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authorJason Ekstrand <jason.ekstrand@intel.com>2016-08-30 12:49:54 -0700
committerJason Ekstrand <jason.ekstrand@intel.com>2016-09-12 19:42:57 -0700
commit941b4d063a7b12af773cc4837e6c0fa3b29abdc0 (patch)
treead290abea725cfd0b4203a4b81c9769e07756513 /src/intel/blorp
parent4e03edf1890d4b0a0dd131085b9e04aa4fbf6b12 (diff)
intel/blorp: Pull the guts of blorp_blit into a helper
Signed-off-by: Jason Ekstrand <jason@jlekstrand.net> Reviewed-by: Topi Pohjolainen <topi.pohjolainen@intel.com>
Diffstat (limited to 'src/intel/blorp')
-rw-r--r--src/intel/blorp/blorp_blit.c277
1 files changed, 147 insertions, 130 deletions
diff --git a/src/intel/blorp/blorp_blit.c b/src/intel/blorp/blorp_blit.c
index dba49b9c207..60b6578f214 100644
--- a/src/intel/blorp/blorp_blit.c
+++ b/src/intel/blorp/blorp_blit.c
@@ -1408,110 +1408,54 @@ surf_retile_w_to_y(const struct isl_device *isl_dev,
info->tile_y_sa /= 2;
}
-void
-blorp_blit(struct blorp_batch *batch,
- const struct blorp_surf *src_surf,
- unsigned src_level, unsigned src_layer,
- enum isl_format src_format, struct isl_swizzle src_swizzle,
- const struct blorp_surf *dst_surf,
- unsigned dst_level, unsigned dst_layer,
- enum isl_format dst_format, struct isl_swizzle dst_swizzle,
- float src_x0, float src_y0,
- float src_x1, float src_y1,
- float dst_x0, float dst_y0,
- float dst_x1, float dst_y1,
- GLenum filter, bool mirror_x, bool mirror_y)
+static void
+do_blorp_blit(struct blorp_batch *batch,
+ struct blorp_params *params,
+ struct brw_blorp_blit_prog_key *wm_prog_key,
+ float src_x0, float src_y0,
+ float src_x1, float src_y1,
+ float dst_x0, float dst_y0,
+ float dst_x1, float dst_y1,
+ bool mirror_x, bool mirror_y)
{
const struct gen_device_info *devinfo = batch->blorp->isl_dev->info;
- struct blorp_params params;
- blorp_params_init(&params);
-
- brw_blorp_surface_info_init(batch->blorp, &params.src, src_surf, src_level,
- src_layer, src_format, false);
- brw_blorp_surface_info_init(batch->blorp, &params.dst, dst_surf, dst_level,
- dst_layer, dst_format, true);
-
- struct brw_blorp_blit_prog_key wm_prog_key;
- memset(&wm_prog_key, 0, sizeof(wm_prog_key));
-
- if (isl_format_has_sint_channel(params.src.view.format)) {
- wm_prog_key.texture_data_type = nir_type_int;
- } else if (isl_format_has_uint_channel(params.src.view.format)) {
- wm_prog_key.texture_data_type = nir_type_uint;
+ if (isl_format_has_sint_channel(params->src.view.format)) {
+ wm_prog_key->texture_data_type = nir_type_int;
+ } else if (isl_format_has_uint_channel(params->src.view.format)) {
+ wm_prog_key->texture_data_type = nir_type_uint;
} else {
- wm_prog_key.texture_data_type = nir_type_float;
- }
-
- /* Scaled blitting or not. */
- wm_prog_key.blit_scaled =
- ((dst_x1 - dst_x0) == (src_x1 - src_x0) &&
- (dst_y1 - dst_y0) == (src_y1 - src_y0)) ? false : true;
-
- /* Scaling factors used for bilinear filtering in multisample scaled
- * blits.
