Initial import
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commit
cbaafa7941
3 changed files with 297 additions and 0 deletions
5
Makefile
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5
Makefile
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check-glsl: check_glsl.c
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$(CC) -g -O0 -lGL -lX11 -o check-glsl check_glsl.c
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clean:
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rm -f check-glsl
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224
check_glsl.c
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224
check_glsl.c
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#include <GL/glx.h>
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#include <GL/glxext.h>
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#include <GL/gl.h>
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#include <GL/glext.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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static int vAttributes[] = {
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None
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};
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static int cAttributes[] = {
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GLX_CONTEXT_MAJOR_VERSION_ARB , 4 ,
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GLX_CONTEXT_MINOR_VERSION_ARB , 2 ,
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GLX_CONTEXT_PROFILE_MASK_ARB ,
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GLX_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB ,
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0
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};
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static int bAttributes[] = {
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GLX_PBUFFER_WIDTH , 32 ,
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GLX_PBUFFER_HEIGHT , 32 ,
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None
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};
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#define gglp(t,n) \
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(t)glXGetProcAddress( "gl" n )
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static int errmsg( char const* msg )
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{
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fprintf( stderr , "%s\n" , msg );
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return 0;
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}
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static Display * xDisplay;
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static GLXContext glxContext;
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static GLXPbuffer pBuffer;
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static PFNGLCREATESHADERPROGRAMVPROC glCreateShaderProgramv;
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static PFNGLGETPROGRAMINFOLOGPROC glGetProgramInfoLog;
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static PFNGLDELETEPROGRAMPROC glDeleteProgram;
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static void debugCallback( GLenum source , GLenum type , GLuint id ,
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GLenum severity , GLsizei length , GLchar const* message ,
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void const* userParam )
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{
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fprintf( stderr , "%x %x %x %x %s\n" , source , type , id , severity ,
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message );
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}
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static int initContext( )
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{
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PFNGLXCREATECONTEXTATTRIBSARBPROC glXCreateContextAttribs;
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GLXFBConfig * fbc;
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int fbcount;
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xDisplay = XOpenDisplay( 0 );
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if ( !xDisplay ) {
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return errmsg( "Could not open display" );
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}
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fbc = glXChooseFBConfig( xDisplay , DefaultScreen( xDisplay ) ,
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vAttributes , &fbcount );
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if ( !fbc ) {
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return errmsg( "No framebuffer config" );
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}
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glXCreateContextAttribs = gglp( PFNGLXCREATECONTEXTATTRIBSARBPROC ,
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"XCreateContextAttribsARB" );
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glxContext = glXCreateContextAttribs( xDisplay , fbc[ 0 ] , NULL ,
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GL_TRUE , cAttributes );
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if ( !glxContext ) {
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return errmsg( "Could not create GL3.0+ context" );
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}
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pBuffer = glXCreatePbuffer( xDisplay , fbc[ 0 ] , bAttributes );
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if ( !pBuffer ) {
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return errmsg( "Could not create PBuffer" );
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}
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XFree( fbc );
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XSync( xDisplay , False );
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if ( ! glXMakeContextCurrent( xDisplay , pBuffer , pBuffer ,
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glxContext ) ) {
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return errmsg( "Could not activate context" );
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}
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glCreateShaderProgramv = gglp( PFNGLCREATESHADERPROGRAMVPROC ,
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"CreateShaderProgramv" );
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glGetProgramInfoLog = gglp( PFNGLGETPROGRAMINFOLOGPROC ,
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"GetProgramInfoLog" );
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glDeleteProgram = gglp( PFNGLDELETEPROGRAMPROC , "DeleteProgram" );
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return 1;
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}
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static void killContext( )
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{
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glXDestroyPbuffer( xDisplay , pBuffer );
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glXMakeCurrent( xDisplay , 0 , 0 );
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glXDestroyContext( xDisplay , glxContext );
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XCloseDisplay( xDisplay );
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}
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static GLenum getShaderType( char const* argument )
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{
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if ( !strcmp( argument , "v" ) )
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return GL_VERTEX_SHADER;
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if ( !strcmp( argument , "f" ) )
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return GL_FRAGMENT_SHADER;
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if ( !strcmp( argument , "g" ) )
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return GL_GEOMETRY_SHADER;
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if ( !strcmp( argument , "tc" ) )
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return GL_TESS_CONTROL_SHADER;
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if ( !strcmp( argument , "te" ) )
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return GL_TESS_EVALUATION_SHADER;
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if ( !strcmp( argument , "c" ) )
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return GL_COMPUTE_SHADER;
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fprintf( stderr , "Invalid shader type '%s'\n" , argument );
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return 0;
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}
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static char * loadFile( char const* name )
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{
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FILE * f = fopen( name , "r" );
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if ( !f ) {
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fprintf( stderr , "%s: file not found\n" , name );
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return NULL;
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}
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int sz;
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fseek( f , 0 , SEEK_END );
