
> >> + glBindBuffer(GL_ARRAY_BUFFER, vertex_buf);
> >> + glEnableVertexAttribArray(vertex_loc);
> >> + glVertexAttribPointer(vertex_loc, 2, GL_FLOAT, GL_FALSE, 0, NULL);
> >> + glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices,
> >> + GL_STATIC_DRAW);
> >> +
> >> + glUniform1i(glGetUniformLocation(prog, "tex"), 0);
> >> + glActiveTexture(GL_TEXTURE0);
> >> + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST_MIPMAP_NEAREST);
> >> + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
> >> +
> >> + glUniform2f(glGetUniformLocation(prog, "window_pixel_size"),
> >> + window_width, window_height);
> >> +}
> >> +
> >> +static void
> >> +minify(int *x)
> >> +{
> >> + assert(*x > 0);
> >> +
> >> + if (*x > 1)
> >> + *x >>= 1;
> >> +}
> >> +
> >> +enum piglit_result
> >> +piglit_display(void)
> >> +{
> >> + GLint pixel_offset_loc = glGetUniformLocation(prog, "pixel_offset");
> >> + GLint level_pixel_size_loc = glGetUniformLocation(prog, "level_pixel_size");
> >> +
> >> + int level = 0;
> >> + int level_width = level0_width;
> >> + int level_height = level0_height;
> >> + int y_offset = 0;
> >> +
> >> + bool pass = true;
> >> +
> >> + glClear(GL_COLOR_BUFFER_BIT);
> >> +
> >> + for (level = 0; level < num_levels; ++level) {
> >> + glUniform2f(level_pixel_size_loc,
> >> + (float) level_width,
> >> + (float) level_height);
> >> +
> >> + /* Draw miplevel of compressed texture. */
> >> + glBindTexture(GL_TEXTURE_2D, compressed_tex);
> >> + glUniform2f(pixel_offset_loc, 0, y_offset);
> >> + glDrawArrays(GL_TRIANGLE_FAN, 0, num_vertices);
> >> +
> >> + /* Draw miplevel of decompressed texture. */
> >> + glBindTexture(GL_TEXTURE_2D, decompressed_tex);
> >> + glUniform2f(pixel_offset_loc, level0_width, y_offset);
> >> + glDrawArrays(GL_TRIANGLE_FAN, 0, num_vertices);
> >> +
> >> + y_offset += level_height;
> >> + minify(&level_width);
> >> + minify(&level_height);
> >> + }
> >> +
> >> + pass = piglit_probe_rect_halves_equal_rgba(0, 0, window_width, window_height);
> >> + piglit_present_results();
> >> +
> >> + return pass ? PIGLIT_PASS : PIGLIT_FAIL;
> >> +}
