|  | /* | 
|  | ** Copyright 2010, The Android Open Source Project | 
|  | ** | 
|  | ** Licensed under the Apache License, Version 2.0 (the "License"); | 
|  | ** you may not use this file except in compliance with the License. | 
|  | ** You may obtain a copy of the License at | 
|  | ** | 
|  | **     http://www.apache.org/licenses/LICENSE-2.0 | 
|  | ** | 
|  | ** Unless required by applicable law or agreed to in writing, software | 
|  | ** distributed under the License is distributed on an "AS IS" BASIS, | 
|  | ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 
|  | ** See the License for the specific language governing permissions and | 
|  | ** limitations under the License. | 
|  | */ | 
|  |  | 
|  | #if EGL_TRACE | 
|  |  | 
|  | #include <stdarg.h> | 
|  | #include <stdlib.h> | 
|  |  | 
|  | #include <EGL/egl.h> | 
|  | #include <EGL/eglext.h> | 
|  | #include <GLES/gl.h> | 
|  | #include <GLES/glext.h> | 
|  |  | 
|  | #include <cutils/log.h> | 
|  |  | 
|  | #include "egl_tls.h" | 
|  | #include "hooks.h" | 
|  |  | 
|  | // ---------------------------------------------------------------------------- | 
|  | namespace android { | 
|  | // ---------------------------------------------------------------------------- | 
|  |  | 
|  | struct GLenumString { | 
|  | GLenum e; | 
|  | const char* s; | 
|  | }; | 
|  |  | 
|  | #undef GL_ENUM | 
|  | #define GL_ENUM(VAL,NAME) {VAL, #NAME}, | 
|  |  | 
|  | static GLenumString g_enumnames[] = { | 
|  | #include "enums.in" | 
|  | }; | 
|  | #undef GL_ENUM | 
|  |  | 
|  | static int compareGLEnum(const void* a, const void* b) { | 
|  | return ((const GLenumString*) a)->e - ((const GLenumString*) b)->e; | 
|  | } | 
|  |  | 
|  | static const char* GLEnumToString(GLenum e) { | 
|  | GLenumString key = {e, ""}; | 
|  | const GLenumString* result = (const GLenumString*) bsearch( | 
|  | &key, g_enumnames, | 
|  | sizeof(g_enumnames) / sizeof(g_enumnames[0]), | 
|  | sizeof(g_enumnames[0]), compareGLEnum); | 
|  | if (result) { | 
|  | return result->s; | 
|  | } | 
|  | return NULL; | 
|  | } | 
|  |  | 
|  | static const char* GLbooleanToString(GLboolean arg) { | 
|  | return arg ? "GL_TRUE" : "GL_FALSE"; | 
|  | } | 
|  |  | 
|  | static GLenumString g_bitfieldNames[] = { | 
|  | {0x00004000, "GL_COLOR_BUFFER_BIT"}, | 
|  | {0x00000400, "GL_STENCIL_BUFFER_BIT"}, | 
|  | {0x00000100, "GL_DEPTH_BUFFER_BIT"} | 
|  | }; | 
|  |  | 
|  | class StringBuilder { | 
|  | static const int lineSize = 500; | 
|  | char line[lineSize]; | 
|  | int line_index; | 
|  | public: | 
|  | StringBuilder() { | 
|  | line_index = 0; | 
|  | line[0] = '\0'; | 
|  | } | 
|  | void append(const char* fmt, ...) { | 
|  | va_list argp; | 
|  | va_start(argp, fmt); | 
|  | line_index += vsnprintf(line + line_index, lineSize-line_index, fmt, argp); | 
|  | va_end(argp); | 
|  | } | 
|  | const char* getString() { | 
|  | line_index = 0; | 
|  | line[lineSize-1] = '\0'; | 
|  | return line; | 
|  | } | 
|  | }; | 
|  |  | 
|  |  | 
|  | static void TraceGLShaderSource(GLuint shader, GLsizei count, | 
|  | const GLchar** string, const GLint* length) { | 
|  | ALOGD("const char* shaderSrc[] = {"); | 
|  | for (GLsizei i = 0; i < count; i++) { | 
|  | const char* comma = i < count-1 ? "," : ""; | 
|  | const GLchar* s = string[i]; | 
|  | if (length) { | 
|  | GLint len = length[i]; | 
