/src/mozilla-central/dom/canvas/WebGLSampler.cpp
Line | Count | Source (jump to first uncovered line) |
1 | | /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ |
2 | | /* This Source Code Form is subject to the terms of the Mozilla Public |
3 | | * License, v. 2.0. If a copy of the MPL was not distributed with this |
4 | | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
5 | | |
6 | | #include "WebGLSampler.h" |
7 | | |
8 | | #include "GLContext.h" |
9 | | #include "mozilla/dom/WebGL2RenderingContextBinding.h" |
10 | | #include "WebGLContext.h" |
11 | | |
12 | | namespace mozilla { |
13 | | |
14 | | |
15 | | |
16 | | WebGLSampler::WebGLSampler(WebGLContext* const webgl) |
17 | | : WebGLRefCountedObject(webgl) |
18 | 0 | , mGLName([&]() { |
19 | 0 | GLuint ret = 0; |
20 | 0 | webgl->gl->fGenSamplers(1, &ret); |
21 | 0 | return ret; |
22 | 0 | }()) |
23 | 0 | { |
24 | 0 | mContext->mSamplers.insertBack(this); |
25 | 0 | } |
26 | | |
27 | | WebGLSampler::~WebGLSampler() |
28 | 0 | { |
29 | 0 | DeleteOnce(); |
30 | 0 | } |
31 | | |
32 | | void |
33 | | WebGLSampler::Delete() |
34 | 0 | { |
35 | 0 | mContext->gl->fDeleteSamplers(1, &mGLName); |
36 | 0 |
|
37 | 0 | removeFrom(mContext->mSamplers); |
38 | 0 | } |
39 | | |
40 | | WebGLContext* |
41 | | WebGLSampler::GetParentObject() const |
42 | 0 | { |
43 | 0 | return mContext; |
44 | 0 | } |
45 | | |
46 | | JSObject* |
47 | | WebGLSampler::WrapObject(JSContext* cx, JS::Handle<JSObject*> givenProto) |
48 | 0 | { |
49 | 0 | return dom::WebGLSampler_Binding::Wrap(cx, this, givenProto); |
50 | 0 | } |
51 | | |
52 | | static bool |
53 | | ValidateSamplerParameterParams(WebGLContext* webgl, GLenum pname, |
54 | | const FloatOrInt& param) |
55 | 0 | { |
56 | 0 | const auto& paramInt = param.i; |
57 | 0 |
|
58 | 0 | switch (pname) { |
59 | 0 | case LOCAL_GL_TEXTURE_MIN_FILTER: |
60 | 0 | switch (paramInt) { |
61 | 0 | case LOCAL_GL_NEAREST: |
62 | 0 | case LOCAL_GL_LINEAR: |
63 | 0 | case LOCAL_GL_NEAREST_MIPMAP_NEAREST: |
64 | 0 | case LOCAL_GL_NEAREST_MIPMAP_LINEAR: |
65 | 0 | case LOCAL_GL_LINEAR_MIPMAP_NEAREST: |
66 | 0 | case LOCAL_GL_LINEAR_MIPMAP_LINEAR: |
67 | 0 | return true; |
68 | 0 |
|
69 | 0 | default: |
70 | 0 | break; |
71 | 0 | } |
72 | 0 | break; |
73 | 0 |
|
74 | 0 | case LOCAL_GL_TEXTURE_MAG_FILTER: |
75 | 0 | switch (paramInt) { |
76 | 0 | case LOCAL_GL_NEAREST: |
77 | 0 | case LOCAL_GL_LINEAR: |
78 | 0 | return true; |
79 | 0 |
|
80 | 0 | default: |
81 | 0 | break; |
82 | 0 | } |
83 | 0 | break; |
84 | 0 |
|
85 | 0 | case LOCAL_GL_TEXTURE_WRAP_S: |
86 | 0 | case LOCAL_GL_TEXTURE_WRAP_T: |
87 | 0 | case LOCAL_GL_TEXTURE_WRAP_R: |
88 | 0 | switch (paramInt) { |
89 | 0 | case LOCAL_GL_CLAMP_TO_EDGE: |
90 | 0 | case LOCAL_GL_REPEAT: |
91 | 0 | case LOCAL_GL_MIRRORED_REPEAT: |
92 | 0 | return true; |
93 | 0 |
|
94 | 0 | default: |
