diff options
Diffstat (limited to 'src/mesa/main/blend.c')
| -rw-r--r-- | src/mesa/main/blend.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/mesa/main/blend.c b/src/mesa/main/blend.c index 7e1037089f..a8365a5e32 100644 --- a/src/mesa/main/blend.c +++ b/src/mesa/main/blend.c @@ -1,4 +1,4 @@ -/* $Id: blend.c,v 1.4 1999/10/08 09:27:10 keithw Exp $ */ +/* $Id: blend.c,v 1.5 1999/10/21 12:26:21 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -551,6 +551,7 @@ static void blend_general( GLcontext *ctx, GLuint n, const GLubyte mask[], break; default: /* this should never happen */ + sA = 0.0F; gl_problem(ctx, "Bad blend source A factor in do_blend"); } @@ -602,6 +603,7 @@ static void blend_general( GLcontext *ctx, GLuint n, const GLubyte mask[], break; default: /* this should never happen */ + dR = dG = dB = 0.0F; gl_problem(ctx, "Bad blend dest RGB factor in do_blend"); } @@ -645,6 +647,7 @@ static void blend_general( GLcontext *ctx, GLuint n, const GLubyte mask[], break; default: /* this should never happen */ + dA = 0.0F; gl_problem(ctx, "Bad blend dest A factor in do_blend"); return; } @@ -688,6 +691,11 @@ static void blend_general( GLcontext *ctx, GLuint n, const GLubyte mask[], b = Bd * dB - Bs * sB; a = Ad * dA - As * sA; } + else { + /* should never get here */ + r = g = b = a = 0.0F; /* silence uninitialized var warning */ + gl_problem(ctx, "unexpected BlendEquation in blend_general()"); + } /* final clamping */ rgba[i][RCOMP] = (GLint) CLAMP( r, 0.0F, 255.0F ); |