static void
fd3_draw(struct fd_context *ctx, const struct pipe_draw_info *info)
{
unsigned dirty = ctx->dirty;
draw_impl(ctx, info, ctx->binning_ring,
dirty & ~(FD_DIRTY_BLEND), true);
draw_impl(ctx, info, ctx->ring, dirty, false);
}
static bool
fd3_draw_vbo(struct fd_context *ctx, const struct pipe_draw_info *info,
unsigned index_offset)
{
struct fd3_context *fd3_ctx = fd3_context(ctx);
struct fd3_emit emit = {
.debug = &ctx->debug,
.vtx = &ctx->vtx,
.prog = &ctx->prog,
.info = info,
.key = {
.color_two_side = ctx->rasterizer->light_twoside,
.vclamp_color = ctx->rasterizer->clamp_vertex_color,
.fclamp_color = ctx->rasterizer->clamp_fragment_color,
.half_precision = ctx->in_blit &&
fd_half_precision(&ctx->batch->framebuffer),
.has_per_samp = (fd3_ctx->fsaturate || fd3_ctx->vsaturate),
.vsaturate_s = fd3_ctx->vsaturate_s,
.vsaturate_t = fd3_ctx->vsaturate_t,
.vsaturate_r = fd3_ctx->vsaturate_r,
.fsaturate_s = fd3_ctx->fsaturate_s,
.fsaturate_t = fd3_ctx->fsaturate_t,
.fsaturate_r = fd3_ctx->fsaturate_r,
},
.rasterflat = ctx->rasterizer->flatshade,
.sprite_coord_enable = ctx->rasterizer->sprite_coord_enable,
.sprite_coord_mode = ctx->rasterizer->sprite_coord_mode,
};
if (fd3_needs_manual_clipping(ctx->prog.vp, ctx->rasterizer))
emit.key.ucp_enables = ctx->rasterizer->clip_plane_enable;
fixup_shader_state(ctx, &emit.key);
unsigned dirty = ctx->dirty;
/* do regular pass first, since that is more likely to fail compiling: */
if (!(fd3_emit_get_vp(&emit) && fd3_emit_get_fp(&emit)))
return false;
emit.key.binning_pass = false;
emit.dirty = dirty;
draw_impl(ctx, ctx->batch->draw, &emit, index_offset);
/* and now binning pass: */
emit.key.binning_pass = true;
emit.dirty = dirty & ~(FD_DIRTY_BLEND);
emit.vp = NULL; /* we changed key so need to refetch vp */
emit.fp = NULL;
draw_impl(ctx, ctx->batch->binning, &emit, index_offset);
fd_context_all_clean(ctx);
return true;
}
static void
fd3_draw_vbo(struct fd_context *ctx, const struct pipe_draw_info *info)
{
struct fd3_context *fd3_ctx = fd3_context(ctx);
struct pipe_framebuffer_state *pfb = &ctx->framebuffer;
struct fd3_emit emit = {
.vtx = &ctx->vtx,
.prog = &ctx->prog,
.info = info,
.key = {
/* do binning pass first: */
.binning_pass = true,
.color_two_side = ctx->rasterizer ? ctx->rasterizer->light_twoside : false,
.alpha = util_format_is_alpha(pipe_surface_format(pfb->cbufs[0])),
// TODO set .half_precision based on render target format,
// ie. float16 and smaller use half, float32 use full..
