101 lines
2.7 KiB
C++
101 lines
2.7 KiB
C++
// Meteor - A Nintendo Gameboy Advance emulator
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// Copyright (C) 2009-2011 Philippe Daouadi
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#ifndef __GRAPHICS_OBJECT_H__
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#define __GRAPHICS_OBJECT_H__
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#include <stdint.h>
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#include <vector>
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#include <list>
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namespace AMeteor
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{
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namespace Graphics
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{
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class Object
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{
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public :
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static const uint8_t FLIP_HORIZONTAL = 1;
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static const uint8_t FLIP_VERTICAL = 2;
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Object (uint16_t* pPalette, uint8_t* pChar);
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// Warning : this copy constructor must not be used on an used object
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// use it only on just created objects
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Object (const Object& obj);
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inline uint8_t GetPriority () const;
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inline int8_t GetRotationParam () const;
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inline uint16_t GetTileNum () const;
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inline bool IsWindow () const;
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void DrawLine (uint8_t line, uint32_t* surface, bool oneDim,
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uint8_t mosaic);
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void DrawLineRot (uint8_t line, uint32_t* surface, bool oneDim,
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int16_t a, int16_t b, int16_t c, int16_t d, uint8_t mosaic);
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void DrawWindow (uint8_t line, uint8_t* surface, bool oneDim,
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uint8_t mask);
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void DrawWindowRot (uint8_t line, uint8_t* surface,
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bool oneDim, int16_t a, int16_t b, int16_t c, int16_t d,
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uint8_t mask);
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void UpdateAttrs (uint16_t attr0, uint16_t attr1, uint16_t attr2);
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void UpdateAttr0 (uint16_t attr);
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void UpdateAttr1 (uint16_t attr);
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void UpdateAttr2 (uint16_t attr);
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private :
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inline void SetSize ();
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enum Shape
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{
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SHAPE_SQUARE = 0,
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SHAPE_HORIZONTAL,
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SHAPE_VERTICAL,
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SHAPE_PROHIBITED
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};
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uint16_t m_attr0, m_attr1, m_attr2;
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uint8_t m_width, m_height;
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uint16_t* m_pPalette;
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uint8_t* m_pChar;
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uint32_t m_charBegin;
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uint32_t m_charEnd;
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};
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inline int8_t Object::GetRotationParam () const
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{
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return (m_attr0 & (0x1 << 8)) ? (m_attr1 >> 9) & 0x1F : -1;
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}
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inline uint8_t Object::GetPriority () const
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{
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return (m_attr2 >> 10) & 0x3;
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}
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inline bool Object::IsWindow () const
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{
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return (m_attr0 & (0x3 << 10)) == (0x2 << 10);
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}
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inline uint16_t Object::GetTileNum () const
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{
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return (m_attr2 & 0x3FF);
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}
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}
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}
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#endif
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