ANDROID: Split code into multiple files

And get rid of unnecessary JNI calls to get a pointer to g_system

1 files changed, 214 insertions, 0 deletions

diff --git a/backends/platform/android/texture.h b/backends/platform/android/texture.h
new file mode 100644
index 0000000000..050eafa073
--- /dev/null
+++ b/backends/platform/android/texture.h
@@ -0,0 +1,214 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM 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.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+#ifndef _ANDROID_TEXTURE_H_
+#define _ANDROID_TEXTURE_H_
+
+#if defined(__ANDROID__)
+
+#include <GLES/gl.h>
+
+#include "graphics/surface.h"
+
+#include "common/rect.h"
+#include "common/array.h"
+
+class GLESTexture {
+public:
+	static void initGLExtensions();
+
+	GLESTexture();
+	virtual ~GLESTexture();
+
+	virtual void reinitGL();
+	virtual void allocBuffer(GLuint width, GLuint height);
+
+	virtual void updateBuffer(GLuint x, GLuint y, GLuint width, GLuint height,
+								const void *buf, int pitch);
+	virtual void fillBuffer(byte x);
+
+	virtual void drawTexture(GLshort x, GLshort y, GLshort w, GLshort h);
+
+	inline GLuint width() const {
+		return _surface.w;
+	}
+
+	inline GLuint height() const {
+		return _surface.h;
+	}
+
+	inline GLuint texture_name() const {
+		return _texture_name;
+	}
+
+	inline const Graphics::Surface *surface_const() const {
+		return &_surface;
+	}
+
+	inline Graphics::Surface *surface() {
+		setDirty();
+		return &_surface;
+	}
+
+	inline bool dirty() const {
+		return _all_dirty || !_dirty_rect.isEmpty();
+	}
+
+	inline void drawTexture() {
+		drawTexture(0, 0, _surface.w, _surface.h);
+	}
+
+protected:
+	virtual byte bytesPerPixel() const = 0;
+	virtual GLenum glFormat() const = 0;
+	virtual GLenum glType() const = 0;
+
+	virtual size_t paletteSize() const {
+		return 0;
+	}
+
+	inline void setDirty() {
+		_all_dirty = true;
+		_dirty_rect = Common::Rect();
+	}
+
+	inline void setDirtyRect(const Common::Rect& r) {
+		if (!_all_dirty) {
+			if (_dirty_rect.isEmpty())
+				_dirty_rect = r;
+			else
+				_dirty_rect.extend(r);
+		}
+	}
+
+	GLuint _texture_name;
+	Graphics::Surface _surface;
+	GLuint _texture_width;
+	GLuint _texture_height;
+	bool _all_dirty;
+
+	// Covers dirty area
+	Common::Rect _dirty_rect;
+};
+
+// RGBA4444 texture
+class GLES4444Texture : public GLESTexture {
+protected:
+	virtual byte bytesPerPixel() const {
+		return 2;
+	}
+
+	virtual GLenum glFormat() const {
+		return GL_RGBA;
+	}
+
+	virtual GLenum glType() const {
+		return GL_UNSIGNED_SHORT_4_4_4_4;
+	}
+};
+
+// RGB565 texture
+class GLES565Texture : public GLESTexture {
+protected:
+	virtual byte bytesPerPixel() const {
+		return 2;
+	}
+
+	virtual GLenum glFormat() const {
+		return GL_RGB;
+	}
+
+	virtual GLenum glType() const {
+		return GL_UNSIGNED_SHORT_5_6_5;
+	}
+};
+
+// RGB888 256-entry paletted texture
+class GLESPaletteTexture : public GLESTexture {
+public:
+	GLESPaletteTexture();
+	virtual ~GLESPaletteTexture();
+
+	virtual void allocBuffer(GLuint width, GLuint height);
+	virtual void updateBuffer(GLuint x, GLuint y, GLuint width, GLuint height,
+								const void *buf, int pitch);
+	virtual void fillBuffer(byte x);
+
+	virtual void drawTexture(GLshort x, GLshort y, GLshort w, GLshort h);
+
+	inline void drawTexture() {
+		drawTexture(0, 0, _surface.w, _surface.h);
+	}
+
+	inline const byte *palette_const() const {
+		return _texture;
+	};
+
+	inline byte *palette() {
+		setDirty();
+		return _texture;
+	};
+
+protected:
+	virtual byte bytesPerPixel() const {
+		return 1;
+	}
+
+	virtual GLenum glFormat() const {
+		return GL_RGB;
+	}
+
+	virtual GLenum glType() const {
+		return GL_PALETTE8_RGB8_OES;
+	}
+
+	virtual size_t paletteSize() const {
+		return 256 * 3;
+	}
+
+	void uploadTexture() const;
+
+	byte *_texture;
+};
+
+// RGBA8888 256-entry paletted texture
+class GLESPaletteATexture : public GLESPaletteTexture {
+protected:
+	virtual GLenum glFormat() const {
+		return GL_RGBA;
+	}
+
+	virtual GLenum glType() const {
+		return GL_PALETTE8_RGBA8_OES;
+	}
+
+	virtual size_t paletteSize() const {
+		return 256 * 4;
+	}
+};
+
+#endif
+#endif
+