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|
/*
* Mesa 3-D graphics library
*
* Copyright (C) 2012-2013 LunarG, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Authors:
* Chia-I Wu <olv@lunarg.com>
*/
#include "util/u_helpers.h"
#include "util/u_upload_mgr.h"
#include "ilo_context.h"
#include "ilo_resource.h"
#include "ilo_shader.h"
#include "ilo_state.h"
static void
finalize_shader_states(struct ilo_context *ilo)
{
unsigned type;
for (type = 0; type < PIPE_SHADER_TYPES; type++) {
struct ilo_shader_state *shader;
uint32_t state;
switch (type) {
case PIPE_SHADER_VERTEX:
shader = ilo->vs;
state = ILO_DIRTY_VS;
break;
case PIPE_SHADER_GEOMETRY:
shader = ilo->gs;
state = ILO_DIRTY_GS;
break;
case PIPE_SHADER_FRAGMENT:
shader = ilo->fs;
state = ILO_DIRTY_FS;
break;
default:
shader = NULL;
state = 0;
break;
}
if (!shader)
continue;
/* compile if the shader or the states it depends on changed */
if (ilo->dirty & state) {
ilo_shader_select_kernel(shader, ilo, ILO_DIRTY_ALL);
}
else if (ilo_shader_select_kernel(shader, ilo, ilo->dirty)) {
/* mark the state dirty if a new kernel is selected */
ilo->dirty |= state;
}
/* need to setup SBE for FS */
if (type == PIPE_SHADER_FRAGMENT && ilo->dirty &
(state | ILO_DIRTY_GS | ILO_DIRTY_VS | ILO_DIRTY_RASTERIZER)) {
if (ilo_shader_select_kernel_routing(shader,
(ilo->gs) ? ilo->gs : ilo->vs, ilo->rasterizer))
ilo->dirty |= state;
}
}
}
static void
finalize_cbuf_state(struct ilo_context *ilo,
struct ilo_cbuf_state *cbuf,
const struct ilo_shader_state *sh)
{
uint32_t upload_mask = cbuf->enabled_mask;
/* skip CBUF0 if the kernel does not need it */
upload_mask &=
~ilo_shader_get_kernel_param(sh, ILO_KERNEL_SKIP_CBUF0_UPLOAD);
while (upload_mask) {
const enum pipe_format elem_format = PIPE_FORMAT_R32G32B32A32_FLOAT;
unsigned offset, i;
i = u_bit_scan(&upload_mask);
/* no need to upload */
if (cbuf->cso[i].resource)
continue;
u_upload_data(ilo->uploader, 0, cbuf->cso[i].user_buffer_size,
cbuf->cso[i].user_buffer, &offset, &cbuf->cso[i].resource);
ilo_gpe_init_view_surface_for_buffer(ilo->dev,
ilo_buffer(cbuf->cso[i].resource),
offset, cbuf->cso[i].user_buffer_size,
util_format_get_blocksize(elem_format), elem_format,
false, false, &cbuf->cso[i].surface);
ilo->dirty |= ILO_DIRTY_CBUF;
}
}
static void
finalize_constant_buffers(struct ilo_context *ilo)
{
if (ilo->dirty & (ILO_DIRTY_CBUF | ILO_DIRTY_VS))
finalize_cbuf_state(ilo, &ilo->cbuf[PIPE_SHADER_VERTEX], ilo->vs);
if (ilo->dirty & (ILO_DIRTY_CBUF | ILO_DIRTY_FS))
finalize_cbuf_state(ilo, &ilo->cbuf[PIPE_SHADER_FRAGMENT], ilo->fs);
}
static void
finalize_index_buffer(struct ilo_context *ilo)
{
const bool need_upload = (ilo->draw->indexed &&
(ilo->ib.user_buffer || ilo->ib.offset % ilo->ib.index_size));
struct pipe_resource *current_hw_res = NULL;
if (!(ilo->dirty & ILO_DIRTY_IB) && !need_upload)
return;
pipe_resource_reference(¤t_hw_res, ilo->ib.hw_resource);
if (need_upload) {
const unsigned offset = ilo->ib.index_size * ilo->draw->start;
const unsigned size = ilo->ib.index_size * ilo->draw->count;
unsigned hw_offset;
if (ilo->ib.user_buffer) {
u_upload_data(ilo->uploader, 0, size,
ilo->ib.user_buffer + offset, &hw_offset, &ilo->ib.hw_resource);
}
else {
u_upload_buffer(ilo->uploader, 0, ilo->ib.offset + offset, size,
ilo->ib.buffer, &hw_offset, &ilo->ib.hw_resource);
}
/* the HW offset should be aligned */
assert(hw_offset % ilo->ib.index_size == 0);
ilo->ib.draw_start_offset = hw_offset / ilo->ib.index_size;
/*
* INDEX[ilo->draw->start] in the original buffer is INDEX[0] in the HW
* resource
*/
ilo->ib.draw_start_offset -= ilo->draw->start;
}
else {
pipe_resource_reference(&ilo->ib.hw_resource, ilo->ib.buffer);
/* note that index size may be zero when the draw is not indexed */
if (ilo->draw->indexed)
ilo->ib.draw_start_offset = ilo->ib.offset / ilo->ib.index_size;
else
ilo->ib.draw_start_offset = 0;
}
/* treat the IB as clean if the HW states do not change */
if (ilo->ib.hw_resource == current_hw_res &&
ilo->ib.hw_index_size == ilo->ib.index_size)
ilo->dirty &= ~ILO_DIRTY_IB;
else
ilo->ib.hw_index_size = ilo->ib.index_size;
pipe_resource_reference(¤t_hw_res, NULL);
}
/**
* Finalize states. Some states depend on other states and are
* incomplete/invalid until finalized.
