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Fix samples/fog.c regression - missing test for NeedEyeCoords.

This commit is contained in:
Keith Whitwell 2003-08-05 18:12:55 +00:00
parent 304d11e0e1
commit e6dea091c0
1 changed files with 15 additions and 6 deletions
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21
src/mesa/main/light.c
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@ -1317,15 +1317,24 @@ void _mesa_update_tnl_spaces( GLcontext *ctx, GLuint new_state )
{
const GLuint oldneedeyecoords = ctx->_NeedEyeCoords;
ctx->_NeedEyeCoords = (ctx->_ForceEyeCoords ||
(ctx->Texture._GenFlags & TEXGEN_NEED_EYE_COORD) ||
ctx->Point._Attenuated ||
ctx->Light._NeedEyeCoords);
ctx->_NeedEyeCoords = 0;
if (ctx->_ForceEyeCoords ||
(ctx->Texture._GenFlags & TEXGEN_NEED_EYE_COORD) ||
ctx->Point._Attenuated ||
ctx->Light._NeedEyeCoords)
ctx->_NeedEyeCoords = 1;
if (ctx->Light.Enabled &&
!TEST_MAT_FLAGS( ctx->ModelviewMatrixStack.Top,
MAT_FLAGS_LENGTH_PRESERVING))
ctx->_NeedEyeCoords = 1;
/* Check if the truth-value interpretations of the bitfields have
* changed:
*/
if ((oldneedeyecoords == 0) != (ctx->_NeedEyeCoords == 0)) {
if (oldneedeyecoords != ctx->_NeedEyeCoords) {
/* Recalculate all state that depends on _NeedEyeCoords.
*/
update_modelview_scale(ctx);