From 9f0bb59c53f1413531ca679e7d3516bf8d30cae3 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Thu, 19 Oct 2000 18:17:19 +0000 Subject: [PATCH] call Driver.SetReadBuffer() in clear_color_buffers() to fix colormasked clear bug --- src/mesa/main/buffers.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/src/mesa/main/buffers.c b/src/mesa/main/buffers.c index 7db265dff1b..a928adc6126 100644 --- a/src/mesa/main/buffers.c +++ b/src/mesa/main/buffers.c @@ -1,4 +1,4 @@ -/* $Id: buffers.c,v 1.13 2000/10/17 00:42:02 brianp Exp $ */ +/* $Id: buffers.c,v 1.14 2000/10/19 18:17:19 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -211,15 +211,19 @@ clear_color_buffers(GLcontext *ctx) if (bufferBit & ctx->Color.DrawDestMask) { if (bufferBit == FRONT_LEFT_BIT) { (void) (*ctx->Driver.SetDrawBuffer)( ctx, GL_FRONT_LEFT); + (void) (*ctx->Driver.SetReadBuffer)( ctx, ctx->DrawBuffer, GL_FRONT_LEFT); } else if (bufferBit == FRONT_RIGHT_BIT) { (void) (*ctx->Driver.SetDrawBuffer)( ctx, GL_FRONT_RIGHT); + (void) (*ctx->Driver.SetReadBuffer)( ctx, ctx->DrawBuffer, GL_FRONT_RIGHT); } else if (bufferBit == BACK_LEFT_BIT) { (void) (*ctx->Driver.SetDrawBuffer)( ctx, GL_BACK_LEFT); + (void) (*ctx->Driver.SetReadBuffer)( ctx, ctx->DrawBuffer, GL_BACK_LEFT); } else { (void) (*ctx->Driver.SetDrawBuffer)( ctx, GL_BACK_RIGHT); + (void) (*ctx->Driver.SetReadBuffer)( ctx, ctx->DrawBuffer, GL_BACK_RIGHT); } if (colorMask != 0xffffffff) { @@ -231,8 +235,9 @@ clear_color_buffers(GLcontext *ctx) } } - /* restore default dest buffer */ + /* restore default read/draw buffers */ (void) (*ctx->Driver.SetDrawBuffer)( ctx, ctx->Color.DriverDrawBuffer ); + (void) (*ctx->Driver.SetReadBuffer)( ctx, ctx->ReadBuffer, ctx->Pixel.DriverReadBuffer ); } -- 2.30.2