diff options
Diffstat (limited to 'indra/llrender/llshadermgr.cpp')
| -rw-r--r-- | indra/llrender/llshadermgr.cpp | 42 |
1 files changed, 32 insertions, 10 deletions
diff --git a/indra/llrender/llshadermgr.cpp b/indra/llrender/llshadermgr.cpp index bdc103b917..751b250d96 100644 --- a/indra/llrender/llshadermgr.cpp +++ b/indra/llrender/llshadermgr.cpp @@ -462,7 +462,11 @@ GLhandleARB LLShaderMgr::loadShaderFile(const std::string& filename, S32 & shade GLcharARB* text[1024]; GLuint count = 0; - if (gGLManager.mGLVersion < 3.f) + if (gGLManager.mGLVersion < 2.1f) + { + text[count++] = strdup("#version 110\n"); + } + else if (gGLManager.mGLVersion < 3.f) { //set version to 1.20 text[count++] = strdup("#version 120\n"); @@ -524,7 +528,12 @@ GLhandleARB LLShaderMgr::loadShaderFile(const std::string& filename, S32 & shade text[count++] = strdup("{\n"); - if (gGLManager.mGLVersion >= 3.f) + if (texture_index_channels == 1) + { //don't use flow control, that's silly + text[count++] = strdup("return texture2D(tex0, texcoord);\n"); + text[count++] = strdup("}\n"); + } + else if (gGLManager.mGLVersion >= 3.f) { text[count++] = strdup("\tswitch (int(vary_texture_index+0.25))\n"); text[count++] = strdup("\t{\n"); @@ -537,6 +546,8 @@ GLhandleARB LLShaderMgr::loadShaderFile(const std::string& filename, S32 & shade } text[count++] = strdup("\t}\n"); + text[count++] = strdup("\treturn vec4(0,0,0,0);\n"); + text[count++] = strdup("}\n"); } else { @@ -557,10 +568,10 @@ GLhandleARB LLShaderMgr::loadShaderFile(const std::string& filename, S32 & shade std::string if_str = llformat("if (ti == %d) return texture2D(tex%d, texcoord);\n", i, i); text[count++] = strdup(if_str.c_str()); } - } - text[count++] = strdup("\treturn vec4(0,0,0,0);\n"); - text[count++] = strdup("}\n"); + text[count++] = strdup("\treturn vec4(0,0,0,0);\n"); + text[count++] = strdup("}\n"); + } } //copy file into memory @@ -605,11 +616,6 @@ GLhandleARB LLShaderMgr::loadShaderFile(const std::string& filename, S32 & shade } } - //free memory - for (GLuint i = 0; i < count; i++) - { - free(text[i]); - } if (error == GL_NO_ERROR) { //check for errors @@ -623,6 +629,16 @@ GLhandleARB LLShaderMgr::loadShaderFile(const std::string& filename, S32 & shade //an error occured, print log LL_WARNS("ShaderLoading") << "GLSL Compilation Error: (" << error << ") in " << filename << LL_ENDL; dumpObjectLog(ret); + + std::stringstream ostr; + //dump shader source for debugging + for (GLuint i = 0; i < count; i++) + { + ostr << i << ": " << text[i]; + } + + LL_WARNS("ShaderLoading") << "\n" << ostr.str() << llendl; + ret = 0; } } @@ -633,6 +649,12 @@ GLhandleARB LLShaderMgr::loadShaderFile(const std::string& filename, S32 & shade } stop_glerror(); + //free memory + for (GLuint i = 0; i < count; i++) + { + free(text[i]); + } + //successfully loaded, save results if (ret) { |