- */
- if (params.src.surf.samples == 16)
- wm_prog_key.x_scale = 4.0f;
- else
- wm_prog_key.x_scale = 2.0f;
- wm_prog_key.y_scale = params.src.surf.samples / wm_prog_key.x_scale;
-
- if (filter == GL_LINEAR &&
- params.src.surf.samples <= 1 && params.dst.surf.samples <= 1)
- wm_prog_key.bilinear_filter = true;
-
- if ((params.src.surf.usage & ISL_SURF_USAGE_DEPTH_BIT) == 0 &&
- (params.src.surf.usage & ISL_SURF_USAGE_STENCIL_BIT) == 0 &&
- !isl_format_has_int_channel(params.src.surf.format) &&
- params.src.surf.samples > 1 && params.dst.surf.samples <= 1) {
- /* We are downsampling a non-integer color buffer, so blend.
- *
- * Regarding integer color buffers, the OpenGL ES 3.2 spec says:
- *
- * "If the source formats are integer types or stencil values, a
- * single sample's value is selected for each pixel."
- *
- * This implies we should not blend in that case.
- */
- wm_prog_key.blend = true;
+ wm_prog_key->texture_data_type = nir_type_float;
}
/* src_samples and dst_samples are the true sample counts */
- wm_prog_key.src_samples = params.src.surf.samples;
- wm_prog_key.dst_samples = params.dst.surf.samples;
+ wm_prog_key->src_samples = params->src.surf.samples;
+ wm_prog_key->dst_samples = params->dst.surf.samples;
- wm_prog_key.tex_aux_usage = params.src.aux_usage;
+ wm_prog_key->tex_aux_usage = params->src.aux_usage;
/* src_layout and dst_layout indicate the true MSAA layout used by src and
* dst.
*/
- wm_prog_key.src_layout = params.src.surf.msaa_layout;
- wm_prog_key.dst_layout = params.dst.surf.msaa_layout;
+ wm_prog_key->src_layout = params->src.surf.msaa_layout;
+ wm_prog_key->dst_layout = params->dst.surf.msaa_layout;
/* Round floating point values to nearest integer to avoid "off by one texel"
* kind of errors when blitting.
*/
- params.x0 = params.wm_inputs.discard_rect.x0 = roundf(dst_x0);
- params.y0 = params.wm_inputs.discard_rect.y0 = roundf(dst_y0);
- params.x1 = params.wm_inputs.discard_rect.x1 = roundf(dst_x1);
- params.y1 = params.wm_inputs.discard_rect.y1 = roundf(dst_y1);
+ params->x0 = params->wm_inputs.discard_rect.x0 = roundf(dst_x0);
+ params->y0 = params->wm_inputs.discard_rect.y0 = roundf(dst_y0);
+ params->x1 = params->wm_inputs.discard_rect.x1 = roundf(dst_x1);
+ params->y1 = params->wm_inputs.discard_rect.y1 = roundf(dst_y1);
- params.wm_inputs.rect_grid.x1 =
- minify(params.src.surf.logical_level0_px.width, src_level) *
- wm_prog_key.x_scale - 1.0f;
- params.wm_inputs.rect_grid.y1 =
- minify(params.src.surf.logical_level0_px.height, src_level) *
- wm_prog_key.y_scale - 1.0f;
-
- brw_blorp_setup_coord_transform(&params.wm_inputs.coord_transform[0],
+ brw_blorp_setup_coord_transform(&params->wm_inputs.coord_transform[0],
src_x0, src_x1, dst_x0, dst_x1, mirror_x);
- brw_blorp_setup_coord_transform(&params.wm_inputs.coord_transform[1],
+ brw_blorp_setup_coord_transform(&params->wm_inputs.coord_transform[1],
src_y0, src_y1, dst_y0, dst_y1, mirror_y);
if (devinfo->gen > 6 &&
- params.dst.surf.msaa_layout == ISL_MSAA_LAYOUT_INTERLEAVED) {
- assert(params.dst.surf.samples > 1);
+ params->dst.surf.msaa_layout == ISL_MSAA_LAYOUT_INTERLEAVED) {
+ assert(params->dst.surf.samples > 1);
/* We must expand the rectangle we send through the rendering pipeline,
* to account for the fact that we are mapping the destination region as
@@ -1526,19 +1470,19 @@ blorp_blit(struct blorp_batch *batch,
* pipeline as multisampled.
