mirror of
https://gitlab.uni-freiburg.de/opensourcevdi/spice
synced 2025-12-26 22:48:19 +00:00
142 lines
3.9 KiB
C++
142 lines
3.9 KiB
C++
/* -*- Mode: C; c-basic-offset: 4; indent-tabs-mode: nil -*- */
|
|
/*
|
|
Copyright (C) 2010 Red Hat, Inc.
|
|
|
|
This library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
This library 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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with this library; if not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
#include "common.h"
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
|
|
#include "softtexture.h"
|
|
#include "softrenderer.h"
|
|
|
|
#include "CEGUIImageCodec.h"
|
|
#include "CEGUISystem.h"
|
|
#include "CEGUIExceptions.h"
|
|
|
|
namespace CEGUI
|
|
{
|
|
|
|
|
|
SoftTexture::SoftTexture(Renderer* owner)
|
|
: Texture (owner)
|
|
, _surf (NULL)
|
|
, _width (0)
|
|
, _height (0)
|
|
{
|
|
|
|
}
|
|
|
|
SoftTexture::SoftTexture(Renderer* owner, uint size)
|
|
: Texture (owner)
|
|
, _surf (new uint32[size * size])
|
|
, _width (size)
|
|
, _height (size)
|
|
{
|
|
|
|
}
|
|
|
|
SoftTexture::SoftTexture(Renderer* owner, const String& filename,
|
|
const String& resourceGroup)
|
|
: Texture (owner)
|
|
, _surf (NULL)
|
|
, _width (0)
|
|
, _height (0)
|
|
{
|
|
loadFromFile(filename, resourceGroup);
|
|
}
|
|
|
|
|
|
SoftTexture::~SoftTexture()
|
|
{
|
|
freeSurf();
|
|
}
|
|
|
|
void SoftTexture::freeSurf()
|
|
{
|
|
_width = _height = 0;
|
|
delete[] _surf;
|
|
_surf = NULL;
|
|
}
|
|
|
|
void SoftTexture::loadFromFile(const String& filename, const String& resourceGroup)
|
|
{
|
|
freeSurf();
|
|
SoftRenderer* renderer = static_cast<SoftRenderer*>(getRenderer());
|
|
RawDataContainer texture_file;
|
|
ResourceProvider* resource_provider = System::getSingleton().getResourceProvider();
|
|
resource_provider->loadRawDataContainer(filename, texture_file, resourceGroup);
|
|
ImageCodec *codec = renderer->getImageCodec();
|
|
Texture* res = codec->load(texture_file, this);
|
|
resource_provider->unloadRawDataContainer(texture_file);
|
|
if (!res) {
|
|
throw RendererException("load from file failed");
|
|
}
|
|
}
|
|
|
|
void SoftTexture::loadFromMemory(const void* buffPtr, uint buffWidth,
|
|
uint buffHeight,
|
|
PixelFormat pixelFormat)
|
|
{
|
|
freeSurf();
|
|
_surf = new uint32[buffWidth * buffHeight];
|
|
_width = buffWidth;
|
|
_height = buffHeight;
|
|
|
|
switch (pixelFormat) {
|
|
case PF_RGBA: {
|
|
const uint32_t *src = static_cast<const uint32_t *>(buffPtr);
|
|
uint32* line = _surf;
|
|
uint32* end_line = _surf + _width * _height;
|
|
for (int i = 0; line != end_line; line += _width, i++) {
|
|
uint32* pixel = line;
|
|
uint32* end_pixel = pixel + _width;
|
|
for (; pixel != end_pixel; pixel++, src++) {
|
|
((uint8_t*)pixel)[0] = ((uint8_t*)src)[2];
|
|
((uint8_t*)pixel)[1] = ((uint8_t*)src)[1];
|
|
((uint8_t*)pixel)[2] = ((uint8_t*)src)[0];
|
|
((uint8_t*)pixel)[3] = ((uint8_t*)src)[3];
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case PF_RGB: {
|
|
const uint8_t *src = static_cast<const uint8_t *>(buffPtr);
|
|
uint32* line = _surf;
|
|
uint32* end_line = _surf + _width * _height;
|
|
for (int i = 0; line != end_line; line += _width, i++) {
|
|
uint8* pixel = (uint8*)line;
|
|
uint8* end_pixel = (uint8*)(line + _width);
|
|
for (; pixel != end_pixel; pixel += 4, src += 3) {
|
|
pixel[2] = src[0];
|
|
pixel[1] = src[1];
|
|
pixel[0] = src[2];
|
|
pixel[3] = 0xff;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
throw RendererException("invalid pixel format");
|
|
}
|
|
}
|
|
|
|
|
|
}
|
|
|