.half_precision = !!(fd_mesa_debug & FD_DBG_FRAGHALF),
.has_per_samp = (fd3_ctx->fsaturate || fd3_ctx->vsaturate ||
fd3_ctx->vinteger_s || fd3_ctx->finteger_s),
.vsaturate_s = fd3_ctx->vsaturate_s,
.vsaturate_t = fd3_ctx->vsaturate_t,
.vsaturate_r = fd3_ctx->vsaturate_r,
.fsaturate_s = fd3_ctx->fsaturate_s,
.fsaturate_t = fd3_ctx->fsaturate_t,
.fsaturate_r = fd3_ctx->fsaturate_r,
.vinteger_s = fd3_ctx->vinteger_s,
.finteger_s = fd3_ctx->finteger_s,
},
.format = pipe_surface_format(pfb->cbufs[0]),
.rasterflat = ctx->rasterizer && ctx->rasterizer->flatshade,
};
unsigned dirty;
fixup_shader_state(ctx, &emit.key);
dirty = ctx->dirty;
emit.dirty = dirty & ~(FD_DIRTY_BLEND);
draw_impl(ctx, ctx->binning_ring, &emit);
/* and now regular (non-binning) pass: */
emit.key.binning_pass = false;
emit.dirty = dirty;
emit.vp = NULL; /* we changed key so need to refetch vp */
draw_impl(ctx, ctx->ring, &emit);
}
void RenderableElement::draw(RenderCache& renderCache) const
{
draw_impl(renderCache);
// also draw next element in the chain
if (d_next)
{
d_next->draw(renderCache);
}
}
void Twister::draw()
{
float verts[] = {
-radius(), -radius()*0.65f,
radius(), -radius()*0.65f,
radius(), radius()*0.65f,
-radius(), radius()*0.65f,
};
draw_impl( verts, angle );
}
void Orbital::draw()
{
float verts[] = {
-radius(), -radius(),
radius(), -radius(),
radius(), radius(),
-radius(), radius(),
};
draw_impl( verts, 0 );
}
/*************************************************************************
Draw the element chain starting with this element.
*************************************************************************/
void RenderableElement::draw(const Vector3& position, const Rect& clip_rect)
{
Vector3 final_pos(position);
final_pos.d_x += d_area.d_left;
final_pos.d_y += d_area.d_top;
// call implementation function to perform actual rendering
draw_impl(final_pos, clip_rect);
// render next element in the chain if any.
if (d_next != NULL)
{
d_next->draw(position, clip_rect);
}
}
static bool
fd6_draw_vbo(struct fd_context *ctx, const struct pipe_draw_info *info,
unsigned index_offset)
{
struct fd6_context *fd6_ctx = fd6_context(ctx);
struct fd6_emit emit = {
.debug = &ctx->debug,
.vtx = &ctx->vtx,
.prog = &ctx->prog,
.info = info,
.key = {
.color_two_side = ctx->rasterizer->light_twoside,
.vclamp_color = ctx->rasterizer->clamp_vertex_color,
.fclamp_color = ctx->rasterizer->clamp_fragment_color,
.rasterflat = ctx->rasterizer->flatshade,
.half_precision = ctx->in_blit &&
fd_half_precision(&ctx->batch->framebuffer),
.ucp_enables = ctx->rasterizer->clip_plane_enable,
.has_per_samp = (fd6_ctx->fsaturate || fd6_ctx->vsaturate ||
fd6_ctx->fastc_srgb || fd6_ctx->vastc_srgb),
.vsaturate_s = fd6_ctx->vsaturate_s,
.vsaturate_t = fd6_ctx->vsaturate_t,
.vsaturate_r = fd6_ctx->vsaturate_r,
.fsaturate_s = fd6_ctx->fsaturate_s,
.fsaturate_t = fd6_ctx->fsaturate_t,
.fsaturate_r = fd6_ctx->fsaturate_r,
.vastc_srgb = fd6_ctx->vastc_srgb,
.fastc_srgb = fd6_ctx->fastc_srgb,
.vsamples = ctx->tex[PIPE_SHADER_VERTEX].samples,
.fsamples = ctx->tex[PIPE_SHADER_FRAGMENT].samples,
},
.rasterflat = ctx->rasterizer->flatshade,
.sprite_coord_enable = ctx->rasterizer->sprite_coord_enable,
.sprite_coord_mode = ctx->rasterizer->sprite_coord_mode,
};
fixup_shader_state(ctx, &emit.key);
unsigned dirty = ctx->dirty;
const struct ir3_shader_variant *vp = fd6_emit_get_vp(&emit);
const struct ir3_shader_variant *fp = fd6_emit_get_fp(&emit);
/* do regular pass first, since that is more likely to fail compiling: */
if (!vp || !fp)
return false;
ctx->stats.vs_regs += ir3_shader_halfregs(vp);
ctx->stats.fs_regs += ir3_shader_halfregs(fp);
/* figure out whether we need to disable LRZ write for binning
* pass using draw pass's fp:
*/
emit.no_lrz_write = fp->writes_pos || fp->has_kill;
emit.key.binning_pass = false;
emit.dirty = dirty;
draw_impl(ctx, ctx->batch->draw, &emit, index_offset);
/* and now binning pass: */
emit.key.binning_pass = true;
emit.dirty = dirty & ~(FD_DIRTY_BLEND);
emit.vp = NULL; /* we changed key so need to refetch vp */
emit.fp = NULL;
draw_impl(ctx, ctx->batch->binning, &emit, index_offset);
if (emit.streamout_mask) {
struct fd_ringbuffer *ring = ctx->batch->draw;
for (unsigned i = 0; i < PIPE_MAX_SO_BUFFERS; i++) {
if (emit.streamout_mask & (1 << i)) {
fd6_event_write(ctx->batch, ring, FLUSH_SO_0 + i, false);
}
}
}
fd_context_all_clean(ctx);
return true;
}
static void
fd3_draw(struct fd_context *ctx, const struct pipe_draw_info *info)
{
unsigned dirty = ctx->dirty;
struct fd3_shader_key key = {
/* do binning pass first: */
.binning_pass = true,
.color_two_side = ctx->rasterizer ? ctx->rasterizer->light_twoside : false,
// TODO set .half_precision based on render target format,
// ie. float16 and smaller use half, float32 use full..