*/
struct isl_extent2d px_size_sa =
- isl_get_interleaved_msaa_px_size_sa(params.dst.surf.samples);
- params.x0 = ROUND_DOWN_TO(params.x0, 2) * px_size_sa.width;
- params.y0 = ROUND_DOWN_TO(params.y0, 2) * px_size_sa.height;
- params.x1 = ALIGN(params.x1, 2) * px_size_sa.width;
- params.y1 = ALIGN(params.y1, 2) * px_size_sa.height;
+ isl_get_interleaved_msaa_px_size_sa(params->dst.surf.samples);
+ params->x0 = ROUND_DOWN_TO(params->x0, 2) * px_size_sa.width;
+ params->y0 = ROUND_DOWN_TO(params->y0, 2) * px_size_sa.height;
+ params->x1 = ALIGN(params->x1, 2) * px_size_sa.width;
+ params->y1 = ALIGN(params->y1, 2) * px_size_sa.height;
- surf_fake_interleaved_msaa(batch->blorp->isl_dev, &params.dst);
+ surf_fake_interleaved_msaa(batch->blorp->isl_dev, &params->dst);
- wm_prog_key.use_kill = true;
- wm_prog_key.need_dst_offset = true;
+ wm_prog_key->use_kill = true;
+ wm_prog_key->need_dst_offset = true;
}
- if (params.dst.surf.tiling == ISL_TILING_W) {
+ if (params->dst.surf.tiling == ISL_TILING_W) {
/* We must modify the rectangle we send through the rendering pipeline
* (and the size and x/y offset of the destination surface), to account
* for the fact that we are mapping it as Y-tiled when it is in fact
@@ -1585,31 +1529,32 @@ blorp_blit(struct blorp_batch *batch,
* TODO: what if this makes the coordinates (or the texture size) too
* large?
*/
- const unsigned x_align = 8, y_align = params.dst.surf.samples != 0 ? 8 : 4;
- params.x0 = ROUND_DOWN_TO(params.x0, x_align) * 2;
- params.y0 = ROUND_DOWN_TO(params.y0, y_align) / 2;
- params.x1 = ALIGN(params.x1, x_align) * 2;
- params.y1 = ALIGN(params.y1, y_align) / 2;
+ const unsigned x_align = 8;
+ const unsigned y_align = params->dst.surf.samples != 0 ? 8 : 4;
+ params->x0 = ROUND_DOWN_TO(params->x0, x_align) * 2;
+ params->y0 = ROUND_DOWN_TO(params->y0, y_align) / 2;
+ params->x1 = ALIGN(params->x1, x_align) * 2;
+ params->y1 = ALIGN(params->y1, y_align) / 2;
/* Retile the surface to Y-tiled */
- surf_retile_w_to_y(batch->blorp->isl_dev, &params.dst);
+ surf_retile_w_to_y(batch->blorp->isl_dev, &params->dst);
- wm_prog_key.dst_tiled_w = true;
- wm_prog_key.use_kill = true;
- wm_prog_key.need_dst_offset = true;
+ wm_prog_key->dst_tiled_w = true;
+ wm_prog_key->use_kill = true;
+ wm_prog_key->need_dst_offset = true;
- if (params.dst.surf.samples > 1) {
+ if (params->dst.surf.samples > 1) {
/* If the destination surface is a W-tiled multisampled stencil
* buffer that we're mapping as Y tiled, then we need to arrange for
* the WM program to run once per sample rather than once per pixel,
* because the memory layout of related samples doesn't match between
* W and Y tiling.
