mirror of https://github.com/Xaymar/obs-StreamFX
filter-transform: Add 3D Transform filter
This commit is contained in:
Michael Fabian Dirks
parent
ef5ab0e52e
commit
92c4438a55
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@ -27,6 +27,7 @@ SET(obs-stream-effects_HEADERS
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"${PROJECT_SOURCE_DIR}/source/plugin.h"
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"${PROJECT_SOURCE_DIR}/source/filter-displacement.h"
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"${PROJECT_SOURCE_DIR}/source/filter-shape.h"
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"${PROJECT_SOURCE_DIR}/source/filter-transform.h"
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"${PROJECT_SOURCE_DIR}/source/gs-helper.h"
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"${PROJECT_BINARY_DIR}/source/version.h"
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"${PROJECT_SOURCE_DIR}/source/strings.h"
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@ -35,6 +36,7 @@ SET(obs-stream-effects_SOURCES
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"${PROJECT_SOURCE_DIR}/source/plugin.cpp"
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"${PROJECT_SOURCE_DIR}/source/filter-displacement.cpp"
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"${PROJECT_SOURCE_DIR}/source/filter-shape.cpp"
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"${PROJECT_SOURCE_DIR}/source/filter-transform.cpp"
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"${PROJECT_SOURCE_DIR}/source/gs-helper.cpp"
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)
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SET(obs-stream-effects_LIBRARIES
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@ -1,7 +1,17 @@
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Shape="Shape"
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Shape.Loop="Repeat last Point"
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Shape.Points="Points"
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Shape.Point.X="Point %llu X"
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Shape.Point.Y="Point %llu Y"
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Shape.Point.U="Point %llu U"
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Shape.Point.V="Point %llu V"
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Filter.Shape="Shape"
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Filter.Shape.Loop="Repeat last Point"
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Filter.Shape.Points="Points"
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Filter.Shape.Point.X="Point %llu X"
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Filter.Shape.Point.Y="Point %llu Y"
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Filter.Shape.Point.U="Point %llu U"
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Filter.Shape.Point.V="Point %llu V"
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Filter.Transform="3D Transform"
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Filter.Transform.Orthographic="Orthographic"
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Filter.Transform.Position.X="Position (X)"
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Filter.Transform.Position.Y="Position (Y)"
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Filter.Transform.Position.Z="Position (Z)"
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Filter.Transform.Rotation.X="Rotation (X)"
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Filter.Transform.Rotation.Y="Rotation (Y)"
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Filter.Transform.Rotation.Z="Rotation (Z)"
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Filter.Transform.Scale.X="Scale (X)"
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Filter.Transform.Scale.Y="Scale (Y)"
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@ -0,0 +1,361 @@
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/*
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* Modern effects for a modern Streamer
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* Copyright (C) 2017 Michael Fabian Dirks
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "filter-transform.h"
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#include "strings.h"
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#include "libobs/util/platform.h"
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#include "libobs/graphics/graphics.h"
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#include "libobs/graphics/matrix4.h"
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static const float PI = 3.1415926535897932384626433832795;
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Filter::Transform::Transform() {
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memset(&sourceInfo, 0, sizeof(obs_source_info));
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sourceInfo.id = "obs-stream-effects-filter-transform";
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sourceInfo.type = OBS_SOURCE_TYPE_FILTER;
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sourceInfo.output_flags = OBS_SOURCE_VIDEO;
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sourceInfo.get_name = get_name;
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sourceInfo.get_defaults = get_defaults;
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sourceInfo.get_properties = get_properties;
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sourceInfo.create = create;
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sourceInfo.destroy = destroy;
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sourceInfo.update = update;
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sourceInfo.activate = activate;
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sourceInfo.deactivate = deactivate;
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sourceInfo.show = show;
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sourceInfo.hide = hide;
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sourceInfo.video_tick = video_tick;
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sourceInfo.video_render = video_render;
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obs_register_source(&sourceInfo);
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}
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Filter::Transform::~Transform() {
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}
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const char* Filter::Transform::get_name(void *) {
