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Diffstat (limited to 'src/gallium/drivers/r300/r300_blit.c')
-rw-r--r--src/gallium/drivers/r300/r300_blit.c124
1 files changed, 91 insertions, 33 deletions
diff --git a/src/gallium/drivers/r300/r300_blit.c b/src/gallium/drivers/r300/r300_blit.c
index 0ac4e4c..a43e83c 100644
--- a/src/gallium/drivers/r300/r300_blit.c
+++ b/src/gallium/drivers/r300/r300_blit.c
@@ -179,6 +179,12 @@ static void r300_clear(struct pipe_context* pipe,
boolean can_hyperz = r300->rws->get_value(r300->rws, R300_CAN_HYPERZ);
uint32_t hyperz_dcv = hyperz->zb_depthclearvalue;
+ /* Decompress zbuffers that are bound as textures. If we didn't flush here,
+ * it would happen inside the blitter when updating derived state,
+ * causing a blitter operation to be called from inside the blitter,
+ * which would overwrite saved states and they would never get restored. */
+ r300_flush_depth_textures(r300);
+
/* Enable fast Z clear.
* The zbuffer must be in micro-tiled mode, otherwise it locks up. */
if ((buffers & PIPE_CLEAR_DEPTHSTENCIL) && can_hyperz) {
@@ -186,12 +192,12 @@ static void r300_clear(struct pipe_context* pipe,
r300_depth_clear_value(fb->zsbuf->format, depth, stencil);
r300_mark_fb_state_dirty(r300, R300_CHANGED_ZCLEAR_FLAG);
- if (zstex->zmask_mem[fb->zsbuf->level]) {
- r300->zmask_clear.dirty = TRUE;
+ if (zstex->zmask_mem[fb->zsbuf->u.tex.level]) {
+ r300_mark_atom_dirty(r300, &r300->zmask_clear);
buffers &= ~PIPE_CLEAR_DEPTHSTENCIL;
}
- if (zstex->hiz_mem[fb->zsbuf->level])
- r300->hiz_clear.dirty = TRUE;
+ if (zstex->hiz_mem[fb->zsbuf->u.tex.level])
+ r300_mark_atom_dirty(r300, &r300->hiz_clear);
}
/* Enable CBZB clear. */
@@ -230,7 +236,7 @@ static void r300_clear(struct pipe_context* pipe,
r300_get_num_cs_end_dwords(r300);
/* Reserve CS space. */
- if (dwords > (r300->cs->ndw - r300->cs->cdw)) {
+ if (dwords > (R300_MAX_CMDBUF_DWORDS - r300->cs->cdw)) {
r300->context.flush(&r300->context, 0, NULL);
}
@@ -259,9 +265,9 @@ static void r300_clear(struct pipe_context* pipe,
* If we cleared zmask/hiz, it's in use now. The Hyper-Z state update
* looks if zmask/hiz is in use and enables fastfill accordingly. */
if (zstex &&
- (zstex->zmask_in_use[fb->zsbuf->level] ||
- zstex->hiz_in_use[fb->zsbuf->level])) {
- r300->hyperz_state.dirty = TRUE;
+ (zstex->zmask_in_use[fb->zsbuf->u.tex.level] ||
+ zstex->hiz_in_use[fb->zsbuf->u.tex.level])) {
+ r300_mark_atom_dirty(r300, &r300->hyperz_state);
}
}
@@ -274,6 +280,12 @@ static void r300_clear_render_target(struct pipe_context *pipe,
{
struct r300_context *r300 = r300_context(pipe);
+ /* Decompress zbuffers that are bound as textures. If we didn't flush here,
+ * it would happen inside the blitter when updating derived state,
+ * causing a blitter operation to be called from inside the blitter,
+ * which would overwrite saved states and they would never get restored. */
+ r300_flush_depth_textures(r300);
+
r300_blitter_begin(r300, R300_CLEAR_SURFACE);
util_blitter_clear_render_target(r300->blitter, dst, rgba,
dstx, dsty, width, height);
@@ -291,6 +303,12 @@ static void r300_clear_depth_stencil(struct pipe_context *pipe,
{
struct r300_context *r300 = r300_context(pipe);
+ /* Decompress zbuffers that are bound as textures. If we didn't flush here,
+ * it would happen inside the blitter when updating derived state,
+ * causing a blitter operation to be called from inside the blitter,
+ * which would overwrite saved states and they would never get restored. */
+ r300_flush_depth_textures(r300);
+
r300_blitter_begin(r300, R300_CLEAR_SURFACE);
util_blitter_clear_depth_stencil(r300->blitter, dst, clear_flags, depth, stencil,
dstx, dsty, width, height);
@@ -298,64 +316,103 @@ static void r300_clear_depth_stencil(struct pipe_context *pipe,
}
/* Flush a depth stencil buffer. */
-void r300_flush_depth_stencil(struct pipe_context *pipe,
- struct pipe_resource *dst,
- struct pipe_subresource subdst,
- unsigned zslice)
+static void r300_flush_depth_stencil(struct pipe_context *pipe,
+ struct pipe_resource *dst,
+ unsigned level,
+ unsigned layer)
{
struct r300_context *r300 = r300_context(pipe);
- struct pipe_surface *dstsurf;
+ struct pipe_surface *dstsurf, surf_tmpl;
