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llvmpipe: added function comments

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This commit is contained in:
Brian Paul 2009-12-17 14:22:43 -07:00
parent 5771f3d483
commit 7d9b97703a
1 changed files with 15 additions and 0 deletions
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15
src/gallium/drivers/llvmpipe/lp_bld_flow.c
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@ -402,6 +402,13 @@ lp_build_mask_check(struct lp_build_mask_context *mask)
}
/**
* Begin a section of code which is predicated on a mask.
* \param mask the mask context, initialized here
* \param flow the flow context
* \param type the type of the mask
* \param value storage for the mask
*/
void
lp_build_mask_begin(struct lp_build_mask_context *mask,
struct lp_build_flow_context *flow,
@ -422,6 +429,11 @@ lp_build_mask_begin(struct lp_build_mask_context *mask,
}
/**
* Update boolean mask with given value (bitwise AND).
* Typically used to update the quad's pixel alive/killed mask
* after depth testing, alpha testing, TGSI_OPCODE_KIL, etc.
*/
void
lp_build_mask_update(struct lp_build_mask_context *mask,
LLVMValueRef value)
@ -432,6 +444,9 @@ lp_build_mask_update(struct lp_build_mask_context *mask,
}
/**
* End section of code which is predicated on a mask.
*/
LLVMValueRef
lp_build_mask_end(struct lp_build_mask_context *mask)
{