> >> diff --git a/tests/spec/amd_compressed_atc_texture/waffles-compressed-atc-64x32.ktx b/tests/spec/amd_compressed_atc_texture/waffles-compressed-atc-64x32.ktx
> >> new file mode 100644
> >> index 0000000000000000000000000000000000000000..6d7acc71e060032c5eedd75927e3b43cbd567ad9
> >> GIT binary patch
> >> literal 1464
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> >> diff --git a/tests/spec/amd_compressed_atc_texture/waffles-decompressed-rgba-64x32.ktx b/tests/spec/amd_compressed_atc_texture/waffles-decompressed-rgba-64x32.ktx
> >> new file mode 100644
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> >> GIT binary patch
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> >> zhr4NJRox{AeJ6H*XMeaO2dF=CP&@ypst at 2V?x=tDPbMf*ll*Fg|N1+}E06>9KXL$2
> >> zf4HLuFro+G41bL10jWRS(F1VTfxGzY{r}~`2IUWD-G8WSV0xoL6%SoYE<R@|_&nxf
> >> zVwEw);@OkP&F?|u<^Uxsz4Y)eN07n24%S>bN|AoVNA)+4qlDL`*fZ-gHP-Q(B*$xA
> >> z!Q^<o%YLE2cEs<s5e at MDfkrCor=C}yRA4(3EAa8Fizu52(r0_C_ at 0B;Bn*AQ>)#x&
> >> z0ReA+SAXOHh&#r+Zo1OuuKUB?>5m-1U(W%Y^&D(|Z0?Z$k^`qdasmI(|Jh>qM-EPB
> >> z)OrTT|6u2Uv(?|}5BFmJLGA$^)W4_Vax%O4zJ+<a)^FtidDuVu$BH(ii~#&W_E<*I
> >> zTwP9}dsl-3wTHLhtUugs{*Lv`xAnhg@>RC}*Ztv*-Y?ew;*R40$AEatD19$|0B7Vt
> >> zjsfxCwdEP*FZYjyk?5234hu7v=JmElzVEI6clhJnKUn>fl?E*gj3<NZ27K-^#jV$l
> >> zBoGdJ=!xhJ)YcSMq<B4F_0VYY^7A-=wcXz6DC-(c?QRlsbtA}Z=bSKypPImZ;GztF
> >> z9{9NSb~R>s8+`UWpC`Xbk@?lTWPbetZ}UBeqVPPSkdwmCvL|u`wl=>(yZ0U9Yo19x
> >> zJ-upF&l>ah0XPpR`2I{jr=g{ts%KAB{xXWUa-TKe4*zH40fqP at 2iTUiiHzd@Y3u^Z
> >> zL`s#n<N%}i%P9Vz?_D?GZ*mTFh~NLGhs^#@ta;1)F~U6>OQ;dsd-m-wxZ_!?c;`nr
> >> zm#?ZMug_3O-DQ;ePrr3Eg*AWV0Ki))=8u|-JN&zrja67V;OpS=?GIXcK;6Nh{#wm+
> >> z_v0tORPLy|^ng5Hw(`K<&CTt!a%Cm?^3LLp5&bXj&i;qL^uPGeo;;F()L-v?^Z=Z7
> >> z(DORzd-wxvpW%=G2ZQu~rWePCN$`g|kRCwqCmP#S4`76|j_!`_)Ds25K3=<f>;(B|
> >> zRWrt0;BSN-^RA{WuTyl)CO#&Z?8eI#8D1}Kn|CRNcs~#cc<7n=*HC7QL9aY<9rg11
> >> z`}kWMt!FmevBXy_>py4zR at A;ofl!2+ckJbwbN^@g_|LPop_QUl35CxeprRN-@@eS)
> >> z*sho|-j)OS>xjFI&5vGqR{x__my!4*2UWpKls|F+cjUn7 at 4Q#l{X07UM(~F_z_z%{
> >> zc-Ou2i+f8x*nMfVTIB$v(?46o_iQ at 6UTIl4(W?Km!7B)L2gpHy*Q^zHoKKPmseQVf
> >> z*X|7bZLl-E_4 at 12Y|rK&2!=_)wby$9HD3{pDg4G+YA)_P!dXZ(y!Ng9vz!Bq8ozSS