.half_precision = !!(fd_mesa_debug & FD_DBG_FRAGHALF),
};
draw_impl(ctx, info, ctx->binning_ring,
dirty & ~(FD_DIRTY_BLEND), key);
/* and now regular (non-binning) pass: */
key.binning_pass = false;
draw_impl(ctx, info, ctx->ring, dirty, key);
}
/* binning pass cmds for a clear:
* NOTE: newer blob drivers don't use binning for clear, which is probably
* preferable since it is low vtx count. However that doesn't seem to
* actually work for me. Not sure if it is depending on support for
* clear pass (rather than using solid-fill shader), or something else
* that newer blob is doing differently. Once that is figured out, we
* can remove fd3_clear_binning().
*/
static void
fd3_clear_binning(struct fd_context *ctx, unsigned dirty)
{
struct fd3_context *fd3_ctx = fd3_context(ctx);
struct fd_ringbuffer *ring = ctx->binning_ring;
struct fd3_shader_key key = {
.binning_pass = true,
.half_precision = true,
};
fd3_emit_state(ctx, ring, &ctx->solid_prog, dirty, key);
fd3_emit_vertex_bufs(ring, fd3_shader_variant(ctx->solid_prog.vp, key),
(struct fd3_vertex_buf[]) {{
.prsc = fd3_ctx->solid_vbuf,
.stride = 12,
.format = PIPE_FORMAT_R32G32B32_FLOAT,
}}, 1);
OUT_PKT0(ring, REG_A3XX_PC_PRIM_VTX_CNTL, 1);
OUT_RING(ring, A3XX_PC_PRIM_VTX_CNTL_STRIDE_IN_VPC(0) |
A3XX_PC_PRIM_VTX_CNTL_POLYMODE_FRONT_PTYPE(PC_DRAW_TRIANGLES) |
A3XX_PC_PRIM_VTX_CNTL_POLYMODE_BACK_PTYPE(PC_DRAW_TRIANGLES) |
A3XX_PC_PRIM_VTX_CNTL_PROVOKING_VTX_LAST);
OUT_PKT0(ring, REG_A3XX_VFD_INDEX_MIN, 4);
OUT_RING(ring, 0); /* VFD_INDEX_MIN */
OUT_RING(ring, 2); /* VFD_INDEX_MAX */
OUT_RING(ring, 0); /* VFD_INSTANCEID_OFFSET */
OUT_RING(ring, 0); /* VFD_INDEX_OFFSET */
OUT_PKT0(ring, REG_A3XX_PC_RESTART_INDEX, 1);
OUT_RING(ring, 0xffffffff); /* PC_RESTART_INDEX */
OUT_PKT3(ring, CP_EVENT_WRITE, 1);
OUT_RING(ring, PERFCOUNTER_STOP);
fd_draw(ctx, ring, DI_PT_RECTLIST, IGNORE_VISIBILITY,
DI_SRC_SEL_AUTO_INDEX, 2, INDEX_SIZE_IGN, 0, 0, NULL);
}
static void
fd3_clear(struct fd_context *ctx, unsigned buffers,
const union pipe_color_union *color, double depth, unsigned stencil)
{
struct fd3_context *fd3_ctx = fd3_context(ctx);
struct fd_ringbuffer *ring = ctx->ring;
unsigned dirty = ctx->dirty;
unsigned ce, i;
struct fd3_shader_key key = {
.half_precision = true,
};
dirty &= FD_DIRTY_VIEWPORT | FD_DIRTY_FRAMEBUFFER | FD_DIRTY_SCISSOR;