|  | ALOGD("    \"%*s\"%s", len, s, comma); | 
|  | } else { | 
|  | ALOGD("    \"%s\"%s", s, comma); | 
|  | } | 
|  | } | 
|  | ALOGD("};"); | 
|  | if (length) { | 
|  | ALOGD("const GLint* shaderLength[] = {"); | 
|  | for (GLsizei i = 0; i < count; i++) { | 
|  | const char* comma = i < count-1 ? "," : ""; | 
|  | GLint len = length[i]; | 
|  | ALOGD("    \"%d\"%s", len, comma); | 
|  | } | 
|  | ALOGD("};"); | 
|  | ALOGD("glShaderSource(%u, %u, shaderSrc, shaderLength);", | 
|  | shader, count); | 
|  | } else { | 
|  | ALOGD("glShaderSource(%u, %u, shaderSrc, (const GLint*) 0);", | 
|  | shader, count); | 
|  | } | 
|  | } | 
|  |  | 
|  | static void TraceValue(int elementCount, char type, | 
|  | GLsizei chunkCount, GLsizei chunkSize, const void* value) { | 
|  | StringBuilder stringBuilder; | 
|  | GLsizei count = chunkCount * chunkSize; | 
|  | bool isFloat = type == 'f'; | 
|  | const char* typeString = isFloat ? "GLfloat" : "GLint"; | 
|  | ALOGD("const %s value[] = {", typeString); | 
|  | for (GLsizei i = 0; i < count; i++) { | 
|  | StringBuilder builder; | 
|  | builder.append("    "); | 
|  | for (int e = 0; e < elementCount; e++) { | 
|  | const char* comma = ", "; | 
|  | if (e == elementCount-1) { | 
|  | if (i == count - 1) { | 
|  | comma = ""; | 
|  | } else { | 
|  | comma = ","; | 
|  | } | 
|  | } | 
|  | if (isFloat) { | 
|  | builder.append("%g%s", * (GLfloat*) value, comma); | 
|  | value = (void*) (((GLfloat*) value) + 1); | 
|  | } else { | 
|  | builder.append("%d%s", * (GLint*) value, comma); | 
|  | value = (void*) (((GLint*) value) + 1); | 
|  | } | 
|  | } | 
|  | ALOGD("%s", builder.getString()); | 
|  | if (chunkSize > 1 && i < count-1 | 
|  | && (i % chunkSize) == (chunkSize-1)) { | 
|  | ALOGD("%s", ""); // Print a blank line. | 
|  | } | 
|  | } | 
|  | ALOGD("};"); | 
|  | } | 
|  |  | 
|  | static void TraceUniformv(int elementCount, char type, | 
|  | GLuint location, GLsizei count, const void* value) { | 
|  | TraceValue(elementCount, type, count, 1, value); | 
|  | ALOGD("glUniform%d%c(%u, %u, value);", elementCount, type, location, count); | 
|  | } | 
|  |  | 
|  | static void TraceUniformMatrix(int matrixSideLength, | 
|  | GLuint location, GLsizei count, GLboolean transpose, const void* value) { | 
|  | TraceValue(matrixSideLength, 'f', count, matrixSideLength, value); | 
|  | ALOGD("glUniformMatrix%dfv(%u, %u, %s, value);", matrixSideLength, location, count, | 
|  | GLbooleanToString(transpose)); | 
|  | } | 
|  |  | 
|  | static void TraceGL(const char* name, int numArgs, ...) { | 
|  | va_list argp; | 
|  | va_start(argp, numArgs); | 
|  | int nameLen = strlen(name); | 
|  |  | 
|  | // glShaderSource | 
|  | if (nameLen == 14 && strcmp(name, "glShaderSource") == 0) { | 
|  | va_arg(argp, const char*); | 
|  | GLuint shader = va_arg(argp, GLuint); | 
|  | va_arg(argp, const char*); | 
|  | GLsizei count = va_arg(argp, GLsizei); | 
|  | va_arg(argp, const char*); | 
|  | const GLchar** string = (const GLchar**) va_arg(argp, void*); | 
|  | va_arg(argp, const char*); | 
|  | const GLint* length = (const GLint*) va_arg(argp, void*); | 
|  | va_end(argp); | 
|  | TraceGLShaderSource(shader, count, string, length); | 
|  | return; | 
|  | } | 
|  |  | 
|  | // glUniformXXv | 
|  |  | 
|  | if (nameLen == 12 && strncmp(name, "glUniform", 9) == 0 && name[11] == 'v') { | 
