diff options
Diffstat (limited to 'indra/llrender/llglslshader.h')
| -rw-r--r-- | indra/llrender/llglslshader.h | 392 |
1 files changed, 216 insertions, 176 deletions
diff --git a/indra/llrender/llglslshader.h b/indra/llrender/llglslshader.h index 8f8834e80e..b8071248e2 100644 --- a/indra/llrender/llglslshader.h +++ b/indra/llrender/llglslshader.h @@ -1,25 +1,25 @@ -/** +/** * @file llglslshader.h * @brief GLSL shader wrappers * * $LicenseInfo:firstyear=2001&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2010, Linden Research, Inc. - * + * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; * version 2.1 of the License only. - * + * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. - * + * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * + * * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ @@ -35,34 +35,28 @@ class LLShaderFeatures { public: - bool atmosphericHelpers; - bool calculatesLighting; - bool calculatesAtmospherics; - bool hasLighting; // implies no transport (it's possible to have neither though) - bool isAlphaLighting; // indicates lighting shaders need not be linked in (lighting performed directly in alpha shader to match deferred lighting functions) - bool isShiny; - bool isFullbright; // implies no lighting - bool isSpecular; - bool hasWaterFog; // implies no gamma - bool hasTransport; // implies no lighting (it's possible to have neither though) - bool hasSkinning; - bool hasObjectSkinning; - bool hasAtmospherics; - bool hasGamma; - bool hasShadows; - bool hasAmbientOcclusion; - bool hasSrgb; - bool encodesNormal; - bool isDeferred; - bool hasIndirect; - S32 mIndexedTextureChannels; - bool disableTextureIndex; - bool hasAlphaMask; - bool attachNothing; - - // char numLights; - - LLShaderFeatures(); + S32 mIndexedTextureChannels = 0; + bool calculatesLighting = false; + bool calculatesAtmospherics = false; + bool hasLighting = false; // implies no transport (it's possible to have neither though) + bool isAlphaLighting = false; // indicates lighting shaders need not be linked in (lighting performed directly in alpha shader to match deferred lighting functions) + bool isSpecular = false; + bool hasWaterFog = false; // implies no gamma + bool hasTransport = false; // implies no lighting (it's possible to have neither though) + bool hasSkinning = false; + bool hasObjectSkinning = false; + bool hasAtmospherics = false; + bool hasGamma = false; + bool hasShadows = false; + bool hasAmbientOcclusion = false; + bool hasSrgb = false; + bool encodesNormal = false; // include: shaders\class1\environment\encodeNormF.glsl + bool isDeferred = false; + bool hasScreenSpaceReflections = false; + bool disableTextureIndex = false; + bool hasAlphaMask = false; + bool hasReflectionProbes = false; + bool attachNothing = false; }; // ============= Structure for caching shader uniforms =============== @@ -106,7 +100,7 @@ public: { mVectors.push_back({ index, value }); } - + void uniform4fv(S32 index, const F32* value) { mVectors.push_back({ index, LLVector4(value) }); @@ -117,8 +111,13 @@ public: mVector3s.push_back({ index, value }); } + void uniform3fv(S32 index, const F32* value) + { + mVector3s.push_back({ index, LLVector3(value) }); + } + void apply(LLGLSLShader* shader); - + std::vector<IntSetting> mIntegers; std::vector<FloatSetting> mFloats; @@ -128,170 +127,206 @@ public: class LLGLSLShader { public: + // NOTE: Keep gShaderConsts and LLGLSLShader::ShaderConsts_e in sync! + enum eShaderConsts + { + SHADER_CONST_CLOUD_MOON_DEPTH + , SHADER_CONST_STAR_DEPTH + , NUM_SHADER_CONSTS + }; // enum primarily used to control application sky settings uniforms - typedef enum - { - SG_DEFAULT = 0, // not sky or water specific - SG_SKY, // - SG_WATER, + typedef enum + { + SG_DEFAULT = 