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vrend: factor out preparing the blit info

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Related: https://gitlab.freedesktop.org/virgl/virglrenderer/-/issues/125

Signed-off-by: Gert Wollny <gert.wollny@collabora.com>
Reviewed-by: Corentin Noël <corentin.noel@collabora.com>.
macos/master
Gert Wollny 4 years ago
parent 73ae37eb19
commit f50c878d61
1 changed files with 65 additions and 55 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 120
      src/vrend_renderer.c

120
src/vrend_renderer.c
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@ -9101,6 +9101,60 @@ static bool vrend_blit_needs_redblue_swizzle(struct vrend_resource *src_res,
return needs_redblue_swizzle;
}
static void vrend_renderer_prepare_blit_extra_info(struct vrend_context *ctx,
struct vrend_resource *src_res,
struct vrend_resource *dst_res,
struct vrend_blit_info *info)
{
info->can_fbo_blit = true;
info->gl_filter = convert_mag_filter(info->b.filter);
if (!dst_res->y_0_top) {
info->dst_y1 = info->b.dst.box.y + info->b.dst.box.height;
info->dst_y2 = info->b.dst.box.y;
} else {
info->dst_y1 = dst_res->base.height0 - info->b.dst.box.y - info->b.dst.box.height;
info->dst_y2 = dst_res->base.height0 - info->b.dst.box.y;
}
if (!src_res->y_0_top) {
info->src_y1 = info->b.src.box.y + info->b.src.box.height;
info->src_y2 = info->b.src.box.y;
} else {
info->src_y1 = src_res->base.height0 - info->b.src.box.y - info->b.src.box.height;
info->src_y2 = src_res->base.height0 - info->b.src.box.y;
}
if (vrend_blit_needs_swizzle(info->b.dst.format, info->b.src.format)) {
info->needs_swizzle = true;
info->can_fbo_blit = false;
}
if (info->needs_swizzle && vrend_get_format_table_entry(dst_res->base.format)->flags & VIRGL_TEXTURE_NEED_SWIZZLE)
memcpy(info->swizzle, tex_conv_table[dst_res->base.format].swizzle, sizeof(info->swizzle));
if (vrend_blit_needs_redblue_swizzle(src_res, dst_res, &info->b)) {
VREND_DEBUG(dbg_blit, ctx, "Applying red/blue swizzle during blit involving an external BGR* resource\n");
uint8_t temp = info->swizzle[0];
info->swizzle[0] = info->swizzle[2];
info->swizzle[2] = temp;
}
/* for scaled MS blits we either need extensions or hand roll */
if (info->b.mask & PIPE_MASK_RGBA &&
src_res->base.nr_samples > 0 &&
src_res->base.nr_samples != dst_res->base.nr_samples &&
(info->b.src.box.width != info->b.dst.box.width ||
info->b.src.box.height != info->b.dst.box.height)) {
if (has_feature(feat_ms_scaled_blit))
info->gl_filter = GL_SCALED_RESOLVE_NICEST_EXT;
else
info->can_fbo_blit = false;
}
}
static void vrend_renderer_blit_int(struct vrend_context *ctx,
struct vrend_resource *src_res,
struct vrend_resource *dst_res,
@ -9118,12 +9172,22 @@ static void vrend_renderer_blit_int(struct vrend_context *ctx,
GLbitfield glmask = 0;
int n_layers = 1, i;
bool use_gl = false;
bool make_intermediate_copy = false;
GLuint intermediate_fbo = 0;
struct vrend_resource *intermediate_copy = 0;
/* We create the texture views in this function instead of doing it in
* vrend_renderer_prepare_blit_extra_info because we also delete them here */
if ((src_res->base.format != info->src.format) && has_feature(feat_texture_view))
blit_info.src_view = vrend_make_view(src_res, info->src.format);
if ((dst_res->base.format != info->dst.format) && has_feature(feat_texture_view))
