mirror of
https://github.com/Xaymar/obs-StreamFX
synced 2024-11-10 22:05:06 +00:00
2adfa5765c
This should prevent mishaps with upper/lowercase typos and fits in better with the C++ standard code, which is also in snake_case.
74 lines
2.2 KiB
C++
74 lines
2.2 KiB
C++
// 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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#include "gfx-source-texture.h"
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gfx::SourceTexture::~SourceTexture() {
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if (m_source) {
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obs_source_release(m_source);
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m_source = nullptr;
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}
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m_rt = nullptr;
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}
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gfx::SourceTexture::SourceTexture() {
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m_rt = std::make_shared<gs::rendertarget>(GS_RGBA, GS_ZS_NONE);
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}
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obs_source_t* gfx::SourceTexture::GetObject() {
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return m_source;
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}
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gfx::SourceTexture::SourceTexture(const char* name) : SourceTexture() {
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m_source = obs_get_source_by_name(name);
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if (!m_source) {
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throw std::invalid_argument("No such source.");
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}
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}
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gfx::SourceTexture::SourceTexture(std::string name) : SourceTexture(name.c_str()) {}
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gfx::SourceTexture::SourceTexture(obs_source_t* src) : SourceTexture() {
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m_source = src;
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if (!m_source) {
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throw std::invalid_argument("No such source.");
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}
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}
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std::shared_ptr<gs::texture> gfx::SourceTexture::Render(size_t width, size_t height) {
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if (!m_source) {
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throw std::invalid_argument("Missing source to render.");
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}
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if ((width == 0) || (width >= 16384)) {
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throw std::runtime_error("Width too large or too small.");
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}
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if ((height == 0) || (height >= 16384)) {
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throw std::runtime_error("Height too large or too small.");
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}
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{
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auto op = m_rt->Render((uint32_t)width, (uint32_t)height);
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vec4 black; vec4_zero(&black);
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gs_ortho(0, (float_t)width, 0, (float_t)height, 0, 1);
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gs_clear(GS_CLEAR_COLOR, &black, 0, 0);
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obs_source_video_render(m_source);
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}
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std::shared_ptr<gs::texture> tex;
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m_rt->GetTexture(tex);
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return tex;
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}
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