diff options
Diffstat (limited to 'xc/extras/Mesa/src/swrast/s_imaging.c')
| -rw-r--r-- | xc/extras/Mesa/src/swrast/s_imaging.c | 28 |
1 files changed, 17 insertions, 11 deletions
diff --git a/xc/extras/Mesa/src/swrast/s_imaging.c b/xc/extras/Mesa/src/swrast/s_imaging.c index d334b2e65..4b5438f88 100644 --- a/xc/extras/Mesa/src/swrast/s_imaging.c +++ b/xc/extras/Mesa/src/swrast/s_imaging.c @@ -1,7 +1,7 @@ /* * Mesa 3-D graphics library - * Version: 4.0.3 + * Version: 4.1 * * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. * @@ -36,12 +36,10 @@ _swrast_CopyColorTable( GLcontext *ctx, GLenum target, GLenum internalformat, GLint x, GLint y, GLsizei width) { - SWcontext *swrast = SWRAST_CONTEXT(ctx); GLchan data[MAX_WIDTH][4]; /* Select buffer to read from */ - (*swrast->Driver.SetReadBuffer)( ctx, ctx->ReadBuffer, - ctx->Pixel.DriverReadBuffer ); + _swrast_use_read_buffer(ctx); if (width > MAX_WIDTH) width = MAX_WIDTH; @@ -50,8 +48,7 @@ _swrast_CopyColorTable( GLcontext *ctx, _mesa_read_rgba_span( ctx, ctx->ReadBuffer, width, x, y, data ); /* Restore reading from draw buffer (the default) */ - (*swrast->Driver.SetReadBuffer)( ctx, ctx->DrawBuffer, - ctx->Color.DriverDrawBuffer ); + _swrast_use_draw_buffer(ctx); glColorTable(target, internalformat, width, GL_RGBA, CHAN_TYPE, data); } @@ -60,12 +57,10 @@ void _swrast_CopyColorSubTable( GLcontext *ctx,GLenum target, GLsizei start, GLint x, GLint y, GLsizei width) { - SWcontext *swrast = SWRAST_CONTEXT(ctx); GLchan data[MAX_WIDTH][4]; /* Select buffer to read from */ - (*swrast->Driver.SetReadBuffer)( ctx, ctx->ReadBuffer, - ctx->Pixel.DriverReadBuffer ); + _swrast_use_read_buffer(ctx); if (width > MAX_WIDTH) width = MAX_WIDTH; @@ -74,8 +69,7 @@ _swrast_CopyColorSubTable( GLcontext *ctx,GLenum target, GLsizei start, _mesa_read_rgba_span( ctx, ctx->ReadBuffer, width, x, y, data ); /* Restore reading from draw buffer (the default) */ - (*swrast->Driver.SetReadBuffer)( ctx, ctx->DrawBuffer, - ctx->Color.DriverDrawBuffer ); + _swrast_use_draw_buffer(ctx); glColorSubTable(target, start, width, GL_RGBA, CHAN_TYPE, data); } @@ -89,6 +83,9 @@ _swrast_CopyConvolutionFilter1D(GLcontext *ctx, GLenum target, SWcontext *swrast = SWRAST_CONTEXT(ctx); GLchan rgba[MAX_CONVOLUTION_WIDTH][4]; + /* Select buffer to read from */ + _swrast_use_read_buffer(ctx); + RENDER_START( swrast, ctx ); /* read the data from framebuffer */ @@ -97,6 +94,9 @@ _swrast_CopyConvolutionFilter1D(GLcontext *ctx, GLenum target, RENDER_FINISH( swrast, ctx ); + /* Restore reading from draw buffer (the default) */ + _swrast_use_draw_buffer(ctx); + /* store as convolution filter */ glConvolutionFilter1D(target, internalFormat, width, GL_RGBA, CHAN_TYPE, rgba); @@ -113,6 +113,9 @@ _swrast_CopyConvolutionFilter2D(GLcontext *ctx, GLenum target, GLchan rgba[MAX_CONVOLUTION_HEIGHT][MAX_CONVOLUTION_WIDTH][4]; GLint i; + /* Select buffer to read from */ + _swrast_use_read_buffer(ctx); + RENDER_START(swrast,ctx); /* read pixels from framebuffer */ @@ -123,6 +126,9 @@ _swrast_CopyConvolutionFilter2D(GLcontext *ctx, GLenum target, RENDER_FINISH(swrast,ctx); + /* Restore reading from draw buffer (the default) */ + _swrast_use_draw_buffer(ctx); + /* * HACK: save & restore context state so we can store this as a * convolution filter via the GL api. Doesn't call any callbacks |