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gs-rendertarget: Formatting and refactoring

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This commit is contained in:
Michael Fabian 'Xaymar' Dirks 2018-09-27 05:17:08 +02:00
parent ded5896fca
commit faeb5af45b
2 changed files with 65 additions and 47 deletions
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69
source/gs-rendertarget.cpp
View file

@ -19,74 +19,85 @@
#include "gs-rendertarget.h"
#include <stdexcept>
extern "C" {
#pragma warning( push )
#pragma warning( disable: 4201 )
#include <obs.h>
#pragma warning( pop )
#pragma warning(push)
#pragma warning(disable : 4201)
#include <obs.h>
#pragma warning(pop)
}
gs::rendertarget::rendertarget(gs_color_format colorFormat, gs_zstencil_format zsFormat) {
m_isBeingRendered = false;
gs::rendertarget::~rendertarget()
{
obs_enter_graphics();
m_renderTarget = gs_texrender_create(colorFormat, zsFormat);
gs_texrender_destroy(render_target);
obs_leave_graphics();
}
gs::rendertarget::~rendertarget() {
gs::rendertarget::rendertarget(gs_color_format colorFormat, gs_zstencil_format zsFormat)
{
is_being_rendered = false;
obs_enter_graphics();
gs_texrender_destroy(m_renderTarget);
render_target = gs_texrender_create(colorFormat, zsFormat);
obs_leave_graphics();
}
gs::rendertarget_op gs::rendertarget::render(uint32_t width, uint32_t height) {
return { this, width, height };
gs::rendertarget_op gs::rendertarget::render(uint32_t width, uint32_t height)
{
return {this, width, height};
}
gs_texture_t* gs::rendertarget::get_object() {
gs_texture_t* gs::rendertarget::get_object()
{
obs_enter_graphics();
gs_texture_t* tex = gs_texrender_get_texture(m_renderTarget);
gs_texture_t* tex = gs_texrender_get_texture(render_target);
obs_leave_graphics();
return tex;
}
void gs::rendertarget::get_texture(gs::texture& tex) {
void gs::rendertarget::get_texture(gs::texture& tex)
{
tex = gs::texture(get_object(), false);
}
void gs::rendertarget::get_texture(std::shared_ptr<gs::texture>& tex) {
void gs::rendertarget::get_texture(std::shared_ptr<gs::texture>& tex)
{
tex = std::make_shared<gs::texture>(get_object(), false);
}
void gs::rendertarget::get_texture(std::unique_ptr<gs::texture>& tex) {
void gs::rendertarget::get_texture(std::unique_ptr<gs::texture>& tex)
{
tex = std::make_unique<gs::texture>(get_object(), false);
}
gs::rendertarget_op::rendertarget_op(gs::rendertarget* rt, uint32_t width, uint32_t height) : m_renderTarget(rt) {
if (m_renderTarget == nullptr)
gs::rendertarget_op::rendertarget_op(gs::rendertarget* rt, uint32_t width, uint32_t height) : parent(rt)
{
if (parent == nullptr)
throw std::invalid_argument("rt");
if (m_renderTarget->m_isBeingRendered)
if (parent->is_being_rendered)
throw std::logic_error("Can't start rendering to the same render target twice.");
obs_enter_graphics();
gs_texrender_reset(m_renderTarget->m_renderTarget);
if (!gs_texrender_begin(m_renderTarget->m_renderTarget, width, height)) {
gs_texrender_reset(parent->render_target);
if (!gs_texrender_begin(parent->render_target, width, height)) {
obs_leave_graphics();
throw std::runtime_error("Failed to begin rendering to render target.");
}
obs_leave_graphics();
m_renderTarget->m_isBeingRendered = true;
parent->is_being_rendered = true;
}
gs::rendertarget_op::rendertarget_op(gs::rendertarget_op&& r) {
this->m_renderTarget = r.m_renderTarget;
r.m_renderTarget = nullptr;
gs::rendertarget_op::rendertarget_op(gs::rendertarget_op&& r)
{
this->parent = r.parent;
r.parent = nullptr;
}
gs::rendertarget_op::~rendertarget_op() {
if (m_renderTarget == nullptr)
gs::rendertarget_op::~rendertarget_op()
{
if (parent == nullptr)
return;
obs_enter_graphics();
gs_texrender_end(m_renderTarget->m_renderTarget);
gs_texrender_end(parent->render_target);
obs_leave_graphics();
m_renderTarget->m_isBeingRendered = false;
parent->is_being_rendered = false;
}

43
source/gs-rendertarget.h
View file

@ -18,48 +18,55 @@
*/
#pragma once
#include <inttypes.h>
#include <cinttypes>
#include <memory>
#include "gs-texture.h"
extern "C" {
#pragma warning( push )
#pragma warning( disable: 4201 )
#include <graphics/graphics.h>
#pragma warning( pop )
#pragma warning(push)
#pragma warning(disable : 4201)
#include <graphics/graphics.h>
#pragma warning(pop)
}
namespace gs {
class rendertarget {
friend class rendertarget_op;
protected:
gs_texrender_t* render_target;
bool is_being_rendered;
public:
~rendertarget();
rendertarget(gs_color_format colorFormat, gs_zstencil_format zsFormat);
virtual ~rendertarget();
gs_texture_t* get_object();
void get_texture(gs::texture& tex);
void get_texture(std::shared_ptr<gs::texture>& tex);
void get_texture(std::unique_ptr<gs::texture>& tex);
gs::rendertarget_op render(uint32_t width, uint32_t height);
protected:
gs_texrender_t* m_renderTarget;
bool m_isBeingRendered;
void get_texture(gs::texture& tex);
void get_texture(std::shared_ptr<gs::texture>& tex);
void get_texture(std::unique_ptr<gs::texture>& tex);
gs::rendertarget_op render(uint32_t width, uint32_t height);
};
class rendertarget_op {
gs::rendertarget* parent;
public:
~rendertarget_op();
rendertarget_op(gs::rendertarget* rt, uint32_t width, uint32_t height);
virtual ~rendertarget_op();
// Move Constructor
rendertarget_op(gs::rendertarget_op&&);
// Copy Constructor
rendertarget_op(const gs::rendertarget_op&) = delete;
rendertarget_op& operator=(const gs::rendertarget_op& r) = delete;
protected:
gs::rendertarget* m_renderTarget;
rendertarget_op& operator=(const gs::rendertarget_op& r) = delete;
};
}
} // namespace gs