*/
void
ilo_finalize_3d_states(struct ilo_context *ilo,
const struct pipe_draw_info *draw)
{
ilo->draw = draw;
finalize_shader_states(ilo);
finalize_constant_buffers(ilo);
finalize_index_buffer(ilo);
u_upload_unmap(ilo->uploader);
}
static void *
ilo_create_blend_state(struct pipe_context *pipe,
const struct pipe_blend_state *state)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_blend_state *blend;
blend = MALLOC_STRUCT(ilo_blend_state);
assert(blend);
ilo_gpe_init_blend(ilo->dev, state, blend);
return blend;
}
static void
ilo_bind_blend_state(struct pipe_context *pipe, void *state)
{
struct ilo_context *ilo = ilo_context(pipe);
ilo->blend = state;
ilo->dirty |= ILO_DIRTY_BLEND;
}
static void
ilo_delete_blend_state(struct pipe_context *pipe, void *state)
{
FREE(state);
}
static void *
ilo_create_sampler_state(struct pipe_context *pipe,
const struct pipe_sampler_state *state)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_sampler_cso *sampler;
sampler = MALLOC_STRUCT(ilo_sampler_cso);
assert(sampler);
ilo_gpe_init_sampler_cso(ilo->dev, state, sampler);
return sampler;
}
static void
ilo_bind_sampler_states(struct pipe_context *pipe, unsigned shader,
unsigned start, unsigned count, void **samplers)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_sampler_state *dst = &ilo->sampler[shader];
bool changed = false;
unsigned i;
assert(start + count <= Elements(dst->cso));
if (samplers) {
for (i = 0; i < count; i++) {
if (dst->cso[start + i] != samplers[i]) {
dst->cso[start + i] = samplers[i];
/*
* This function is sometimes called to reduce the number of bound
* samplers. Do not consider that as a state change (and create a
* new array of SAMPLER_STATE).
*/
if (samplers[i])
changed = true;
}
}
}
else {
for (i = 0; i < count; i++)
dst->cso[start + i] = NULL;
}
if (dst->count <= start + count) {
if (samplers)
count += start;
else
count = start;
while (count > 0 && !dst->cso[count - 1])
count--;
dst->count = count;
}
if (changed) {
switch (shader) {
case PIPE_SHADER_VERTEX:
ilo->dirty |= ILO_DIRTY_SAMPLER_VS;
break;
case PIPE_SHADER_GEOMETRY:
ilo->dirty |= ILO_DIRTY_SAMPLER_GS;
break;
case PIPE_SHADER_FRAGMENT:
ilo->dirty |= ILO_DIRTY_SAMPLER_FS;
break;
case PIPE_SHADER_COMPUTE:
ilo->dirty |= ILO_DIRTY_SAMPLER_CS;
break;
}
}
}
static void
ilo_delete_sampler_state(struct pipe_context *pipe, void *state)
{
FREE(state);
}
static void *
ilo_create_rasterizer_state(struct pipe_context *pipe,
const struct pipe_rasterizer_state *state)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_rasterizer_state *rast;
rast = MALLOC_STRUCT(ilo_rasterizer_state);
assert(rast);
rast->state = *state;
ilo_gpe_init_rasterizer(ilo->dev, state, rast);
return rast;
}
static void
ilo_bind_rasterizer_state(struct pipe_context *pipe, void *state)
{
struct ilo_context *ilo = ilo_context(pipe);
ilo->rasterizer = state;
ilo->dirty |= ILO_DIRTY_RASTERIZER;
}
static void
ilo_delete_rasterizer_state(struct pipe_context *pipe, void *state)
{
FREE(state);
}
static void *
ilo_create_depth_stencil_alpha_state(struct pipe_context *pipe,
const struct pipe_depth_stencil_alpha_state *state)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_dsa_state *dsa;
dsa = MALLOC_STRUCT(ilo_dsa_state);
assert(dsa);
ilo_gpe_init_dsa(ilo->dev, state, dsa);
return dsa;
}
static void
ilo_bind_depth_stencil_alpha_state(struct pipe_context *pipe, void *state)
{
struct ilo_context *ilo = ilo_context(pipe);
ilo->dsa = state;
ilo->dirty |= ILO_DIRTY_DSA;
}
static void
ilo_delete_depth_stencil_alpha_state(struct pipe_context *pipe, void *state)
{
FREE(state);
}
static void *
ilo_create_fs_state(struct pipe_context *pipe,
const struct pipe_shader_state *state)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_shader_state *shader;
shader = ilo_shader_create_fs(ilo->dev, state, ilo);
assert(shader);
ilo_shader_cache_add(ilo->shader_cache, shader);
return shader;
}
static void
ilo_bind_fs_state(struct pipe_context *pipe, void *state)
{
struct ilo_context *ilo = ilo_context(pipe);
ilo->fs = state;
ilo->dirty |= ILO_DIRTY_FS;
}
static void
ilo_delete_fs_state(struct pipe_context *pipe, void *state)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_shader_state *fs = (struct ilo_shader_state *) state;
