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authorLaszlo Agocs <laszlo.agocs@digia.com>2014-06-02 12:07:13 +0200
committerThe Qt Project <gerrit-noreply@qt-project.org>2014-06-03 10:34:39 +0200
commitd6f71a6b47ad53bbce13db367ccb996ae2d392c8 (patch)
tree5d26da77db5353100d510b4d67d2b837a95ad4cc
parenta9019adc013b711df6a9e2831b08306ea5591f31 (diff)
Recognize "in" keyword in vertex shaders
Checking only for "attribute" is not sufficient: with newer GLSL versions "in" is used. Task-number: QTBUG-39143 Change-Id: Ibdb5940f5aba1485ecaad2e2c4a3aa7150af6d99 Reviewed-by: Gunnar Sletta <gunnar.sletta@jollamobile.com>
-rw-r--r--src/quick/items/qquickshadereffect.cpp10
1 files changed, 8 insertions, 2 deletions
diff --git a/src/quick/items/qquickshadereffect.cpp b/src/quick/items/qquickshadereffect.cpp
index e57b7abddc..8bcd2e64db 100644
--- a/src/quick/items/qquickshadereffect.cpp
+++ b/src/quick/items/qquickshadereffect.cpp
@@ -97,7 +97,8 @@ namespace {
// Returns -1 if not found, returns index to first character after the name if found.
int qt_search_for_variable(const char *s, int length, int index, VariableQualifier &decl,
int &typeIndex, int &typeLength,
- int &nameIndex, int &nameLength)
+ int &nameIndex, int &nameLength,
+ QQuickShaderEffectCommon::Key::ShaderType shaderType)
{
enum Identifier {
QualifierIdentifier, // Base state
@@ -124,6 +125,7 @@ namespace {
int idLength = index - idIndex;
const int attrLen = sizeof("attribute") - 1;
+ const int inLen = sizeof("in") - 1;
const int uniLen = sizeof("uniform") - 1;
const int loLen = sizeof("lowp") - 1;
const int medLen = sizeof("mediump") - 1;
@@ -134,6 +136,10 @@ namespace {
if (idLength == attrLen && qstrncmp("attribute", s + idIndex, attrLen) == 0) {
decl = AttributeQualifier;
expected = PrecisionIdentifier;
+ } else if (shaderType == QQuickShaderEffectCommon::Key::VertexShader
+ && idLength == inLen && qstrncmp("in", s + idIndex, inLen) == 0) {
+ decl = AttributeQualifier;
+ expected = PrecisionIdentifier;
} else if (idLength == uniLen && qstrncmp("uniform", s + idIndex, uniLen) == 0) {
decl = UniformQualifier;
expected = PrecisionIdentifier;
@@ -287,7 +293,7 @@ void QQuickShaderEffectCommon::lookThroughShaderCode(QQuickItem *item, Key::Shad
const char *s = code.constData();
VariableQualifier decl = AttributeQualifier;
while ((index = qt_search_for_variable(s, code.size(), index, decl, typeIndex, typeLength,
- nameIndex, nameLength)) != -1)
+ nameIndex, nameLength, shaderType)) != -1)
{
if (decl == AttributeQualifier) {
if (shaderType == Key::VertexShader)