[Mesa-dev] [PATCH 2/3] Remove gl_config::haveDepthBuffer, haveAccumBuffer, haveStencilBuffer fields

[Arnas Milasevicius]

Changed code checking `if(visual->haveAccumBuffer)` to `if(visual->accumRedBits + visual->accumGreenBits + visual->accumBlueBits + visual->accumAlphaBits) > 0)`
---
 src/mesa/main/accum.c   | 2 +-
 src/mesa/main/clear.c   | 2 +-
 src/mesa/main/context.c | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/mesa/main/accum.c b/src/mesa/main/accum.c
index 421fe6c..8801dbd 100644
--- a/src/mesa/main/accum.c
+++ b/src/mesa/main/accum.c
@@ -72,7 +72,7 @@ _mesa_Accum( GLenum op, GLfloat value )
       return;
    }
 
-   if (ctx->DrawBuffer->Visual.haveAccumBuffer == 0) {
+   if ((ctx->DrawBuffer->Visual.accumRedBits + ctx->DrawBuffer->Visual.accumGreenBits + ctx->DrawBuffer->Visual.accumBlueBits + ctx->DrawBuffer->Visual.accumAlphaBits) == 0) {
       _mesa_error(ctx, GL_INVALID_OPERATION, "glAccum(no accum buffer)");
       return;
    }
diff --git a/src/mesa/main/clear.c b/src/mesa/main/clear.c
index a6a9b84..72ec908 100644
--- a/src/mesa/main/clear.c
+++ b/src/mesa/main/clear.c
@@ -194,7 +194,7 @@ _mesa_Clear( GLbitfield mask )
       }
 
       if ((mask & GL_ACCUM_BUFFER_BIT)
-          && ctx->DrawBuffer->Visual.haveAccumBuffer) {
+          && ((ctx->DrawBuffer->Visual.accumRedBits + ctx->DrawBuffer->Visual.accumGreenBits + ctx->DrawBuffer->Visual.accumBlueBits + ctx->DrawBuffer->Visual.accumAlphaBits) > 0)) {
          bufferMask |= BUFFER_BIT_ACCUM;
       }
 
diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c
index 26f2878..35053b9 100644
--- a/src/mesa/main/context.c
+++ b/src/mesa/main/context.c
@@ -1363,7 +1363,7 @@ check_compatible(const struct gl_context *ctx,
 #endif
    if (ctxvis->stereoMode && !bufvis->stereoMode)
       return GL_FALSE;
-   if (ctxvis->haveAccumBuffer && !bufvis->haveAccumBuffer)
+   if (((ctxvis->accumRedBits + ctxvis->accumGreenBits + ctxvis->accumBlueBits + ctxvis->accumAlphaBits) > 0) && !(bufvis->accumRedBits + bufvis->accumGreenBits + bufvis->accumBlueBits + bufvis->accumAlphaBits) > 0)
       return GL_FALSE;
    if (ctxvis->depthBits > 0 && !(bufvis->depthBits > 0))
       return GL_FALSE;
-- 
1.8.3