1 /**************************************************************************
2 * Copyright 2012 Intel corporation
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 **************************************************************************/
31 #include "trace_callset.hpp"
32 #include "trace_fast_callset.hpp"
33 #include "trace_parser.hpp"
35 typedef unsigned TrimFlags;
42 /* Whether to trim calls that have no side effects. */
43 TRIM_FLAG_NO_SIDE_EFFECTS = (1 << 0),
45 /* Whether to trim calls to setup textures that are never used. */
46 TRIM_FLAG_TEXTURES = (1 << 1),
48 /* Whether to trim calls to setup shaders that are never used. */
49 TRIM_FLAG_SHADERS = (1 << 2),
51 /* Whether to trim drawing operations outside of the desired call-set. */
52 TRIM_FLAG_DRAWING = (1 << 3),
57 std::map<std::string, std::set<unsigned> > resources;
58 std::map<std::string, std::set<std::string> > dependencies;
60 std::map<GLenum, unsigned> texture_map;
62 trace::FastCallSet required;
64 bool transformFeedbackActive;
65 bool framebufferObjectActive;
67 GLuint insideNewEndList;
68 GLenum activeTextureUnit;
70 unsigned int trimFlags;
72 void provide(std::string resource, trace::CallNo call_no);
73 void providef(std::string resource, int resource_no, trace::CallNo call_no);
75 void link(std::string resource, std::string dependency);
76 void linkf(std::string resource, std::string dependency, int dep_no);
78 void unlink(std::string resource, std::string dependency);
79 void unlinkf(std::string resource, std::string dependency, int dep_no);
80 void unlinkAll(std::string resource);
82 void stateTrackPreCall(trace::Call *call);
84 void recordSideEffects(trace::Call *call);
85 bool callHasNoSideEffects(trace::Call *call, const char *name);
86 bool recordTextureSideEffects(trace::Call *call, const char *name);
87 bool recordShaderSideEffects(trace::Call *call, const char *name);
88 bool recordDrawingSideEffects(trace::Call *call, const char *name);
90 void stateTrackPostCall(trace::Call *call);
92 bool renderingHasSideEffect(void);
93 std::set<unsigned> resolve(std::string resource);
95 void consume(std::string resource);
96 void requireDependencies(trace::Call *call);
99 TraceAnalyzer(TrimFlags trimFlags = -1);
102 /* Analyze this call by tracking state and recording all the
103 * resources provided by this call as side effects.. */
104 void analyze(trace::Call *call);
106 /* Require this call and all of its dependencies to be included in
107 * the final trace. */
108 void require(trace::Call *call);
110 /* Return a set of all the required calls, (both those calls added
111 * explicitly with require() and those implicitly depended
113 trace::FastCallSet *get_required(void);