|  | int elementCount = name[9] - '0'; // 1..4 | 
|  | char type = name[10]; // 'f' or 'i' | 
|  | va_arg(argp, const char*); | 
|  | GLuint location = va_arg(argp, GLuint); | 
|  | va_arg(argp, const char*); | 
|  | GLsizei count = va_arg(argp, GLsizei); | 
|  | va_arg(argp, const char*); | 
|  | const void* value = (const void*) va_arg(argp, void*); | 
|  | va_end(argp); | 
|  | TraceUniformv(elementCount, type, location, count, value); | 
|  | return; | 
|  | } | 
|  |  | 
|  | // glUniformMatrixXfv | 
|  |  | 
|  | if (nameLen == 18 && strncmp(name, "glUniformMatrix", 15) == 0 | 
|  | && name[16] == 'f' && name[17] == 'v') { | 
|  | int matrixSideLength = name[15] - '0'; // 2..4 | 
|  | va_arg(argp, const char*); | 
|  | GLuint location = va_arg(argp, GLuint); | 
|  | va_arg(argp, const char*); | 
|  | GLsizei count = va_arg(argp, GLsizei); | 
|  | va_arg(argp, const char*); | 
|  | GLboolean transpose = (GLboolean) va_arg(argp, int); | 
|  | va_arg(argp, const char*); | 
|  | const void* value = (const void*) va_arg(argp, void*); | 
|  | va_end(argp); | 
|  | TraceUniformMatrix(matrixSideLength, location, count, transpose, value); | 
|  | return; | 
|  | } | 
|  |  | 
|  | StringBuilder builder; | 
|  | builder.append("%s(", name); | 
|  | for (int i = 0; i < numArgs; i++) { | 
|  | if (i > 0) { | 
|  | builder.append(", "); | 
|  | } | 
|  | const char* type = va_arg(argp, const char*); | 
|  | bool isPtr = type[strlen(type)-1] == '*' | 
|  | || strcmp(type, "GLeglImageOES") == 0; | 
|  | if (isPtr) { | 
|  | const void* arg = va_arg(argp, const void*); | 
|  | builder.append("(%s) 0x%08x", type, (size_t) arg); | 
|  | } else if (strcmp(type, "GLbitfield") == 0) { | 
|  | size_t arg = va_arg(argp, size_t); | 
|  | bool first = true; | 
|  | for (size_t i = 0; i < sizeof(g_bitfieldNames) / sizeof(g_bitfieldNames[0]); i++) { | 
|  | const GLenumString* b = &g_bitfieldNames[i]; | 
|  | if (b->e & arg) { | 
|  | if (first) { | 
|  | first = false; | 
|  | } else { | 
|  | builder.append(" | "); | 
|  | } | 
|  | builder.append("%s", b->s); | 
|  | arg &= ~b->e; | 
|  | } | 
|  | } | 
|  | if (first || arg != 0) { | 
|  | if (!first) { | 
|  | builder.append(" | "); | 
|  | } | 
|  | builder.append("0x%08x", arg); | 
|  | } | 
|  | } else if (strcmp(type, "GLboolean") == 0) { | 
|  | GLboolean arg = va_arg(argp, int); | 
|  | builder.append("%s", GLbooleanToString(arg)); | 
|  | } else if (strcmp(type, "GLclampf") == 0) { | 
|  | double arg = va_arg(argp, double); | 
|  | builder.append("%g", arg); | 
|  | } else if (strcmp(type, "GLenum") == 0) { | 
|  | GLenum arg = va_arg(argp, int); | 
|  | const char* s = GLEnumToString(arg); | 
|  | if (s) { | 
|  | builder.append("%s", s); | 
|  | } else { | 
|  | builder.append("0x%x", arg); | 
|  | } | 
|  | } else if (strcmp(type, "GLfixed") == 0) { | 
|  | int arg = va_arg(argp, int); | 
|  | builder.append("0x%08x", arg); | 
|  | } else if (strcmp(type, "GLfloat") == 0) { | 
|  | double arg = va_arg(argp, double); | 
|  | builder.append("%g", arg); | 
|  | } else if (strcmp(type, "GLint") == 0) { | 
|  | int arg = va_arg(argp, int); | 
|  | const char* s = NULL; | 
|  | if (strcmp(name, "glTexParameteri") == 0) { | 
|  | s = GLEnumToString(arg); | 
|  | } | 
|  | if (s) { | 
|  | builder.append("%s", s); | 
|  | } else { | 
|  | builder.append("%d", arg); | 
|  | } | 
