6ef18bd0cd
Modern C++ stricter with member initialisation order. Destructor possibly throwing exception through assertions. In debug mode, pretty important memory leak with zip archives.
91 lines
2.8 KiB
C++
91 lines
2.8 KiB
C++
/*
|
|
Copyright (c) 2013 yvt
|
|
|
|
This file is part of OpenSpades.
|
|
|
|
OpenSpades 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 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
OpenSpades 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 OpenSpades. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
*/
|
|
|
|
#include "GLImage.h"
|
|
#include <Core/Bitmap.h>
|
|
#include <Core/Debug.h>
|
|
|
|
namespace spades {
|
|
namespace draw {
|
|
GLImage::GLImage(IGLDevice::UInteger texObj, IGLDevice *dev, float w, float h,
|
|
bool autoDelete)
|
|
: device(dev),
|
|
tex(texObj),
|
|
width(w),
|
|
height(h),
|
|
invWidth(1.f / w),
|
|
invHeight(1.f / h),
|
|
autoDelete(autoDelete) {
|
|
SPADES_MARK_FUNCTION();
|
|
valid = true;
|
|
}
|
|
GLImage::~GLImage() {
|
|
SPADES_MARK_FUNCTION();
|
|
if (valid) {
|
|
Invalidate();
|
|
}
|
|
}
|
|
void GLImage::MakeSureValid() {
|
|
if (!valid) {
|
|
SPRaise("Attempted to use an invalid image.");
|
|
}
|
|
}
|
|
void GLImage::Bind(IGLDevice::Enum target) {
|
|
SPADES_MARK_FUNCTION();
|
|
MakeSureValid();
|
|
device->BindTexture(target, tex);
|
|
}
|
|
|
|
GLImage *GLImage::FromBitmap(spades::Bitmap *bmp, spades::draw::IGLDevice *dev) {
|
|
SPADES_MARK_FUNCTION();
|
|
|
|
IGLDevice::UInteger tex;
|
|
tex = dev->GenTexture();
|
|
dev->BindTexture(IGLDevice::Texture2D, tex);
|
|
dev->TexImage2D(IGLDevice::Texture2D, 0, IGLDevice::RGBA, bmp->GetWidth(),
|
|
bmp->GetHeight(), 0, IGLDevice::RGBA, IGLDevice::UnsignedByte,
|
|
bmp->GetPixels());
|
|
dev->TexParamater(IGLDevice::Texture2D, IGLDevice::TextureMagFilter, IGLDevice::Linear);
|
|
dev->TexParamater(IGLDevice::Texture2D, IGLDevice::TextureMinFilter,
|
|
IGLDevice::LinearMipmapNearest);
|
|
dev->TexParamater(IGLDevice::Texture2D, IGLDevice::TextureWrapS, IGLDevice::Repeat);
|
|
dev->TexParamater(IGLDevice::Texture2D, IGLDevice::TextureWrapT, IGLDevice::Repeat);
|
|
dev->GenerateMipmap(IGLDevice::Texture2D);
|
|
return new GLImage(tex, dev, bmp->GetWidth(), bmp->GetHeight());
|
|
}
|
|
|
|
void GLImage::SubImage(spades::Bitmap *bmp, int x, int y) {
|
|
MakeSureValid();
|
|
Bind(IGLDevice::Texture2D);
|
|
device->TexSubImage2D(IGLDevice::Texture2D, 0, x, y, bmp->GetWidth(), bmp->GetHeight(),
|
|
IGLDevice::RGBA, IGLDevice::UnsignedByte, bmp->GetPixels());
|
|
}
|
|
|
|
void GLImage::Invalidate() {
|
|
SPADES_MARK_FUNCTION();
|
|
MakeSureValid();
|
|
valid = false;
|
|
|
|
if (autoDelete)
|
|
device->DeleteTexture(tex);
|
|
}
|
|
}
|
|
}
|