Fix the y offset of Renderer11::copytexture to correct the inverted output image.

Was breaking the WebGL conformance test copy-tex-image-and-sub-image. TRAC #22589 Signed-off-by: Geoff Lang Signed-off-by: Nicolas Capens Author: Jamie Madill git-svn-id: https://angleproject.googlecode.com/svn/branches/dx11proto@1911 736b8ea6-26fd-11df-bfd4-992fa37f6226

Fix the y offset of Renderer11::copytexture to correct the inverted output image.
cfdfd463 · shannon.woods@transgaming.com · 09bf2a79 · cfdfd463
Commit cfdfd463 authored Feb 28, 2013 by shannon.woods@transgaming.com
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Renderer11.cpp src/libGLESv2/renderer/Renderer11.cpp +2 -2

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--- a/src/libGLESv2/renderer/Renderer11.cpp
+++ b/src/libGLESv2/renderer/Renderer11.cpp
@@ -2518,9 +2518,9 @@ bool Renderer11::copyTexture(ID3D11ShaderResourceView *source, const gl::Rectang
    // Create a quad in homogeneous coordinates
    float x1 = (destArea.x / float(destWidth)) * 2.0f - 1.0f;
-    float y1 = (destArea.y / float(destHeight)) * 2.0f - 1.0f;
+    float y1 = ((destHeight - destArea.y - destArea.height) / float(destHeight)) * 2.0f - 1.0f;
    float x2 = ((destArea.x + destArea.width) / float(destWidth)) * 2.0f - 1.0f;
-    float y2 = ((destArea.y + destArea.height) / float(destHeight)) * 2.0f - 1.0f;
+    float y2 = ((destHeight - destArea.y) / float(destHeight)) * 2.0f - 1.0f;
    float u1 = sourceArea.x / float(sourceWidth);
    float v1 = sourceArea.y / float(sourceHeight);