1 /*-------------------------------------------------------------------------
2 * drawElements Quality Program OpenGL ES 2.0 Module
3 * -------------------------------------------------
4 *
5 * Copyright 2014 The Android Open Source Project
6 *
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 *
19 *//*!
20 * \file
21 * \brief Texture wrap mode tests.
22 *//*--------------------------------------------------------------------*/
23
24 #include "es2fTextureWrapTests.hpp"
25 #include "glsTextureTestUtil.hpp"
26 #include "gluTexture.hpp"
27 #include "gluStrUtil.hpp"
28 #include "gluTextureUtil.hpp"
29 #include "gluPixelTransfer.hpp"
30 #include "tcuTestLog.hpp"
31 #include "tcuTextureUtil.hpp"
32
33 #include "glwEnums.hpp"
34 #include "glwFunctions.hpp"
35
36 namespace deqp
37 {
38 namespace gles2
39 {
40 namespace Functional
41 {
42
43 using tcu::TestLog;
44 using std::vector;
45 using std::string;
46 using tcu::Sampler;
47 using namespace glu;
48 using namespace gls::TextureTestUtil;
49
50 enum
51 {
52 VIEWPORT_WIDTH = 256,
53 VIEWPORT_HEIGHT = 256
54 };
55
56 class TextureWrapCase : public tcu::TestCase
57 {
58 public:
59 TextureWrapCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const glu::ContextInfo& ctxInfo, const char* name, const char* description, deUint32 format, deUint32 dataType, deUint32 wrapS, deUint32 wrapT, deUint32 minFilter, deUint32 magFilter, int width, int height);
60 TextureWrapCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const glu::ContextInfo& ctxInfo, const char* name, const char* description, deUint32 wrapS, deUint32 wrapT, deUint32 minFilter, deUint32 magFilter, const std::vector<std::string>& filenames);
61 ~TextureWrapCase (void);
62
63 void init (void);
64 void deinit (void);
65 IterateResult iterate (void);
66
67 private:
68 TextureWrapCase (const TextureWrapCase& other);
69 TextureWrapCase& operator= (const TextureWrapCase& other);
70
71 glu::RenderContext& m_renderCtx;
72 const glu::ContextInfo& m_renderCtxInfo;
73
74 deUint32 m_format;
75 deUint32 m_dataType;
76 deUint32 m_wrapS;
77 deUint32 m_wrapT;
78 deUint32 m_minFilter;
79 deUint32 m_magFilter;
80
81 int m_width;
82 int m_height;
83 std::vector<std::string> m_filenames;
84
85 glu::Texture2D* m_texture;
86 TextureRenderer m_renderer;
87 };
88
TextureWrapCase(tcu::TestContext & testCtx,glu::RenderContext & renderCtx,const glu::ContextInfo & ctxInfo,const char * name,const char * description,deUint32 format,deUint32 dataType,deUint32 wrapS,deUint32 wrapT,deUint32 minFilter,deUint32 magFilter,int width,int height)89 TextureWrapCase::TextureWrapCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const glu::ContextInfo& ctxInfo, const char* name, const char* description, deUint32 format, deUint32 dataType, deUint32 wrapS, deUint32 wrapT, deUint32 minFilter, deUint32 magFilter, int width, int height)
90 : TestCase (testCtx, name, description)
91 , m_renderCtx (renderCtx)
92 , m_renderCtxInfo (ctxInfo)
93 , m_format (format)
94 , m_dataType (dataType)
95 , m_wrapS (wrapS)
96 , m_wrapT (wrapT)
97 , m_minFilter (minFilter)
98 , m_magFilter (magFilter)
99 , m_width (width)
100 , m_height (height)
101 , m_texture (DE_NULL)
102 , m_renderer (renderCtx, testCtx.getLog(), glu::GLSL_VERSION_100_ES, glu::PRECISION_MEDIUMP)
103 {
104 }
105
TextureWrapCase(tcu::TestContext & testCtx,glu::RenderContext & renderCtx,const glu::ContextInfo & ctxInfo,const char * name,const char * description,deUint32 wrapS,deUint32 wrapT,deUint32 minFilter,deUint32 magFilter,const std::vector<std::string> & filenames)106 TextureWrapCase::TextureWrapCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const glu::ContextInfo& ctxInfo, const char* name, const char* description, deUint32 wrapS, deUint32 wrapT, deUint32 minFilter, deUint32 magFilter, const std::vector<std::string>& filenames)
107 : TestCase (testCtx, name, description)
108 , m_renderCtx (renderCtx)
109 , m_renderCtxInfo (ctxInfo)
110 , m_format (GL_NONE)
111 , m_dataType (GL_NONE)
112 , m_wrapS (wrapS)
113 , m_wrapT (wrapT)
114 , m_minFilter (minFilter)
115 , m_magFilter (magFilter)
116 , m_width (0)
117 , m_height (0)
118 , m_filenames (filenames)
119 , m_texture (DE_NULL)
120 , m_renderer (renderCtx, testCtx.getLog(), glu::GLSL_VERSION_100_ES, glu::PRECISION_MEDIUMP)
121 {
122 }
123
~TextureWrapCase(void)124 TextureWrapCase::~TextureWrapCase (void)
125 {
126 deinit();
127 }
128
init(void)129 void TextureWrapCase::init (void)
130 {
131 if (!m_filenames.empty())
132 {
133 DE_ASSERT(m_width == 0 && m_height == 0 && m_format == GL_NONE && m_dataType == GL_NONE);
134
135 m_texture = glu::Texture2D::create(m_renderCtx, m_renderCtxInfo, m_testCtx.getArchive(), (int)m_filenames.size(), m_filenames);
136 m_width = m_texture->getRefTexture().getWidth();
137 m_height = m_texture->getRefTexture().getHeight();
138 }
139 else
140 {
141 m_texture = new Texture2D(m_renderCtx, m_format, m_dataType, m_width, m_height);
142
143 // Fill level 0.
