Lines Matching full:coverage
229 // Check whether coverage is treated as color. If so we run through the coverage computation.
250 // If we're drawing coverage directly then coverage is effectively treated as color.
255 GrColor coverage;
257 // Initialize to an unknown starting coverage if per-vertex coverage is specified.
261 coverage = fCommon.fCoverage;
265 // Run through the coverage stages and see if the coverage will be all ones at the end.
268 (*effect)->getConstantColorComponents(&coverage, &validComponentFlags);
270 return (kRGBA_GrColorComponentFlags == validComponentFlags) && (0xffffffff == coverage);
275 // Some blend modes allow folding a fractional coverage value into the color's alpha channel, while
279 The fractional coverage is f.
286 Also, if we're directly rendering coverage (isCoverageDrawing) then coverage is treated as
326 // (0,1). The same applies when coverage is known to be 0.
336 // check for coverage due to constant coverage, per-vertex coverage, or coverage stage
342 // if we don't have coverage we can check whether the dst
347 // if there is no coverage and coeffs are (1,0) then we
359 // we have coverage but we aren't distinguishing it from alpha by request.
362 // check whether coverage can be safely rolled into alpha
363 // of if we can skip color computation and just emit coverage
392 // In this case the shader will fully resolve the color, coverage, and dst and we don't