blit_info.dst_view = vrend_make_view(dst_res, info->dst.format);
vrend_renderer_prepare_blit_extra_info(ctx, src_res, dst_res, &blit_info);
bool use_gl = !blit_info.can_fbo_blit;
/* if we can't make FBO's use the fallback path */
if (!vrend_format_can_render(src_res->base.format) &&
!vrend_format_is_ds(src_res->base.format))
@ -9147,34 +9211,6 @@ static void vrend_renderer_blit_int(struct vrend_context *ctx,
if ((info->mask & (PIPE_MASK_Z | PIPE_MASK_S)) && info->filter == PIPE_TEX_FILTER_LINEAR)
use_gl = true;
/* for scaled MS blits we either need extensions or hand roll */
if (info->mask & PIPE_MASK_RGBA &&
src_res->base.nr_samples > 0 &&
src_res->base.nr_samples != dst_res->base.nr_samples &&
(info->src.box.width != info->dst.box.width ||
info->src.box.height != info->dst.box.height)) {
if (has_feature(feat_ms_scaled_blit))
blit_info.gl_filter = GL_SCALED_RESOLVE_NICEST_EXT;
else
use_gl = true;
}
if (!dst_res->y_0_top) {
blit_info.dst_y1 = info->dst.box.y + info->dst.box.height;
blit_info.dst_y2 = info->dst.box.y;
} else {
blit_info.dst_y1 = dst_res->base.height0 - info->dst.box.y - info->dst.box.height;
blit_info.dst_y2 = dst_res->base.height0 - info->dst.box.y;
}
if (!src_res->y_0_top) {
blit_info.src_y1 = info->src.box.y + info->src.box.height;
blit_info.src_y2 = info->src.box.y;
} else {
blit_info.src_y1 = src_res->base.height0 - info->src.box.y - info->src.box.height;
blit_info.src_y2 = src_res->base.height0 - info->src.box.y;
}
/* since upstream mesa change
* https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5034
* an imported RGBX texture uses GL_RGB8 as internal format while
@ -9215,37 +9251,11 @@ static void vrend_renderer_blit_int(struct vrend_context *ctx,
/* for 3D mipmapped blits - hand roll time */
else if (info->src.box.depth != info->dst.box.depth)
use_gl = true;
else if (vrend_blit_needs_swizzle(info->dst.format, info->src.format)) {
use_gl = true;
blit_info.needs_swizzle = true;
}
if ((src_res->base.format != info->src.format) && has_feature(feat_texture_view))
blit_info.src_view = vrend_make_view(src_res, info->src.format);
if ((dst_res->base.format != info->dst.format) && has_feature(feat_texture_view))
blit_info.dst_view = vrend_make_view(dst_res, info->dst.format);
/* Virgl's BGR* formats always use GL_RGBA8 internal format so texture views have no format
* conversion effects. Swizzling during blits is required instead.
* Also, GBM/EGL-backed (i.e. external) BGR* resources are always stored with BGR* internal
* format, despite Virgl's use of the GL_RGBA8 internal format, so special care must be taken
* when determining the swizzling.
*/
if (vrend_blit_needs_redblue_swizzle(src_res, dst_res, info)) {
VREND_DEBUG(dbg_blit, ctx, "Applying red/blue swizzle during blit involving an external BGR* resource\n");
use_gl = true;
uint8_t temp = blit_info.swizzle[0];
blit_info.swizzle[0] = blit_info.swizzle[2];
blit_info.swizzle[2] = temp;
}
if (use_gl) {
blit_info.has_texture_srgb_decode = has_feature(feat_texture_srgb_decode);
blit_info.has_srgb_write_control = has_feature(feat_srgb_write_control);
VREND_DEBUG(dbg_blit, ctx, "BLIT_INT: use GL fallback\n");
vrend_renderer_blit_gl(ctx, src_res, dst_res, &blit_info);
vrend_sync_make_current(ctx->sub->gl_context);

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