dirty |= FD_DIRTY_PROG;
fd3_clear_binning(ctx, dirty);
/* emit generic state now: */
fd3_emit_state(ctx, ring, &ctx->solid_prog, dirty, key);
OUT_PKT0(ring, REG_A3XX_RB_BLEND_ALPHA, 1);
OUT_RING(ring, A3XX_RB_BLEND_ALPHA_UINT(0xff) |
A3XX_RB_BLEND_ALPHA_FLOAT(1.0));
OUT_PKT0(ring, REG_A3XX_RB_RENDER_CONTROL, 1);
OUT_RINGP(ring, A3XX_RB_RENDER_CONTROL_ALPHA_TEST_FUNC(FUNC_NEVER),
&fd3_ctx->rbrc_patches);
if (buffers & PIPE_CLEAR_DEPTH) {
OUT_PKT0(ring, REG_A3XX_RB_DEPTH_CONTROL, 1);
OUT_RING(ring, A3XX_RB_DEPTH_CONTROL_Z_WRITE_ENABLE |
A3XX_RB_DEPTH_CONTROL_Z_ENABLE |
A3XX_RB_DEPTH_CONTROL_ZFUNC(FUNC_ALWAYS));
OUT_PKT0(ring, REG_A3XX_GRAS_CL_VPORT_ZOFFSET, 2);
OUT_RING(ring, A3XX_GRAS_CL_VPORT_ZOFFSET(0.0));
OUT_RING(ring, A3XX_GRAS_CL_VPORT_ZSCALE(depth));
ctx->dirty |= FD_DIRTY_VIEWPORT;
} else {
OUT_PKT0(ring, REG_A3XX_RB_DEPTH_CONTROL, 1);
OUT_RING(ring, A3XX_RB_DEPTH_CONTROL_ZFUNC(FUNC_NEVER));
}
if (buffers & PIPE_CLEAR_STENCIL) {
OUT_PKT0(ring, REG_A3XX_RB_STENCILREFMASK, 2);
OUT_RING(ring, A3XX_RB_STENCILREFMASK_STENCILREF(stencil) |
A3XX_RB_STENCILREFMASK_STENCILMASK(stencil) |
A3XX_RB_STENCILREFMASK_STENCILWRITEMASK(0xff));
OUT_RING(ring, A3XX_RB_STENCILREFMASK_STENCILREF(0) |
A3XX_RB_STENCILREFMASK_STENCILMASK(0) |
0xff000000 | // XXX ???
A3XX_RB_STENCILREFMASK_STENCILWRITEMASK(0xff));
OUT_PKT0(ring, REG_A3XX_RB_STENCIL_CONTROL, 1);
OUT_RING(ring, A3XX_RB_STENCIL_CONTROL_STENCIL_ENABLE |
A3XX_RB_STENCIL_CONTROL_FUNC(FUNC_ALWAYS) |
A3XX_RB_STENCIL_CONTROL_FAIL(STENCIL_KEEP) |
A3XX_RB_STENCIL_CONTROL_ZPASS(STENCIL_REPLACE) |
A3XX_RB_STENCIL_CONTROL_ZFAIL(STENCIL_KEEP) |
A3XX_RB_STENCIL_CONTROL_FUNC_BF(FUNC_NEVER) |
A3XX_RB_STENCIL_CONTROL_FAIL_BF(STENCIL_KEEP) |
A3XX_RB_STENCIL_CONTROL_ZPASS_BF(STENCIL_KEEP) |
A3XX_RB_STENCIL_CONTROL_ZFAIL_BF(STENCIL_KEEP));
} else {
OUT_PKT0(ring, REG_A3XX_RB_STENCILREFMASK, 2);
OUT_RING(ring, A3XX_RB_STENCILREFMASK_STENCILREF(0) |
A3XX_RB_STENCILREFMASK_STENCILMASK(0) |
A3XX_RB_STENCILREFMASK_STENCILWRITEMASK(0));
OUT_RING(ring, A3XX_RB_STENCILREFMASK_BF_STENCILREF(0) |
A3XX_RB_STENCILREFMASK_BF_STENCILMASK(0) |
A3XX_RB_STENCILREFMASK_BF_STENCILWRITEMASK(0));
OUT_PKT0(ring, REG_A3XX_RB_STENCIL_CONTROL, 1);
OUT_RING(ring, A3XX_RB_STENCIL_CONTROL_FUNC(FUNC_NEVER) |
A3XX_RB_STENCIL_CONTROL_FAIL(STENCIL_KEEP) |
A3XX_RB_STENCIL_CONTROL_ZPASS(STENCIL_KEEP) |
