From 19aee7e75c3107f143c61203eab659918b8e8a60 Mon Sep 17 00:00:00 2001
From: Alex Szpakowski <slime73@gmail.com>
Date: Wed, 28 Dec 2016 01:24:21 -0400
Subject: [PATCH] Minor optimizations to love.graphics.draw(texture).

--HG--
branch : minor
---
 platform/xcode/macosx/love-macosx.plist |  2 ++
 src/common/Matrix.cpp                   | 15 ++++++++-------
 src/common/Matrix.h                     | 11 ++++++-----
 src/modules/graphics/Texture.cpp        |  2 +-
 4 files changed, 17 insertions(+), 13 deletions(-)

diff --git a/platform/xcode/macosx/love-macosx.plist b/platform/xcode/macosx/love-macosx.plist
index acf845a37..386742df1 100644
--- a/platform/xcode/macosx/love-macosx.plist
+++ b/platform/xcode/macosx/love-macosx.plist
@@ -69,6 +69,8 @@
 	<string>public.app-category.games</string>
 	<key>NSHighResolutionCapable</key>
 	<true/>
+	<key>NSSupportsAutomaticGraphicsSwitching</key>
+	<false/>
 	<key>NSHumanReadableCopyright</key>
 	<string>© 2006-2016 LÖVE Development Team</string>
 	<key>NSPrincipalClass</key>
diff --git a/src/common/Matrix.cpp b/src/common/Matrix.cpp
index 2e6167ad0..9aef6a1bf 100644
--- a/src/common/Matrix.cpp
+++ b/src/common/Matrix.cpp
@@ -85,20 +85,21 @@ Matrix4::Matrix4(float t00, float t10, float t01, float t11, float x, float y)
 	setRawTransformation(t00, t10, t01, t11, x, y);
 }
 
+Matrix4::Matrix4(const Matrix4 &a, const Matrix4 &b)
+{
+	multiply(a, b, e);
+}
+
 Matrix4::Matrix4(float x, float y, float angle, float sx, float sy, float ox, float oy, float kx, float ky)
 {
 	setTransformation(x, y, angle, sx, sy, ox, oy, kx, ky);
 }
 
-Matrix4::~Matrix4()
-{
-}
-
 Matrix4 Matrix4::operator * (const Matrix4 &m) const
 {
-	Matrix4 t;
-	multiply(*this, m, t.e);
-	return t;
+	float t[16];
+	multiply(*this, m, t);
+	return Matrix4(t);
 }
 
 void Matrix4::operator *= (const Matrix4 &m)
diff --git a/src/common/Matrix.h b/src/common/Matrix.h
index 2e62b12b8..a9e10ec2c 100644
--- a/src/common/Matrix.h
+++ b/src/common/Matrix.h
@@ -58,16 +58,17 @@ public:
 	 **/
 	Matrix4(const float elements[16]);
 
+	/**
+	 * Creates a new matrix from the result of multiplying the two specified
+	 * matrices.
+	 **/
+	Matrix4(const Matrix4 &a, const Matrix4 &b);
+
 	/**
 	 * Creates a new matrix set to a transformation.
 	 **/
 	Matrix4(float x, float y, float angle, float sx, float sy, float ox, float oy, float kx, float ky);
 
-	/**
-	 * Destructor.
-	 **/
-	~Matrix4();
-
 	/**
 	 * Multiplies this Matrix with another Matrix, changing neither.
 	 * @param m The Matrix to multiply with this Matrix.
diff --git a/src/modules/graphics/Texture.cpp b/src/modules/graphics/Texture.cpp
index 8cbdbf5f6..4cfc6cf0b 100644
--- a/src/modules/graphics/Texture.cpp
+++ b/src/modules/graphics/Texture.cpp
@@ -60,7 +60,7 @@ void Texture::drawq(Graphics *gfx, Quad *quad, const Matrix4 &m)
 
 void Texture::drawv(Graphics *gfx, const Matrix4 &localTransform, const Vertex *v)
 {
-	Matrix4 t = gfx->getTransform() * localTransform;
+	Matrix4 t(gfx->getTransform(), localTransform);
 
 	Vertex verts[4] = {v[0], v[1], v[2], v[3]};
 	t.transform(verts, v, 4);