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bug fixes, performance enhancement for image rendering

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kojima
1999-04-29 23:05:16 +00:00
parent d6f2dd663e
commit 8f68cfd8cd
19 changed files with 371 additions and 192 deletions
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6
wrlib/context.c
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@@ -42,7 +42,7 @@ static Bool bestContext(Display *dpy, int screen_number, RContext *context);
static RContextAttributes DEFAULT_CONTEXT_ATTRIBS = {
RC_UseSharedMemory|RC_RenderMode|RC_ColorsPerChannel, /* flags */
RM_DITHER, /* render_mode */
RDitheredRendering, /* render_mode */
4, /* colors_per_channel */
0,
0,
@@ -204,7 +204,7 @@ allocateGrayScale(RContext *ctx)
if (ncolors>=256 && ctx->vclass==StaticGray) {
/* don't need dithering for 256 levels of gray in StaticGray visual */
ctx->attribs->render_mode = RM_MATCH;
ctx->attribs->render_mode = RBestMatchRendering;
}
colors = malloc(sizeof(XColor)*ncolors);
@@ -491,7 +491,7 @@ RCreateContext(Display *dpy, int screen_number, RContextAttributes *attribs)
context->blue_offset = count_offset(context->visual->blue_mask);
/* disable dithering on 24 bits visuals */
if (context->depth >= 24)
context->attribs->render_mode = RM_MATCH;
context->attribs->render_mode = RBestMatchRendering;
}
/* check avaiability of MIT-SHM */