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mesa: new _mesa_is_pow_two() function

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Brian
2008-11-10 20:15:28 -07:00
parent 8df4f6667f
commit be1b8e5d6c
5 changed files with 33 additions and 23 deletions
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6
src/mesa/main/pixel.c
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@@ -150,7 +150,7 @@ _mesa_PixelMapfv( GLenum map, GLsizei mapsize, const GLfloat *values )
if (map >= GL_PIXEL_MAP_S_TO_S && map <= GL_PIXEL_MAP_I_TO_A) {
/* test that mapsize is a power of two */
if (_mesa_bitcount((GLuint) mapsize) != 1) {
if (!_mesa_is_pow_two(mapsize)) {
_mesa_error( ctx, GL_INVALID_VALUE, "glPixelMapfv(mapsize)" );
return;
}
@@ -209,7 +209,7 @@ _mesa_PixelMapuiv(GLenum map, GLsizei mapsize, const GLuint *values )
if (map >= GL_PIXEL_MAP_S_TO_S && map <= GL_PIXEL_MAP_I_TO_A) {
/* test that mapsize is a power of two */
if (_mesa_bitcount((GLuint) mapsize) != 1) {
if (!_mesa_is_pow_two(mapsize)) {
_mesa_error( ctx, GL_INVALID_VALUE, "glPixelMapuiv(mapsize)" );
return;
}
@@ -282,7 +282,7 @@ _mesa_PixelMapusv(GLenum map, GLsizei mapsize, const GLushort *values )
if (map >= GL_PIXEL_MAP_S_TO_S && map <= GL_PIXEL_MAP_I_TO_A) {
/* test that mapsize is a power of two */
if (_mesa_bitcount((GLuint) mapsize) != 1) {
if (!_mesa_is_pow_two(mapsize)) {
_mesa_error( ctx, GL_INVALID_VALUE, "glPixelMapuiv(mapsize)" );
return;
}