ilo_shader_cache_remove(ilo->shader_cache, fs);
ilo_shader_destroy(fs);
}
static void *
ilo_create_vs_state(struct pipe_context *pipe,
const struct pipe_shader_state *state)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_shader_state *shader;
shader = ilo_shader_create_vs(ilo->dev, state, ilo);
assert(shader);
ilo_shader_cache_add(ilo->shader_cache, shader);
return shader;
}
static void
ilo_bind_vs_state(struct pipe_context *pipe, void *state)
{
struct ilo_context *ilo = ilo_context(pipe);
ilo->vs = state;
ilo->dirty |= ILO_DIRTY_VS;
}
static void
ilo_delete_vs_state(struct pipe_context *pipe, void *state)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_shader_state *vs = (struct ilo_shader_state *) state;
ilo_shader_cache_remove(ilo->shader_cache, vs);
ilo_shader_destroy(vs);
}
static void *
ilo_create_gs_state(struct pipe_context *pipe,
const struct pipe_shader_state *state)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_shader_state *shader;
shader = ilo_shader_create_gs(ilo->dev, state, ilo);
assert(shader);
ilo_shader_cache_add(ilo->shader_cache, shader);
return shader;
}
static void
ilo_bind_gs_state(struct pipe_context *pipe, void *state)
{
struct ilo_context *ilo = ilo_context(pipe);
/* util_blitter may set this unnecessarily */
if (ilo->gs == state)
return;
ilo->gs = state;
ilo->dirty |= ILO_DIRTY_GS;
}
static void
ilo_delete_gs_state(struct pipe_context *pipe, void *state)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_shader_state *gs = (struct ilo_shader_state *) state;
ilo_shader_cache_remove(ilo->shader_cache, gs);
ilo_shader_destroy(gs);
}
static void *
ilo_create_vertex_elements_state(struct pipe_context *pipe,
unsigned num_elements,
const struct pipe_vertex_element *elements)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_ve_state *ve;
ve = MALLOC_STRUCT(ilo_ve_state);
assert(ve);
ilo_gpe_init_ve(ilo->dev, num_elements, elements, ve);
return ve;
}
static void
ilo_bind_vertex_elements_state(struct pipe_context *pipe, void *state)
{
struct ilo_context *ilo = ilo_context(pipe);
ilo->ve = state;
ilo->dirty |= ILO_DIRTY_VE;
}
static void
ilo_delete_vertex_elements_state(struct pipe_context *pipe, void *state)
{
struct ilo_ve_state *ve = state;
FREE(ve);
}
static void
ilo_set_blend_color(struct pipe_context *pipe,
const struct pipe_blend_color *state)
{
struct ilo_context *ilo = ilo_context(pipe);
ilo->blend_color = *state;
ilo->dirty |= ILO_DIRTY_BLEND_COLOR;
}
static void
ilo_set_stencil_ref(struct pipe_context *pipe,
const struct pipe_stencil_ref *state)
{
struct ilo_context *ilo = ilo_context(pipe);
/* util_blitter may set this unnecessarily */
if (!memcmp(&ilo->stencil_ref, state, sizeof(*state)))
return;
ilo->stencil_ref = *state;
ilo->dirty |= ILO_DIRTY_STENCIL_REF;
}
static void
ilo_set_sample_mask(struct pipe_context *pipe,
unsigned sample_mask)
{
struct ilo_context *ilo = ilo_context(pipe);
/* util_blitter may set this unnecessarily */
if (ilo->sample_mask == sample_mask)
return;
ilo->sample_mask = sample_mask;
ilo->dirty |= ILO_DIRTY_SAMPLE_MASK;
}
static void
ilo_set_clip_state(struct pipe_context *pipe,
const struct pipe_clip_state *state)
{
struct ilo_context *ilo = ilo_context(pipe);
ilo->clip = *state;
ilo->dirty |= ILO_DIRTY_CLIP;
}
static void
ilo_set_constant_buffer(struct pipe_context *pipe,
uint shader, uint index,
struct pipe_constant_buffer *buf)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_cbuf_state *cbuf = &ilo->cbuf[shader];
const unsigned count = 1;
unsigned i;
assert(shader < Elements(ilo->cbuf));
assert(index + count <= Elements(ilo->cbuf[shader].cso));
if (buf) {
for (i = 0; i < count; i++) {
struct ilo_cbuf_cso *cso = &cbuf->cso[index + i];
pipe_resource_reference(&cso->resource, buf[i].buffer);
if (buf[i].buffer) {
const enum pipe_format elem_format =
PIPE_FORMAT_R32G32B32A32_FLOAT;
ilo_gpe_init_view_surface_for_buffer(ilo->dev,
ilo_buffer(buf[i].buffer),
buf[i].buffer_offset, buf[i].buffer_size,
util_format_get_blocksize(elem_format), elem_format,
false, false, &cso->surface);
cso->user_buffer = NULL;
cso->user_buffer_size = 0;
cbuf->enabled_mask |= 1 << (index + i);
}
else if (buf[i].user_buffer) {
cso->surface.bo = NULL;