0, // not sky or water specific + SG_SKY, // + SG_WATER, SG_ANY, SG_COUNT - } eGroup; - - static std::set<LLGLSLShader*> sInstances; - static bool sProfileEnabled; - - LLGLSLShader(); - ~LLGLSLShader(); - - static GLuint sCurBoundShader; - static LLGLSLShader* sCurBoundShaderPtr; - static S32 sIndexedTextureChannels; - - static void initProfile(); - static void finishProfile(bool emit_report = true); - - static void startProfile(); - static void stopProfile(U32 count, U32 mode); - - void unload(); - void clearStats(); - void dumpStats(); - void placeProfileQuery(); - void readProfileQuery(U32 count, U32 mode); - - BOOL createShader(std::vector<LLStaticHashedString> * attributes, - std::vector<LLStaticHashedString> * uniforms, - U32 varying_count = 0, - const char** varyings = NULL); + } eGroup; + + static std::set<LLGLSLShader*> sInstances; + static bool sProfileEnabled; + + LLGLSLShader(); + ~LLGLSLShader(); + + static GLuint sCurBoundShader; + static LLGLSLShader* sCurBoundShaderPtr; + static S32 sIndexedTextureChannels; + + static void initProfile(); + static void finishProfile(bool emit_report = true); + + static void startProfile(); + static void stopProfile(); + + void unload(); + void clearStats(); + void dumpStats(); + + // place query objects for profiling if profiling is enabled + // if for_runtime is true, will place timer query only whether or not profiling is enabled + void placeProfileQuery(bool for_runtime = false); + + // Readback query objects if profiling is enabled + // If for_runtime is true, will readback timer query iff query is available + // Will return false if a query is pending (try again later) + // If force_read is true, will force an immediate readback (severe performance penalty) + bool readProfileQuery(bool for_runtime = false, bool force_read = false); + + BOOL createShader(std::vector<LLStaticHashedString>* attributes, + std::vector<LLStaticHashedString>* uniforms, + U32 varying_count = 0, + const char** varyings = NULL); BOOL attachFragmentObject(std::string object); BOOL attachVertexObject(std::string object); - void attachObject(GLuint object); - void attachObjects(GLuint* objects = NULL, S32 count = 0); - BOOL mapAttributes(const std::vector<LLStaticHashedString> * attributes); - BOOL mapUniforms(const std::vector<LLStaticHashedString> *); - void mapUniform(GLint index, const std::vector<LLStaticHashedString> *); - void uniform1i(U32 index, GLint i); - void uniform1f(U32 index, GLfloat v); - void uniform2f(U32 index, GLfloat x, GLfloat y); - void uniform3f(U32 index, GLfloat x, GLfloat y, GLfloat z); - void uniform4f(U32 index, GLfloat x, GLfloat y, GLfloat z, GLfloat w); - void uniform1iv(U32 index, U32 count, const GLint* i); - void uniform1fv(U32 index, U32 count, const GLfloat* v); - void uniform2fv(U32 index, U32 count, const GLfloat* v); - void uniform3fv(U32 index, U32 count, const GLfloat* v); - void uniform4fv(U32 index, U32 count, const GLfloat* v); - void uniform2i(const LLStaticHashedString& uniform, GLint i, GLint j); - void uniformMatrix2fv(U32 index, U32 count, GLboolean transpose, const GLfloat *v); - void uniformMatrix3fv(U32 index, U32 count, GLboolean transpose, const GLfloat *v); - void uniformMatrix3x4fv(U32 index, U32 count, GLboolean transpose, const GLfloat *v); - void uniformMatrix4fv(U32 index, U32 count, GLboolean transpose, const GLfloat *v); - void uniform1i(const LLStaticHashedString& uniform, GLint i); - void uniform1f(const LLStaticHashedString& uniform, GLfloat v); - void uniform2f(const LLStaticHashedString& uniform, GLfloat x, GLfloat y); - void uniform3f(const LLStaticHashedString& uniform, GLfloat x, GLfloat y, GLfloat z); - void uniform1fv(const LLStaticHashedString& uniform, U32 count, const GLfloat* v); - void uniform2fv(const