struct r300_texture *tex = r300_texture(dst);
- if (!tex->zmask_mem[subdst.level])
+ if (!tex->zmask_mem[level])
return;
- if (!tex->zmask_in_use[subdst.level])
+ if (!tex->zmask_in_use[level])
return;
- dstsurf = pipe->screen->get_tex_surface(pipe->screen, dst,
- subdst.face, subdst.level, zslice,
- PIPE_BIND_DEPTH_STENCIL);
+ surf_tmpl.format = dst->format;
+ surf_tmpl.usage = PIPE_BIND_DEPTH_STENCIL;
+ surf_tmpl.u.tex.level = level;
+ surf_tmpl.u.tex.first_layer = layer;
+ surf_tmpl.u.tex.last_layer = layer;
+ dstsurf = pipe->create_surface(pipe, dst, &surf_tmpl);
+
r300->z_decomp_rd = TRUE;
+
r300_blitter_begin(r300, R300_CLEAR_SURFACE);
util_blitter_flush_depth_stencil(r300->blitter, dstsurf);
r300_blitter_end(r300);
r300->z_decomp_rd = FALSE;
- tex->zmask_in_use[subdst.level] = FALSE;
+ tex->zmask_in_use[level] = FALSE;
+ pipe_surface_reference(&dstsurf, NULL);
+}
+
+/* We can't use compressed zbuffers as samplers. */
+void r300_flush_depth_textures(struct r300_context *r300)
+{
+ struct r300_textures_state *state =
+ (struct r300_textures_state*)r300->textures_state.state;
+ unsigned i, level;
+ unsigned count = MIN2(state->sampler_view_count,
+ state->sampler_state_count);
+
+ if (r300->z_decomp_rd)
+ return;
+
+ for (i = 0; i < count; i++)
+ if (state->sampler_views[i] && state->sampler_states[i]) {
+ struct pipe_resource *tex = state->sampler_views[i]->base.texture;
+
+ if (tex->target == PIPE_TEXTURE_3D ||
+ tex->target == PIPE_TEXTURE_CUBE)
+ continue;
+
+ /* Ignore non-depth textures.
+ * Also ignore reinterpreted depth textures, e.g. resource_copy. */
+ if (!util_format_is_depth_or_stencil(tex->format))
+ continue;
+
+ for (level = 0; level <= tex->last_level; level++)
+ if (r300_texture(tex)->zmask_in_use[level]) {
+ /* We don't handle 3D textures and cubemaps yet. */
+ r300_flush_depth_stencil(&r300->context, tex, level, 0);
+ }
+ }
}
/* Copy a block of pixels from one surface to another using HW. */
static void r300_hw_copy_region(struct pipe_context* pipe,
struct pipe_resource *dst,
- struct pipe_subresource subdst,
+ unsigned dst_level,
unsigned dstx, unsigned dsty, unsigned dstz,
struct pipe_resource *src,
- struct pipe_subresource subsrc,
- unsigned srcx, unsigned srcy, unsigned srcz,
- unsigned width, unsigned height)
+ unsigned src_level,
+ const struct pipe_box *src_box)
{
struct r300_context* r300 = r300_context(pipe);
r300_blitter_begin(r300, R300_COPY);
- util_blitter_copy_region(r300->blitter, dst, subdst, dstx, dsty, dstz,
- src, subsrc, srcx, srcy, srcz, width, height,
- TRUE);
+
+ /* Do a copy */
+ util_blitter_copy_region(r300->blitter, dst, dst_level, dstx, dsty, dstz,
+ src, src_level, src_box, TRUE);
r300_blitter_end(r300);
}
/* Copy a block of pixels from one surface to another. */
static void r300_resource_copy_region(struct pipe_context *pipe,
struct pipe_resource *dst,
- struct pipe_subresource subdst,
+ unsigned dst_level,
unsigned dstx, unsigned dsty, unsigned dstz,
struct pipe_resource *src,
- struct pipe_subresource subsrc,
- unsigned srcx, unsigned srcy, unsigned srcz,
- unsigned width, unsigned height)
+ unsigned src_level,
+ const struct pipe_box *src_box)
{
enum pipe_format old_format = dst->format;
enum pipe_format new_format = old_format;
boolean is_depth;
+
if (!pipe->screen->is_format_supported(pipe->screen,
old_format, src->target,
src->nr_samples,
@@ -384,8 +441,9 @@ static void r300_resource_copy_region(struct pipe_context *pipe,
is_depth = util_format_get_component_bits(src->format, UTIL_FORMAT_COLORSPACE_ZS, 0) != 0;
if (is_depth) {
- r300_flush_depth_stencil(pipe, src, subsrc, srcz);
+ r300_flush_depth_stencil(pipe, src, src_level, src_box->z);
}
+
if (old_format != new_format) {
r300_texture_reinterpret_format(pipe->screen,
dst, new_format);
@@ -393,8 +451,8 @@ static void r300_resource_copy_region(struct pipe_context *pipe,
src, new_format);
}
- r300_hw_copy_region(pipe, dst, subdst, dstx, dsty, dstz,
- src, subsrc, srcx, srcy, srcz, width, height);
+ r300_hw_copy_region(pipe, dst, dst_level, dstx, dsty, dstz,
+ src, src_level, src_box);
if (old_format != new_format) {
r300_texture_reinterpret_format(pipe->screen,
generated by cgit v1.1 at 2025-08-16 18:50:43 +0000