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return P_TRANSLATE(P_FILTER_TRANSFORM);
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}
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void Filter::Transform::get_defaults(obs_data_t *data) {
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obs_data_set_default_bool(data, P_FILTER_TRANSFORM_ORTHOGRAPHIC, true);
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obs_data_set_default_double(data, P_FILTER_TRANSFORM_POSITION_X, 0);
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obs_data_set_default_double(data, P_FILTER_TRANSFORM_POSITION_Y, 0);
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obs_data_set_default_double(data, P_FILTER_TRANSFORM_POSITION_Z, 0);
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obs_data_set_default_double(data, P_FILTER_TRANSFORM_ROTATION_X, 0);
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obs_data_set_default_double(data, P_FILTER_TRANSFORM_ROTATION_Y, 0);
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obs_data_set_default_double(data, P_FILTER_TRANSFORM_ROTATION_Z, 0);
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obs_data_set_default_double(data, P_FILTER_TRANSFORM_SCALE_X, 1);
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obs_data_set_default_double(data, P_FILTER_TRANSFORM_SCALE_Y, 1);
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}
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obs_properties_t * Filter::Transform::get_properties(void *) {
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obs_properties_t *pr = obs_properties_create();
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obs_property_t* p = NULL;
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p = obs_properties_add_bool(pr, P_FILTER_TRANSFORM_ORTHOGRAPHIC, P_TRANSLATE(P_FILTER_TRANSFORM_ORTHOGRAPHIC));
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obs_property_set_long_description(p, P_TRANSLATE(P_DESC(P_FILTER_TRANSFORM_ORTHOGRAPHIC)));
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{
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std::pair<const char*, const char*> entries[] = {
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std::make_pair(P_FILTER_TRANSFORM_POSITION_X, P_DESC(P_FILTER_TRANSFORM_POSITION_X)),
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std::make_pair(P_FILTER_TRANSFORM_POSITION_Y, P_DESC(P_FILTER_TRANSFORM_POSITION_Y)),
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std::make_pair(P_FILTER_TRANSFORM_POSITION_Z, P_DESC(P_FILTER_TRANSFORM_POSITION_Z)),
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std::make_pair(P_FILTER_TRANSFORM_SCALE_X, P_DESC(P_FILTER_TRANSFORM_SCALE_X)),
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std::make_pair(P_FILTER_TRANSFORM_SCALE_Y, P_DESC(P_FILTER_TRANSFORM_SCALE_Y)),
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};
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for (auto kv : entries) {
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p = obs_properties_add_float(pr, kv.first, P_TRANSLATE(kv.first),
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-100000.00, 100000.00, 0.01);
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obs_property_set_long_description(p, P_TRANSLATE(kv.second));
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}
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}
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{
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std::pair<const char*, const char*> entries[] = {
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std::make_pair(P_FILTER_TRANSFORM_ROTATION_X, P_DESC(P_FILTER_TRANSFORM_ROTATION_X)),
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std::make_pair(P_FILTER_TRANSFORM_ROTATION_Y, P_DESC(P_FILTER_TRANSFORM_ROTATION_Y)),
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std::make_pair(P_FILTER_TRANSFORM_ROTATION_Z, P_DESC(P_FILTER_TRANSFORM_ROTATION_Z)),
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};
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for (auto kv : entries) {
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p = obs_properties_add_float_slider(pr, kv.first, P_TRANSLATE(kv.first),
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-360.00, 360.00, 0.01);
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obs_property_set_long_description(p, P_TRANSLATE(kv.second));
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}
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}
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return pr;
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}
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bool Filter::Transform::modified_properties(obs_properties_t *pr, obs_property_t *, obs_data_t *data) {
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return true;
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}
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void * Filter::Transform::create(obs_data_t *data, obs_source_t *source) {
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return new Instance(data, source);
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}
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void Filter::Transform::destroy(void *ptr) {
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delete reinterpret_cast<Instance*>(ptr);
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}
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uint32_t Filter::Transform::get_width(void *ptr) {
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return reinterpret_cast<Instance*>(ptr)->get_width();
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}
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uint32_t Filter::Transform::get_height(void *ptr) {
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return reinterpret_cast<Instance*>(ptr)->get_height();
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}
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void Filter::Transform::update(void *ptr, obs_data_t *data) {
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reinterpret_cast<Instance*>(ptr)->update(data);
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}
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void Filter::Transform::activate(void *ptr) {
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reinterpret_cast<Instance*>(ptr)->activate();
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}
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void Filter::Transform::deactivate(void *ptr) {
