mirror of
https://github.com/Xaymar/obs-StreamFX
synced 2024-12-18 06:20:14 +00:00
269 lines
7.3 KiB
C++
269 lines
7.3 KiB
C++
// Copyright (c) 2021 Michael Fabian Dirks <info@xaymar.com>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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#include "gfx-debug.hpp"
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#include "graphics/matrix4.h"
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#include "obs/gs/gs-helper.hpp"
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#include "plugin.hpp"
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#include "util/util-logging.hpp"
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#include "warning-disable.hpp"
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#include <mutex>
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#include "warning-enable.hpp"
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#ifdef _DEBUG
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#define ST_PREFIX "<%s> "
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#define D_LOG_ERROR(x, ...) P_LOG_ERROR(ST_PREFIX##x, __FUNCTION_SIG__, __VA_ARGS__)
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#define D_LOG_WARNING(x, ...) P_LOG_WARN(ST_PREFIX##x, __FUNCTION_SIG__, __VA_ARGS__)
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#define D_LOG_INFO(x, ...) P_LOG_INFO(ST_PREFIX##x, __FUNCTION_SIG__, __VA_ARGS__)
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#define D_LOG_DEBUG(x, ...) P_LOG_DEBUG(ST_PREFIX##x, __FUNCTION_SIG__, __VA_ARGS__)
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#else
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#define ST_PREFIX "<gfx::debug> "
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#define D_LOG_ERROR(...) P_LOG_ERROR(ST_PREFIX __VA_ARGS__)
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#define D_LOG_WARNING(...) P_LOG_WARN(ST_PREFIX __VA_ARGS__)
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#define D_LOG_INFO(...) P_LOG_INFO(ST_PREFIX __VA_ARGS__)
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#define D_LOG_DEBUG(...) P_LOG_DEBUG(ST_PREFIX __VA_ARGS__)
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#endif
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std::shared_ptr<streamfx::gfx::debug> streamfx::gfx::debug::get()
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{
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static std::weak_ptr<streamfx::gfx::debug> instance;
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static std::mutex lock;
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std::unique_lock<std::mutex> ul(lock);
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if (instance.expired()) {
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auto hard_instance = std::shared_ptr<streamfx::gfx::debug>(new streamfx::gfx::debug());
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instance = hard_instance;
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return hard_instance;
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}
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return instance.lock();
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}
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streamfx::gfx::debug::debug()
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{
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{
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std::filesystem::path file = ::streamfx::data_file_path("effects/standard.effect");
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try {
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_effect = std::make_shared<::streamfx::obs::gs::effect>(file);
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} catch (...) {
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D_LOG_ERROR("Failed to load '%s'.", file.generic_u8string().c_str());
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}
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}
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}
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streamfx::gfx::debug::~debug()
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{
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obs::gs::context gctx{};
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_point_vb.reset();
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_line_vb.reset();
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_arrow_vb.reset();
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_quad_vb.reset();
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}
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void streamfx::gfx::debug::draw_point(float x, float y, uint32_t color)
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{
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obs::gs::context gctx{};
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if (!_point_vb) {
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_point_vb = std::make_shared<obs::gs::vertex_buffer>(uint32_t{1}, uint8_t{1});
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}
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{
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auto vtx = _point_vb->at(0);
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vec3_set(vtx.position, x, y, 0.);
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*vtx.color = color;
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}
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gs_load_indexbuffer(nullptr);
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gs_load_vertexbuffer(_point_vb->update(true));
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while (gs_effect_loop(_effect->get_object(), "Color")) {
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gs_draw(GS_POINTS, 0, 1);
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}
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gs_load_vertexbuffer(nullptr);
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}
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void streamfx::gfx::debug::draw_line(float x, float y, float x2, float y2, uint32_t color /*= 0xFFFFFFFF*/)
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{
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obs::gs::context gctx{};
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if (!_line_vb) {
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_line_vb = std::make_shared<obs::gs::vertex_buffer>(uint32_t{2}, uint8_t{1});
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}
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{
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auto vtx = _line_vb->at(0);
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vec3_set(vtx.position, x, y, 0.);
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*vtx.color = color;
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}
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{
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auto vtx = _line_vb->at(1);
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vec3_set(vtx.position, x2, y2, 0.);
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*vtx.color = color;
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}
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gs_load_indexbuffer(nullptr);
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gs_load_vertexbuffer(_line_vb->update(true));
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while (gs_effect_loop(_effect->get_object(), "Color")) {
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gs_draw(GS_LINES, 0, 2);
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}
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gs_load_vertexbuffer(nullptr);
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}
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void streamfx::gfx::debug::draw_arrow(float x, float y, float x2, float y2, float w /*= 0.*/,
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uint32_t color /*= 0xFFFFFFFF*/)
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{
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obs::gs::context gctx{};
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if (!_arrow_vb) {
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_arrow_vb = std::make_shared<obs::gs::vertex_buffer>(uint32_t{5}, uint8_t{1});
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}
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float dx = x2 - x;
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float dy = y2 - y;
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float ang = atan2(-dx, dy);
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float len = sqrt(dx * dx + dy * dy);
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if (abs(w) <= 1) {
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w = len / 3.f;
