merged from 2.6.4-start tag in viewer-development

3 files changed, 68 insertions, 30 deletions

diff --git a/indra/llrender/llgl.cpp b/indra/llrender/llgl.cpp
index 6ea63809f8..c86c89fa9b 100644
--- a/indra/llrender/llgl.cpp
+++ b/indra/llrender/llgl.cpp
@@ -57,9 +57,12 @@
 BOOL gDebugSession = FALSE;
 BOOL gDebugGL = FALSE;
 BOOL gClothRipple = FALSE;
-BOOL gNoRender = FALSE;
+BOOL gHeadlessClient = FALSE;
 BOOL gGLActive = FALSE;
 
+static const std::string HEADLESS_VENDOR_STRING("Linden Lab");
+static const std::string HEADLESS_RENDERER_STRING("Headless");
+static const std::string HEADLESS_VERSION_STRING("1.0");
 
 std::ofstream gFailLog;
 
@@ -538,9 +541,19 @@ void LLGLManager::setToDebugGPU()
 
 void LLGLManager::getGLInfo(LLSD& info)
 {
-	info["GLInfo"]["GLVendor"] = std::string((const char *)glGetString(GL_VENDOR));
-	info["GLInfo"]["GLRenderer"] = std::string((const char *)glGetString(GL_RENDERER));
-	info["GLInfo"]["GLVersion"] = std::string((const char *)glGetString(GL_VERSION));
+	if (gHeadlessClient)
+	{
+		info["GLInfo"]["GLVendor"] = HEADLESS_VENDOR_STRING;
+		info["GLInfo"]["GLRenderer"] = HEADLESS_RENDERER_STRING;
+		info["GLInfo"]["GLVersion"] = HEADLESS_VERSION_STRING;
+		return;
+	}
+	else
+	{
+		info["GLInfo"]["GLVendor"] = std::string((const char *)glGetString(GL_VENDOR));
+		info["GLInfo"]["GLRenderer"] = std::string((const char *)glGetString(GL_RENDERER));
+		info["GLInfo"]["GLVersion"] = std::string((const char *)glGetString(GL_VERSION));
+	}
 
 #if !LL_MESA_HEADLESS
 	std::string all_exts = ll_safe_string((const char *)gGLHExts.mSysExts);
@@ -556,14 +569,22 @@ void LLGLManager::getGLInfo(LLSD& info)
 std::string LLGLManager::getGLInfoString()
 {
 	std::string info_str;
-	std::string all_exts, line;
 
-	info_str += std::string("GL_VENDOR      ") + ll_safe_string((const char *)glGetString(GL_VENDOR)) + std::string("\n");
-	info_str += std::string("GL_RENDERER    ") + ll_safe_string((const char *)glGetString(GL_RENDERER)) + std::string("\n");
-	info_str += std::string("GL_VERSION     ") + ll_safe_string((const char *)glGetString(GL_VERSION)) + std::string("\n");
+	if (gHeadlessClient)
+	{
+		info_str += std::string("GL_VENDOR      ") + HEADLESS_VENDOR_STRING + std::string("\n");
+		info_str += std::string("GL_RENDERER    ") + HEADLESS_RENDERER_STRING + std::string("\n");
+		info_str += std::string("GL_VERSION     ") + HEADLESS_VERSION_STRING + std::string("\n");
+	}
+	else
+	{
+		info_str += std::string("GL_VENDOR      ") + ll_safe_string((const char *)glGetString(GL_VENDOR)) + std::string("\n");
+		info_str += std::string("GL_RENDERER    ") + ll_safe_string((const char *)glGetString(GL_RENDERER)) + std::string("\n");
+		info_str += std::string("GL_VERSION     ") + ll_safe_string((const char *)glGetString(GL_VERSION)) + std::string("\n");
+	}
 
