OPENGL: Store logical texture dimensions in GLTexture.

2 files changed, 23 insertions, 1 deletions

diff --git a/backends/graphics/opengl/texture.cpp b/backends/graphics/opengl/texture.cpp
index 79e3acc7c0..5252b5a32d 100644
--- a/backends/graphics/opengl/texture.cpp
+++ b/backends/graphics/opengl/texture.cpp
@@ -46,7 +46,8 @@ static GLuint nextHigher2(GLuint v) {
 
 GLTexture::GLTexture(GLenum glIntFormat, GLenum glFormat, GLenum glType)
     : _glIntFormat(glIntFormat), _glFormat(glFormat), _glType(glType),
-      _width(0), _height(0), _texCoords(), _glFilter(GL_NEAREST),
+      _width(0), _height(0), _logicalWidth(0), _logicalHeight(0),
+      _texCoords(), _glFilter(GL_NEAREST),
       _glTexture(0) {
 	create();
 }
@@ -112,6 +113,9 @@ void GLTexture::setSize(uint width, uint height) {
 		_height = height;
 	}
 
+	_logicalWidth  = width;
+	_logicalHeight = height;
+
 	// If a size is specified, allocate memory for it.
 	if (width != 0 && height != 0) {
 		const GLfloat texWidth = (GLfloat)width / _width;
diff --git a/backends/graphics/opengl/texture.h b/backends/graphics/opengl/texture.h
index 97e99b4b37..3be09cb9f9 100644
--- a/backends/graphics/opengl/texture.h
+++ b/backends/graphics/opengl/texture.h
@@ -99,10 +99,27 @@ public:
 	 */
 	void updateArea(const Common::Rect &area, const Graphics::Surface &src);
 
+	/**
+	 * Query the GL texture's width.
+	 */
 	uint getWidth() const { return _width; }
+
+	/**
+	 * Query the GL texture's height.
+	 */
 	uint getHeight() const { return _height; }
 
 	/**
+	 * Query the logical texture's width.
+	 */
+	uint getLogicalWidth() const { return _logicalWidth; }
+
+	/**
+	 * Query the logical texture's height.
+	 */
+	uint getLogicalHeight() const { return _logicalHeight; }
+
+	/**
 	 * Obtain texture coordinates for rectangular drawing.
 	 */
 	const GLfloat *getTexCoords() const { return _texCoords; }
@@ -120,6 +137,7 @@ private:
 	const GLenum _glType;
 
 	uint _width, _height;
+	uint _logicalWidth, _logicalHeight;
 	GLfloat _texCoords[4*2];
 
 	GLint _glFilter;