LLStaticHashedString& uniform, U32 count, const GLfloat* v); - void uniform3fv(const LLStaticHashedString& uniform, U32 count, const GLfloat* v); - void uniform4fv(const LLStaticHashedString& uniform, U32 count, const GLfloat* v); - void uniformMatrix4fv(const LLStaticHashedString& uniform, U32 count, GLboolean transpose, const GLfloat *v); - - void setMinimumAlpha(F32 minimum); - - void vertexAttrib4f(U32 index, GLfloat x, GLfloat y, GLfloat z, GLfloat w); - void vertexAttrib4fv(U32 index, GLfloat* v); - - //GLint getUniformLocation(const std::string& uniform); - GLint getUniformLocation(const LLStaticHashedString& uniform); - GLint getUniformLocation(U32 index); - - GLint getAttribLocation(U32 attrib); - GLint mapUniformTextureChannel(GLint location, GLenum type); - + void attachObject(GLuint object); + void attachObjects(GLuint* objects = NULL, S32 count = 0); + BOOL mapAttributes(const std::vector<LLStaticHashedString>* attributes); + BOOL mapUniforms(const std::vector<LLStaticHashedString>*); + void mapUniform(GLint index, const std::vector<LLStaticHashedString>*); + void uniform1i(U32 index, GLint i); + void uniform1f(U32 index, GLfloat v); + void fastUniform1f(U32 index, GLfloat v); + void uniform2f(U32 index, GLfloat x, GLfloat y); + void uniform3f(U32 index, GLfloat x, GLfloat y, GLfloat z); + void uniform4f(U32 index, GLfloat x, GLfloat y, GLfloat z, GLfloat w); + void uniform1iv(U32 index, U32 count, const GLint* i); + void uniform4iv(U32 index, U32 count, const GLint* i); + void uniform1fv(U32 index, U32 count, const GLfloat* v); + void uniform2fv(U32 index, U32 count, const GLfloat* v); + void uniform3fv(U32 index, U32 count, const GLfloat* v); + void uniform4fv(U32 index, U32 count, const GLfloat* v); + void uniform2i(const LLStaticHashedString& uniform, GLint i, GLint j); + void uniformMatrix2fv(U32 index, U32 count, GLboolean transpose, const GLfloat* v); + void uniformMatrix3fv(U32 index, U32 count, GLboolean transpose, const GLfloat* v); + void uniformMatrix3x4fv(U32 index, U32 count, GLboolean transpose, const GLfloat* v); + void uniformMatrix4fv(U32 index, U32 count, GLboolean transpose, const GLfloat* v); + void uniform1i(const LLStaticHashedString& uniform, GLint i); + void uniform1iv(const LLStaticHashedString& uniform, U32 count, const GLint* v); + void uniform4iv(const LLStaticHashedString& uniform, U32 count, const GLint* v); + void uniform1f(const LLStaticHashedString& uniform, GLfloat v); + void uniform2f(const LLStaticHashedString& uniform, GLfloat x, GLfloat y); + void uniform3f(const LLStaticHashedString& uniform, GLfloat x, GLfloat y, GLfloat z); + void uniform1fv(const LLStaticHashedString& uniform, U32 count, const GLfloat* v); + void uniform2fv(const LLStaticHashedString& uniform, U32 count, const GLfloat* v); + void uniform3fv(const LLStaticHashedString& uniform, U32 count, const GLfloat* v); + void uniform4fv(const LLStaticHashedString& uniform, U32 count, const GLfloat* v); + void uniformMatrix4fv(const LLStaticHashedString& uniform, U32 count, GLboolean transpose, const GLfloat* v); + + void setMinimumAlpha(F32 minimum); + + void vertexAttrib4f(U32 index, GLfloat x, GLfloat y, GLfloat z, GLfloat w); + void vertexAttrib4fv(U32 index, GLfloat* v); + + //GLint getUniformLocation(const std::string& uniform); + GLint getUniformLocation(const LLStaticHashedString& uniform); + GLint getUniformLocation(U32 index); + + GLint getAttribLocation(U32 attrib); + GLint mapUniformTextureChannel(GLint location, GLenum type, GLint size); + void clearPermutations(); - void addPermutation(std::string name, std::string value); - void removePermutation(std::string name); - - //enable/disable texture channel for specified uniform - //if given texture uniform is active in