1*aaef562fSAndrew Rist /**************************************************************
2cdf0e10cSrcweir  *
3*aaef562fSAndrew Rist  * Licensed to the Apache Software Foundation (ASF) under one
4*aaef562fSAndrew Rist  * or more contributor license agreements.  See the NOTICE file
5*aaef562fSAndrew Rist  * distributed with this work for additional information
6*aaef562fSAndrew Rist  * regarding copyright ownership.  The ASF licenses this file
7*aaef562fSAndrew Rist  * to you under the Apache License, Version 2.0 (the
8*aaef562fSAndrew Rist  * "License"); you may not use this file except in compliance
9*aaef562fSAndrew Rist  * with the License.  You may obtain a copy of the License at
10*aaef562fSAndrew Rist  *
11*aaef562fSAndrew Rist  *   http://www.apache.org/licenses/LICENSE-2.0
12*aaef562fSAndrew Rist  *
13*aaef562fSAndrew Rist  * Unless required by applicable law or agreed to in writing,
14*aaef562fSAndrew Rist  * software distributed under the License is distributed on an
15*aaef562fSAndrew Rist  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16*aaef562fSAndrew Rist  * KIND, either express or implied.  See the License for the
17*aaef562fSAndrew Rist  * specific language governing permissions and limitations
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19*aaef562fSAndrew Rist  *
20*aaef562fSAndrew Rist  *************************************************************/
21*aaef562fSAndrew Rist 
22*aaef562fSAndrew Rist 
23cdf0e10cSrcweir 
24cdf0e10cSrcweir #ifndef INCLUDED_OGLTRANS_SHADERS_HXX_
25cdf0e10cSrcweir #define INCLUDED_OGLTRANS_SHADERS_HXX_
26cdf0e10cSrcweir 
27cdf0e10cSrcweir #define GL_GLEXT_PROTOTYPES 1
28cdf0e10cSrcweir #include <GL/gl.h>
29cdf0e10cSrcweir #include <GL/glext.h>
30cdf0e10cSrcweir 
31cdf0e10cSrcweir class OGLShaders {
32cdf0e10cSrcweir     static bool Initialize();
33cdf0e10cSrcweir     static bool cbInitialized;
34cdf0e10cSrcweir 
35cdf0e10cSrcweir public:
36cdf0e10cSrcweir 
37cdf0e10cSrcweir     static GLuint LinkProgram( const char *vertexShader, const char *fragmentShader );
38cdf0e10cSrcweir 
39cdf0e10cSrcweir     /** GL shader functions
40cdf0e10cSrcweir      */
41cdf0e10cSrcweir #ifdef GL_VERSION_2_0
42cdf0e10cSrcweir 
43cdf0e10cSrcweir     static PFNGLCREATESHADERPROC glCreateShader;
44cdf0e10cSrcweir     static PFNGLSHADERSOURCEPROC glShaderSource;
45cdf0e10cSrcweir     static PFNGLCOMPILESHADERPROC glCompileShader;
46cdf0e10cSrcweir     static PFNGLGETSHADERIVPROC glGetShaderiv;
47cdf0e10cSrcweir     static PFNGLGETSHADERINFOLOGPROC glGetShaderInfoLog;
48cdf0e10cSrcweir     static PFNGLDELETESHADERPROC glDeleteShader;
49cdf0e10cSrcweir 
50cdf0e10cSrcweir     static PFNGLCREATEPROGRAMPROC glCreateProgram;
51cdf0e10cSrcweir     static PFNGLATTACHSHADERPROC glAttachShader;
52cdf0e10cSrcweir     static PFNGLLINKPROGRAMPROC glLinkProgram;
53cdf0e10cSrcweir     static PFNGLGETPROGRAMIVPROC glGetProgramiv;
54cdf0e10cSrcweir     static PFNGLGETPROGRAMINFOLOGPROC glGetProgramInfoLog;
55cdf0e10cSrcweir     static PFNGLUSEPROGRAMPROC glUseProgram;
56cdf0e10cSrcweir     static PFNGLDELETEPROGRAMPROC glDeleteProgram;
57cdf0e10cSrcweir 
58cdf0e10cSrcweir     static PFNGLGETUNIFORMLOCATIONPROC glGetUniformLocation;
59cdf0e10cSrcweir     static PFNGLUNIFORM1IPROC glUniform1i;
60cdf0e10cSrcweir     static PFNGLUNIFORM1FPROC glUniform1f;
61cdf0e10cSrcweir #endif
62cdf0e10cSrcweir };
63cdf0e10cSrcweir 
64cdf0e10cSrcweir #endif
65