 #if !LL_MESA_HEADLESS 
-	all_exts = (const char *)gGLHExts.mSysExts;
+	std::string all_exts= ll_safe_string(((const char *)gGLHExts.mSysExts));
 	LLStringUtil::replaceChar(all_exts, ' ', '\n');
 	info_str += std::string("GL_EXTENSIONS:\n") + all_exts + std::string("\n");
 #endif
@@ -573,15 +594,21 @@ std::string LLGLManager::getGLInfoString()
 
 void LLGLManager::printGLInfoString()
 {
-	std::string info_str;
-	std::string all_exts, line;
-	
-	LL_INFOS("RenderInit") << "GL_VENDOR:     " << ((const char *)glGetString(GL_VENDOR)) << LL_ENDL;
-	LL_INFOS("RenderInit") << "GL_RENDERER:   " << ((const char *)glGetString(GL_RENDERER)) << LL_ENDL;
-	LL_INFOS("RenderInit") << "GL_VERSION:    " << ((const char *)glGetString(GL_VERSION)) << LL_ENDL;
+	if (gHeadlessClient)
+	{
+		LL_INFOS("RenderInit") << "GL_VENDOR:     " << HEADLESS_VENDOR_STRING << LL_ENDL;
+		LL_INFOS("RenderInit") << "GL_RENDERER:   " << HEADLESS_RENDERER_STRING << LL_ENDL;
+		LL_INFOS("RenderInit") << "GL_VERSION:    " << HEADLESS_VERSION_STRING << LL_ENDL;
+	}
+	else
+	{
+		LL_INFOS("RenderInit") << "GL_VENDOR:     " << ((const char *)glGetString(GL_VENDOR)) << LL_ENDL;
+		LL_INFOS("RenderInit") << "GL_RENDERER:   " << ((const char *)glGetString(GL_RENDERER)) << LL_ENDL;
+		LL_INFOS("RenderInit") << "GL_VERSION:    " << ((const char *)glGetString(GL_VERSION)) << LL_ENDL;
+	}
 
 #if !LL_MESA_HEADLESS
-	all_exts = std::string(gGLHExts.mSysExts);
+	std::string all_exts= ll_safe_string(((const char *)gGLHExts.mSysExts));
 	LLStringUtil::replaceChar(all_exts, ' ', '\n');
 	LL_DEBUGS("RenderInit") << "GL_EXTENSIONS:\n" << all_exts << LL_ENDL;
 #endif
@@ -590,7 +617,14 @@ void LLGLManager::printGLInfoString()
 std::string LLGLManager::getRawGLString()
 {
 	std::string gl_string;
-	gl_string = ll_safe_string((char*)glGetString(GL_VENDOR)) + " " + ll_safe_string((char*)glGetString(GL_RENDERER));
+	if (gHeadlessClient)
+	{
+		gl_string = HEADLESS_VENDOR_STRING + " " + HEADLESS_RENDERER_STRING;
+	}
+	else
+	{
+		gl_string = ll_safe_string((char*)glGetString(GL_VENDOR)) + " " + ll_safe_string((char*)glGetString(GL_RENDERER));
+	}
 	return gl_string;
 }
 