A3XX_RB_STENCIL_CONTROL_ZFAIL(STENCIL_KEEP) |
A3XX_RB_STENCIL_CONTROL_FUNC_BF(FUNC_NEVER) |
A3XX_RB_STENCIL_CONTROL_FAIL_BF(STENCIL_KEEP) |
A3XX_RB_STENCIL_CONTROL_ZPASS_BF(STENCIL_KEEP) |
A3XX_RB_STENCIL_CONTROL_ZFAIL_BF(STENCIL_KEEP));
}
if (buffers & PIPE_CLEAR_COLOR) {
ce = 0xf;
} else {
ce = 0x0;
}
for (i = 0; i < 4; i++) {
OUT_PKT0(ring, REG_A3XX_RB_MRT_CONTROL(i), 1);
OUT_RING(ring, A3XX_RB_MRT_CONTROL_ROP_CODE(ROP_COPY) |
A3XX_RB_MRT_CONTROL_DITHER_MODE(DITHER_ALWAYS) |
A3XX_RB_MRT_CONTROL_COMPONENT_ENABLE(ce));
OUT_PKT0(ring, REG_A3XX_RB_MRT_BLEND_CONTROL(i), 1);
OUT_RING(ring, A3XX_RB_MRT_BLEND_CONTROL_RGB_SRC_FACTOR(FACTOR_ONE) |
A3XX_RB_MRT_BLEND_CONTROL_RGB_BLEND_OPCODE(BLEND_DST_PLUS_SRC) |
A3XX_RB_MRT_BLEND_CONTROL_RGB_DEST_FACTOR(FACTOR_ZERO) |
A3XX_RB_MRT_BLEND_CONTROL_ALPHA_SRC_FACTOR(FACTOR_ONE) |
A3XX_RB_MRT_BLEND_CONTROL_ALPHA_BLEND_OPCODE(BLEND_DST_PLUS_SRC) |
A3XX_RB_MRT_BLEND_CONTROL_ALPHA_DEST_FACTOR(FACTOR_ZERO) |
A3XX_RB_MRT_BLEND_CONTROL_CLAMP_ENABLE);
}
OUT_PKT0(ring, REG_A3XX_GRAS_SU_MODE_CONTROL, 1);
OUT_RING(ring, A3XX_GRAS_SU_MODE_CONTROL_LINEHALFWIDTH(0));
fd3_emit_vertex_bufs(ring, fd3_shader_variant(ctx->solid_prog.vp, key),
(struct fd3_vertex_buf[]) {{
.prsc = fd3_ctx->solid_vbuf,
.stride = 12,
.format = PIPE_FORMAT_R32G32B32_FLOAT,
}}, 1);
fd_wfi(ctx, ring);
fd3_emit_constant(ring, SB_FRAG_SHADER, 0, 0, 4, color->ui, NULL);
OUT_PKT0(ring, REG_A3XX_PC_PRIM_VTX_CNTL, 1);
OUT_RING(ring, A3XX_PC_PRIM_VTX_CNTL_STRIDE_IN_VPC(0) |
A3XX_PC_PRIM_VTX_CNTL_POLYMODE_FRONT_PTYPE(PC_DRAW_TRIANGLES) |
A3XX_PC_PRIM_VTX_CNTL_POLYMODE_BACK_PTYPE(PC_DRAW_TRIANGLES) |
A3XX_PC_PRIM_VTX_CNTL_PROVOKING_VTX_LAST);
OUT_PKT0(ring, REG_A3XX_VFD_INDEX_MIN, 4);
OUT_RING(ring, 0); /* VFD_INDEX_MIN */
OUT_RING(ring, 2); /* VFD_INDEX_MAX */
OUT_RING(ring, 0); /* VFD_INSTANCEID_OFFSET */
OUT_RING(ring, 0); /* VFD_INDEX_OFFSET */
OUT_PKT0(ring, REG_A3XX_PC_RESTART_INDEX, 1);
OUT_RING(ring, 0xffffffff); /* PC_RESTART_INDEX */
OUT_PKT3(ring, CP_EVENT_WRITE, 1);
OUT_RING(ring, PERFCOUNTER_STOP);
fd_draw(ctx, ring, DI_PT_RECTLIST, USE_VISIBILITY,
DI_SRC_SEL_AUTO_INDEX, 2, INDEX_SIZE_IGN, 0, 0, NULL);
}
void
fd3_draw_init(struct pipe_context *pctx)
{
struct fd_context *ctx = fd_context(pctx);
ctx->draw = fd3_draw;
ctx->clear = fd3_clear;
}
void sprite::draw()
{