144 m_texture->getRefTexture().allocLevel(0);
145 tcu::fillWithComponentGradients(m_texture->getRefTexture().getLevel(0), tcu::Vec4(-0.5f, -0.5f, -0.5f, 2.0f), tcu::Vec4(1.0f, 1.0f, 1.0f, 0.0f));
146
147 m_texture->upload();
148 }
149 }
150
deinit(void)151 void TextureWrapCase::deinit (void)
152 {
153 delete m_texture;
154 m_texture = DE_NULL;
155
156 m_renderer.clear();
157 }
158
iterate(void)159 TextureWrapCase::IterateResult TextureWrapCase::iterate (void)
160 {
161 const glw::Functions& gl = m_renderCtx.getFunctions();
162 TestLog& log = m_testCtx.getLog();
163 RandomViewport viewport (m_renderCtx.getRenderTarget(), VIEWPORT_WIDTH, VIEWPORT_HEIGHT, deStringHash(getName()));
164 tcu::Surface renderedFrame (viewport.width, viewport.height);
165 tcu::Surface referenceFrame (viewport.width, viewport.height);
166 bool isCompressedTex = !m_filenames.empty();
167 ReferenceParams refParams (TEXTURETYPE_2D);
168 int leftWidth = viewport.width / 2;
169 int rightWidth = viewport.width - leftWidth;
170 vector<float> texCoord;
171 tcu::RGBA threshold = m_renderCtx.getRenderTarget().getPixelFormat().getColorThreshold()
172 + (isCompressedTex ? tcu::RGBA(7,7,7,7) : tcu::RGBA(3,3,3,3));
173
174 // Bind to unit 0.
175 gl.activeTexture(GL_TEXTURE0);
176 gl.bindTexture(GL_TEXTURE_2D, m_texture->getGLTexture());
177
178 // Setup filtering and wrap modes.
179 gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, m_wrapS);
180 gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, m_wrapT);
181 gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, m_minFilter);
182 gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, m_magFilter);
183
184 GLU_EXPECT_NO_ERROR(gl.getError(), "Set texturing state");
185
186 // Parameters for reference images.
187 refParams.sampler = mapGLSampler(m_wrapS, m_wrapT, m_minFilter, m_magFilter);
188 refParams.lodMode = LODMODE_EXACT;
189
190 // Left: minification
191 {
192 gl.viewport(viewport.x, viewport.y, leftWidth, viewport.height);
193
194 computeQuadTexCoord2D(texCoord, tcu::Vec2(-1.5f, -3.0f), tcu::Vec2(1.5f, 2.5f));
195
196 m_renderer.renderQuad(0, &texCoord[0], refParams);
197 glu::readPixels(m_renderCtx, viewport.x, viewport.y, renderedFrame.getAccess());
198
199 sampleTexture(SurfaceAccess(referenceFrame, m_renderCtx.getRenderTarget().getPixelFormat(), 0, 0, leftWidth, viewport.height),
200 m_texture->getRefTexture(), &texCoord[0], refParams);
201 }
202
203 // Right: magnification
204 {
205 gl.viewport(viewport.x+leftWidth, viewport.y, rightWidth, viewport.height);
206
207 computeQuadTexCoord2D(texCoord, tcu::Vec2(-0.5f, 0.75f), tcu::Vec2(0.25f, 1.25f));
208
209 m_renderer.renderQuad(0, &texCoord[0], refParams);
210 glu::readPixels(m_renderCtx, viewport.x, viewport.y, renderedFrame.getAccess());
211
212 sampleTexture(SurfaceAccess(referenceFrame, m_renderCtx.getRenderTarget().getPixelFormat(), leftWidth, 0, rightWidth, viewport.height),
213 m_texture->getRefTexture(), &texCoord[0], refParams);
214 }
215
216 // Compare and log.