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reinterpret_cast<Instance*>(ptr)->deactivate();
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}
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void Filter::Transform::show(void *ptr) {
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reinterpret_cast<Instance*>(ptr)->show();
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}
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void Filter::Transform::hide(void *ptr) {
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reinterpret_cast<Instance*>(ptr)->hide();
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}
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void Filter::Transform::video_tick(void *ptr, float time) {
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reinterpret_cast<Instance*>(ptr)->video_tick(time);
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}
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void Filter::Transform::video_render(void *ptr, gs_effect_t *effect) {
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reinterpret_cast<Instance*>(ptr)->video_render(effect);
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}
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Filter::Transform::Instance::Instance(obs_data_t *data, obs_source_t *context)
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: context(context) {
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obs_enter_graphics();
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m_texRender = gs_texrender_create(GS_RGBA, GS_ZS_NONE);
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m_shapeRender = gs_texrender_create(GS_RGBA, GS_Z32F);
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m_vertexHelper = new Helper::VertexBuffer(4);
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m_vertexHelper->set_uv_layers(1);
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m_vertexHelper->resize(4);
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obs_leave_graphics();
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update(data);
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}
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Filter::Transform::Instance::~Instance() {
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obs_enter_graphics();
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delete m_vertexHelper;
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gs_texrender_destroy(m_texRender);
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gs_texrender_destroy(m_shapeRender);
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obs_leave_graphics();
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}
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void Filter::Transform::Instance::update(obs_data_t *data) {
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pos.x = obs_data_get_double(data, P_FILTER_TRANSFORM_POSITION_X);
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pos.y = obs_data_get_double(data, P_FILTER_TRANSFORM_POSITION_Y);
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pos.z = obs_data_get_double(data, P_FILTER_TRANSFORM_POSITION_Z);
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rot.x = obs_data_get_double(data, P_FILTER_TRANSFORM_ROTATION_X) / 360.0 * PI;
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rot.y = obs_data_get_double(data, P_FILTER_TRANSFORM_ROTATION_Y) / 360.0 * PI;
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rot.z = obs_data_get_double(data, P_FILTER_TRANSFORM_ROTATION_Z) / 360.0 * PI;
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scale.x = obs_data_get_double(data, P_FILTER_TRANSFORM_SCALE_X);
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scale.y = obs_data_get_double(data, P_FILTER_TRANSFORM_SCALE_Y);
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m_isOrthographic = obs_data_get_bool(data, P_FILTER_TRANSFORM_ORTHOGRAPHIC);
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}
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uint32_t Filter::Transform::Instance::get_width() {
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return 0;
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}
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uint32_t Filter::Transform::Instance::get_height() {
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return 0;
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}
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void Filter::Transform::Instance::activate() {
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}
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void Filter::Transform::Instance::deactivate() {
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}
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void Filter::Transform::Instance::show() {
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}
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void Filter::Transform::Instance::hide() {
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}
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void Filter::Transform::Instance::video_tick(float) {
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}
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void Filter::Transform::Instance::video_render(gs_effect_t *effect) {
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obs_source_t *parent = obs_filter_get_parent(context);
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obs_source_t *target = obs_filter_get_target(context);
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uint32_t
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baseW = obs_source_get_base_width(target),
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baseH = obs_source_get_base_height(target);
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float halfW = (float)baseW / 2.0,
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halfH = (float)baseH / 2.0;
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// Skip rendering if our target, parent or context is not valid.
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if (!target || !parent || !context) {
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obs_source_skip_video_filter(context);
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return;
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}
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gs_effect_t* eff = obs_get_base_effect(OBS_EFFECT_OPAQUE);
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// Draw previous filters to texture.
