Bug 1036602 - Fix up D3D11 genshaders.sh script; r=bas

From 42aa031e5b36efe5603525c7967557fec7e09ec5 Mon Sep 17 00:00:00 2001
---
 gfx/layers/d3d11/genshaders.sh | 74 +++++++++++++++++++++++++-----------------
 1 file changed, 45 insertions(+), 29 deletions(-)

gfx/layers/d3d11/genshaders.sh

@@ -3,33 +3,49 @@
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 tempfile=tmpShaderHeader
-rm CompositorD3D11Shaders.h
-fxc CompositorD3D11.hlsl -ELayerQuadVS -nologo -Tvs_4_0_level_9_3 -Fh$tempfile -VnLayerQuadVS
-cat $tempfile >> CompositorD3D11Shaders.h
-fxc CompositorD3D11.hlsl -ESolidColorShader -Tps_4_0_level_9_3 -nologo -Fh$tempfile -VnSolidColorShader
-cat $tempfile >> CompositorD3D11Shaders.h
-fxc CompositorD3D11.hlsl -ERGBShader -Tps_4_0_level_9_3 -nologo -Fh$tempfile -VnRGBShader
-cat $tempfile >> CompositorD3D11Shaders.h
-fxc CompositorD3D11.hlsl -ERGBAShader -Tps_4_0_level_9_3 -nologo -Fh$tempfile -VnRGBAShader
-cat $tempfile >> CompositorD3D11Shaders.h
-fxc CompositorD3D11.hlsl -EComponentAlphaShader -Tps_4_0_level_9_3 -nologo -Fh$tempfile -VnComponentAlphaShader
-cat $tempfile >> CompositorD3D11Shaders.h
-fxc CompositorD3D11.hlsl -EYCbCrShader -Tps_4_0_level_9_3 -nologo -Fh$tempfile -VnYCbCrShader
-cat $tempfile >> CompositorD3D11Shaders.h
-fxc CompositorD3D11.hlsl -ELayerQuadMaskVS -nologo -Tvs_4_0_level_9_3 -Fh$tempfile -VnLayerQuadMaskVS
-cat $tempfile >> CompositorD3D11Shaders.h
-fxc CompositorD3D11.hlsl -ELayerQuadMask3DVS -nologo -Tvs_4_0_level_9_3 -Fh$tempfile -VnLayerQuadMask3DVS
-cat $tempfile >> CompositorD3D11Shaders.h
-fxc CompositorD3D11.hlsl -ESolidColorShaderMask -Tps_4_0_level_9_3 -nologo -Fh$tempfile -VnSolidColorShaderMask
-cat $tempfile >> CompositorD3D11Shaders.h
-fxc CompositorD3D11.hlsl -ERGBShaderMask -Tps_4_0_level_9_3 -nologo -Fh$tempfile -VnRGBShaderMask
-cat $tempfile >> CompositorD3D11Shaders.h
-fxc CompositorD3D11.hlsl -ERGBAShaderMask -Tps_4_0_level_9_3 -nologo -Fh$tempfile -VnRGBAShaderMask
-cat $tempfile >> CompositorD3D11Shaders.h
-fxc CompositorD3D11.hlsl -ERGBAShaderMask3D -Tps_4_0_level_9_3 -nologo -Fh$tempfile -VnRGBAShaderMask3D
-cat $tempfile >> CompositorD3D11Shaders.h
-fxc CompositorD3D11.hlsl -EYCbCrShaderMask -Tps_4_0_level_9_3 -nologo -Fh$tempfile -VnYCbCrShaderMask
-cat $tempfile >> CompositorD3D11Shaders.h
-fxc CompositorD3D11.hlsl -EComponentAlphaShaderMask -Tps_4_0_level_9_3 -nologo -Fh$tempfile -VnComponentAlphaShaderMask
-cat $tempfile >> CompositorD3D11Shaders.h
+
+FXC_DEBUG_FLAGS="-Zi -Fd shaders.pdb"
+FXC_FLAGS=""
+
+# If DEBUG is in the environment, then rebuild with debug info
+if [ "$DEBUG" != "" ] ; then
+  FXC_FLAGS="$FXC_DEBUG_FLAGS"
+fi
+
+makeShaderVS() {
+    fxc -nologo $FXC_FLAGS -Tvs_4_0_level_9_3 $SRC -E$1 -Vn$1 -Fh$tempfile
+    cat $tempfile >> $DEST
+}
+
+makeShaderPS() {
+    fxc -nologo $FXC_FLAGS -Tps_4_0_level_9_3 $SRC -E$1 -Vn$1 -Fh$tempfile
+    cat $tempfile >> $DEST
+}
+
+SRC=CompositorD3D11.hlsl
+DEST=CompositorD3D11Shaders.h
+
+rm -f $DEST
+makeShaderVS LayerQuadVS
+makeShaderPS SolidColorShader
+makeShaderPS RGBShader
+makeShaderPS RGBAShader
+makeShaderPS ComponentAlphaShader
+makeShaderPS YCbCrShader
+makeShaderVS LayerQuadMaskVS
+makeShaderVS LayerQuadMask3DVS
+makeShaderPS SolidColorShaderMask
+makeShaderPS RGBShaderMask
+makeShaderPS RGBAShaderMask
+makeShaderPS RGBAShaderMask3D
+makeShaderPS YCbCrShaderMask
+makeShaderPS ComponentAlphaShaderMask
+
+SRC=CompositorD3D11VR.hlsl
+DEST=CompositorD3D11ShadersVR.h
+
+rm -f $DEST
+makeShaderVS OculusVRDistortionVS
+makeShaderPS OculusVRDistortionPS
+
 rm $tempfile