1#ifndef _RSGPARAMETERS_HPP
2#define _RSGPARAMETERS_HPP
3/*-------------------------------------------------------------------------
4 * drawElements Quality Program Random Shader Generator
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 Shader generator parameters.
24 *//*--------------------------------------------------------------------*/
25
26#include "rsgDefs.hpp"
27
28#include <set>
29#include <string>
30#include <vector>
31
32namespace rsg
33{
34
35enum
36{
37	NUM_RESERVED_SHADER_INPUTS = 1 // Taken by dEQP_Position
38};
39
40enum Version
41{
42	VERSION_100,		//!< GLSL ES 1.0
43	VERSION_300,		//!< GLSL ES 3.0
44
45	VERSION_LAST
46};
47
48class ShaderParameters
49{
50public:
51	ShaderParameters (void)
52		: randomize						(false)
53		, maxStatementDepth				(2)
54		, maxStatementsPerBlock			(10)
55		, maxExpressionDepth			(5)
56		, maxCombinedVariableScalars	(32)
57		, maxUniformScalars				(512)
58		, maxInputVariables				(8)
59		, texLookupBaseWeight			(0.0f)
60		, maxSamplers					(8)
61		, useTexture2D					(false)
62		, useTextureCube				(false)
63	{
64	}
65
66	bool					randomize;					//!< If not enabled, only simple passthrough will be generated
67	int						maxStatementDepth;
68	int						maxStatementsPerBlock;
69	int						maxExpressionDepth;
70	int						maxCombinedVariableScalars;
71	int						maxUniformScalars;
72	int						maxInputVariables;
73
74	float					texLookupBaseWeight;
75	int						maxSamplers;
76	bool					useTexture2D;
77	bool					useTextureCube;
78};
79
80class ProgramParameters
81{
82public:
83	ProgramParameters (void)
84		: seed								(0)
85		, version							(VERSION_100)
86		, declarationStatementBaseWeight	(1.0f)
87		, useScalarConversions				(false)
88		, useSwizzle						(false)
89		, useComparisonOps					(false)
90		, useConditionals					(false)
91		, trigonometricBaseWeight			(0.0f)
92		, exponentialBaseWeight				(0.0f)
93	{
94	}
95
96	deUint32				seed;
97	Version					version;
98	ShaderParameters		vertexParameters;
99	ShaderParameters		fragmentParameters;
100
101	bool					declarationStatementBaseWeight;
102	bool					useScalarConversions;
103	bool					useSwizzle;
104	bool					useComparisonOps;
105	bool					useConditionals;
106
107	float					trigonometricBaseWeight;
108	float					exponentialBaseWeight;
109};
110
111} // rsg
112
113#endif // _RSGPARAMETERS_HPP
114