95 | 0 | break; |
96 | 0 | } |
97 | 0 | break; |
98 | 0 |
|
99 | 0 | case LOCAL_GL_TEXTURE_MIN_LOD: |
100 | 0 | case LOCAL_GL_TEXTURE_MAX_LOD: |
101 | 0 | return true; |
102 | 0 |
|
103 | 0 | case LOCAL_GL_TEXTURE_COMPARE_MODE: |
104 | 0 | switch (paramInt) { |
105 | 0 | case LOCAL_GL_NONE: |
106 | 0 | case LOCAL_GL_COMPARE_REF_TO_TEXTURE: |
107 | 0 | return true; |
108 | 0 |
|
109 | 0 | default: |
110 | 0 | break; |
111 | 0 | } |
112 | 0 | break; |
113 | 0 |
|
114 | 0 | case LOCAL_GL_TEXTURE_COMPARE_FUNC: |
115 | 0 | switch (paramInt) { |
116 | 0 | case LOCAL_GL_LEQUAL: |
117 | 0 | case LOCAL_GL_GEQUAL: |
118 | 0 | case LOCAL_GL_LESS: |
119 | 0 | case LOCAL_GL_GREATER: |
120 | 0 | case LOCAL_GL_EQUAL: |
121 | 0 | case LOCAL_GL_NOTEQUAL: |
122 | 0 | case LOCAL_GL_ALWAYS: |
123 | 0 | case LOCAL_GL_NEVER: |
124 | 0 | return true; |
125 | 0 |
|
126 | 0 | default: |
127 | 0 | break; |
128 | 0 | } |
129 | 0 | break; |
130 | 0 |
|
131 | 0 | default: |
132 | 0 | webgl->ErrorInvalidEnumInfo("pname", pname); |
133 | 0 | return false; |
134 | 0 | } |
135 | 0 | |
136 | 0 | webgl->ErrorInvalidEnumInfo("param", paramInt); |
137 | 0 | return false; |
138 | 0 | } |
139 | | |
140 | | void |
141 | | WebGLSampler::SamplerParameter(GLenum pname, const FloatOrInt& param) |
142 | 0 | { |
143 | 0 | if (!ValidateSamplerParameterParams(mContext, pname, param)) |
144 | 0 | return; |
145 | 0 | |
146 | 0 | switch (pname) { |
147 | 0 | case LOCAL_GL_TEXTURE_MIN_FILTER: |
148 | 0 | mState.minFilter = param.i; |
149 | 0 | break; |
150 | 0 |
|
151 | 0 | case LOCAL_GL_TEXTURE_MAG_FILTER: |
152 | 0 | mState.magFilter = param.i; |
153 | 0 | break; |
154 | 0 |
|
155 | 0 | case LOCAL_GL_TEXTURE_WRAP_S: |
156 | 0 | mState.wrapS = param.i; |
157 | 0 | break; |
158 | 0 |
|
159 | 0 | case LOCAL_GL_TEXTURE_WRAP_T: |
160 | 0 | mState.wrapT = param.i; |
161 | 0 | break; |
162 | 0 |
|
163 | 0 | case LOCAL_GL_TEXTURE_COMPARE_MODE: |
164 | 0 | mState.compareMode = param.i; |
165 | 0 | break; |
166 | 0 |
|
167 | 0 | default: |
168 | 0 | break; |
169 | 0 | } |
170 | 0 | |
171 | 0 | for (uint32_t i = 0; i < mContext->mBoundSamplers.Length(); ++i) { |
172 | 0 | if (this == mContext->mBoundSamplers[i]) |
173 | 0 | mContext->InvalidateResolveCacheForTextureWithTexUnit(i); |
174 | 0 | } |
175 | 0 |
|
176 | 0 | //// |
177 | 0 |
|
178 | 0 | if (param.isFloat) { |
179 | 0 | mContext->gl->fSamplerParameterf(mGLName, pname, param.f); |
180 | 0 | } else { |
181 | 0 | mContext->gl->fSamplerParameteri(mGLName, pname, param.i); |
182 | 0 | } |
183 | 0 | } |
184 | | |
185 | | //// |
186 | | |
187 | | NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_0(WebGLSampler) |
188 | | NS_IMPL_CYCLE_COLLECTION_ROOT_NATIVE(WebGLSampler, AddRef) |
189 | | NS_IMPL_CYCLE_COLLECTION_UNROOT_NATIVE(WebGLSampler, Release) |
190 | | |
191 | | } // namespace mozilla |