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gs_texrender_reset(m_texRender);
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if (gs_texrender_begin(m_texRender, baseW, baseH)) {
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if (obs_source_process_filter_begin(context, GS_RGBA, OBS_NO_DIRECT_RENDERING)) {
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obs_source_process_filter_end(context, obs_get_base_effect(OBS_EFFECT_OPAQUE), baseW, baseH);
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} else {
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obs_source_skip_video_filter(context);
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}
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gs_texrender_end(m_texRender);
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} else {
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obs_source_skip_video_filter(context);
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}
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gs_texture* filterTexture = gs_texrender_get_texture(m_texRender);
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// Draw shape to texture
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gs_texrender_reset(m_shapeRender);
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if (gs_texrender_begin(m_shapeRender, baseW, baseH)) {
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gs_rect vp;
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gs_get_viewport(&vp);
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gs_projection_push();
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gs_matrix_push();
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gs_viewport_push();
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gs_set_viewport(0, 0, baseW, baseH);
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if (m_isOrthographic) {
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gs_ortho(
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-halfW, halfW,
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-halfH, halfH,
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-65535.0, 65535.0);
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} else {
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gs_perspective(90 / 360.0 * PI, (float)baseW / (float)baseH, -65535.0, 65535.0);
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}
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gs_set_cull_mode(GS_NEITHER);
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gs_enable_blending(false);
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gs_enable_depth_test(false);
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gs_enable_stencil_test(false);
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gs_enable_stencil_write(false);
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gs_enable_color(true, true, true, true);
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gs_enable_depth_test(false);
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// Data
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vec3 sourceSize;
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sourceSize.x = baseW;
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sourceSize.y = baseH;
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sourceSize.z = 1.0;
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// Matrix
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matrix4 ident;
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matrix4_identity(&ident);
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matrix4_scale(&ident, &ident, &scale);
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//matrix4_scale(&ident, &ident, &sourceSize);
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matrix4_rotate_aa4f(&ident, &ident, 1, 0, 0, rot.x);
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matrix4_rotate_aa4f(&ident, &ident, 0, 1, 0, rot.y);
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matrix4_rotate_aa4f(&ident, &ident, 0, 0, 1, rot.z);
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gs_matrix_set(&ident);
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// Mesh
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{
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Helper::Vertex& v = m_vertexHelper->at(0);
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v.position.x = -halfW;
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v.position.y = -halfH;
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v.position.z = 1.0;
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v.color = 0xFFFFFFFF;
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v.uv[0].x = 0;
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v.uv[0].y = 0;
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}
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{
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Helper::Vertex& v = m_vertexHelper->at(1);
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v.position.x = halfW;
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v.position.y = -halfH;
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v.position.z = 1.0;
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v.color = 0xFFFFFFFF;
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v.uv[0].x = 1;
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v.uv[0].y = 0;
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}
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{
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Helper::Vertex& v = m_vertexHelper->at(2);
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v.position.x = -halfW;
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v.position.y = halfH;
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v.position.z = 1.0;
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v.color = 0xFFFFFFFF;
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v.uv[0].x = 0;
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v.uv[0].y = 1;
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}
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{
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Helper::Vertex& v = m_vertexHelper->at(3);
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v.position.x = halfW;
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v.position.y = halfH;
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v.position.z = 1.0;
