ANDROID: Some texture convinience functions

backends/platform/android/gfx.cpp

@@ -250,6 +250,8 @@ void OSystem_Android::initOverlay() {
 	LOGI("overlay size is %ux%u", overlay_width, overlay_height);
 
 	_overlay_texture->allocBuffer(overlay_width, overlay_height);
+	_overlay_texture->setDrawRect(0, 0,
+									_egl_surface_width, _egl_surface_height);
 }
 
 void OSystem_Android::initSize(uint width, uint height,
@@ -264,6 +266,9 @@ void OSystem_Android::initSize(uint width, uint height,
 	_game_texture->allocBuffer(width, height);
 	_game_texture->fillBuffer(0);
 #endif
+
+	_game_texture->setDrawRect(0, 0, _egl_surface_width, _egl_surface_height);
+
 	// Don't know mouse size yet - it gets reallocated in
 	// setMouseCursor.  We need the palette allocated before
 	// setMouseCursor however, so just take a guess at the desired
@@ -364,8 +369,7 @@ void OSystem_Android::updateScreen() {
 	}
 
 	if (_focus_rect.isEmpty()) {
-		_game_texture->drawTexture(0, 0, _egl_surface_width,
-									_egl_surface_height);
+		_game_texture->drawTextureRect();
 	} else {
 		GLCALL(glPushMatrix());
 		GLCALL(glScalex(xdiv(_egl_surface_width, _focus_rect.width()),
@@ -377,8 +381,7 @@ void OSystem_Android::updateScreen() {
 						xdiv(_game_texture->height(), _egl_surface_height),
 						1 << 16));
 
-		_game_texture->drawTexture(0, 0, _egl_surface_width,
-									_egl_surface_height);
+		_game_texture->drawTextureRect();
 		GLCALL(glPopMatrix());
 	}
 
@@ -388,8 +391,7 @@ void OSystem_Android::updateScreen() {
 		// ugly, but the modern theme sets a wacko factor, only god knows why
 		cs = 1;
 
-		GLCALL(_overlay_texture->drawTexture(0, 0, _egl_surface_width,
-													_egl_surface_height));
+		GLCALL(_overlay_texture->drawTextureRect());
 	}
 
 	if (_show_mouse) {
@@ -422,7 +424,7 @@ void OSystem_Android::updateScreen() {
 
 		GLCALL(glScalex(cs << 16, cs << 16, 1 << 16));
 
-		_mouse_texture->drawTexture();
+		_mouse_texture->drawTextureOrigin();
 
 		GLCALL(glPopMatrix());
 	}

backends/platform/android/texture.cpp

@@ -87,6 +87,7 @@ GLESBaseTexture::GLESBaseTexture(GLenum glFormat, GLenum glType,
 	_surface(),
 	_texture_width(0),
 	_texture_height(0),
+	_draw_rect(),
 	_all_dirty(false),
 	_dirty_rect(),
 	_pixelFormat(pixelFormat),

backends/platform/android/texture.h

@@ -59,8 +59,29 @@ public:
 
 	virtual void drawTexture(GLshort x, GLshort y, GLshort w, GLshort h);
 
-	inline void drawTexture() {
-		drawTexture(0, 0, _surface.w, _surface.h);
+	inline void setDrawRect(const Common::Rect &rect) {
+		_draw_rect = rect;
+	}
+
+	inline void setDrawRect(int16 w, int16 h) {
+		_draw_rect = Common::Rect(w, h);
+	}
+
+	inline void setDrawRect(int16 x1, int16 y1, int16 x2, int16 y2) {
+		_draw_rect = Common::Rect(x1, y1, x2, y2);
+	}
+
+	inline const Common::Rect &getDrawRect() {
+		return _draw_rect;
+	}
+
+	inline void drawTextureRect() {
+		drawTexture(_draw_rect.left, _draw_rect.top,
+					_draw_rect.width(), _draw_rect.height());
+	}
+
+	inline void drawTextureOrigin() {
+			drawTexture(0, 0, _surface.w, _surface.h);
 	}
 
 	inline GLuint width() const {
@@ -136,7 +157,8 @@ protected:
 	GLuint _texture_width;
 	GLuint _texture_height;
 
-	// Covers dirty area
+	Common::Rect _draw_rect;
+
 	bool _all_dirty;
 	Common::Rect _dirty_rect;
 
@@ -160,10 +182,6 @@ public:
 
 	virtual void drawTexture(GLshort x, GLshort y, GLshort w, GLshort h);
 
-	inline void drawTexture() {
-		drawTexture(0, 0, _surface.w, _surface.h);
-	}
-
 protected:
 	byte *_pixels;
 	byte *_buf;
@@ -217,10 +235,6 @@ public:
 
 	virtual void drawTexture(GLshort x, GLshort y, GLshort w, GLshort h);
 
-	inline void drawTexture() {
-		drawTexture(0, 0, _surface.w, _surface.h);
-	}
-
 	virtual const byte *palette_const() const {
 		return _texture;
 	};
@@ -285,10 +299,6 @@ public:
 
 	virtual void drawTexture(GLshort x, GLshort y, GLshort w, GLshort h);
 
-	inline void drawTexture() {
-		drawTexture(0, 0, _surface.w, _surface.h);
-	}
-
 	virtual const byte *palette_const() const {
 		return (byte *)_palette;
 	};