From fa51d82639a500939907fdc9d18497914c60fe2c Mon Sep 17 00:00:00 2001
From: dhewg
Date: Sun, 13 Mar 2011 16:37:56 +0100
Subject: ANDROID: Prevent unnecessary reallocs

---
 backends/platform/android/texture.cpp | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

(limited to 'backends/platform')

diff --git a/backends/platform/android/texture.cpp b/backends/platform/android/texture.cpp
index a20222ec64..c309bd51b4 100644
--- a/backends/platform/android/texture.cpp
+++ b/backends/platform/android/texture.cpp
@@ -218,8 +218,14 @@ GLESTexture::~GLESTexture() {
 }
 
 void GLESTexture::allocBuffer(GLuint w, GLuint h) {
+	GLuint oldw = _surface.w;
+	GLuint oldh = _surface.h;
+
 	GLESBaseTexture::allocBuffer(w, h);
 
+	if (_surface.w == oldw && _surface.h == oldh)
+		return;
+
 	delete[] _buf;
 	delete[] _pixels;
 
@@ -341,9 +347,13 @@ GLESPaletteTexture::~GLESPaletteTexture() {
 }
 
 void GLESPaletteTexture::allocBuffer(GLuint w, GLuint h) {
+	GLuint oldw = _surface.w;
+	GLuint oldh = _surface.h;
+
 	GLESBaseTexture::allocBuffer(w, h);
 
-	// Texture gets uploaded later (from drawTexture())
+	if (_surface.w == oldw && _surface.h == oldh)
+		return;
 
 	byte *new_buffer = new byte[_paletteSize +
 						_texture_width * _texture_height];
@@ -457,8 +467,14 @@ GLESFakePaletteTexture::~GLESFakePaletteTexture() {
 }
 
 void GLESFakePaletteTexture::allocBuffer(GLuint w, GLuint h) {
+	GLuint oldw = _surface.w;
+	GLuint oldh = _surface.h;
+
 	GLESBaseTexture::allocBuffer(w, h);
 
+	if (_surface.w == oldw && _surface.h == oldh)
+		return;
+
 	delete[] _buf;
 	delete[] _pixels;
 
-- 
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