/* buffer_offset does not apply for user buffer */
cso->user_buffer = buf[i].user_buffer;
cso->user_buffer_size = buf[i].buffer_size;
cbuf->enabled_mask |= 1 << (index + i);
}
else {
cso->surface.bo = NULL;
cso->user_buffer = NULL;
cso->user_buffer_size = 0;
cbuf->enabled_mask &= ~(1 << (index + i));
}
}
}
else {
for (i = 0; i < count; i++) {
struct ilo_cbuf_cso *cso = &cbuf->cso[index + i];
pipe_resource_reference(&cso->resource, NULL);
cso->surface.bo = NULL;
cso->user_buffer = NULL;
cso->user_buffer_size = 0;
cbuf->enabled_mask &= ~(1 << (index + i));
}
}
ilo->dirty |= ILO_DIRTY_CBUF;
}
static void
ilo_set_framebuffer_state(struct pipe_context *pipe,
const struct pipe_framebuffer_state *state)
{
struct ilo_context *ilo = ilo_context(pipe);
ilo_gpe_set_fb(ilo->dev, state, &ilo->fb);
ilo->dirty |= ILO_DIRTY_FB;
}
static void
ilo_set_polygon_stipple(struct pipe_context *pipe,
const struct pipe_poly_stipple *state)
{
struct ilo_context *ilo = ilo_context(pipe);
ilo->poly_stipple = *state;
ilo->dirty |= ILO_DIRTY_POLY_STIPPLE;
}
static void
ilo_set_scissor_states(struct pipe_context *pipe,
unsigned start_slot,
unsigned num_scissors,
const struct pipe_scissor_state *scissors)
{
struct ilo_context *ilo = ilo_context(pipe);
ilo_gpe_set_scissor(ilo->dev, start_slot, num_scissors,
scissors, &ilo->scissor);
ilo->dirty |= ILO_DIRTY_SCISSOR;
}
static void
ilo_set_viewport_states(struct pipe_context *pipe,
unsigned start_slot,
unsigned num_viewports,
const struct pipe_viewport_state *viewports)
{
struct ilo_context *ilo = ilo_context(pipe);
if (viewports) {
unsigned i;
for (i = 0; i < num_viewports; i++) {
ilo_gpe_set_viewport_cso(ilo->dev, &viewports[i],
&ilo->viewport.cso[start_slot + i]);
}
if (ilo->viewport.count < start_slot + num_viewports)
ilo->viewport.count = start_slot + num_viewports;
/* need to save viewport 0 for util_blitter */
if (!start_slot && num_viewports)
ilo->viewport.viewport0 = viewports[0];
}
else {
if (ilo->viewport.count <= start_slot + num_viewports &&
ilo->viewport.count > start_slot)
ilo->viewport.count = start_slot;
}
ilo->dirty |= ILO_DIRTY_VIEWPORT;
}
static void
ilo_set_sampler_views(struct pipe_context *pipe, unsigned shader,
unsigned start, unsigned count,
struct pipe_sampler_view **views)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_view_state *dst = &ilo->view[shader];
unsigned i;
assert(start + count <= Elements(dst->states));
if (views) {
for (i = 0; i < count; i++)
pipe_sampler_view_reference(&dst->states[start + i], views[i]);
}
else {
for (i = 0; i < count; i++)
pipe_sampler_view_reference(&dst->states[start + i], NULL);
}
if (dst->count <= start + count) {
if (views)
count += start;
else
count = start;
while (count > 0 && !dst->states[count - 1])
count--;
dst->count = count;
}
switch (shader) {
case PIPE_SHADER_VERTEX:
ilo->dirty |= ILO_DIRTY_VIEW_VS;
break;
case PIPE_SHADER_GEOMETRY:
ilo->dirty |= ILO_DIRTY_VIEW_GS;
break;
case PIPE_SHADER_FRAGMENT:
ilo->dirty |= ILO_DIRTY_VIEW_FS;
break;
case PIPE_SHADER_COMPUTE:
ilo->dirty |= ILO_DIRTY_VIEW_CS;
break;
}
}
static void
ilo_set_shader_resources(struct pipe_context *pipe,
unsigned start, unsigned count,
struct pipe_surface **surfaces)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_resource_state *dst = &ilo->resource;
unsigned i;
assert(start + count <= Elements(dst->states));
if (surfaces) {
for (i = 0; i < count; i++)
pipe_surface_reference(&dst->states[start + i], surfaces[i]);
}
else {
for (i = 0; i < count; i++)
pipe_surface_reference(&dst->states[start + i], NULL);
}
if (dst->count <= start + count) {
if (surfaces)
count += start;
else
count = start;
while (count > 0 && !dst->states[count - 1])
count--;
dst->count = count;
}
ilo->dirty |= ILO_DIRTY_RESOURCE;
}
static void
ilo_set_vertex_buffers(struct pipe_context *pipe,
unsigned start_slot, unsigned num_buffers,
const struct pipe_vertex_buffer *buffers)
{
struct ilo_context *ilo = ilo_context(pipe);
unsigned i;
/* no PIPE_CAP_USER_VERTEX_BUFFERS */
if (buffers) {
for (i = 0; i < num_buffers; i++)
assert(!buffers[i].user_buffer);
}
util_set_vertex_buffers_mask(ilo->vb.states,
&ilo->vb.enabled_mask, buffers, start_slot, num_buffers);
ilo->dirty |= ILO_DIRTY_VB;
}
static void
