mirror of
https://github.com/MadeOfJelly/MushMachine.git
synced 2024-09-22 04:55:36 +02:00
74 lines
1.5 KiB
C++
74 lines
1.5 KiB
C++
|
#include "./fbo_builder.hpp"
|
||
|
|
||
|
namespace MM::OpenGL {
|
||
|
|
||
|
FBOBuilder::FBOBuilder(void) {
|
||
|
}
|
||
|
|
||
|
FBOBuilder::~FBOBuilder(void) {
|
||
|
}
|
||
|
|
||
|
FBOBuilder FBOBuilder::start(void) {
|
||
|
FBOBuilder fbob{};
|
||
|
|
||
|
fbob._fbo.reset(new FrameBufferObject());
|
||
|
fbob._fbo->bind(fbob._currTarget);
|
||
|
|
||
|
return fbob;
|
||
|
}
|
||
|
|
||
|
std::shared_ptr<FrameBufferObject> FBOBuilder::finish(void) {
|
||
|
if (glCheckFramebufferStatus(GL_FRAMEBUFFER) == GL_FRAMEBUFFER_COMPLETE) {
|
||
|
return _fbo;
|
||
|
}
|
||
|
|
||
|
return nullptr;
|
||
|
}
|
||
|
|
||
|
FBOBuilder& FBOBuilder::setTarget(FrameBufferObject::Target target) {
|
||
|
_currTarget = target;
|
||
|
_fbo->bind(target);
|
||
|
|
||
|
return *this;
|
||
|
}
|
||
|
|
||
|
FBOBuilder& FBOBuilder::attachTexture(std::shared_ptr<Texture> tex, GLuint attachment_type) {
|
||
|
GLenum target;
|
||
|
switch (_currTarget) {
|
||
|
case FrameBufferObject::Target::RW:
|
||
|
target = GL_FRAMEBUFFER;
|
||
|
break;
|
||
|
case FrameBufferObject::Target::R:
|
||
|
target = GL_READ_FRAMEBUFFER;
|
||
|
break;
|
||
|
case FrameBufferObject::Target::W:
|
||
|
target = GL_DRAW_FRAMEBUFFER;
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
//glFramebufferTexture2D(target, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, tex->getHandle(), 0);
|
||
|
glFramebufferTexture2D(target, attachment_type, GL_TEXTURE_2D, tex->getHandle(), 0);
|
||
|
_fbo->_texAttachments.push_back(tex); // keep a ref at the fbo
|
||
|
|
||
|
return *this;
|
||
|
}
|
||
|
|
||
|
FBOBuilder& FBOBuilder::setResize(bool enable) {
|
||
|
_fbo->_resize = enable;
|
||
|
|
||
|
return *this;
|
||
|
}
|
||
|
|
||
|
FBOBuilder& FBOBuilder::setResizeFactors(float width, float height) {
|
||
|
assert(width > 0.f);
|
||
|
assert(height > 0.f);
|
||
|
|
||
|
_fbo->_resize_factor_width = width;
|
||
|
_fbo->_resize_factor_height = height;
|
||
|
|
||
|
return *this;
|
||
|
}
|
||
|
|
||
|
} // MM::OpenGL
|
||
|
|