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added cursor key info to instructions

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This commit is contained in:
Brian Paul 2000-09-13 23:01:52 +00:00
parent a94ee16534
commit ae18872bc7
1 changed files with 13 additions and 6 deletions
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19
progs/demos/texenv.c
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@ -208,7 +208,8 @@ static void checkErrors( void )
}
}
static void drawString( char *string, GLfloat x, GLfloat y, GLfloat color[4] )
static void drawString( const char *string, GLfloat x, GLfloat y,
const GLfloat color[4] )
{
glColor4fv( color );
glRasterPos2f( x, y );
@ -219,8 +220,9 @@ static void drawString( char *string, GLfloat x, GLfloat y, GLfloat color[4] )
}
}
static void drawStringOutline( char *string, GLfloat x, GLfloat y,
GLfloat color[4], GLfloat outline[4] )
static void drawStringOutline( const char *string, GLfloat x, GLfloat y,
const GLfloat color[4],
const GLfloat outline[4] )
{
drawString( string, x - 1, y, outline );
drawString( string, x + 1, y, outline );
@ -335,7 +337,8 @@ reshape( int w, int h )
/* No need to call glViewPort here since "draw" calls it! */
}
static void loadTexture( int width, int height, struct formatInfo *format )
static void loadTexture( int width, int height,
const struct formatInfo *format )
{
int luminanceSize = 0;
int alphaSize = 0;
@ -497,7 +500,8 @@ static void loadTexture( int width, int height, struct formatInfo *format )
free( texImage );
}
static void drawCheck( int w, int h, GLfloat lightCheck[4], GLfloat darkCheck[4] )
static void drawCheck( int w, int h, const GLfloat lightCheck[4],
const GLfloat darkCheck[4] )
{
float dw = 2.0 / w;
float dh = 2.0 / h;
@ -527,7 +531,8 @@ static void drawCheck( int w, int h, GLfloat lightCheck[4], GLfloat darkCheck[4]
}
static void drawSample( int x, int y, int w, int h,
struct formatInfo *format, struct envModeInfo *envMode )
const struct formatInfo *format,
const struct envModeInfo *envMode )
{
glViewport( x, y, w, h );
glScissor( x, y, w, h );
@ -715,6 +720,8 @@ static void instructions( void )
fprintf( stderr, " [s] - toggle smooth shading\n" );
fprintf( stderr, " [t] - toggle texturing\n" );
fprintf( stderr, " [i] - toggle information display\n" );
fprintf( stderr, " up/down - select row\n" );
fprintf( stderr, " left/right - change row's internal format\n" );
}
int main( int argc, char *argv[] )