Lines Matching defs:alpha
48 * the extra alpha value.
98 // modulate with gl_Color in order to apply extra alpha
284 * which contains the extra alpha value.
319 // modulate with gl_Color in order to apply extra alpha
467 * the current OpenGL color, which contains the extra alpha value.
469 * The lookup step requires 3 texture accesses (or 4, when alpha is included),
530 // (placeholder for alpha store code)
534 // modulate with gl_Color in order to apply extra alpha
570 char *alpha;
580 // when numComps is 1 or 3, the alpha is not looked up in the table;
581 // just keep the alpha from the source fragment
582 alpha = "result.a = srcColor.a;";
584 // when numComps is 4, the alpha is looked up in the table, just
586 alpha =
596 target, target, preLookup, alpha, postLookup);
698 // replicate the single band for R/G/B; alpha band is unused
704 // user supplied band for each of R/G/B; alpha band is unused