217 bool isOk = compareImages(log, referenceFrame, renderedFrame, threshold);
218
219 m_testCtx.setTestResult(isOk ? QP_TEST_RESULT_PASS : QP_TEST_RESULT_FAIL,
220 isOk ? "Pass" : "Image comparison failed");
221
222 return STOP;
223 }
224
TextureWrapTests(Context & context)225 TextureWrapTests::TextureWrapTests (Context& context)
226 : TestCaseGroup(context, "wrap", "Wrap Mode Tests")
227 {
228 }
229
~TextureWrapTests(void)230 TextureWrapTests::~TextureWrapTests (void)
231 {
232 }
233
init(void)234 void TextureWrapTests::init (void)
235 {
236 static const struct
237 {
238 const char* name;
239 deUint32 mode;
240 } wrapModes[] =
241 {
242 { "clamp", GL_CLAMP_TO_EDGE },
243 { "repeat", GL_REPEAT },
244 { "mirror", GL_MIRRORED_REPEAT }
245 };
246
247 static const struct
248 {
249 const char* name;
250 deUint32 mode;
251 } filteringModes[] =
252 {
253 { "nearest", GL_NEAREST },
254 { "linear", GL_LINEAR }
255 };
256
257 static const struct
258 {
259 const char* name;
260 int width;
261 int height;
262 } sizes[] =
263 {
264 { "pot", 64, 128 },
265 { "npot", 63, 112 }
266 };
267
268 static const struct
269 {
270 const char* name;
271 deUint32 format;
272 deUint32 dataType;
273 } formats[] =
274 {
275 { "rgba8888", GL_RGBA, GL_UNSIGNED_BYTE },
276 { "rgb888", GL_RGB, GL_UNSIGNED_BYTE },
277 { "rgba4444", GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4 },
278 { "l8", GL_LUMINANCE, GL_UNSIGNED_BYTE },
279 };
280
281 #define FOR_EACH(ITERATOR, ARRAY, BODY) \
282 for (int ITERATOR = 0; ITERATOR < DE_LENGTH_OF_ARRAY(ARRAY); ITERATOR++) \
283 BODY
284
285 FOR_EACH(wrapS, wrapModes,
286 FOR_EACH(wrapT, wrapModes,
287 FOR_EACH(filter, filteringModes,
288 FOR_EACH(size, sizes,
289 FOR_EACH(format, formats,
290 {
291 bool is_clamp_clamp = (wrapModes[wrapS].mode == GL_CLAMP_TO_EDGE && wrapModes[wrapT].mode == GL_CLAMP_TO_EDGE);
292 bool is_repeat_mirror = (wrapModes[wrapS].mode == GL_REPEAT && wrapModes[wrapT].mode == GL_MIRRORED_REPEAT);
293
294 if (!is_clamp_clamp && !is_repeat_mirror && format != 0)
295 continue; // Use other format varants with clamp_clamp & repeat_mirror pair only.
296
297 if (!is_clamp_clamp && (!deIsPowerOfTwo32(sizes[size].width) || !deIsPowerOfTwo32(sizes[size].height)))
298 continue; // Not supported as described in Spec section 3.8.2.
299
300 string name = string("") + wrapModes[wrapS].name + "_" + wrapModes[wrapT].name + "_" + filteringModes[filter].name + "_" + sizes[size].name + "_" + formats[format].name;
301 addChild(new TextureWrapCase(m_testCtx, m_context.getRenderContext(), m_context.getContextInfo(), name.c_str(), "",
302 formats[format].format, formats[format].dataType,
303 wrapModes[wrapS].mode,
304 wrapModes[wrapT].mode,
305 filteringModes[filter].mode, filteringModes[filter].mode,
306 sizes[size].width, sizes[size].height));
307
308 })))));
309
310 // Power-of-two ETC1 texture
311 std::vector<std::string> potFilenames;
312 potFilenames.push_back("data/etc1/photo_helsinki_mip_0.pkm");
313
314 FOR_EACH(wrapS, wrapModes,
315 FOR_EACH(wrapT, wrapModes,
316 FOR_EACH(filter, filteringModes,
317 {
318 string name = string("") + wrapModes[wrapS].name + "_" + wrapModes[wrapT].name + "_" + filteringModes[filter].name + "_pot_etc1";
319 addChild(new TextureWrapCase(m_testCtx, m_context.getRenderContext(), m_context.getContextInfo(), name.c_str(), "",
320 wrapModes[wrapS].mode,
321 wrapModes[wrapT].mode,
322 filteringModes[filter].mode, filteringModes[filter].mode,
323 potFilenames));
324
325 })));
326
327 std::vector<std::string> npotFilenames;
328 npotFilenames.push_back("data/etc1/photo_helsinki_113x89.pkm");
329
330 // NPOT ETC1 texture
331 for (int filter = 0; filter < DE_LENGTH_OF_ARRAY(filteringModes); filter++)
332 {
333 string name = string("clamp_clamp_") + filteringModes[filter].name + "_npot_etc1";
334 addChild(new TextureWrapCase(m_testCtx, m_context.getRenderContext(), m_context.getContextInfo(), name.c_str(), "",
335 GL_CLAMP_TO_EDGE, GL_CLAMP_TO_EDGE,
336 filteringModes[filter].mode, filteringModes[filter].mode,
337 npotFilenames));
338 }
339 }
340
341 } // Functional
342 } // gles2
343 } // deqp
344