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1 #ifndef _GLSRANDOMSHADERCASE_HPP
2 #define _GLSRANDOMSHADERCASE_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 shader test case.
24  *//*--------------------------------------------------------------------*/
25 
26 #include "tcuDefs.hpp"
27 #include "tcuTestCase.hpp"
28 #include "gluRenderContext.hpp"
29 #include "rsgParameters.hpp"
30 #include "tcuSurface.hpp"
31 #include "rsgShader.hpp"
32 #include "rsgVariableValue.hpp"
33 #include "gluTexture.hpp"
34 
35 #include <string>
36 #include <vector>
37 #include <map>
38 
39 namespace deqp
40 {
41 namespace gls
42 {
43 
44 class VertexArray
45 {
46 public:
47 								VertexArray			(const rsg::ShaderInput* input, int numVertices);
~VertexArray(void)48 								~VertexArray		(void) {}
49 
getVertices(void) const50 	const std::vector<float>&	getVertices			(void) const	{ return m_vertices;		}
getVertices(void)51 	std::vector<float>&			getVertices			(void)			{ return m_vertices;		}
getName(void) const52 	const char*					getName				(void) const	{ return m_input->getVariable()->getName();						}
getNumComponents(void) const53 	int							getNumComponents	(void) const	{ return m_input->getVariable()->getType().getNumElements();	}
getValueRange(void) const54 	rsg::ConstValueRangeAccess	getValueRange		(void) const	{ return m_input->getValueRange();								}
55 
56 private:
57 	const rsg::ShaderInput*		m_input;
58 	std::vector<float>			m_vertices;
59 };
60 
61 class TextureManager
62 {
63 public:
64 															TextureManager		(void);
65 															~TextureManager		(void);
66 
67 	void													bindTexture			(int unit, const glu::Texture2D* tex2D);
68 	void													bindTexture			(int unit, const glu::TextureCube* texCube);
69 
70 	std::vector<std::pair<int, const glu::Texture2D*> >		getBindings2D		(void) const;
71 	std::vector<std::pair<int, const glu::TextureCube*> >	getBindingsCube		(void) const;
72 
73 private:
74 	std::map<int, const glu::Texture2D*>					m_tex2D;
75 	std::map<int, const glu::TextureCube*>					m_texCube;
76 };
77 
78 class RandomShaderCase : public tcu::TestCase
79 {
80 public:
81 									RandomShaderCase		(tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const char* name, const char* description, const rsg::ProgramParameters& params);
82 	virtual							~RandomShaderCase		(void);
83 
84 	virtual void					init					(void);
85 	virtual void					deinit					(void);
86 	virtual IterateResult			iterate					(void);
87 
88 private:
89 	void							checkShaderLimits		(const rsg::Shader& shader) const;
90 	void							checkProgramLimits		(const rsg::Shader& vtxShader, const rsg::Shader& frgShader) const;
91 
92 protected:
93 	glu::RenderContext&				m_renderCtx;
94 
95 	// \todo [2011-12-21 pyry] Multiple textures!
96 	const glu::Texture2D*			getTex2D				(void);
97 	const glu::TextureCube*			getTexCube				(void);
98 
99 	rsg::ProgramParameters			m_parameters;
100 	int								m_gridWidth;
101 	int								m_gridHeight;
102 
103 	rsg::Shader						m_vertexShader;
104 	rsg::Shader						m_fragmentShader;
105 	std::vector<rsg::VariableValue>	m_uniforms;
106 
107 	std::vector<VertexArray>		m_vertexArrays;
108 	std::vector<deUint16>			m_indices;
109 
110 	TextureManager					m_texManager;
111 	glu::Texture2D*					m_tex2D;
112 	glu::TextureCube*				m_texCube;
113 };
114 
115 } // gls
116 } // deqp
117 
118 #endif // _GLSRANDOMSHADERCASE_HPP
119