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llvmpipe: handle multisample render target clears

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Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4122>
This commit is contained in:
Dave Airlie 2020-03-24 16:18:46 +10:00 • committed by Marge Bot
parent 782271c0e1
commit 4c72bb4a96
1 changed files with 55 additions and 37 deletions
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92
src/gallium/drivers/llvmpipe/lp_surface.c
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@ -238,43 +238,6 @@ llvmpipe_surface_destroy(struct pipe_context *pipe,
}
static void
llvmpipe_clear_render_target(struct pipe_context *pipe,
struct pipe_surface *dst,
const union pipe_color_union *color,
unsigned dstx, unsigned dsty,
unsigned width, unsigned height,
bool render_condition_enabled)
{
struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
if (render_condition_enabled && !llvmpipe_check_render_cond(llvmpipe))
return;
util_clear_render_target(pipe, dst, color,
dstx, dsty, width, height);
}
static void
llvmpipe_clear_depth_stencil(struct pipe_context *pipe,
struct pipe_surface *dst,
unsigned clear_flags,
double depth,
unsigned stencil,
unsigned dstx, unsigned dsty,
unsigned width, unsigned height,
bool render_condition_enabled)
{
struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
if (render_condition_enabled && !llvmpipe_check_render_cond(llvmpipe))
return;
util_clear_depth_stencil(pipe, dst, clear_flags,
depth, stencil,
dstx, dsty, width, height);
}
static void
llvmpipe_get_sample_position(struct pipe_context *pipe,
@ -333,6 +296,32 @@ lp_clear_color_texture_msaa(struct pipe_context *pipe,
pipe->transfer_unmap(pipe, dst_trans);
}
static void
llvmpipe_clear_render_target(struct pipe_context *pipe,
struct pipe_surface *dst,
const union pipe_color_union *color,
unsigned dstx, unsigned dsty,
unsigned width, unsigned height,
bool render_condition_enabled)
{
struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
if (render_condition_enabled && !llvmpipe_check_render_cond(llvmpipe))
return;
if (dst->texture->nr_samples > 1) {
struct pipe_box box;
u_box_2d(dstx, dsty, width, height, &box);
for (unsigned s = 0; s < util_res_sample_count(dst->texture); s++) {
lp_clear_color_texture_msaa(pipe, dst->texture, dst->format,
color, s, &box);
}
} else
util_clear_render_target(pipe, dst, color,
dstx, dsty, width, height);
}
static void
lp_clear_depth_stencil_texture_msaa(struct pipe_context *pipe,
struct pipe_resource *texture,
@ -369,6 +358,35 @@ lp_clear_depth_stencil_texture_msaa(struct pipe_context *pipe,
pipe->transfer_unmap(pipe, dst_trans);
}
static void
llvmpipe_clear_depth_stencil(struct pipe_context *pipe,
struct pipe_surface *dst,
unsigned clear_flags,
double depth,
unsigned stencil,
unsigned dstx, unsigned dsty,
unsigned width, unsigned height,
bool render_condition_enabled)
{
struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
if (render_condition_enabled && !llvmpipe_check_render_cond(llvmpipe))
return;
if (dst->texture->nr_samples > 1) {
uint64_t zstencil = util_pack64_z_stencil(dst->format, depth, stencil);
struct pipe_box box;
u_box_2d(dstx, dsty, width, height, &box);
for (unsigned s = 0; s < util_res_sample_count(dst->texture); s++)
lp_clear_depth_stencil_texture_msaa(pipe, dst->texture,
dst->format, clear_flags,
zstencil, s, &box);
} else
util_clear_depth_stencil(pipe, dst, clear_flags,
depth, stencil,
dstx, dsty, width, height);
}
static void
llvmpipe_clear_texture(struct pipe_context *pipe,
struct pipe_resource *tex,