*/
- wm_prog_key.persample_msaa_dispatch = true;
+ wm_prog_key->persample_msaa_dispatch = true;
}
}
- if (devinfo->gen < 8 && params.src.surf.tiling == ISL_TILING_W) {
+ if (devinfo->gen < 8 && params->src.surf.tiling == ISL_TILING_W) {
/* On Haswell and earlier, we have to fake W-tiled sources as Y-tiled.
* Broadwell adds support for sampling from stencil.
*
@@ -1618,58 +1563,130 @@ blorp_blit(struct blorp_batch *batch,
*
* TODO: what if this makes the texture size too large?
*/
- surf_retile_w_to_y(batch->blorp->isl_dev, &params.src);
+ surf_retile_w_to_y(batch->blorp->isl_dev, &params->src);
- wm_prog_key.src_tiled_w = true;
- wm_prog_key.need_src_offset = true;
+ wm_prog_key->src_tiled_w = true;
+ wm_prog_key->need_src_offset = true;
}
/* tex_samples and rt_samples are the sample counts that are set up in
* SURFACE_STATE.
*/
- wm_prog_key.tex_samples = params.src.surf.samples;
- wm_prog_key.rt_samples = params.dst.surf.samples;
+ wm_prog_key->tex_samples = params->src.surf.samples;
+ wm_prog_key->rt_samples = params->dst.surf.samples;
/* tex_layout and rt_layout indicate the MSAA layout the GPU pipeline will
* use to access the source and destination surfaces.
*/
- wm_prog_key.tex_layout = params.src.surf.msaa_layout;
- wm_prog_key.rt_layout = params.dst.surf.msaa_layout;
+ wm_prog_key->tex_layout = params->src.surf.msaa_layout;
+ wm_prog_key->rt_layout = params->dst.surf.msaa_layout;
- if (params.src.surf.samples > 0 && params.dst.surf.samples > 1) {
+ if (params->src.surf.samples > 0 && params->dst.surf.samples > 1) {
/* We are blitting from a multisample buffer to a multisample buffer, so
* we must preserve samples within a pixel. This means we have to
* arrange for the WM program to run once per sample rather than once
* per pixel.
*/
- wm_prog_key.persample_msaa_dispatch = true;
+ wm_prog_key->persample_msaa_dispatch = true;
}
- if (params.src.tile_x_sa || params.src.tile_y_sa) {
- assert(wm_prog_key.need_src_offset);
- surf_get_intratile_offset_px(&params.src,
- &params.wm_inputs.src_offset.x,
- &params.wm_inputs.src_offset.y);
+ if (params->src.tile_x_sa || params->src.tile_y_sa) {
+ assert(wm_prog_key->need_src_offset);
+ surf_get_intratile_offset_px(&params->src,
+ &params->wm_inputs.src_offset.x,
+ &params->wm_inputs.src_offset.y);
}
- if (params.dst.tile_x_sa || params.dst.tile_y_sa) {
- assert(wm_prog_key.need_dst_offset);
- surf_get_intratile_offset_px(&params.dst,
- &params.wm_inputs.dst_offset.x,
- &params.wm_inputs.dst_offset.y);
- params.x0 += params.wm_inputs.dst_offset.x;
- params.y0 += params.wm_inputs.dst_offset.y;
- params.x1 += params.wm_inputs.dst_offset.x;
- params.y1 += params.wm_inputs.dst_offset.y;
+ if (params->dst.tile_x_sa || params->dst.tile_y_sa) {
+ assert(wm_prog_key->need_dst_offset);
+ surf_get_intratile_offset_px(&params->dst,
+ &params->wm_inputs.dst_offset.x,
+ &params->wm_inputs.dst_offset.y);
+ params->x0 += params->wm_inputs.dst_offset.x;
+ params->y0 += params->wm_inputs.dst_offset.y;