ilo_set_index_buffer(struct pipe_context *pipe,
const struct pipe_index_buffer *state)
{
struct ilo_context *ilo = ilo_context(pipe);
if (state) {
pipe_resource_reference(&ilo->ib.buffer, state->buffer);
ilo->ib.user_buffer = state->user_buffer;
ilo->ib.offset = state->offset;
ilo->ib.index_size = state->index_size;
}
else {
pipe_resource_reference(&ilo->ib.buffer, NULL);
ilo->ib.user_buffer = NULL;
ilo->ib.offset = 0;
ilo->ib.index_size = 0;
}
ilo->dirty |= ILO_DIRTY_IB;
}
static struct pipe_stream_output_target *
ilo_create_stream_output_target(struct pipe_context *pipe,
struct pipe_resource *res,
unsigned buffer_offset,
unsigned buffer_size)
{
struct pipe_stream_output_target *target;
target = MALLOC_STRUCT(pipe_stream_output_target);
assert(target);
pipe_reference_init(&target->reference, 1);
target->buffer = NULL;
pipe_resource_reference(&target->buffer, res);
target->context = pipe;
target->buffer_offset = buffer_offset;
target->buffer_size = buffer_size;
return target;
}
static void
ilo_set_stream_output_targets(struct pipe_context *pipe,
unsigned num_targets,
struct pipe_stream_output_target **targets,
unsigned append_bitmask)
{
struct ilo_context *ilo = ilo_context(pipe);
unsigned i;
if (!targets)
num_targets = 0;
/* util_blitter may set this unnecessarily */
if (!ilo->so.count && !num_targets)
return;
for (i = 0; i < num_targets; i++)
pipe_so_target_reference(&ilo->so.states[i], targets[i]);
for (; i < ilo->so.count; i++)
pipe_so_target_reference(&ilo->so.states[i], NULL);
ilo->so.count = num_targets;
ilo->so.append_bitmask = append_bitmask;
ilo->so.enabled = (ilo->so.count > 0);
ilo->dirty |= ILO_DIRTY_SO;
}
static void
ilo_stream_output_target_destroy(struct pipe_context *pipe,
struct pipe_stream_output_target *target)
{
pipe_resource_reference(&target->buffer, NULL);
FREE(target);
}
static struct pipe_sampler_view *
ilo_create_sampler_view(struct pipe_context *pipe,
struct pipe_resource *res,
const struct pipe_sampler_view *templ)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_view_cso *view;
view = MALLOC_STRUCT(ilo_view_cso);
assert(view);
view->base = *templ;
pipe_reference_init(&view->base.reference, 1);
view->base.texture = NULL;
pipe_resource_reference(&view->base.texture, res);
view->base.context = pipe;
if (res->target == PIPE_BUFFER) {
const unsigned elem_size = util_format_get_blocksize(templ->format);
const unsigned first_elem = templ->u.buf.first_element;
const unsigned num_elems = templ->u.buf.last_element - first_elem + 1;
ilo_gpe_init_view_surface_for_buffer(ilo->dev, ilo_buffer(res),
first_elem * elem_size, num_elems * elem_size,
elem_size, templ->format, false, false, &view->surface);
}
else {
struct ilo_texture *tex = ilo_texture(res);
/* warn about degraded performance because of a missing binding flag */
if (tex->tiling == INTEL_TILING_NONE &&
!(tex->base.bind & PIPE_BIND_SAMPLER_VIEW)) {
ilo_warn("creating sampler view for a resource "
"not created for sampling\n");
}
ilo_gpe_init_view_surface_for_texture(ilo->dev, tex,
templ->format,
templ->u.tex.first_level,
templ->u.tex.last_level - templ->u.tex.first_level + 1,
templ->u.tex.first_layer,
templ->u.tex.last_layer - templ->u.tex.first_layer + 1,
false, false, &view->surface);
}
return &view->base;
}
static void
ilo_sampler_view_destroy(struct pipe_context *pipe,
struct pipe_sampler_view *view)
{
pipe_resource_reference(&view->texture, NULL);
FREE(view);
}
static struct pipe_surface *
ilo_create_surface(struct pipe_context *pipe,
struct pipe_resource *res,
const struct pipe_surface *templ)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_surface_cso *surf;
surf = MALLOC_STRUCT(ilo_surface_cso);
assert(surf);
surf->base = *templ;
pipe_reference_init(&surf->base.reference, 1);
surf->base.texture = NULL;
pipe_resource_reference(&surf->base.texture, res);
surf->base.context = pipe;
surf->base.width = u_minify(res->width0, templ->u.tex.level);
surf->base.height = u_minify(res->height0, templ->u.tex.level);
surf->is_rt = !util_format_is_depth_or_stencil(templ->format);
if (surf->is_rt) {
/* relax this? */
assert(res->target != PIPE_BUFFER);
/*
* classic i965 sets render_cache_rw for constant buffers and sol
* surfaces but not render buffers. Why?
