author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 12 Mar 2010 15:47:04 +0200 | |
branch | RCL_3 |
changeset 7 | 433cbbb6a04b |
parent 0 | 15bf7259bb7c |
child 21 | 6ce30188c5bf |
permissions | -rw-r--r-- |
0
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/* |
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <GLES2/gl2.h> |
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#include <math.h> |
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#include <string.h> |
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#include "plugininterface.h" |
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#include "shader.h" |
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static char* plugindir = 0; |
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static GLuint vertexShader = 0; |
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static GLuint fragmentShader = 0; |
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static GLuint program = 0; |
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static GLuint vbo = 0; |
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static GLuint ibo = 0; |
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static GLint blob1; |
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static GLint blob2; |
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static GLint blob3; |
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static GLint offset; |
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static GLint threshold; |
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static GLint aspect; |
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static float time = 0.0f; |
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static int display_w = 0; |
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static int display_h = 0; |
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static const GLushort indices[6] = |
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{ |
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0,1,2,0,2,3 |
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}; |
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static const GLfloat vertexattribs[] = |
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{ |
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-1.0f,1.0f,0.0f, |
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-1.0f,-1.0f,0.0f, |
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1.0f,-1.0f,0.0f, |
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1.0f,1.0f,0.0f, |
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}; |
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const EGLint attrib_list[] = |
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{ |
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EGL_BUFFER_SIZE, 32, |
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EGL_DEPTH_SIZE, 16, |
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EGL_STENCIL_SIZE, 0, |
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EGL_SAMPLE_BUFFERS, 0, |
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EGL_SAMPLES, 0, |
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EGL_SURFACE_TYPE, EGL_WINDOW_BIT, |
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EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT, |
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EGL_NONE |
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}; |
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const EGLint* getpreferredconfig (void) |
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{ |
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return attrib_list; |
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} |
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void setdisplaydimensions(int width, int height) |
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{ |
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display_w = width; |
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display_h = height; |
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} |
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void produceframe(void) |
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{ |
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glUniform3f(blob1,0.76000f+((sin(time))/2.0f),0.30000f+((cos(time*0.4f))/2.0f),4.34000f); |
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glUniform3f(blob2,0.44000f+((sin(0.4f*time))/2.0f),0.64000f+((cos(time))/2.0f),2.26000f); |
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glUniform3f(blob3,0.30000f+((sin(0.7f*time))/2.0f),0.34000f+((cos(time*0.9f))/2.0f),1.84000f); |
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time+=0.02f; |
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glDrawElements(GL_TRIANGLES,6,GL_UNSIGNED_SHORT,0); |
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} |
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int gpuresourcesavailable(int available) |
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{ |
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GLint linkStatus = 0; |
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float aspectratio = 0.0f; |
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if (available) |
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{ |
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|
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vertexShader = LoadAndCompileShader(plugindir, "refvertexshader.vsh",GL_VERTEX_SHADER); |
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|
105 |
fragmentShader = LoadAndCompileShader(plugindir, "reffragmentshader.fsh",GL_FRAGMENT_SHADER); |
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|
106 |
if (!vertexShader || !fragmentShader) |
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|
107 |
{ |
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|
108 |
return -1; |
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|
109 |
} |
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|
110 |
|
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|
111 |
program = glCreateProgram(); |
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|
112 |
glAttachShader(program, vertexShader); |
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|
113 |
glAttachShader(program, fragmentShader); |
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|
114 |
glBindAttribLocation(program, 0, "vPosition"); |
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|
115 |
|
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|
116 |
glLinkProgram(program); |
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|
117 |
glGetProgramiv(program, GL_LINK_STATUS, &linkStatus); |
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|
118 |
if (!linkStatus) |
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|
119 |
{ |
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|
120 |
glDeleteProgram(program); |
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|
121 |
|
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122 |
return -1; |
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123 |
} |
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|
124 |
|
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|
125 |
glClearColor(0,0,0,0); |
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|
126 |
glViewport (0, 0, display_w, display_h); |
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|
127 |
|
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|
128 |
|
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|
129 |
glGenBuffers( 1, &vbo); |
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|
130 |
glGenBuffers( 1, &ibo); |
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|
131 |
glBindBuffer(GL_ARRAY_BUFFER, vbo); |
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|
132 |
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, ibo); |
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|
133 |
|
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|
134 |
glBufferData(GL_ARRAY_BUFFER,3*4*sizeof(GLfloat),vertexattribs,GL_STATIC_DRAW); |
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|
135 |
glBufferData(GL_ELEMENT_ARRAY_BUFFER, 6*sizeof(GLushort),indices,GL_STATIC_DRAW); |
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|
136 |
|
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Revision: 201003
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|
137 |
glVertexAttribPointer( 0, 3, GL_FLOAT, GL_FALSE, 0, 0); |
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Revision: 201003
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|
138 |
|
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Revision: 201003
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|
139 |
glEnableVertexAttribArray(0); |
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Revision: 201003
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|
140 |
|
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|
141 |
glUseProgram(program); |
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Revision: 201003
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|
142 |
glEnableVertexAttribArray(0); |
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|
143 |
|
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|
144 |
blob1 = glGetUniformLocation(program, "blob1"); |
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Revision: 201003
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parents:
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|
145 |
blob2 = glGetUniformLocation(program, "blob2"); |
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Revision: 201003
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|
