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/* ResidualVM - A 3D game interpreter
*
* ResidualVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program 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 2
* of the License, or (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "common/endian.h"
#include "engines/grim/debug.h"
#include "engines/grim/sprite.h"
#include "engines/grim/resource.h"
#include "engines/grim/gfx_base.h"
#include "engines/grim/emi/costumeemi.h"
namespace Grim {
Sprite::Sprite() :
_width(0), _height(0), _visible(false), _material(nullptr), _next(nullptr),
_flags1(0), _flags2(0) {
}
void Sprite::draw() const {
if (!_visible)
return;
_material->select();
g_driver->drawSprite(this);
}
void Sprite::loadGrim(const Common::String &name, const char *comma, CMap *cmap) {
int width, height, x, y, z;
sscanf(comma, ",%d,%d,%d,%d,%d", &width, &height, &x, &y, &z);
_material = g_resourceloader->loadMaterial(name, cmap, true);
_width = (float)width / 100.0f;
_height = (float)height / 100.0f;
_pos.set((float)x / 100.0f, (float)y / 100.0f, (float)z / 100.0f);
// Set the default flags for GRIM sprites
_flags1 = Sprite::AlphaTest;
_flags2 = Sprite::DepthTest;
}
void Sprite::loadBinary(Common::SeekableReadStream *stream, EMICostume *costume) {
if (!stream)
return;
uint32 namelength = stream->readUint32LE();
char *name = new char[namelength];
stream->read(name, namelength);
stream->seek(40, SEEK_CUR);
uint32 texnamelength = stream->readUint32LE();
char *texname = new char[texnamelength];
stream->read(texname, texnamelength);
_flags1 = stream->readUint32LE();
if (_flags1 & ~(BlendAdditive)) {
Debug::debug(Debug::Sprites, "Sprite %s has unknown flags (%08x) in first flag field", name, _flags1);
}
char data[20];
stream->read(data, sizeof(data));
_width = READ_LE_FLOAT(data);
_height = READ_LE_FLOAT(data + 4);
_pos = Math::Vector3d::getVector3d(data + 8);
for (int i = 0; i < 4; ++i) {
_alpha[i] = stream->readSint32LE();
_red[i] = stream->readSint32LE();
_green[i] = stream->readSint32LE();
_blue[i] = stream->readSint32LE();
}
for (int i = 0; i < 4; ++i) {
char f[4];
stream->read(f, 4);
_texCoordX[i] = READ_LE_FLOAT(f);
stream->read(f, 4);
_texCoordY[i] = READ_LE_FLOAT(f);
}
_flags2 = stream->readUint32LE();
if (_flags2 & ~(DepthTest | AlphaTest)) {
Debug::debug(Debug::Sprites, "Sprite %s has unknown flags (%08x) in second flag field", name, _flags2);
}
_material = costume->loadMaterial(texname, true);
_next = nullptr;
_visible = true;
delete[] name;
delete[] texname;
}
} // end of namespace Grim
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