+ params->x1 += params->wm_inputs.dst_offset.x;
+ params->y1 += params->wm_inputs.dst_offset.y;
}
/* For some texture types, we need to pass the layer through the sampler. */
- params.wm_inputs.src_z = params.src.z_offset;
+ params->wm_inputs.src_z = params->src.z_offset;
+
+ brw_blorp_get_blit_kernel(batch->blorp, params, wm_prog_key);
- brw_blorp_get_blit_kernel(batch->blorp, &params, &wm_prog_key);
+ batch->blorp->exec(batch, params);
+}
+
+void
+blorp_blit(struct blorp_batch *batch,
+ const struct blorp_surf *src_surf,
+ unsigned src_level, unsigned src_layer,
+ enum isl_format src_format, struct isl_swizzle src_swizzle,
+ const struct blorp_surf *dst_surf,
+ unsigned dst_level, unsigned dst_layer,
+ enum isl_format dst_format, struct isl_swizzle dst_swizzle,
+ float src_x0, float src_y0,
+ float src_x1, float src_y1,
+ float dst_x0, float dst_y0,
+ float dst_x1, float dst_y1,
+ GLenum filter, bool mirror_x, bool mirror_y)
+{
+ struct blorp_params params;
+ blorp_params_init(&params);
+
+ brw_blorp_surface_info_init(batch->blorp, &params.src, src_surf, src_level,
+ src_layer, src_format, false);
+ brw_blorp_surface_info_init(batch->blorp, &params.dst, dst_surf, dst_level,
+ dst_layer, dst_format, true);
params.src.view.swizzle = src_swizzle;
params.dst.view.swizzle = dst_swizzle;
- batch->blorp->exec(batch, &params);
+ struct brw_blorp_blit_prog_key wm_prog_key;
+ memset(&wm_prog_key, 0, sizeof(wm_prog_key));
+
+ /* Scaled blitting or not. */
+ wm_prog_key.blit_scaled =
+ ((dst_x1 - dst_x0) == (src_x1 - src_x0) &&
+ (dst_y1 - dst_y0) == (src_y1 - src_y0)) ? false : true;
+
+ /* Scaling factors used for bilinear filtering in multisample scaled
+ * blits.
+ */
+ if (params.src.surf.samples == 16)
+ wm_prog_key.x_scale = 4.0f;
+ else
+ wm_prog_key.x_scale = 2.0f;
+ wm_prog_key.y_scale = params.src.surf.samples / wm_prog_key.x_scale;
+
+ if (filter == GL_LINEAR &&
+ params.src.surf.samples <= 1 && params.dst.surf.samples <= 1)
+ wm_prog_key.bilinear_filter = true;
+
+ if ((params.src.surf.usage & ISL_SURF_USAGE_DEPTH_BIT) == 0 &&
+ (params.src.surf.usage & ISL_SURF_USAGE_STENCIL_BIT) == 0 &&
+ !isl_format_has_int_channel(params.src.surf.format) &&
+ params.src.surf.samples > 1 && params.dst.surf.samples <= 1) {
+ /* We are downsampling a non-integer color buffer, so blend.
+ *
+ * Regarding integer color buffers, the OpenGL ES 3.2 spec says:
+ *
+ * "If the source formats are integer types or stencil values, a
+ * single sample's value is selected for each pixel."
+ *
+ * This implies we should not blend in that case.
+ */
+ wm_prog_key.blend = true;
+ }
+
+ params.wm_inputs.rect_grid.x1 =
+ minify(params.src.surf.logical_level0_px.width, src_level) *
+ wm_prog_key.x_scale - 1.0f;
+ params.wm_inputs.rect_grid.y1 =
+ minify(params.src.surf.logical_level0_px.height, src_level) *
+ wm_prog_key.y_scale - 1.0f;
+
+ do_blorp_blit(batch, &params, &wm_prog_key,
+ src_x0, src_y0, src_x1, src_y1,
+ dst_x0, dst_y0, dst_x1, dst_y1,
+ mirror_x, mirror_y);
}