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Catching up with Lindies part 2

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This commit is contained in:
Siana Gearz
2012-03-25 09:38:36 +02:00
parent 196e9d6c78
commit 3f0f955a76
113 changed files with 801 additions and 516 deletions
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70
indra/llrender/llgl.cpp
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@@ -111,6 +111,8 @@ void APIENTRY gl_debug_callback(GLenum source,
}
#endif
void parse_glsl_version(S32& major, S32& minor);
void ll_init_fail_log(std::string filename)
{
gFailLog.open(filename.c_str());
@@ -309,6 +311,7 @@ PFNGLGETACTIVEUNIFORMARBPROC glGetActiveUniformARB = NULL;
PFNGLGETUNIFORMFVARBPROC glGetUniformfvARB = NULL;
PFNGLGETUNIFORMIVARBPROC glGetUniformivARB = NULL;
PFNGLGETSHADERSOURCEARBPROC glGetShaderSourceARB = NULL;
PFNGLVERTEXATTRIBIPOINTERPROC glVertexAttribIPointer = NULL;
#if LL_WINDOWS
PFNWGLCREATECONTEXTATTRIBSARBPROC wglCreateContextAttribsARB = NULL;
@@ -458,7 +461,8 @@ LLGLManager::LLGLManager() :
mDriverVersionMinor(0),
mDriverVersionRelease(0),
mGLVersion(1.0f),
mGLSLVersionMajor(0),
mGLSLVersionMinor(0),
mVRAM(0),
mGLMaxVertexRange(0),
mGLMaxIndexRange(0)
@@ -569,6 +573,20 @@ bool LLGLManager::initGL()
mGLVersion = mDriverVersionMajor + mDriverVersionMinor * .1f;
if (mGLVersion >= 2.f)
{
parse_glsl_version(mGLSLVersionMajor, mGLSLVersionMinor);
#if LL_DARWIN
//never use GLSL greater than 1.20 on OSX
if (mGLSLVersionMajor > 1 || mGLSLVersionMinor >= 30)
{
mGLSLVersionMajor = 1;
mGLSLVersionMinor = 20;
}
#endif
}
// Trailing space necessary to keep "nVidia Corpor_ati_on" cards
// from being recognized as ATI.
if (mGLVendor.substr(0,4) == "ATI ")
@@ -1292,6 +1310,7 @@ void LLGLManager::initExtensions()
glVertexAttrib4uivARB = (PFNGLVERTEXATTRIB4UIVARBPROC) GLH_EXT_GET_PROC_ADDRESS("glVertexAttrib4uivARB");
glVertexAttrib4usvARB = (PFNGLVERTEXATTRIB4USVARBPROC) GLH_EXT_GET_PROC_ADDRESS("glVertexAttrib4usvARB");
glVertexAttribPointerARB = (PFNGLVERTEXATTRIBPOINTERARBPROC) GLH_EXT_GET_PROC_ADDRESS("glVertexAttribPointerARB");
glVertexAttribIPointer = (PFNGLVERTEXATTRIBIPOINTERPROC) GLH_EXT_GET_PROC_ADDRESS("glVertexAttribIPointer");
glEnableVertexAttribArrayARB = (PFNGLENABLEVERTEXATTRIBARRAYARBPROC) GLH_EXT_GET_PROC_ADDRESS("glEnableVertexAttribArrayARB");
glDisableVertexAttribArrayARB = (PFNGLDISABLEVERTEXATTRIBARRAYARBPROC) GLH_EXT_GET_PROC_ADDRESS("glDisableVertexAttribArrayARB");
glProgramStringARB = (PFNGLPROGRAMSTRINGARBPROC) GLH_EXT_GET_PROC_ADDRESS("glProgramStringARB");
@@ -2082,6 +2101,55 @@ void parse_gl_version( S32* major, S32* minor, S32* release, std::string* vendor
}
}
void parse_glsl_version(S32& major, S32& minor)
{
// GL_SHADING_LANGUAGE_VERSION returns a null-terminated string with the format:
// <major>.<minor>[.<release>] [<vendor specific>]
const char* version = (const char*) glGetString(GL_SHADING_LANGUAGE_VERSION);
major = 0;
minor = 0;
if( !version )
{
return;
}
std::string ver_copy( version );
S32 len = (S32)strlen( version ); /* Flawfinder: ignore */
S32 i = 0;
S32 start;
// Find the major version
start = i;
for( ; i < len; i++ )
{
if( '.' == version[i] )
{
break;
}
}
std::string major_str = ver_copy.substr(start,i-start);
LLStringUtil::convertToS32(major_str, major);
if( '.' == version[i] )
{
i++;
}
// Find the minor version
start = i;
for( ; i < len; i++ )
{
if( ('.' == version[i]) || isspace(version[i]) )
{
break;
}
}
std::string minor_str = ver_copy.substr(start,i-start);
LLStringUtil::convertToS32(minor_str, minor);
}
LLGLUserClipPlane::LLGLUserClipPlane(const LLPlane& p, const glh::matrix4f& modelview, const glh::matrix4f& projection, bool apply)
{
mApply = apply;