the shader, - //the corresponding channel will be active upon return - //returns channel texture is enabled in from [0-MAX) - S32 enableTexture(S32 uniform, LLTexUnit::eTextureType mode = LLTexUnit::TT_TEXTURE, LLTexUnit::eTextureColorSpace space = LLTexUnit::TCS_LINEAR); + void addPermutation(std::string name, std::string value); + void removePermutation(std::string name); + + void addConstant(const LLGLSLShader::eShaderConsts shader_const); + + //enable/disable texture channel for specified uniform + //if given texture uniform is active in the shader, + //the corresponding channel will be active upon return + //returns channel texture is enabled in from [0-MAX) + S32 enableTexture(S32 uniform, LLTexUnit::eTextureType mode = LLTexUnit::TT_TEXTURE, LLTexUnit::eTextureColorSpace space = LLTexUnit::TCS_LINEAR); S32 disableTexture(S32 uniform, LLTexUnit::eTextureType mode = LLTexUnit::TT_TEXTURE, LLTexUnit::eTextureColorSpace space = LLTexUnit::TCS_LINEAR); - - // bindTexture returns the texture unit we've bound the texture to. - // You can reuse the return value to unbind a texture when required. - S32 bindTexture(const std::string& uniform, LLTexture *texture, LLTexUnit::eTextureType mode = LLTexUnit::TT_TEXTURE, LLTexUnit::eTextureColorSpace space = LLTexUnit::TCS_LINEAR); - S32 bindTexture(S32 uniform, LLTexture *texture, LLTexUnit::eTextureType mode = LLTexUnit::TT_TEXTURE, LLTexUnit::eTextureColorSpace space = LLTexUnit::TCS_LINEAR); - S32 unbindTexture(const std::string& uniform, LLTexUnit::eTextureType mode = LLTexUnit::TT_TEXTURE); - S32 unbindTexture(S32 uniform, LLTexUnit::eTextureType mode = LLTexUnit::TT_TEXTURE); - + + // get the texture channel of the given uniform, or -1 if uniform is not used as a texture + S32 getTextureChannel(S32 uniform) const; + + // bindTexture returns the texture unit we've bound the texture to. + // You can reuse the return value to unbind a texture when required. + S32 bindTexture(const std::string& uniform, LLTexture* texture, LLTexUnit::eTextureType mode = LLTexUnit::TT_TEXTURE, LLTexUnit::eTextureColorSpace space = LLTexUnit::TCS_LINEAR); + S32 bindTexture(S32 uniform, LLTexture* texture, LLTexUnit::eTextureType mode = LLTexUnit::TT_TEXTURE, LLTexUnit::eTextureColorSpace space = LLTexUnit::TCS_LINEAR); + S32 bindTexture(const std::string& uniform, LLRenderTarget* texture, bool depth = false, LLTexUnit::eTextureFilterOptions mode = LLTexUnit::TFO_BILINEAR); + S32 bindTexture(S32 uniform, LLRenderTarget* texture, bool depth = false, LLTexUnit::eTextureFilterOptions mode = LLTexUnit::TFO_BILINEAR, U32 index = 0); + S32 unbindTexture(const std::string& uniform, LLTexUnit::eTextureType mode = LLTexUnit::TT_TEXTURE); + S32 unbindTexture(S32 uniform, LLTexUnit::eTextureType mode = LLTexUnit::TT_TEXTURE); + BOOL link(BOOL suppress_errors = FALSE); - void bind(); + void bind(); //helper to conditionally bind mRiggedVariant instead of this void bind(bool rigged); - void unbind(); + + bool isComplete() const { return mProgramObject != 0; } + + LLUUID hash(); - // Unbinds any previously bound shader by explicitly binding no shader. - static void bindNoShader(void); + // Unbinds any previously bound shader by explicitly binding no shader. + static void unbind(); - U32 mMatHash[LLRender::NUM_MATRIX_MODES]; - U32 mLightHash; + U32 mMatHash[LLRender::NUM_MATRIX_MODES]; + U32 mLightHash; - GLuint mProgramObject; + GLuint mProgramObject; #if LL_RELEASE_WITH_DEBUG_INFO - struct attr_name - { - GLint loc; - const char *name; - void operator = (GLint _loc) { loc = _loc; } - operator GLint () { return loc; } - }; - std::vector<attr_name> mAttribute; //lookup table of attribute enum to attribute channel + struct attr_name + { + GLint loc; + const char* name; + void operator = (GLint _loc) { loc = _loc; } + operator GLint () { return loc; } + }; + std::vector<attr_name> mAttribute; //lookup table of attribute enum to attribute channel #else - std::vector<GLint> mAttribute; //lookup table of attribute enum to attribute channel + std::vector<GLint> mAttribute; //lookup table of attribute enum to attribute channel #endif - U32 mAttributeMask; //mask of which reserved attributes are set (lines up with LLVertexBuffer::getTypeMask()) - std::vector<GLint> mUniform; //lookup table of uniform enum to uniform location - LLStaticStringTable<GLint> mUniformMap; //lookup map of uniform name to uniform location - typedef std::unordered_map<GLint, std::string> uniform_name_map_t; + U32 mAttributeMask; //mask of which reserved attributes are set (lines up with LLVertexBuffer::getTypeMask()) + std::vector<GLint> mUniform; //lookup table of uniform enum to uniform location + LLStaticStringTable<GLint> mUniformMap; //lookup map of uniform name to uniform location typedef std::unordered_map<GLint, LLVector4> uniform_value_map_t; - uniform_name_map_t mUniformNameMap; //lookup map of uniform location to uniform name - uniform_value_map_t mValue; //lookup map of uniform location to last known value - std::vector<GLint> mTexture; - S32 mTotalUniformSize; - S32 mActiveTextureChannels; - S32 mShaderLevel; - S32 mShaderGroup; // see LLGLSLShader::eGroup - BOOL mUniformsDirty; - LLShaderFeatures mFeatures; - std::vector< std::pair< std::string, GLenum > > mShaderFiles; - std::string mName; - typedef std::unordered_map<std::string, std::string> defines_map_t; - defines_map_t mDefines; - - //statistcis for profiling shader performance - U32 mTimerQuery; - U32 mSamplesQuery; - U64 mTimeElapsed; - static U64 sTotalTimeElapsed; - U32 mTrianglesDrawn; - static U32 sTotalTrianglesDrawn; - U64 mSamplesDrawn; - static U64 sTotalSamplesDrawn; - U32 mDrawCalls; - static U32 sTotalDrawCalls; - - bool mTextureStateFetched; - std::vector<U32> mTextureMagFilter; - std::vector<U32> mTextureMinFilter; + uniform_value_map_t mValue; //lookup map of uniform location to last known value + std::vector<GLint> mTexture; + S32 mTotalUniformSize; + S32 mActiveTextureChannels; + S32 mShaderLevel; + S32 mShaderGroup; // see LLGLSLShader::eGroup + BOOL mUniformsDirty; + LLShaderFeatures mFeatures; + std::vector< std::pair< std::string, GLenum > > mShaderFiles; + std::string mName; + typedef std::map<std::string, std::string> defines_map_t; //NOTE: this must be an ordered map to maintain hash consistency + defines_map_t mDefines; + static defines_map_t sGlobalDefines; + LLUUID mShaderHash; + bool mUsingBinaryProgram = false; + + //statistics for profiling shader performance + bool mProfilePending = false; + U32 mTimerQuery; + U32 mSamplesQuery; + U32 mPrimitivesQuery; + + U64 mTimeElapsed; + static U64 sTotalTimeElapsed; + U32 mTrianglesDrawn; + static U32 sTotalTrianglesDrawn; + U64 mSamplesDrawn; + static U64 sTotalSamplesDrawn; + U32 mBinds; + static U32 sTotalBinds; // this pointer should be set to whichever shader represents this shader's rigged variant LLGLSLShader* mRiggedVariant = nullptr; + // hacky flag used for optimization in LLDrawPoolAlpha + bool mCanBindFast = false; + +#ifdef LL_PROFILER_ENABLE_RENDER_DOC + void setLabel(const char* label); +#endif + private: - void unloadInternal(); + void unloadInternal(); }; //UI shader (declared here so llui_libtest will link properly) @@ -301,5 +336,10 @@ extern LLGLSLShader gSolidColorProgram; //Alpha mask shader (declared here so llappearance can access properly) extern LLGLSLShader gAlphaMaskProgram; +#ifdef LL_PROFILER_ENABLE_RENDER_DOC +#define LL_SET_SHADER_LABEL(shader) shader.setLabel(#shader) +#else +#define LL_SET_SHADER_LABEL(shader, label) +#endif #endif |