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am 283df9c4: Merge "opengles emulator: forced GLSL version to be 120."

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* commit '283df9c42cebba5e2c252faf39754384ab0974a6':
  opengles emulator: forced GLSL version to be 120.
This commit is contained in:
David Turner
2011-08-09 08:56:27 -07:00
committed by Android Git Automerger
parent 81973086cf 283df9c42c
commit 89c5482b0f
1 changed files with 14 additions and 20 deletions
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34
tools/emulator/opengl/host/libs/Translator/GLES_V2/ShaderParser.cpp
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@@ -58,7 +58,8 @@ void ShaderParser::parseGLSLversion() {
// That token should be the first non-comment or blank token
//
const char *src = m_src.c_str();
int glslVersion = 0;
const int minGLSLVersion = 120;
int glslVersion = minGLSLVersion;
enum {
PARSE_NONE,
PARSE_IN_C_COMMENT,
@@ -98,16 +99,8 @@ void ShaderParser::parseGLSLversion() {
// token does not exist in this shader source.
//
if (!strncmp(c,"#version",8)) {
if (sscanf(c+8,"%d",&glslVersion) != 1) {
//
// #version found but failed to parse the version value!
// this must be an error, set glslVersion to -1 to flag
// that we do not want to override the version, just let
// the shader compiler handle it.
//
glslVersion = -1;
}
else {
int ver;
if (sscanf(c+8,"%d",&ver) == 1) {
//
// parsed version string correctly, blank out the
// version token from the source, we will add it later at
@@ -117,6 +110,10 @@ void ShaderParser::parseGLSLversion() {
for (int i=0; i<8; i++,cc++) *cc = ' ';
while (*cc < '0' || *cc > '9') { *cc = ' '; cc++; }
while (*cc >= '0' && *cc <= '9') { *cc = ' '; cc++; }
// Use the version from the source but only if
// it is larger than our minGLSLVersion
if (ver > minGLSLVersion) glslVersion = ver;
}
}
@@ -127,16 +124,13 @@ void ShaderParser::parseGLSLversion() {
}
//
// if no version token found, check if default glsl version
// has been requested through environment variable.
// allow to force GLSL version through environment variable
//
if (glslVersion == 0) {
const char *defVersion = getenv("GOOGLE_GLES_DEFAULT_GLSL_VERSION");
if (defVersion) {
if (sscanf(defVersion,"%d",&glslVersion) != 1) {
fprintf(stderr,"Wrong value to GOOGLE_GLES_DEFAULT_GLSL_VERSION, should be an integer\n");
glslVersion = 0;
}
const char *forceVersion = getenv("GOOGLE_GLES_FORCE_GLSL_VERSION");
if (forceVersion) {
int ver;
if (sscanf(forceVersion,"%d",&ver) == 1) {
glslVersion = ver;
}
}