diff options
Diffstat (limited to 'src/opengl/qglextensions.cpp')
| -rw-r--r-- | src/opengl/qglextensions.cpp | 174 |
1 files changed, 148 insertions, 26 deletions
diff --git a/src/opengl/qglextensions.cpp b/src/opengl/qglextensions.cpp index 8357cf9..5ba669b 100644 --- a/src/opengl/qglextensions.cpp +++ b/src/opengl/qglextensions.cpp @@ -150,36 +150,158 @@ bool qt_resolve_buffer_extensions(QGLContext *ctx) bool qt_resolve_glsl_extensions(QGLContext *ctx) { +#if defined(QT_OPENGL_ES_2) + // The GLSL shader functions are always present in OpenGL/ES 2.0. + // The only exceptions are glGetProgramBinaryOES and glProgramBinaryOES. + if (!QGLContextPrivate::qt_get_extension_funcs(ctx).qt_glslResolved) { + glGetProgramBinaryOES = (_glGetProgramBinaryOES) ctx->getProcAddress(QLatin1String("glGetProgramBinaryOES")); + glProgramBinaryOES = (_glProgramBinaryOES) ctx->getProcAddress(QLatin1String("glProgramBinaryOES")); + QGLContextPrivate::qt_get_extension_funcs(ctx).qt_glslResolved = true; + } + return true; +#else if (glCreateShader) return true; glCreateShader = (_glCreateShader) ctx->getProcAddress(QLatin1String("glCreateShader")); - glShaderSource = (_glShaderSource) ctx->getProcAddress(QLatin1String("glShaderSource")); - glCompileShader = (_glCompileShader) ctx->getProcAddress(QLatin1String("glCompileShader")); - glDeleteShader = (_glDeleteShader) ctx->getProcAddress(QLatin1String("glDeleteShader")); - - glCreateProgram = (_glCreateProgram) ctx->getProcAddress(QLatin1String("glCreateProgram")); - glAttachShader = (_glAttachShader) ctx->getProcAddress(QLatin1String("glAttachShader")); - glDetachShader = (_glDetachShader) ctx->getProcAddress(QLatin1String("glDetachShader")); - glLinkProgram = (_glLinkProgram) ctx->getProcAddress(QLatin1String("glLinkProgram")); - glUseProgram = (_glUseProgram) ctx->getProcAddress(QLatin1String("glUseProgram")); - glDeleteProgram = (_glDeleteProgram) ctx->getProcAddress(QLatin1String("glDeleteProgram")); - - glGetShaderInfoLog = (_glGetShaderInfoLog) ctx->getProcAddress(QLatin1String("glGetShaderInfoLog")); - glGetShaderiv = (_glGetShaderiv) ctx->getProcAddress(QLatin1String("glGetShaderiv")); - glGetProgramiv = (_glGetProgramiv) ctx->getProcAddress(QLatin1String("glGetProgramiv")); - - glGetUniformLocation = (_glGetUniformLocation) ctx->getProcAddress(QLatin1String("glGetUniformLocation")); - glUniform4fv = (_glUniform4fv) ctx->getProcAddress(QLatin1String("glUniform4fv")); - glUniform3fv = (_glUniform3fv) ctx->getProcAddress(QLatin1String("glUniform3fv")); - glUniform2fv = (_glUniform2fv) ctx->getProcAddress(QLatin1String("glUniform2fv")); - glUniform1fv = (_glUniform1fv) ctx->getProcAddress(QLatin1String("glUniform1fv")); - glUniform1i = (_glUniform1i) ctx->getProcAddress(QLatin1String("glUniform1i")); - - return glCreateShader && glShaderSource && glCompileShader && glDeleteProgram && - glCreateProgram && glAttachShader && glDetachShader && glLinkProgram && glUseProgram && - glDeleteProgram && glGetShaderInfoLog && glGetShaderiv && glGetProgramiv && glGetUniformLocation && - glUniform1i && glUniform1fv && glUniform2fv && glUniform3fv && glUniform4fv; + if (glCreateShader) { + glShaderSource = (_glShaderSource) ctx->getProcAddress(QLatin1String("glShaderSource")); + glShaderBinary = (_glShaderBinary) ctx->getProcAddress(QLatin1String("glShaderBinary")); + glCompileShader = (_glCompileShader) ctx->getProcAddress(QLatin1String("glCompileShader")); + glDeleteShader = (_glDeleteShader) ctx->getProcAddress(QLatin1String("glDeleteShader")); + glIsShader = (_glIsShader) ctx->getProcAddress(QLatin1String("glIsShader")); + + glCreateProgram = (_glCreateProgram) ctx->getProcAddress(QLatin1String("glCreateProgram")); + glAttachShader = (_glAttachShader) ctx->getProcAddress(QLatin1String("glAttachShader")); + glDetachShader = (_glDetachShader) ctx->getProcAddress(QLatin1String("glDetachShader")); + glLinkProgram = (_glLinkProgram) ctx->getProcAddress(QLatin1String("glLinkProgram")); + glUseProgram = (_glUseProgram) ctx->getProcAddress(QLatin1String("glUseProgram")); + glDeleteProgram = (_glDeleteProgram) ctx->getProcAddress(QLatin1String("glDeleteProgram")); + glIsProgram = (_glIsProgram) ctx->getProcAddress(QLatin1String("glIsProgram")); + + glGetShaderInfoLog = (_glGetShaderInfoLog) ctx->getProcAddress(QLatin1String("glGetShaderInfoLog")); + glGetShaderiv = (_glGetShaderiv) ctx->getProcAddress(QLatin1String("glGetShaderiv")); + glGetShaderSource = (_glGetShaderSource) ctx->getProcAddress(QLatin1String("glGetShaderSource")); + glGetProgramiv = (_glGetProgramiv) ctx->getProcAddress(QLatin1String("glGetProgramiv")); + glGetProgramInfoLog = (_glGetProgramInfoLog) ctx->getProcAddress(QLatin1String("glGetProgramInfoLog")); + + glGetUniformLocation = (_glGetUniformLocation) ctx->getProcAddress(QLatin1String("glGetUniformLocation")); + glUniform4fv = (_glUniform4fv) ctx->getProcAddress(QLatin1String("glUniform4fv")); + glUniform3fv = (_glUniform3fv) ctx->getProcAddress(QLatin1String("glUniform3fv")); + glUniform2fv = (_glUniform2fv) ctx->getProcAddress(QLatin1String("glUniform2fv")); + glUniform1fv = (_glUniform1fv) ctx->getProcAddress(QLatin1String("glUniform1fv")); + glUniform1i = (_glUniform1i) ctx->getProcAddress(QLatin1String("glUniform1i")); + glUniform1iv = (_glUniform1iv) ctx->getProcAddress(QLatin1String("glUniform1iv")); + glUniformMatrix2fv = (_glUniformMatrix2fv) ctx->getProcAddress(QLatin1String("glUniformMatrix2fv")); + glUniformMatrix3fv = (_glUniformMatrix3fv) ctx->getProcAddress(QLatin1String("glUniformMatrix3fv")); + glUniformMatrix4fv = (_glUniformMatrix4fv) ctx->getProcAddress(QLatin1String("glUniformMatrix4fv")); + glUniformMatrix2x3fv = (_glUniformMatrix2x3fv) ctx->getProcAddress(QLatin1String("glUniformMatrix2x3fv")); + glUniformMatrix2x4fv = (_glUniformMatrix2x4fv) ctx->getProcAddress(QLatin1String("glUniformMatrix2x4fv")); + glUniformMatrix3x2fv = (_glUniformMatrix3x2fv) ctx->getProcAddress(QLatin1String("glUniformMatrix3x2fv")); + glUniformMatrix3x4fv = (_glUniformMatrix3x4fv) ctx->getProcAddress(QLatin1String("glUniformMatrix3x4fv")); + glUniformMatrix4x2fv = (_glUniformMatrix4x2fv) ctx->getProcAddress(QLatin1String("glUniformMatrix4x2fv")); + glUniformMatrix4x3fv = (_glUniformMatrix4x3fv) ctx->getProcAddress(QLatin1String("glUniformMatrix4x3fv")); + + glBindAttribLocation = (_glBindAttribLocation) ctx->getProcAddress(QLatin1String("glBindAttribLocation")); + glGetAttribLocation = (_glGetAttribLocation) ctx->getProcAddress(QLatin1String("glGetAttribLocation")); + glVertexAttrib1fv = (_glVertexAttrib1fv) ctx->getProcAddress(QLatin1String("glVertexAttrib1fv")); + glVertexAttrib2fv = (_glVertexAttrib2fv) ctx->getProcAddress(QLatin1String("glVertexAttrib2fv")); + glVertexAttrib3fv = (_glVertexAttrib3fv) ctx->getProcAddress(QLatin1String("glVertexAttrib3fv")); + glVertexAttrib4fv = (_glVertexAttrib4fv) ctx->getProcAddress(QLatin1String("glVertexAttrib4fv")); + glVertexAttribPointer = (_glVertexAttribPointer) ctx->getProcAddress(QLatin1String("glVertexAttribPointer")); + glDisableVertexAttribArray = (_glDisableVertexAttribArray) ctx->getProcAddress(QLatin1String("glDisableVertexAttribArray")); + glEnableVertexAttribArray = (_glEnableVertexAttribArray) ctx->getProcAddress(QLatin1String("glEnableVertexAttribArray")); + } else { + // We may not have the standard shader functions, but we might + // have the older ARB functions instead. + glCreateShader = (_glCreateShader) ctx->getProcAddress(QLatin1String("glCreateShaderObjectARB")); + glShaderSource = (_glShaderSource) ctx->getProcAddress(QLatin1String("glShaderSourceARB")); + glShaderBinary = (_glShaderBinary) ctx->getProcAddress(QLatin1String("glShaderBinaryARB")); + glCompileShader = (_glCompileShader) ctx->getProcAddress(QLatin1String("glCompileShaderARB")); + glDeleteShader = (_glDeleteShader) ctx->getProcAddress(QLatin1String("glDeleteObjectARB")); + glIsShader = 0; + + glCreateProgram = (_glCreateProgram) ctx->getProcAddress(QLatin1String("glCreateProgramObjectARB")); + glAttachShader = (_glAttachShader) ctx->getProcAddress(QLatin1String("glAttachObjectARB")); + glDetachShader = (_glDetachShader) ctx->getProcAddress(QLatin1String("glDetachObjectARB")); + glLinkProgram = (_glLinkProgram) ctx->getProcAddress(QLatin1String("glLinkProgramARB")); + glUseProgram = (_glUseProgram) ctx->getProcAddress(QLatin1String("glUseProgramObjectARB")); + glDeleteProgram = (_glDeleteProgram) ctx->getProcAddress(QLatin1String("glDeleteObjectARB")); + glIsProgram = 0; + + glGetShaderInfoLog = (_glGetShaderInfoLog) ctx->getProcAddress(QLatin1String("glGetInfoLogARB")); + glGetShaderiv = (_glGetShaderiv) ctx->getProcAddress(QLatin1String("glGetObjectParameterivARB")); + glGetShaderSource = (_glGetShaderSource) ctx->getProcAddress(QLatin1String("glGetShaderSourceARB")); + glGetProgramiv = (_glGetProgramiv) ctx->getProcAddress(QLatin1String("glGetObjectParameterivARB")); + glGetProgramInfoLog = (_glGetProgramInfoLog) ctx->getProcAddress(QLatin1String("glGetInfoLogARB")); + + glGetUniformLocation = (_glGetUniformLocation) ctx->getProcAddress(QLatin1String("glGetUniformLocationARB")); + glUniform4fv = (_glUniform4fv) ctx->getProcAddress(QLatin1String("glUniform4fvARB")); + glUniform3fv = (_glUniform3fv) ctx->getProcAddress(QLatin1String("glUniform3fvARB")); + glUniform2fv = (_glUniform2fv) ctx->getProcAddress(QLatin1String("glUniform2fvARB")); + glUniform1fv = (_glUniform1fv) ctx->getProcAddress(QLatin1String("glUniform1fvARB")); + glUniform1i = (_glUniform1i) ctx->getProcAddress(QLatin1String("glUniform1iARB")); + glUniform1iv = (_glUniform1iv) ctx->getProcAddress(QLatin1String("glUniform1ivARB")); + glUniformMatrix2fv = (_glUniformMatrix2fv) ctx->getProcAddress(QLatin1String("glUniformMatrix2fvARB")); + glUniformMatrix3fv = (_glUniformMatrix3fv) ctx->getProcAddress(QLatin1String("glUniformMatrix3fvARB")); + glUniformMatrix4fv = (_glUniformMatrix4fv) ctx->getProcAddress(QLatin1String("glUniformMatrix4fvARB")); + glUniformMatrix2x3fv = (_glUniformMatrix2x3fv) ctx->getProcAddress(QLatin1String("glUniformMatrix2x3fvARB")); + glUniformMatrix2x4fv = (_glUniformMatrix2x4fv) ctx->getProcAddress(QLatin1String("glUniformMatrix2x4fvARB")); + glUniformMatrix3x2fv = (_glUniformMatrix3x2fv) ctx->getProcAddress(QLatin1String("glUniformMatrix3x2fvARB")); + glUniformMatrix3x4fv = (_glUniformMatrix3x4fv) ctx->getProcAddress(QLatin1String("glUniformMatrix3x4fvARB")); + glUniformMatrix4x2fv = (_glUniformMatrix4x2fv) ctx->getProcAddress(QLatin1String("glUniformMatrix4x2fvARB")); + glUniformMatrix4x3fv = (_glUniformMatrix4x3fv) ctx->getProcAddress(QLatin1String("glUniformMatrix4x3fvARB")); + + glBindAttribLocation = (_glBindAttribLocation) ctx->getProcAddress(QLatin1String("glBindAttribLocationARB")); + glGetAttribLocation = (_glGetAttribLocation) ctx->getProcAddress(QLatin1String("glGetAttribLocationARB")); + glVertexAttrib1fv = (_glVertexAttrib1fv) ctx->getProcAddress(QLatin1String("glVertexAttrib1fvARB")); + glVertexAttrib2fv = (_glVertexAttrib2fv) ctx->getProcAddress(QLatin1String("glVertexAttrib2fvARB")); + glVertexAttrib3fv = (_glVertexAttrib3fv) ctx->getProcAddress(QLatin1String("glVertexAttrib3fvARB")); + glVertexAttrib4fv = (_glVertexAttrib4fv) ctx->getProcAddress(QLatin1String("glVertexAttrib4fvARB")); + glVertexAttribPointer = (_glVertexAttribPointer) ctx->getProcAddress(QLatin1String("glVertexAttribPointerARB")); + glDisableVertexAttribArray = (_glDisableVertexAttribArray) ctx->getProcAddress(QLatin1String("glDisableVertexAttribArrayARB")); + glEnableVertexAttribArray = (_glEnableVertexAttribArray) ctx->getProcAddress(QLatin1String("glEnableVertexAttribArrayARB")); + } + + // Note: glShaderBinary(), glIsShader(), glIsProgram(), and + // glUniformMatrixNxMfv() are optional, but all other functions + // are required. + + return glCreateShader && + glShaderSource && + glCompileShader && + glDeleteProgram && + glCreateProgram && + glAttachShader && + glDetachShader && + glLinkProgram && + glUseProgram && + glDeleteProgram && + glGetShaderInfoLog && + glGetShaderiv && + glGetShaderSource && + glGetProgramiv && + glGetProgramInfoLog && + glGetUniformLocation && + glUniform1fv && + glUniform2fv && + glUniform3fv && + glUniform4fv && + glUniform1i && + glUniform1iv && + glUniformMatrix2fv && + glUniformMatrix3fv && + glUniformMatrix4fv && + glBindAttribLocation && + glGetAttribLocation && + glVertexAttrib1fv && + glVertexAttrib2fv && + glVertexAttrib3fv && + glVertexAttrib4fv && + glVertexAttribPointer && + glDisableVertexAttribArray && + glEnableVertexAttribArray; +#endif } QT_END_NAMESPACE |