1 #ifndef _ES31FMULTISAMPLESHADERRENDERCASE_HPP
2 #define _ES31FMULTISAMPLESHADERRENDERCASE_HPP
3 /*-------------------------------------------------------------------------
4  * drawElements Quality Program OpenGL ES 3.1 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 Multisample shader render case
24  *//*--------------------------------------------------------------------*/
25 
26 #include "tcuDefs.hpp"
27 #include "tes31TestCase.hpp"
28 
29 #include <map>
30 
31 namespace tcu
32 {
33 class Surface;
34 } // tcu
35 
36 namespace glu
37 {
38 class ShaderProgram;
39 } // glu
40 
41 
42 namespace deqp
43 {
44 namespace gles31
45 {
46 namespace Functional
47 {
48 namespace MultisampleShaderRenderUtil
49 {
50 
51 class QualityWarning : public tcu::Exception
52 {
53 public:
54 	QualityWarning (const std::string& message);
55 };
56 
57 class MultisampleRenderCase : public TestCase
58 {
59 public:
60 	enum RenderTarget
61 	{
62 		TARGET_DEFAULT = 0,
63 		TARGET_TEXTURE,
64 		TARGET_RENDERBUFFER,
65 
66 		TARGET_LAST
67 	};
68 	enum Flags
69 	{
70 		FLAG_PER_ITERATION_SHADER				= 1,
71 		FLAG_VERIFY_MSAA_TEXTURE_SAMPLE_BUFFERS	= 2, // !< flag set: each sample layer is verified by verifySampleBuffer
72 	};
73 
74 						MultisampleRenderCase			(Context& context, const char* name, const char* desc, int numSamples, RenderTarget target, int renderSize, int flags = 0);
75 	virtual				~MultisampleRenderCase			(void);
76 
77 	virtual void		init							(void);
78 	virtual void		deinit							(void);
79 	IterateResult		iterate							(void);
80 
81 private:
82 	virtual void		preDraw							(void);
83 	virtual void		postDraw						(void);
84 	virtual void		preTest							(void);
85 	virtual void		postTest						(void);
86 	virtual std::string	getIterationDescription			(int iteration) const;
87 
88 	void				drawOneIteration				(void);
89 	void				verifyResultImageAndSetResult	(const tcu::Surface& resultImage);
90 	void				verifyResultBuffersAndSetResult	(const std::vector<tcu::Surface>& resultBuffers);
91 	virtual std::string	genVertexSource					(int numTargetSamples) const;
92 	virtual std::string	genFragmentSource				(int numTargetSamples) const = 0;
93 	std::string			genMSSamplerSource				(int numTargetSamples) const;
94 	std::string			genMSTextureResolverSource		(int numTargetSamples) const;
95 	std::string			genMSTextureLayerFetchSource	(int numTargetSamples) const;
96 	virtual bool		verifyImage						(const tcu::Surface& resultImage) = 0;
97 	virtual bool		verifySampleBuffers				(const std::vector<tcu::Surface>& resultBuffers);
98 	virtual void		setupRenderData					(void);
99 
100 protected:
101 	struct Attrib
102 	{
103 		int offset;
104 		int stride;
105 	};
106 
107 	const int			m_numRequestedSamples;
108 	const RenderTarget	m_renderTarget;
109 	const int			m_renderSize;
110 	const bool			m_perIterationShader;
111 	const bool			m_verifyTextureSampleBuffers;
112 	deInt32				m_numTargetSamples;
113 
114 	deUint32			m_buffer;
115 	deUint32			m_resolveBuffer;
116 	glu::ShaderProgram*	m_program;
117 	deUint32			m_fbo;
118 	deUint32			m_fboTexture;
119 	glu::ShaderProgram*	m_textureSamplerProgram;
120 	deUint32			m_fboRbo;
121 	deUint32			m_resolveFbo;
122 	deUint32			m_resolveFboTexture;
123 	int					m_iteration;
124 	int					m_numIterations;
125 	deUint32			m_renderMode;
126 	deInt32				m_renderCount;
127 	deUint32			m_renderVao;
128 	deUint32			m_resolveVao;
129 
130 	std::string			m_renderSceneDescription;
131 	std::map<std::string, Attrib> m_renderAttribs;
132 };
133 
134 } // MultisampleShaderRenderUtil
135 } // Functional
136 } // gles31
137 } // deqp
138 
139 #endif // _ES31FMULTISAMPLESHADERRENDERCASE_HPP
140