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v.color = 0xFFFFFFFF;
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v.uv[0].x = 1;
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v.uv[0].y = 1;
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}
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m_vertexBuffer = m_vertexHelper->update();
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// Rendering
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vec4 black;
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vec4_zero(&black);
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gs_clear(GS_CLEAR_COLOR | GS_CLEAR_DEPTH, &black, 0, 0);
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while (gs_effect_loop(eff, "Draw")) {
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gs_effect_set_texture(gs_effect_get_param_by_name(eff, "image"), filterTexture);
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//gs_draw_sprite(filterTexture, 0, 0, 0);
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gs_load_vertexbuffer(m_vertexBuffer);
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gs_load_indexbuffer(NULL);
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gs_draw(GS_LINESTRIP, 0, 4);
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}
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gs_projection_pop();
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gs_matrix_pop();
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gs_viewport_pop();
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gs_texrender_end(m_shapeRender);
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} else {
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obs_source_skip_video_filter(context);
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}
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gs_texture* shapeTexture = gs_texrender_get_texture(m_shapeRender);
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// Draw final shape
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while (gs_effect_loop(eff, "Draw")) {
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gs_effect_set_texture(gs_effect_get_param_by_name(eff, "image"), shapeTexture);
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gs_draw_sprite(shapeTexture, 0, 0, 0);
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}
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}
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@ -0,0 +1,92 @@
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/*
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* Modern effects for a modern Streamer
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* Copyright (C) 2017 Michael Fabian Dirks
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*
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* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#pragma once
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#include "plugin.h"
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#include "gs-helper.h"
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#define P_FILTER_TRANSFORM "Filter.Transform"
|
||||
#define P_FILTER_TRANSFORM_ORTHOGRAPHIC "Filter.Transform.Orthographic"
|
||||
#define P_FILTER_TRANSFORM_POSITION "Filter.Transform.Position"
|
||||
#define P_FILTER_TRANSFORM_POSITION_X "Filter.Transform.Position.X"
|
||||
#define P_FILTER_TRANSFORM_POSITION_Y "Filter.Transform.Position.Y"
|
||||
#define P_FILTER_TRANSFORM_POSITION_Z "Filter.Transform.Position.Z"
|
||||
#define P_FILTER_TRANSFORM_ROTATION "Filter.Transform.Rotation"
|
||||
#define P_FILTER_TRANSFORM_ROTATION_X "Filter.Transform.Rotation.X"
|
||||
#define P_FILTER_TRANSFORM_ROTATION_Y "Filter.Transform.Rotation.Y"
|
||||
#define P_FILTER_TRANSFORM_ROTATION_Z "Filter.Transform.Rotation.Z"
|
||||
#define P_FILTER_TRANSFORM_SCALE "Filter.Transform.Scale"
|
||||
#define P_FILTER_TRANSFORM_SCALE_X "Filter.Transform.Scale.X"
|
||||
#define P_FILTER_TRANSFORM_SCALE_Y "Filter.Transform.Scale.Y"
|
||||
|
||||
namespace Filter {
|
||||
class Transform {
|
||||
public:
|
||||
Transform();
|
||||
~Transform();
|
||||
|
||||
static const char *get_name(void *);
|
||||
static void get_defaults(obs_data_t *);
|
||||
static obs_properties_t *get_properties(void *);
|
||||
static bool modified_properties(obs_properties_t *, obs_property_t *, obs_data_t *);
|
||||
|
||||
static void *create(obs_data_t *, obs_source_t *);
|
||||
static void destroy(void *);
|
||||
static uint32_t get_width(void *);
|
||||
static uint32_t get_height(void *);
|
||||
static void update(void *, obs_data_t *);
|
||||
static void activate(void *);
|
||||
static void deactivate(void *);
|
||||
static void show(void *);
|
||||
static void hide(void *);
|
||||
static void video_tick(void *, float);
|
||||
static void video_render(void *, gs_effect_t *);
|
||||
|
||||
private:
|
||||
obs_source_info sourceInfo;
|
||||
|
||||
private:
|
||||
class Instance {
|
||||
public:
|
||||
Instance(obs_data_t*, obs_source_t*);
|
||||
~Instance();
|
||||
|
||||
void update(obs_data_t*);
|
||||
uint32_t get_width();
|
||||
uint32_t get_height();
|
||||
void activate();
|
||||
void deactivate();
|
||||
void show();
|
||||
void hide();
|
||||
void video_tick(float);
|
||||
void video_render(gs_effect_t*);
|
||||
|
||||
private:
|
||||
obs_source_t *context;
|
||||
Helper::VertexBuffer *m_vertexHelper;
|
||||
gs_vertbuffer_t *m_vertexBuffer;
|
||||
gs_texrender_t *m_texRender, *m_shapeRender;
|
||||
|
||||
bool m_isOrthographic;
|
||||
float_t fov;
|
||||
vec3 pos, rot;
|
||||
vec3 scale;
|
||||
};
|
||||
};
|
||||
}
|
||||
|
|
@ -20,6 +20,7 @@
|
|||
#include "plugin.h"
|
||||
#include "filter-displacement.h"
|
||||
#include "filter-shape.h"
|
||||
#include "filter-transform.h"
|
||||
|
||||
OBS_DECLARE_MODULE();
|
||||
OBS_MODULE_AUTHOR("Michael Fabian Dirks");
|
||||
|
|
@ -27,15 +28,18 @@ OBS_MODULE_USE_DEFAULT_LOCALE("obs-stream-effects", "en-US");
|
|||
|
||||
Filter::Displacement *filterDisplacement;
|
||||
Filter::Shape *filterShape;
|
||||
Filter::Transform *filterTransform;
|
||||
|
||||
MODULE_EXPORT bool obs_module_load(void) {
|
||||
filterDisplacement = new Filter::Displacement();
|
||||
filterShape = new Filter::Shape();
|
||||
filterTransform = new Filter::Transform();
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
MODULE_EXPORT void obs_module_unload(void) {
|
||||
delete filterTransform;
|
||||
delete filterShape;
|
||||
delete filterDisplacement;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue