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path: root/mesalib/src/mesa/state_tracker/st_manager.c
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Diffstat (limited to 'mesalib/src/mesa/state_tracker/st_manager.c')
-rw-r--r--mesalib/src/mesa/state_tracker/st_manager.c64
1 files changed, 0 insertions, 64 deletions
diff --git a/mesalib/src/mesa/state_tracker/st_manager.c b/mesalib/src/mesa/state_tracker/st_manager.c
index d5228d387..55699e721 100644
--- a/mesalib/src/mesa/state_tracker/st_manager.c
+++ b/mesalib/src/mesa/state_tracker/st_manager.c
@@ -404,54 +404,6 @@ st_visual_to_context_mode(const struct st_visual *visual,
}
/**
- * Determine the default draw or read buffer from a visual.
- */
-static void
-st_visual_to_default_buffer(const struct st_visual *visual,
- GLenum *buffer, GLint *index)
-{
- enum st_attachment_type statt;
- GLenum buf;
- gl_buffer_index idx;
-
- statt = visual->render_buffer;
- /* do nothing if an invalid render buffer is specified */
- if (statt == ST_ATTACHMENT_INVALID ||
- !st_visual_have_buffers(visual, 1 << statt))
- return;
-
- switch (statt) {
- case ST_ATTACHMENT_FRONT_LEFT:
- buf = GL_FRONT_LEFT;
- idx = BUFFER_FRONT_LEFT;
- break;
- case ST_ATTACHMENT_BACK_LEFT:
- buf = GL_BACK_LEFT;
- idx = BUFFER_BACK_LEFT;
- break;
- case ST_ATTACHMENT_FRONT_RIGHT:
- buf = GL_FRONT_RIGHT;
- idx = BUFFER_FRONT_RIGHT;
- break;
- case ST_ATTACHMENT_BACK_RIGHT:
- buf = GL_BACK_RIGHT;
- idx = BUFFER_BACK_RIGHT;
- break;
- default:
- buf = GL_NONE;
- idx = BUFFER_COUNT;
- break;
- }
-
- if (buf != GL_NONE) {
- if (buffer)
- *buffer = buf;
- if (index)
- *index = idx;
- }
-}
-
-/**
* Create a framebuffer from a manager interface.
*/
static struct st_framebuffer *
@@ -471,12 +423,6 @@ st_framebuffer_create(struct st_framebuffer_iface *stfbi)
st_visual_to_context_mode(stfbi->visual, &mode);
_mesa_initialize_window_framebuffer(&stfb->Base, &mode);
- /* modify the draw/read buffers of the fb */
- st_visual_to_default_buffer(stfbi->visual, &stfb->Base.ColorDrawBuffer[0],
- &stfb->Base._ColorDrawBufferIndexes[0]);
- st_visual_to_default_buffer(stfbi->visual, &stfb->Base.ColorReadBuffer,
- &stfb->Base._ColorReadBufferIndex);
-
stfb->iface = stfbi;
stfb->iface_stamp = p_atomic_read(&stfbi->stamp) - 1;
@@ -776,16 +722,6 @@ st_api_make_current(struct st_api *stapi, struct st_context_iface *stctxi,
if (stread != stdraw)
st_framebuffer_validate(stread, st);
- /* modify the draw/read buffers of the context */
- if (stdraw->iface) {
- st_visual_to_default_buffer(stdraw->iface->visual,
- &st->ctx->Color.DrawBuffer[0], NULL);
- }
- if (stread->iface) {
- st_visual_to_default_buffer(stread->iface->visual,
- &st->ctx->Pixel.ReadBuffer, NULL);
- }
-
ret = _mesa_make_current(st->ctx, &stdraw->Base, &stread->Base);
st->draw_stamp = stdraw->stamp - 1;