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1 #ifndef _GLSRANDOMUNIFORMBLOCKCASE_HPP
2 #define _GLSRANDOMUNIFORMBLOCKCASE_HPP
3 /*-------------------------------------------------------------------------
4  * drawElements Quality Program OpenGL (ES) Module
5  * -----------------------------------------------
6  *
7  * Copyright 2014 The Android Open Source Project
8  *
9  * Licensed under the Apache License, Version 2.0 (the "License");
10  * you may not use this file except in compliance with the License.
11  * You may obtain a copy of the License at
12  *
13  *      http://www.apache.org/licenses/LICENSE-2.0
14  *
15  * Unless required by applicable law or agreed to in writing, software
16  * distributed under the License is distributed on an "AS IS" BASIS,
17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18  * See the License for the specific language governing permissions and
19  * limitations under the License.
20  *
21  *//*!
22  * \file
23  * \brief Random uniform block layout case.
24  *//*--------------------------------------------------------------------*/
25 
26 #include "tcuDefs.hpp"
27 #include "tcuTestCase.hpp"
28 #include "glsUniformBlockCase.hpp"
29 
30 namespace de
31 {
32 class Random;
33 } // de
34 
35 namespace deqp
36 {
37 namespace gls
38 {
39 
40 namespace ub
41 {
42 
43 enum FeatureBits
44 {
45 	FEATURE_VECTORS				= (1<<0),
46 	FEATURE_MATRICES			= (1<<1),
47 	FEATURE_ARRAYS				= (1<<2),
48 	FEATURE_STRUCTS				= (1<<3),
49 	FEATURE_NESTED_STRUCTS		= (1<<4),
50 	FEATURE_INSTANCE_ARRAYS		= (1<<5),
51 	FEATURE_VERTEX_BLOCKS		= (1<<6),
52 	FEATURE_FRAGMENT_BLOCKS		= (1<<7),
53 	FEATURE_SHARED_BLOCKS		= (1<<8),
54 	FEATURE_UNUSED_UNIFORMS		= (1<<9),
55 	FEATURE_UNUSED_MEMBERS		= (1<<10),
56 	FEATURE_PACKED_LAYOUT		= (1<<11),
57 	FEATURE_SHARED_LAYOUT		= (1<<12),
58 	FEATURE_STD140_LAYOUT		= (1<<13),
59 	FEATURE_MATRIX_LAYOUT		= (1<<14),	//!< Matrix layout flags.
60 	FEATURE_ARRAYS_OF_ARRAYS	= (1<<15)
61 };
62 
63 } // ub
64 
65 class RandomUniformBlockCase : public UniformBlockCase
66 {
67 public:
68 							RandomUniformBlockCase		(tcu::TestContext&		testCtx,
69 														 glu::RenderContext&	renderCtx,
70 														 glu::GLSLVersion		glslVersion,
71 														 const char*			name,
72 														 const char*			description,
73 														 BufferMode				bufferMode,
74 														 deUint32				features,
75 														 deUint32				seed);
76 
77 	void					init						(void);
78 
79 private:
80 	void					generateBlock				(de::Random& rnd, deUint32 layoutFlags);
81 	void					generateUniform				(de::Random& rnd, ub::UniformBlock& block);
82 	ub::VarType				generateType				(de::Random& rnd, int typeDepth, bool arrayOk);
83 
84 	const deUint32			m_features;
85 	const int				m_maxVertexBlocks;
86 	const int				m_maxFragmentBlocks;
87 	const int				m_maxSharedBlocks;
88 	const int				m_maxInstances;
89 	const int				m_maxArrayLength;
90 	const int				m_maxStructDepth;
91 	const int				m_maxBlockMembers;
92 	const int				m_maxStructMembers;
93 	const deUint32			m_seed;
94 
95 	int						m_blockNdx;
96 	int						m_uniformNdx;
97 	int						m_structNdx;
98 };
99 
100 } // gls
101 } // deqp
102 
103 #endif // _GLSRANDOMUNIFORMBLOCKCASE_HPP
104