*/
ilo_gpe_init_view_surface_for_texture(ilo->dev, ilo_texture(res),
templ->format, templ->u.tex.level, 1,
templ->u.tex.first_layer,
templ->u.tex.last_layer - templ->u.tex.first_layer + 1,
true, false, &surf->u.rt);
}
else {
assert(res->target != PIPE_BUFFER);
ilo_gpe_init_zs_surface(ilo->dev, ilo_texture(res),
templ->format, templ->u.tex.level,
templ->u.tex.first_layer,
templ->u.tex.last_layer - templ->u.tex.first_layer + 1,
false, &surf->u.zs);
}
return &surf->base;
}
static void
ilo_surface_destroy(struct pipe_context *pipe,
struct pipe_surface *surface)
{
pipe_resource_reference(&surface->texture, NULL);
FREE(surface);
}
static void *
ilo_create_compute_state(struct pipe_context *pipe,
const struct pipe_compute_state *state)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_shader_state *shader;
shader = ilo_shader_create_cs(ilo->dev, state, ilo);
assert(shader);
ilo_shader_cache_add(ilo->shader_cache, shader);
return shader;
}
static void
ilo_bind_compute_state(struct pipe_context *pipe, void *state)
{
struct ilo_context *ilo = ilo_context(pipe);
ilo->cs = state;
ilo->dirty |= ILO_DIRTY_CS;
}
static void
ilo_delete_compute_state(struct pipe_context *pipe, void *state)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_shader_state *cs = (struct ilo_shader_state *) state;
ilo_shader_cache_remove(ilo->shader_cache, cs);
ilo_shader_destroy(cs);
}
static void
ilo_set_compute_resources(struct pipe_context *pipe,
unsigned start, unsigned count,
struct pipe_surface **surfaces)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_resource_state *dst = &ilo->cs_resource;
unsigned i;
assert(start + count <= Elements(dst->states));
if (surfaces) {
for (i = 0; i < count; i++)
pipe_surface_reference(&dst->states[start + i], surfaces[i]);
}
else {
for (i = 0; i < count; i++)
pipe_surface_reference(&dst->states[start + i], NULL);
}
if (dst->count <= start + count) {
if (surfaces)
count += start;
else
count = start;
while (count > 0 && !dst->states[count - 1])
count--;
dst->count = count;
}
ilo->dirty |= ILO_DIRTY_CS_RESOURCE;
}
static void
ilo_set_global_binding(struct pipe_context *pipe,
unsigned start, unsigned count,
struct pipe_resource **resources,
uint32_t **handles)
{
struct ilo_context *ilo = ilo_context(pipe);
struct ilo_global_binding *dst = &ilo->global_binding;
unsigned i;
assert(start + count <= Elements(dst->resources));
if (resources) {
for (i = 0; i < count; i++)
pipe_resource_reference(&dst->resources[start + i], resources[i]);
}
else {
for (i = 0; i < count; i++)
pipe_resource_reference(&dst->resources[start + i], NULL);
}
if (dst->count <= start + count) {
if (resources)
count += start;
else
count = start;
while (count > 0 && !dst->resources[count - 1])
count--;
dst->count = count;
}
ilo->dirty |= ILO_DIRTY_GLOBAL_BINDING;
}
/**
* Initialize state-related functions.