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}
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matrix4 rotator;
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matrix4_identity(&rotator);
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matrix4_rotate_aa4f(&rotator, &rotator, 0, 0, 1, ang);
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vec3 offset;
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vec3_set(&offset, x, y, 0.);
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{
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auto vtx = _arrow_vb->at(0);
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vec3_set(vtx.position, 0, 0, 0.);
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vec3_transform(vtx.position, vtx.position, &rotator);
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vec3_add(vtx.position, vtx.position, &offset);
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*vtx.color = color;
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}
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{
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auto vtx = _arrow_vb->at(1);
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vec3_set(vtx.position, 0, len, 0.);
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vec3_transform(vtx.position, vtx.position, &rotator);
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vec3_add(vtx.position, vtx.position, &offset);
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*vtx.color = color;
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}
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{
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auto vtx = _arrow_vb->at(2);
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vec3_set(vtx.position, -w, len - w, 0.);
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vec3_transform(vtx.position, vtx.position, &rotator);
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vec3_add(vtx.position, vtx.position, &offset);
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*vtx.color = color;
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}
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{
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auto vtx = _arrow_vb->at(3);
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vec3_set(vtx.position, w, len - w, 0.);
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vec3_transform(vtx.position, vtx.position, &rotator);
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vec3_add(vtx.position, vtx.position, &offset);
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*vtx.color = color;
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}
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{
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auto vtx = _arrow_vb->at(4);
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vec3_set(vtx.position, 0, len, 0.);
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vec3_transform(vtx.position, vtx.position, &rotator);
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vec3_add(vtx.position, vtx.position, &offset);
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*vtx.color = color;
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}
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gs_load_indexbuffer(nullptr);
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gs_load_vertexbuffer(_arrow_vb->update(true));
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while (gs_effect_loop(_effect->get_object(), "Color")) {
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gs_draw(GS_LINESTRIP, 0, 5);
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}
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gs_load_vertexbuffer(nullptr);
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}
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void streamfx::gfx::debug::draw_rectangle(float x, float y, float w, float h, bool frame,
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uint32_t color /*= 0xFFFFFFFF*/)
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{
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obs::gs::context gctx{};
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if (!_quad_vb) {
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_quad_vb = std::make_shared<obs::gs::vertex_buffer>(uint32_t{5}, uint8_t{1});
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}
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if (frame) {
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{
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auto vtx = _quad_vb->at(0);
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vec3_set(vtx.position, x, y, 0.);
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*vtx.color = color;
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}
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{
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auto vtx = _quad_vb->at(1);
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vec3_set(vtx.position, x + w, y, 0.);
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*vtx.color = color;
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}
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{
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auto vtx = _quad_vb->at(2);
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vec3_set(vtx.position, x + w, y + h, 0.);
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*vtx.color = color;
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}
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{
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auto vtx = _quad_vb->at(3);
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vec3_set(vtx.position, x, y + h, 0.);
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*vtx.color = color;
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}
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{
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auto vtx = _quad_vb->at(4);
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vec3_set(vtx.position, x, y, 0.);
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*vtx.color = color;
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}
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gs_load_indexbuffer(nullptr);
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gs_load_vertexbuffer(_quad_vb->update(true));
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while (gs_effect_loop(_effect->get_object(), "Color")) {
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gs_draw(GS_LINESTRIP, 0, 5);
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}
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gs_load_vertexbuffer(nullptr);
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} else {
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{
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auto vtx = _quad_vb->at(0);
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vec3_set(vtx.position, x, y, 0.);
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*vtx.color = color;
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}
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{
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auto vtx = _quad_vb->at(1);
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vec3_set(vtx.position, x + w, y, 0.);
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*vtx.color = color;
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}
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{
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auto vtx = _quad_vb->at(2);
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vec3_set(vtx.position, x, y + h, 0.);
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*vtx.color = color;
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}
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{
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auto vtx = _quad_vb->at(3);
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vec3_set(vtx.position, x + w, y + h, 0.);
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*vtx.color = color;
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}
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gs_load_indexbuffer(nullptr);
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gs_load_vertexbuffer(_quad_vb->update(true));
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while (gs_effect_loop(_effect->get_object(), "Color")) {
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gs_draw(GS_TRISTRIP, 0, 4);
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}
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gs_load_vertexbuffer(nullptr);
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}
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}
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