|  | } else if (strcmp(type, "GLintptr") == 0) { | 
|  | int arg = va_arg(argp, unsigned int); | 
|  | builder.append("%u", arg); | 
|  | } else if (strcmp(type, "GLsizei") == 0) { | 
|  | int arg = va_arg(argp, size_t); | 
|  | builder.append("%u", arg); | 
|  | } else if (strcmp(type, "GLsizeiptr") == 0) { | 
|  | int arg = va_arg(argp, size_t); | 
|  | builder.append("%u", arg); | 
|  | } else if (strcmp(type, "GLuint") == 0) { | 
|  | int arg = va_arg(argp, unsigned int); | 
|  | builder.append("%u", arg); | 
|  | } else { | 
|  | builder.append("/* ??? %s */", type); | 
|  | break; | 
|  | } | 
|  | } | 
|  | builder.append(");"); | 
|  | ALOGD("%s", builder.getString()); | 
|  | va_end(argp); | 
|  | } | 
|  |  | 
|  | #undef TRACE_GL_VOID | 
|  | #undef TRACE_GL | 
|  |  | 
|  | #define TRACE_GL_VOID(_api, _args, _argList, ...)                         \ | 
|  | static void Tracing_ ## _api _args {                                      \ | 
|  | TraceGL(#_api, __VA_ARGS__);                                          \ | 
|  | gl_hooks_t::gl_t const * const _c = &getGLTraceThreadSpecific()->gl;  \ | 
|  | _c->_api _argList;                                                    \ | 
|  | } | 
|  |  | 
|  | #define TRACE_GL(_type, _api, _args, _argList, ...)                       \ | 
|  | static _type Tracing_ ## _api _args {                                     \ | 
|  | TraceGL(#_api, __VA_ARGS__);                                        \ | 
|  | gl_hooks_t::gl_t const * const _c = &getGLTraceThreadSpecific()->gl;  \ | 
|  | return _c->_api _argList;                                             \ | 
|  | } | 
|  |  | 
|  | extern "C" { | 
|  | #include "../trace.in" | 
|  | } | 
|  |  | 
|  | #undef TRACE_GL_VOID | 
|  | #undef TRACE_GL | 
|  |  | 
|  | #define GL_ENTRY(_r, _api, ...) Tracing_ ## _api, | 
|  | EGLAPI gl_hooks_t gHooksTrace = { | 
|  | { | 
|  | #include "entries.in" | 
|  | }, | 
|  | { | 
|  | {0} | 
|  | } | 
|  | }; | 
|  | #undef GL_ENTRY | 
|  |  | 
|  |  | 
|  | #undef TRACE_GL_VOID | 
|  | #undef TRACE_GL | 
|  |  | 
|  | // define the ES 1.0 Debug_gl* functions as Tracing_gl functions | 
|  | #define TRACE_GL_VOID(_api, _args, _argList, ...)                         \ | 
|  | static void Debug_ ## _api _args {                                      \ | 
|  | TraceGL(#_api, __VA_ARGS__);                                          \ | 
|  | gl_hooks_t::gl_t const * const _c = &getGLTraceThreadSpecific()->gl;  \ | 
|  | _c->_api _argList;                                                    \ | 
|  | } | 
|  |  | 
|  | #define TRACE_GL(_type, _api, _args, _argList, ...)                       \ | 
|  | static _type Debug_ ## _api _args {                                     \ | 
|  | TraceGL(#_api, __VA_ARGS__);                                        \ | 
|  | gl_hooks_t::gl_t const * const _c = &getGLTraceThreadSpecific()->gl;  \ | 
|  | return _c->_api _argList;                                             \ | 
|  | } | 
|  |  | 
|  | extern "C" { | 
|  | #include "../debug.in" | 
|  | } | 
|  |  | 
|  | #undef TRACE_GL_VOID | 
|  | #undef TRACE_GL | 
|  |  | 
|  | // ---------------------------------------------------------------------------- | 
|  | }; // namespace android | 
|  | // ---------------------------------------------------------------------------- | 
|  |  | 
|  | #endif // EGL_TRACE |