/**
* Prior to context destruction, this function unbinds all state objects.
*/
void cso_release_all( struct cso_context *ctx )
{
unsigned i;
struct sampler_info *info;
if (ctx->pipe) {
ctx->pipe->bind_blend_state( ctx->pipe, NULL );
ctx->pipe->bind_rasterizer_state( ctx->pipe, NULL );
ctx->pipe->bind_fragment_sampler_states( ctx->pipe, 0, NULL );
if (ctx->pipe->bind_vertex_sampler_states)
ctx->pipe->bind_vertex_sampler_states(ctx->pipe, 0, NULL);
ctx->pipe->bind_depth_stencil_alpha_state( ctx->pipe, NULL );
ctx->pipe->bind_fs_state( ctx->pipe, NULL );
ctx->pipe->bind_vs_state( ctx->pipe, NULL );
ctx->pipe->bind_vertex_elements_state( ctx->pipe, NULL );
ctx->pipe->set_fragment_sampler_views(ctx->pipe, 0, NULL);
if (ctx->pipe->set_vertex_sampler_views)
ctx->pipe->set_vertex_sampler_views(ctx->pipe, 0, NULL);
if (ctx->pipe->set_stream_output_targets)
ctx->pipe->set_stream_output_targets(ctx->pipe, 0, NULL, 0);
}
/* free fragment samplers, views */
info = &ctx->fragment_samplers;
for (i = 0; i < PIPE_MAX_SAMPLERS; i++) {
pipe_sampler_view_reference(&info->views[i], NULL);
pipe_sampler_view_reference(&info->views_saved[i], NULL);
}
/* free vertex samplers, views */
info = &ctx->vertex_samplers;
for (i = 0; i < PIPE_MAX_SAMPLERS; i++) {
pipe_sampler_view_reference(&info->views[i], NULL);
pipe_sampler_view_reference(&info->views_saved[i], NULL);
}
util_unreference_framebuffer_state(&ctx->fb);
util_unreference_framebuffer_state(&ctx->fb_saved);
util_copy_vertex_buffers(ctx->vertex_buffers,
&ctx->nr_vertex_buffers,
NULL, 0);
util_copy_vertex_buffers(ctx->vertex_buffers_saved,
&ctx->nr_vertex_buffers_saved,
NULL, 0);
for (i = 0; i < PIPE_MAX_SO_BUFFERS; i++) {
pipe_so_target_reference(&ctx->so_targets[i], NULL);
pipe_so_target_reference(&ctx->so_targets_saved[i], NULL);
}
if (ctx->cache) {
cso_cache_delete( ctx->cache );
ctx->cache = NULL;
}
}
static void i915_set_vertex_buffers(struct pipe_context *pipe,
unsigned count,
const struct pipe_vertex_buffer *buffers)
{
struct i915_context *i915 = i915_context(pipe);
struct draw_context *draw = i915->draw;
int i;
util_copy_vertex_buffers(i915->saved_vertex_buffers,
&i915->saved_nr_vertex_buffers,
buffers, count);
#if 0
/* XXX doesn't look like this is needed */
/* unmap old */
for (i = 0; i < i915->num_vertex_buffers; i++) {
draw_set_mapped_vertex_buffer(draw, i, NULL);
}
#endif
/* pass-through to draw module */
draw_set_vertex_buffers(draw, count, buffers);
/* map new */
for (i = 0; i < count; i++) {
void *buf = i915_buffer(buffers[i].buffer)->data;
draw_set_mapped_vertex_buffer(draw, i, buf);
}
}
void cso_save_vertex_buffers(struct cso_context *ctx)
{
util_copy_vertex_buffers(ctx->vertex_buffers_saved,
&ctx->nr_vertex_buffers_saved,
ctx->vertex_buffers,
ctx->nr_vertex_buffers);
}
void u_vbuf_save_vertex_buffers(struct u_vbuf *mgr)
{
util_copy_vertex_buffers(mgr->vertex_buffer_saved,
&mgr->nr_vertex_buffers_saved,
mgr->vertex_buffer,
mgr->nr_vertex_buffers);
}
void cso_restore_vertex_buffers(struct cso_context *ctx)
{
util_copy_vertex_buffers(ctx->vertex_buffers,
&ctx->nr_vertex_buffers,
ctx->vertex_buffers_saved,
ctx->nr_vertex_buffers_saved);
ctx->pipe->set_vertex_buffers(ctx->pipe, ctx->nr_vertex_buffers,
ctx->vertex_buffers);
}
void
draw_set_vertex_buffers(struct draw_context *draw,
unsigned count,
const struct pipe_vertex_buffer *buffers)
{
assert(count <= PIPE_MAX_ATTRIBS);
util_copy_vertex_buffers(draw->pt.vertex_buffer,
&draw->pt.nr_vertex_buffers,
buffers, count);
}
void cso_set_vertex_buffers(struct cso_context *ctx,
unsigned count,
const struct pipe_vertex_buffer *buffers)
{
if (count != ctx->nr_vertex_buffers ||
memcmp(buffers, ctx->vertex_buffers,
sizeof(struct pipe_vertex_buffer) * count) != 0) {
util_copy_vertex_buffers(ctx->vertex_buffers, &ctx->nr_vertex_buffers,
buffers, count);
ctx->pipe->set_vertex_buffers(ctx->pipe, count, buffers);
}
}
void cso_save_vertex_buffers(struct cso_context *ctx)
{
struct u_vbuf *vbuf = ctx->vbuf;
if (vbuf) {
u_vbuf_save_vertex_buffers(vbuf);
return;
}
util_copy_vertex_buffers(ctx->vertex_buffers_saved,
&ctx->nr_vertex_buffers_saved,
ctx->vertex_buffers,
ctx->nr_vertex_buffers);
}
static void
softpipe_set_vertex_buffers(struct pipe_context *pipe,
unsigned count,
const struct pipe_vertex_buffer *buffers)
{
struct softpipe_context *softpipe = softpipe_context(pipe);
assert(count <= PIPE_MAX_ATTRIBS);
util_copy_vertex_buffers(softpipe->vertex_buffer,
&softpipe->num_vertex_buffers,
buffers, count);
softpipe->dirty |= SP_NEW_VERTEX;
draw_set_vertex_buffers(softpipe->draw, count, buffers);
}
void cso_restore_vertex_buffers(struct cso_context *ctx)
{
unsigned i;
struct u_vbuf *vbuf = ctx->vbuf;
if (vbuf) {
u_vbuf_restore_vertex_buffers(vbuf);
return;
}
util_copy_vertex_buffers(ctx->vertex_buffers,
&ctx->nr_vertex_buffers,
ctx->vertex_buffers_saved,
ctx->nr_vertex_buffers_saved);
for (i = 0; i < ctx->nr_vertex_buffers_saved; i++) {
pipe_resource_reference(&ctx->vertex_buffers_saved[i].buffer, NULL);
}
ctx->nr_vertex_buffers_saved = 0;
ctx->pipe->set_vertex_buffers(ctx->pipe, ctx->nr_vertex_buffers,
ctx->vertex_buffers);
}