@@ -614,47 +648,47 @@ void LLGLManager::initExtensions()
 	mHasMultitexture = TRUE;
 # else
 	mHasMultitexture = FALSE;
-# endif
+# endif // GL_ARB_multitexture
 # ifdef GL_ARB_texture_env_combine
 	mHasARBEnvCombine = TRUE;	
 # else
 	mHasARBEnvCombine = FALSE;
-# endif
+# endif // GL_ARB_texture_env_combine
 # ifdef GL_ARB_texture_compression
 	mHasCompressedTextures = TRUE;
 # else
 	mHasCompressedTextures = FALSE;
-# endif
+# endif // GL_ARB_texture_compression
 # ifdef GL_ARB_vertex_buffer_object
 	mHasVertexBufferObject = TRUE;
 # else
 	mHasVertexBufferObject = FALSE;
-# endif
+# endif // GL_ARB_vertex_buffer_object
 # ifdef GL_EXT_framebuffer_object
 	mHasFramebufferObject = TRUE;
 # else
 	mHasFramebufferObject = FALSE;
-# endif
+# endif // GL_EXT_framebuffer_object
 # ifdef GL_EXT_framebuffer_multisample
 	mHasFramebufferMultisample = TRUE;
 # else
 	mHasFramebufferMultisample = FALSE;
-# endif
+# endif // GL_EXT_framebuffer_multisample
 # ifdef GL_ARB_draw_buffers
 	mHasDrawBuffers = TRUE;
 #else
 	mHasDrawBuffers = FALSE;
-# endif
+# endif // GL_ARB_draw_buffers
 # if defined(GL_NV_depth_clamp) || defined(GL_ARB_depth_clamp)
 	mHasDepthClamp = TRUE;
 #else
 	mHasDepthClamp = FALSE;
-#endif
+#endif // defined(GL_NV_depth_clamp) || defined(GL_ARB_depth_clamp)
 # if GL_EXT_blend_func_separate
 	mHasBlendFuncSeparate = TRUE;
 #else
 	mHasBlendFuncSeparate = FALSE;
-# endif
+# endif // GL_EXT_blend_func_separate
 	mHasMipMapGeneration = FALSE;
 	mHasSeparateSpecularColor = FALSE;
 	mHasAnisotropic = FALSE;
@@ -1145,7 +1179,7 @@ void assert_glerror()
 		}
 	}
 
-	if (!gNoRender && gDebugGL) 
+	if (gDebugGL) 
 	{
 		do_assert_glerror();
 	}
diff --git a/indra/llrender/llgl.h b/indra/llrender/llgl.h
index 85fab7a0f8..684fd50883 100644
--- a/indra/llrender/llgl.h
+++ b/indra/llrender/llgl.h
@@ -415,7 +415,7 @@ void set_binormals(const S32 index, const U32 stride, const LLVector3 *binormals
 void parse_gl_version( S32* major, S32* minor, S32* release, std::string* vendor_specific );
 
 extern BOOL gClothRipple;
-extern BOOL gNoRender;
+extern BOOL gHeadlessClient;
 extern BOOL gGLActive;
 
 #endif // LL_LLGL_H
diff --git a/indra/llrender/llimagegl.cpp b/indra/llrender/llimagegl.cpp
index e8e98211f1..d4ffd6f88e 100644
--- a/indra/llrender/llimagegl.cpp
+++ b/indra/llrender/llimagegl.cpp
@@ -967,12 +967,14 @@ BOOL LLImageGL::setSubImage(const U8* datap, S32 data_width, S32 data_height, S3
 	}
 	if (mTexName == 0)
 	{
-		llwarns << "Setting subimage on image without GL texture" << llendl;
+		// *TODO: Re-enable warning?  Ran into thread locking issues? DK 2011-02-18
+		//llwarns << "Setting subimage on image without GL texture" << llendl;
 		return FALSE;
 	}
 	if (datap == NULL)
 	{
-		llwarns << "Setting subimage on image with NULL datap" << llendl;
+		// *TODO: Re-enable warning?  Ran into thread locking issues? DK 2011-02-18
+		//llwarns << "Setting subimage on image with NULL datap" << llendl;
 		return FALSE;
 	}
 	
@@ -1100,6 +1102,7 @@ void LLImageGL::setManualImage(U32 target, S32 miplevel, S32 intformat, S32 widt
 //the texture is assiciate with some image by calling glTexImage outside LLImageGL
 BOOL LLImageGL::createGLTexture()
 {
+	if (gHeadlessClient) return FALSE;
 	if (gGLManager.mIsDisabled)
 	{
 		llwarns << "Trying to create a texture while GL is disabled!" << llendl;
@@ -1128,6 +1131,7 @@ BOOL LLImageGL::createGLTexture()
 
 BOOL LLImageGL::createGLTexture(S32 discard_level, const LLImageRaw* imageraw, S32 usename/*=0*/, BOOL to_create, S32 category)
 {
+	if (gHeadlessClient) return FALSE;
 	if (gGLManager.mIsDisabled)
 	{
 		llwarns << "Trying to create a texture while GL is disabled!" << llendl;