glEnd();
draw_impl();
}
static bool
fd4_draw_vbo(struct fd_context *ctx, const struct pipe_draw_info *info)
{
struct fd4_context *fd4_ctx = fd4_context(ctx);
struct fd4_emit emit = {
.debug = &ctx->debug,
.vtx = &ctx->vtx,
.prog = &ctx->prog,
.info = info,
.key = {
.color_two_side = ctx->rasterizer->light_twoside,
.vclamp_color = ctx->rasterizer->clamp_vertex_color,
.fclamp_color = ctx->rasterizer->clamp_fragment_color,
.rasterflat = ctx->rasterizer->flatshade,
// TODO set .half_precision based on render target format,
// ie. float16 and smaller use half, float32 use full..
.half_precision = !!(fd_mesa_debug & FD_DBG_FRAGHALF),
.ucp_enables = ctx->rasterizer->clip_plane_enable,
.has_per_samp = (fd4_ctx->fsaturate || fd4_ctx->vsaturate ||
fd4_ctx->fastc_srgb || fd4_ctx->vastc_srgb),
.vsaturate_s = fd4_ctx->vsaturate_s,
.vsaturate_t = fd4_ctx->vsaturate_t,
.vsaturate_r = fd4_ctx->vsaturate_r,
.fsaturate_s = fd4_ctx->fsaturate_s,
.fsaturate_t = fd4_ctx->fsaturate_t,
.fsaturate_r = fd4_ctx->fsaturate_r,
.vastc_srgb = fd4_ctx->vastc_srgb,
.fastc_srgb = fd4_ctx->fastc_srgb,
},
.rasterflat = ctx->rasterizer->flatshade,
.sprite_coord_enable = ctx->rasterizer->sprite_coord_enable,
.sprite_coord_mode = ctx->rasterizer->sprite_coord_mode,
};
fixup_shader_state(ctx, &emit.key);
unsigned dirty = ctx->dirty;
/* do regular pass first, since that is more likely to fail compiling: */
if (!(fd4_emit_get_vp(&emit) && fd4_emit_get_fp(&emit)))
return false;
emit.key.binning_pass = false;
emit.dirty = dirty;
struct fd_ringbuffer *ring = ctx->batch->draw;
if (ctx->rasterizer->rasterizer_discard) {
fd_wfi(ctx->batch, ring);
OUT_PKT3(ring, CP_REG_RMW, 3);
OUT_RING(ring, REG_A4XX_RB_RENDER_CONTROL);
OUT_RING(ring, ~A4XX_RB_RENDER_CONTROL_DISABLE_COLOR_PIPE);
OUT_RING(ring, A4XX_RB_RENDER_CONTROL_DISABLE_COLOR_PIPE);
}
draw_impl(ctx, ctx->batch->draw, &emit);
if (ctx->rasterizer->rasterizer_discard) {
fd_wfi(ctx->batch, ring);
OUT_PKT3(ring, CP_REG_RMW, 3);
OUT_RING(ring, REG_A4XX_RB_RENDER_CONTROL);
OUT_RING(ring, ~A4XX_RB_RENDER_CONTROL_DISABLE_COLOR_PIPE);
OUT_RING(ring, 0);
}
/* and now binning pass: */
emit.key.binning_pass = true;
emit.dirty = dirty & ~(FD_DIRTY_BLEND);
emit.vp = NULL; /* we changed key so need to refetch vp */
emit.fp = NULL;
draw_impl(ctx, ctx->batch->binning, &emit);
return true;
}