*/
void
ilo_init_state_functions(struct ilo_context *ilo)
{
STATIC_ASSERT(ILO_STATE_COUNT <= 32);
ilo->base.create_blend_state = ilo_create_blend_state;
ilo->base.bind_blend_state = ilo_bind_blend_state;
ilo->base.delete_blend_state = ilo_delete_blend_state;
ilo->base.create_sampler_state = ilo_create_sampler_state;
ilo->base.bind_sampler_states = ilo_bind_sampler_states;
ilo->base.delete_sampler_state = ilo_delete_sampler_state;
ilo->base.create_rasterizer_state = ilo_create_rasterizer_state;
ilo->base.bind_rasterizer_state = ilo_bind_rasterizer_state;
ilo->base.delete_rasterizer_state = ilo_delete_rasterizer_state;
ilo->base.create_depth_stencil_alpha_state = ilo_create_depth_stencil_alpha_state;
ilo->base.bind_depth_stencil_alpha_state = ilo_bind_depth_stencil_alpha_state;
ilo->base.delete_depth_stencil_alpha_state = ilo_delete_depth_stencil_alpha_state;
ilo->base.create_fs_state = ilo_create_fs_state;
ilo->base.bind_fs_state = ilo_bind_fs_state;
ilo->base.delete_fs_state = ilo_delete_fs_state;
ilo->base.create_vs_state = ilo_create_vs_state;
ilo->base.bind_vs_state = ilo_bind_vs_state;
ilo->base.delete_vs_state = ilo_delete_vs_state;
ilo->base.create_gs_state = ilo_create_gs_state;
ilo->base.bind_gs_state = ilo_bind_gs_state;
ilo->base.delete_gs_state = ilo_delete_gs_state;
ilo->base.create_vertex_elements_state = ilo_create_vertex_elements_state;
ilo->base.bind_vertex_elements_state = ilo_bind_vertex_elements_state;
ilo->base.delete_vertex_elements_state = ilo_delete_vertex_elements_state;
ilo->base.set_blend_color = ilo_set_blend_color;
ilo->base.set_stencil_ref = ilo_set_stencil_ref;
ilo->base.set_sample_mask = ilo_set_sample_mask;
ilo->base.set_clip_state = ilo_set_clip_state;
ilo->base.set_constant_buffer = ilo_set_constant_buffer;
ilo->base.set_framebuffer_state = ilo_set_framebuffer_state;
ilo->base.set_polygon_stipple = ilo_set_polygon_stipple;
ilo->base.set_scissor_states = ilo_set_scissor_states;
ilo->base.set_viewport_states = ilo_set_viewport_states;
ilo->base.set_sampler_views = ilo_set_sampler_views;
ilo->base.set_shader_resources = ilo_set_shader_resources;
ilo->base.set_vertex_buffers = ilo_set_vertex_buffers;
ilo->base.set_index_buffer = ilo_set_index_buffer;
ilo->base.create_stream_output_target = ilo_create_stream_output_target;
ilo->base.stream_output_target_destroy = ilo_stream_output_target_destroy;
ilo->base.set_stream_output_targets = ilo_set_stream_output_targets;
ilo->base.create_sampler_view = ilo_create_sampler_view;
ilo->base.sampler_view_destroy = ilo_sampler_view_destroy;
ilo->base.create_surface = ilo_create_surface;
ilo->base.surface_destroy = ilo_surface_destroy;
ilo->base.create_compute_state = ilo_create_compute_state;
ilo->base.bind_compute_state = ilo_bind_compute_state;
ilo->base.delete_compute_state = ilo_delete_compute_state;
ilo->base.set_compute_resources = ilo_set_compute_resources;
ilo->base.set_global_binding = ilo_set_global_binding;
}
void
ilo_init_states(struct ilo_context *ilo)
{
ilo_gpe_set_scissor_null(ilo->dev, &ilo->scissor);
ilo_gpe_init_zs_surface(ilo->dev, NULL, PIPE_FORMAT_NONE,
0, 0, 1, false, &ilo->fb.null_zs);
ilo->dirty = ILO_DIRTY_ALL;
}
void
ilo_cleanup_states(struct ilo_context *ilo)
{
unsigned i, sh;
for (i = 0; i < Elements(ilo->vb.states); i++) {
if (ilo->vb.enabled_mask & (1 << i))
pipe_resource_reference(&ilo->vb.states[i].buffer, NULL);
}
pipe_resource_reference(&ilo->ib.buffer, NULL);
pipe_resource_reference(&ilo->ib.hw_resource, NULL);
for (i = 0; i < ilo->so.count; i++)
pipe_so_target_reference(&ilo->so.states[i], NULL);
for (sh = 0; sh < PIPE_SHADER_TYPES; sh++) {
for (i = 0; i < ilo->view[sh].count; i++) {
struct pipe_sampler_view *view = ilo->view[sh].states[i];
pipe_sampler_view_reference(&view, NULL);
}
for (i = 0; i < Elements(ilo->cbuf[sh].cso); i++) {
struct ilo_cbuf_cso *cbuf = &ilo->cbuf[sh].cso[i];
pipe_resource_reference(&cbuf->resource, NULL);
}
}
for (i = 0; i < ilo->resource.count; i++)
pipe_surface_reference(&ilo->resource.states[i], NULL);
for (i = 0; i < ilo->fb.state.nr_cbufs; i++)
pipe_surface_reference(&ilo->fb.state.cbufs[i], NULL);
if (ilo->fb.state.zsbuf)
pipe_surface_reference(&ilo->fb.state.zsbuf, NULL);
for (i = 0; i < ilo->cs_resource.count; i++)
pipe_surface_reference(&ilo->cs_resource.states[i], NULL);
for (i = 0; i < ilo->global_binding.count; i++)
pipe_resource_reference(&ilo->global_binding.resources[i], NULL);
}
/**
* Mark all states that have the resource dirty.
*/
void
ilo_mark_states_with_resource_dirty(struct ilo_context *ilo,
const struct pipe_resource *res)
{
uint32_t states = 0;
unsigned sh, i;
if (res->target == PIPE_BUFFER) {
uint32_t vb_mask = ilo->vb.enabled_mask;
while (vb_mask) {
const unsigned idx = u_bit_scan(&vb_mask);
if (ilo->vb.states[idx].buffer == res) {
states |= ILO_DIRTY_VB;
break;
}
}
if (ilo->ib.buffer == res) {
states |= ILO_DIRTY_IB;
/*
* finalize_index_buffer() has an optimization that clears
* ILO_DIRTY_IB when the HW states do not change. However, it fails
* to flush the VF cache when the HW states do not change, but the
* contents of the IB has changed. Here, we set the index size to an
* invalid value to avoid the optimization.
