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Refactor the loop in unbind_texobj_from_texunits.

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Common code was pulled out of the per-target if-statment and put at the end
of the for-loop.  The common code is guarded by a new variable, curr, that
is set to point to the unit's current target in each if-statement.
This commit is contained in:
Ian Romanick 2007-05-09 21:51:49 -07:00
parent e282f89a38
commit 87a980a795
1 changed files with 12 additions and 18 deletions
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30
src/mesa/main/texobj.c
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@ -630,40 +630,34 @@ unbind_texobj_from_texunits(GLcontext *ctx, struct gl_texture_object *texObj)
for (u = 0; u < MAX_TEXTURE_IMAGE_UNITS; u++) {
struct gl_texture_unit *unit = &ctx->Texture.Unit[u];
struct gl_texture_object **curr = NULL;
if (texObj == unit->Current1D) {
curr = &unit->Current1D;
unit->Current1D = ctx->Shared->Default1D;
ctx->Shared->Default1D->RefCount++;
texObj->RefCount--;
if (texObj == unit->_Current)
unit->_Current = unit->Current1D;
}
else if (texObj == unit->Current2D) {
curr = &unit->Current2D;
unit->Current2D = ctx->Shared->Default2D;
ctx->Shared->Default2D->RefCount++;
texObj->RefCount--;
if (texObj == unit->_Current)
unit->_Current = unit->Current2D;
}
else if (texObj == unit->Current3D) {
curr = &unit->Current3D;
unit->Current3D = ctx->Shared->Default3D;
ctx->Shared->Default3D->RefCount++;
texObj->RefCount--;
if (texObj == unit->_Current)
unit->_Current = unit->Current3D;
}
else if (texObj == unit->CurrentCubeMap) {
curr = &unit->CurrentCubeMap;
unit->CurrentCubeMap = ctx->Shared->DefaultCubeMap;
ctx->Shared->DefaultCubeMap->RefCount++;
texObj->RefCount--;
if (texObj == unit->_Current)
unit->_Current = unit->CurrentCubeMap;
}
else if (texObj == unit->CurrentRect) {
curr = &unit->CurrentRect;
unit->CurrentRect = ctx->Shared->DefaultRect;
ctx->Shared->DefaultRect->RefCount++;
}
if (curr) {
(*curr)->RefCount++;
texObj->RefCount--;
if (texObj == unit->_Current)
unit->_Current = unit->CurrentRect;
unit->_Current = *curr;
}
}
}