146 |
blob3 = glGetUniformLocation(program, "blob3"); |
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|
147 |
aspect = glGetUniformLocation(program, "aspect"); |
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|
148 |
|
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|
149 |
offset = glGetUniformLocation(program, "offset"); |
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Revision: 201003
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|
150 |
threshold = glGetUniformLocation(program, "threshold"); |
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Revision: 201003
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|
151 |
|
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152 |
aspectratio = ((float)display_w)/((float)display_h); |
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|
153 |
|
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|
154 |
glUniform1f(offset,34.78935f); |
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Revision: 201003
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|
155 |
glUniform1f(threshold,2.49860f); |
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Revision: 201003
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diff
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|
156 |
glUniform1f(aspect,aspectratio); |
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|
157 |
} |
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Revision: 201003
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|
158 |
else |
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Revision: 201003
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|
159 |
{ |
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Revision: 201003
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parents:
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|
160 |
// TODO: free resources... |
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Revision: 201003
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|
161 |
} |
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Revision: 201003
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|
162 |
return 0; |
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Revision: 201003
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|
163 |
} |
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Revision: 201003
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|
164 |
|
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Revision: 201003
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parents:
diff
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|
165 |
int initialize(const char* path, unsigned int maxgpumemusage) |
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|
166 |
{ |
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Revision: 201003
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|
167 |
plugindir = strdup(path); |
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Revision: 201003
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parents:
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|
168 |
return 0; |
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Revision: 201003
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|
169 |
} |
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|
170 |
|
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Revision: 201003
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|
171 |
void destroy() |
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Revision: 201003
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|
172 |
{ |
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Revision: 201003
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|
173 |
free(plugindir); |
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Revision: 201003
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diff
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|
174 |
} |
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Revision: 201003
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|
175 |
|
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Revision: 201003
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|
176 |
int extension(int value, void* ptr) |
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Revision: 201003
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|
177 |
{ |
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Revision: 201003
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|
178 |
return 0; |
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Revision: 201003
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|
179 |
} |
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Revision: 201003
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|
180 |
|
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Revision: 201003
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|
181 |
EXPORT_C void* getinterface(int version) |
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Revision: 201003
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diff
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|
182 |
{ |
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Revision: 201003
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parents:
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|
183 |
plugin_export_v1_t* interface = NULL; |
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Revision: 201003
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parents:
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|
184 |
if (version == 1) |
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Revision: 201003
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diff
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|
185 |
{ |
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Revision: 201003
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|
186 |
interface = (plugin_export_v1_t*)malloc(sizeof(plugin_export_v1_t)); |
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Revision: 201003
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|
187 |
if (interface) |
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Revision: 201003
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parents:
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|
188 |
{ |
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Revision: 201003
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parents:
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|
189 |
memset(interface, 0, sizeof(plugin_export_v1_t)); |
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Revision: 201003
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parents:
diff
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|
190 |
|
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Revision: 201003
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parents:
diff
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|
191 |
// bind our functions to the interface |
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Revision: 201003
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parents:
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|
192 |
interface->getpreferredconfig = getpreferredconfig; |
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Revision: 201003
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parents:
diff
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|
193 |
interface->setdisplaydimensions = setdisplaydimensions; |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
194 |
interface->produceframe = produceframe; |
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Revision: 201003
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parents:
diff
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|
195 |
interface->gpuresourcesavailable = gpuresourcesavailable; |
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Revision: 201003
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parents:
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|
196 |
interface->initialize = initialize; |
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Revision: 201003
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|
197 |
interface->destroy = destroy; |
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Revision: 201003
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|
198 |
interface->desiredsensors = 0; |
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Revision: 201003
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parents:
diff
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|
199 |
interface->receivesensordata = 0; |
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Revision: 201003
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parents:
diff
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|
200 |
interface->extension = extension; |
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Revision: 201003
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parents:
diff
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|
201 |
} |
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Revision: 201003
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parents:
diff
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|
202 |
} |
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Revision: 201003
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parents:
diff
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|
203 |
return interface; |
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Revision: 201003
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parents:
diff
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|
204 |
} |