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init accum buffer fields in _mesa_update_framebuffer_visual()

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This commit is contained in:
Brian Paul 2006-09-11 15:04:23 +00:00
parent 25847f2b5b
commit 02aa5fba03
1 changed files with 14 additions and 1 deletions
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15
src/mesa/main/framebuffer.c
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@ -427,7 +427,8 @@ _mesa_update_draw_buffer_bounds(GLcontext *ctx)
* etc. are satisfied by the fields of ctx->DrawBuffer->Visual. These can
* change depending on the renderbuffer bindings. This function updates
* the given framebuffer's Visual from the current renderbuffer bindings.
* This is only intended for user-created framebuffers.
*
* This may apply to user-created framebuffers or window system framebuffers.
*
* Also note: ctx->DrawBuffer->Visual.depthBits might not equal
* ctx->DrawBuffer->Attachment[BUFFER_DEPTH].Renderbuffer.DepthBits.
@ -483,6 +484,18 @@ _mesa_update_framebuffer_visual(struct gl_framebuffer *fb)
= fb->Attachment[BUFFER_STENCIL].Renderbuffer->StencilBits;
}
if (fb->Attachment[BUFFER_ACCUM].Renderbuffer) {
fb->Visual.haveAccumBuffer = GL_TRUE;
fb->Visual.accumRedBits
= fb->Attachment[BUFFER_DEPTH].Renderbuffer->RedBits;
fb->Visual.accumGreenBits
= fb->Attachment[BUFFER_DEPTH].Renderbuffer->GreenBits;
fb->Visual.accumBlueBits
= fb->Attachment[BUFFER_DEPTH].Renderbuffer->BlueBits;
fb->Visual.accumAlphaBits
= fb->Attachment[BUFFER_DEPTH].Renderbuffer->AlphaBits;
}
compute_depth_max(fb);
}