> >> z@~GhchkqdlmlNtflt1bZP91&S>V4!v_s2GBzCQlkfIH_v+;I$G8~*SXiuOEv-#%>)
> >> zMV7=Zcj=c{I6y+{=Jk}>9I}zE=jYTKW>=W9P4^ez-*qkZQ8}*zKpWrd>VKaq=e1j&
> >> zcj{MATe)G;+ufdj=EjQ@=emX8H#N7?jlaHyyk0L&nHp5v<&Vb*{4V$a`TYjN?i%7B
> >> zt4+|ui`Gyu9JPV-WcR_NeE#I`IT<*MKgP!BJ%jq|?kX2rZs2{m@>gf|M;^p~|I7T0
> >> zj_X~_8$W~ll4YwYG%KP&9>9RJL9^yW@;NB(4|k`3{CV6b40u~3uMyI3bXYkE2Ltp}
> >> zWV)3Hy_VQM`oi6X+M^E~{?7MOdl|)BuH#OB at rFB)x}yhlf60Shdu)q0#_9LZSG9+C
> >> z=iUQnx+51 at BWa-j(F4c>h=u&rv~;rK&C1&-&FerNr?0$69{}-2?`MzU9<{Lk)a$=%
> >> zR~H$90C~JV8&ZE63w at 8?FZ6%3rjCH_k7MAh-uXT#DINGX0C-F!IBVj3Z=T?1{!DZI
> >> z)8zB;_YRSe!hD<WZJGA96UgA_AfWQ at v2^SJALo2sFTk7HOX6ZwFP at t-rv4tWSI&P(
> >> z#g_OTPyb%UR&(g~+2+s|<?j%`WqdV<LE?Y-`UVvn at d0um-qy(RO-6En_y<}lwK*tD
> >> z>wm-X$9GB+SLOhBaIoQyfw|=4V-BbV;)6mRtk7!1*^_3D at 1Hbs$I=9L)>hDlnf!gz
> >> z0<U8Iv at rzgrd_Pa)w>CpU49$AQ6E2&@=<o%9PXQ>JvhIU_}OHXz at 9A+TO`Uo6yiP-
> >> z5MSbA?E#VtMya?m7K at MA5+7?!{e_s at R@`iXm^u<0BjTI&hAjtSPnj(Th~HClwUq;L
> >> z|Lje^$76r2ZuJ*p%kx)k>#>XZBffxIApbH4<bTh?D=1;O)QEXl-W<DF{KOI;Kl|Y4
> >> zUCg{YC-A?sanYQc#wxHK<@@~RsTW&g64&^y5WTm_pnt6KQPkjPb{ZLeCa;r9^8E;(
> >> z_j(TRr%#Uco^fpJ at i7M#bLIqFe9WPH at xXHi#Katg=Cxt<Or-nOr_^|yzrXsJzq<k0
> >> zMoj53jQY6*+lUYE+a`@wL^*b2jZc9*NL-We?*P03;$tp|FR|6L8OJ#u at dZ78Ys)TL
> >> zz3NZ4*q8_63z&z*#XNw-l^Te@^<2miANdE!KR`_Vp75n*cM}Nm^B)lA-qG0?oxs<5
> >> zK7R8g`B>KJ>f&e4+Bq|q<L{K1wXrz8+S*CI$8w5AkHyrziJ$L5bR>ReTa*B<p*vPh
> >> zvWWBdyW8iDRq-(wJvO$T at e$Jq1XX;@LE_5VP+~t`5vQi at oyuLGgIvQ4BmWyLjxTx8
> >> z<A0QDwz*?2h^- at WF=8%=3v#^f0OBok5O+Pk<Q^m9ztgaid!5f at 404aSfnZRf$HunA
> >> zMQi|PiH))3T>kP$tDnAoV8_dRY`f{jIX_d^G>j3ihfW{q(obQw9LWCIw<WefvA6o?
> >> zYJXgl at EO^<z#02z_O_BB`ysZ(*FOXM>vM>Q`8y>I*$<zCZOj>Q at fiU7pWIzz&0+C0
> >> zzFvFX7HPf)=v1z+A|2bmf#C1iWd9BG3<CPT*lzFOwKso1C2Zf$?|DCrYbvTJRU1<K
> >> zVPAZfbAQ<npM!Z|Kj~xHAD<x{+%SWL%sxK<a%}7;y at 7qPpUh(=E<ozsh<-9D^?W(K
> >> z_EHVSA^|$|)<CWCGmr>-75E+g2H+(>mk~e5zJmN5BR&T|$7jgrjNv(C-%ruL=N{qv
> >> ZBtGBpHb!vxwQ2<~S4)!d5T)DW^j`oN)ARrU
> >>
> >> literal 0
> >> HcmV?d00001
> >>
> >> --
> >> 2.17.1
> >>
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