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sz = ftell( f );
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if ( sz <= 0 ) {
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fprintf( stderr , "%s: fseek failed / empty file\n" , name );
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return NULL;
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}
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fseek( f , 0 , SEEK_SET );
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char * buffer = malloc( sz + 1 );
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if ( !buffer ) {
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fprintf( stderr , "%s: malloc() failed (%d bytes)\n" , name ,
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sz );
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return NULL;
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}
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if ( !fread( buffer , 1 , sz , f ) ) {
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fprintf( stderr , "%s: could not read file contents\n" , name );
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return NULL;
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}
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buffer[ sz ] = 0;
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fclose(f);
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return buffer;
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}
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void loadShader( GLenum type , char const* file )
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{
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GLuint program;
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char * source = loadFile( file );
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if ( source == NULL ) {
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return;
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}
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program = glCreateShaderProgramv( type , 1 , (GLchar const**) &source );
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free( source );
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char infoLog[ 128 * 1024 ];
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int sz , i , j;
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glGetProgramInfoLog( program , sizeof( infoLog ) , &sz , infoLog );
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i = 0;
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while ( i < sz ) {
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j = i;
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while ( j < sz && infoLog[ j ] != '\n' ) {
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j ++;
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}
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if ( j < sz ) {
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infoLog[ j ] = 0;
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}
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fprintf( stderr , "%s: %s\n" , file , &infoLog[ i ] );
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i = j + 1;
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}
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glDeleteProgram( program );
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}
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int main( int argc , char ** argv )
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{
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if ( !initContext( ) ) {
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return 1;
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}
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if ( argc > 1 ) {
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if ( argc < 3 ) {
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fprintf( stderr ,
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"Syntax: %s [v|f|g|tc|te|c] file...\n" ,
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argv[ 0 ] );
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return 1;
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}
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GLenum type = getShaderType( argv[ 1 ] );
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if ( type == 0 ) {
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return 1;
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}
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int i;
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for ( i = 2 ; i < argc ; i ++ ) {
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loadShader( type , argv[ i ] );
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}
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}
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killContext( );
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return 0;
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}
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68
syntax_checkers/glsl/driver.vim
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68
syntax_checkers/glsl/driver.vim
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@ -0,0 +1,68 @@
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if exists("g:loaded_syntastic_glsl_driver_checker")
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finish
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endif
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let g:loaded_syntastic_glsl_driver_checker = 1
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let s:glsl_extensions = {
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\ 'glslf': 'f',
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\ 'glslv': 'v',
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\ 'frag': 'f',
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\ 'vert': 'v',
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\ 'geom': 'g',
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\ 'fp': 'f',
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\ 'vp': 'v'
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\ }
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let s:save_cpo = &cpo
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set cpo&vim
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function! SyntaxCheckers_glsl_driver_GetLocList() dict " {{{1
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let makeprg = self.makeprgBuild({
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\ 'args_before': s:GetShaderType() })
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let errorformat =
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\ "%E%f: 0(%l) : error %m," .
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\ "%W%f: 0(%l) : warning %m," .
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\ "%E%f: (0) : error %m," .
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\ "%W%f: (0) : warning %m"
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return SyntasticMake({
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\ 'makeprg': makeprg,
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\ 'errorformat': errorformat })
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endfunction " }}}1
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function! s:GetShaderType() " {{{2
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let save_view = winsaveview()
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let old_foldenable = &foldenable
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let old_lazyredraw = &lazyredraw
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let &lazyredraw = 1
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let &foldenable = 0
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call cursor(1, 1)
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let magic = '\m\C^// type:\s*'
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let line = search(magic, 'c')
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call winrestview(save_view)
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let &foldenable = old_foldenable
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let &lazyredraw = old_lazyredraw
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if line
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let profile = matchstr(getline(line), magic . '\zs.*')
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else
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let profile = get(s:extensions, tolower(expand('%:e', 1)), 'v')
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endif
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return profile
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endfunction " }}}2
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call g:SyntasticRegistry.CreateAndRegisterChecker({
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\'filetype': 'glsl',
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\'name': 'driver',
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\'exec': 'check-glsl'})
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let &cpo = s:save_cpo
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unlet s:save_cpo
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" vim: set sw=4 sts=4 et fdm=marker:
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