*/
ilo->ib.hw_index_size = 0;
}
for (i = 0; i < ilo->so.count; i++) {
if (ilo->so.states[i]->buffer == res) {
states |= ILO_DIRTY_SO;
break;
}
}
}
for (sh = 0; sh < PIPE_SHADER_TYPES; sh++) {
for (i = 0; i < ilo->view[sh].count; i++) {
struct pipe_sampler_view *view = ilo->view[sh].states[i];
if (view->texture == res) {
static const unsigned view_dirty_bits[PIPE_SHADER_TYPES] = {
[PIPE_SHADER_VERTEX] = ILO_DIRTY_VIEW_VS,
[PIPE_SHADER_FRAGMENT] = ILO_DIRTY_VIEW_FS,
[PIPE_SHADER_GEOMETRY] = ILO_DIRTY_VIEW_GS,
[PIPE_SHADER_COMPUTE] = ILO_DIRTY_VIEW_CS,
};
states |= view_dirty_bits[sh];
break;
}
}
if (res->target == PIPE_BUFFER) {
for (i = 0; i < Elements(ilo->cbuf[sh].cso); i++) {
struct ilo_cbuf_cso *cbuf = &ilo->cbuf[sh].cso[i];
if (cbuf->resource == res) {
states |= ILO_DIRTY_CBUF;
break;
}
}
}
}
for (i = 0; i < ilo->resource.count; i++) {
if (ilo->resource.states[i]->texture == res) {
states |= ILO_DIRTY_RESOURCE;
break;
}
}
/* for now? */
if (res->target != PIPE_BUFFER) {
for (i = 0; i < ilo->fb.state.nr_cbufs; i++) {
const struct pipe_surface *surf = ilo->fb.state.cbufs[i];
if (surf && surf->texture == res) {
states |= ILO_DIRTY_FB;
break;
}
}
if (ilo->fb.state.zsbuf && ilo->fb.state.zsbuf->texture == res)
states |= ILO_DIRTY_FB;
}
for (i = 0; i < ilo->cs_resource.count; i++) {
pipe_surface_reference(&ilo->cs_resource.states[i], NULL);
if (ilo->cs_resource.states[i]->texture == res) {
states |= ILO_DIRTY_CS_RESOURCE;
break;
}
}
for (i = 0; i < ilo->global_binding.count; i++) {
if (ilo->global_binding.resources[i] == res) {
states |= ILO_DIRTY_GLOBAL_BINDING;
break;
}
}
ilo->dirty |= states;
}
void
ilo_dump_dirty_flags(uint32_t dirty)
{
static const char *state_names[ILO_STATE_COUNT] = {
[ILO_STATE_VB] = "VB",
[ILO_STATE_VE] = "VE",
[ILO_STATE_IB] = "IB",
[ILO_STATE_VS] = "VS",
[ILO_STATE_GS] = "GS",
[ILO_STATE_SO] = "SO",
[ILO_STATE_CLIP] = "CLIP",
[ILO_STATE_VIEWPORT] = "VIEWPORT",
[ILO_STATE_SCISSOR] = "SCISSOR",
[ILO_STATE_RASTERIZER] = "RASTERIZER",
[ILO_STATE_POLY_STIPPLE] = "POLY_STIPPLE",
[ILO_STATE_SAMPLE_MASK] = "SAMPLE_MASK",
[ILO_STATE_FS] = "FS",
[ILO_STATE_DSA] = "DSA",
[ILO_STATE_STENCIL_REF] = "STENCIL_REF",
[ILO_STATE_BLEND] = "BLEND",
[ILO_STATE_BLEND_COLOR] = "BLEND_COLOR",
[ILO_STATE_FB] = "FB",
[ILO_STATE_SAMPLER_VS] = "SAMPLER_VS",
[ILO_STATE_SAMPLER_GS] = "SAMPLER_GS",
[ILO_STATE_SAMPLER_FS] = "SAMPLER_FS",
[ILO_STATE_SAMPLER_CS] = "SAMPLER_CS",
[ILO_STATE_VIEW_VS] = "VIEW_VS",
[ILO_STATE_VIEW_GS] = "VIEW_GS",
[ILO_STATE_VIEW_FS] = "VIEW_FS",
[ILO_STATE_VIEW_CS] = "VIEW_CS",
[ILO_STATE_CBUF] = "CBUF",
[ILO_STATE_RESOURCE] = "RESOURCE",
[ILO_STATE_CS] = "CS",
[ILO_STATE_CS_RESOURCE] = "CS_RESOURCE",
[ILO_STATE_GLOBAL_BINDING] = "GLOBAL_BINDING",
};
if (!dirty) {
ilo_printf("no state is dirty\n");
return;
}
dirty &= (1U << ILO_STATE_COUNT) - 1;
ilo_printf("%2d states are dirty:", util_bitcount(dirty));
while (dirty) {
const enum ilo_state state = u_bit_scan(&dirty);
ilo_printf(" %s", state_names[state]);
}
ilo_printf("\n");
}
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