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added ability to use atlas with premultiplied alpha

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This commit is contained in:
andrey.zhirnov
2019-08-27 14:10:18 +03:00
parent 26ab51c366
commit c355291ade
7 changed files with 33 additions and 11 deletions
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4
headers/enduro2d/high/spine_model.hpp
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@@ -42,7 +42,7 @@ namespace e2d
spine_model& assign(spine_model&& other) noexcept;
spine_model& assign(const spine_model& other);
spine_model& set_atlas(atlas_ptr atlas);
spine_model& set_atlas(atlas_ptr atlas, bool premultiplied_alpha);
spine_model& set_skeleton(skeleton_data_ptr skeleton);
spine_model& set_default_mix(secf duration);
@@ -54,10 +54,12 @@ namespace e2d
const atlas_ptr& atlas() const noexcept;
const skeleton_data_ptr& skeleton() const noexcept;
const animation_data_ptr& animation() const noexcept;
bool premultiplied_alpha() const noexcept;
private:
atlas_ptr atlas_;
skeleton_data_ptr skeleton_;
animation_data_ptr animation_;
bool premultiplied_alpha_ = false;
};
void swap(spine_model& l, spine_model& r) noexcept;

1
samples/bin/library/spine_coin.json
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@@ -1,5 +1,6 @@
{
"atlas" : "coin/coin-pma.atlas",
"premultiplied_alpha" : true,
"skeleton" : "coin/coin-pro.skel",
"skeleton_scale" : 1.0
}

2
samples/sources/sample_07/sample_07.cpp
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@@ -107,7 +107,6 @@ namespace
.component<actor>(node::create(coin_i, scene_r))
.component<renderer>(renderer()
.materials({spine_mat}))
.component<spine_renderer>(spine_renderer(spine_coin))
.component<spine_player>(spine_player(spine_coin)
.set_animation(0, "animation", true));
@@ -120,7 +119,6 @@ namespace
.component<actor>(node::create(raptor_gobj_, scene_r))
.component<renderer>(renderer()
.materials({spine_mat}))
.component<spine_renderer>(spine_renderer(spine_raptor))
.component<spine_player>(spine_player(spine_raptor)
.set_animation(0, "walk", true));

13
sources/enduro2d/high/assets/spine_model_asset.cpp
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@@ -29,6 +29,7 @@ namespace
"additionalProperties" : false,
"properties" : {
"atlas" : { "$ref" : "#/common_definitions/address" },
"premultiplied_alpha" : { "type" : "boolean" },
"skeleton" : { "$ref" : "#/common_definitions/address" },
"skeleton_scale" : { "type" : "number" },
"default_animation_mix" : { "type" : "number" },
@@ -279,6 +280,13 @@ namespace
parse_animation_mix(mixes_json[i]));
}
}
bool pma = false;
if ( root.HasMember("premultiplied_alpha") ) {
if ( !json_utils::try_parse_value(root["premultiplied_alpha"], pma) ) {
the<debug>().error("SPINE: Incorrect formating of 'premultiplied_alpha' property");
}
}
E2D_ASSERT(root.HasMember("atlas") && root["atlas"].IsString());
const str atlas_address = root["atlas"].GetString();
@@ -308,13 +316,14 @@ namespace
})
.then([
default_animation_mix,
animation_mixes = std::move(animation_mixes)
animation_mixes = std::move(animation_mixes),
pma
](const std::tuple<
spine_model::atlas_ptr,
spine_model::skeleton_data_ptr
>& results){
spine_model content;
content.set_atlas(std::get<0>(results));
content.set_atlas(std::get<0>(results), pma);
content.set_skeleton(std::get<1>(results));
content.set_default_mix(default_animation_mix);
for ( const animation_mix& mix : animation_mixes ) {

9
sources/enduro2d/high/spine_model.cpp
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@@ -35,6 +35,7 @@ namespace e2d
void spine_model::swap(spine_model& other) noexcept {
using std::swap;
swap(atlas_, other.atlas_);
swap(premultiplied_alpha_, other.premultiplied_alpha_);
swap(skeleton_, other.skeleton_);
swap(animation_, other.animation_);
}
@@ -51,6 +52,7 @@ namespace e2d
if ( this != &other ) {
spine_model m;
m.atlas_ = other.atlas_;
m.premultiplied_alpha_ = other.premultiplied_alpha_;
m.skeleton_ = other.skeleton_;
m.animation_ = other.animation_;
swap(m);
@@ -58,8 +60,9 @@ namespace e2d
return *this;
}
spine_model& spine_model::set_atlas(atlas_ptr atlas) {
spine_model& spine_model::set_atlas(atlas_ptr atlas, bool premultiplied_alpha) {
atlas_ = std::move(atlas);
premultiplied_alpha_ = premultiplied_alpha;
return *this;
}
@@ -118,6 +121,10 @@ namespace e2d
const spine_model::animation_data_ptr& spine_model::animation() const noexcept {
return animation_;
}
bool spine_model::premultiplied_alpha() const noexcept {
return premultiplied_alpha_;
}
}
namespace e2d

14
sources/enduro2d/high/systems/render_system_impl/render_system_drawer.cpp
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@@ -268,8 +268,7 @@ namespace e2d::render_system_impl
spSkeletonClipping* clipper = spine_r.clipper().operator->();
spVertexEffect* effect = spine_r.effect().operator->();
const material_asset::ptr& src_mat = node_r.materials().front();
//const bool use_premultiplied_alpha = spine_r.model()->content().premultiplied_alpha();
const bool use_premultiplied_alpha = false; // TODO: pma is not supported
const bool use_premultiplied_alpha = spine_r.model()->content().premultiplied_alpha();
if ( !skeleton || !clipper || !src_mat ) {
return;
@@ -351,10 +350,17 @@ namespace e2d::render_system_impl
continue;
}
const color32 vert_color(
color vert_colorf =
color(skeleton->color.r, skeleton->color.g, skeleton->color.b, skeleton->color.a) *
color(slot->color.r, slot->color.g, slot->color.b, slot->color.a) *
color(attachment_color->r, attachment_color->g, attachment_color->b, attachment_color->a));
color(attachment_color->r, attachment_color->g, attachment_color->b, attachment_color->a);
if ( use_premultiplied_alpha ) {
vert_colorf.r *= vert_colorf.a;
vert_colorf.g *= vert_colorf.a;
vert_colorf.b *= vert_colorf.a;
}
const color32 vert_color(vert_colorf);
render::blending_state blend_mode;
switch ( slot->data->blendMode ) {

1
sources/enduro2d/high/systems/spine_system.cpp
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@@ -7,7 +7,6 @@
#include <enduro2d/high/systems/spine_system.hpp>
#include <enduro2d/high/components/spine_player.hpp>
#include <enduro2d/high/components/spine_renderer.hpp>
#include <spine/AnimationState.h>
#include <spine/Skeleton.h>