C++ GR_GL_VER函数代码示例

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本文整理汇总了C++中GR_GL_VER函数的典型用法代码示例。如果您正苦于以下问题：C++ GR_GL_VER函数的具体用法？C++ GR_GL_VER怎么用？C++ GR_GL_VER使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了GR_GL_VER函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: GrGpuGL

GrGpuGLShaders::GrGpuGLShaders(const GrGLContextInfo& ctxInfo)
    : GrGpuGL(ctxInfo) {

    // Enable supported shader-related caps
    if (kDesktop_GrGLBinding == this->glBinding()) {
        fCaps.fDualSourceBlendingSupport =
                            this->glVersion() >= GR_GL_VER(3,3) ||
                            this->hasExtension("GL_ARB_blend_func_extended");
        fCaps.fShaderDerivativeSupport = true;
        // we don't support GL_ARB_geometry_shader4, just GL 3.2+ GS
        fCaps.fGeometryShaderSupport = 
                                this->glVersion() >= GR_GL_VER(3,2) &&
                                this->glslGeneration() >= k150_GrGLSLGeneration;
    } else {
        fCaps.fShaderDerivativeSupport =
                            this->hasExtension("GL_OES_standard_derivatives");
    }

    GR_GL_GetIntegerv(this->glInterface(),
                      GR_GL_MAX_VERTEX_ATTRIBS,
                      &fMaxVertexAttribs);

    fProgramData = NULL;
    fProgramCache = new ProgramCache(this->glContextInfo());

#if 0
    this->programUnitTest();
#endif
}

开发者ID:Beifeng，项目名称:WTL-DUI，代码行数:29，代码来源:GrGpuGLShaders.cpp

示例2: if

void GrGLCaps::initFSAASupport(const GrGLContextInfo& ctxInfo, const GrGLInterface* gli) {

    fMSFBOType = kNone_MSFBOType;
    if (kGL_GrGLStandard != ctxInfo.standard()) {
        // We prefer the EXT/IMG extension over ES3 MSAA because we've observed
        // ES3 driver bugs on at least one device with a tiled GPU (N10).
        if (ctxInfo.hasExtension("GL_EXT_multisampled_render_to_texture")) {
            fMSFBOType = kES_EXT_MsToTexture_MSFBOType;
        } else if (ctxInfo.hasExtension("GL_IMG_multisampled_render_to_texture")) {
            fMSFBOType = kES_IMG_MsToTexture_MSFBOType;
        } else if (ctxInfo.version() >= GR_GL_VER(3,0)) {
            fMSFBOType = GrGLCaps::kES_3_0_MSFBOType;
        } else if (ctxInfo.hasExtension("GL_CHROMIUM_framebuffer_multisample")) {
            // chrome's extension is equivalent to the EXT msaa
            // and fbo_blit extensions.
            fMSFBOType = kDesktop_EXT_MSFBOType;
        } else if (ctxInfo.hasExtension("GL_APPLE_framebuffer_multisample")) {
            fMSFBOType = kES_Apple_MSFBOType;
        }
    } else {
        if ((ctxInfo.version() >= GR_GL_VER(3,0)) ||
            ctxInfo.hasExtension("GL_ARB_framebuffer_object")) {
            fMSFBOType = GrGLCaps::kDesktop_ARB_MSFBOType;
        } else if (ctxInfo.hasExtension("GL_EXT_framebuffer_multisample") &&
                   ctxInfo.hasExtension("GL_EXT_framebuffer_blit")) {
            fMSFBOType = GrGLCaps::kDesktop_EXT_MSFBOType;
        }
    }
}

开发者ID:Jimmy0319，项目名称:skia，代码行数:29，代码来源:GrGLCaps.cpp

示例3: GrGpuGL

GrGpuGLShaders::GrGpuGLShaders(const GrGLInterface* gl)
    : GrGpuGL(gl, get_binding_in_use(gl)) {

    GrGLSLGeneration glslGeneration =
        GetGLSLGeneration(this->glBinding(), gl);

    // Enable supported shader-releated caps
    fCaps.fShaderSupport = true;
    fCaps.fSupportPerVertexCoverage = true;
    if (kDesktop_GrGLBinding == this->glBinding()) {
        fCaps.fDualSourceBlendingSupport =
            this->glVersion() >= GR_GL_VER(3,3) ||
            this->hasExtension("GL_ARB_blend_func_extended");
        fCaps.fShaderDerivativeSupport = true;
        // we don't support GL_ARB_geometry_shader4, just GL 3.2+ GS
        fCaps.fGeometryShaderSupport =
            this->glVersion() >= GR_GL_VER(3,2) &&
            glslGeneration >= k150_GLSLGeneration;
    } else {
        fCaps.fShaderDerivativeSupport =
            this->hasExtension("GL_OES_standard_derivatives");
    }

    GR_GL_GetIntegerv(gl, GR_GL_MAX_VERTEX_ATTRIBS, &fMaxVertexAttribs);

    fProgramData = NULL;
    fProgramCache = new ProgramCache(gl, glslGeneration);

#if 0
    this->programUnitTest();
#endif
}

开发者ID:skaslev，项目名称:XobotOS，代码行数:32，代码来源:GrGpuGLShaders.cpp

示例4: GrGLGetVersionFromString

GrGLVersion GrGLGetVersionFromString(const char* versionString) {
    if (NULL == versionString) {
        GrAssert(!"NULL GL version string.");
        return 0;
    }

    int major, minor;

    int n = sscanf(versionString, "%d.%d", &major, &minor);
    if (2 == n) {
        return GR_GL_VER(major, minor);
    }

    char profile[2];
    n = sscanf(versionString, "OpenGL ES-%c%c %d.%d", profile, profile+1,
               &major, &minor);
    if (4 == n) {
        return GR_GL_VER(major, minor);
    }

    n = sscanf(versionString, "OpenGL ES %d.%d", &major, &minor);
    if (2 == n) {
        return GR_GL_VER(major, minor);
    }

    return 0;
}

开发者ID:imirceah，项目名称:android_external_skia，代码行数:27，代码来源:GrGLInterface.cpp

示例5: GrGLGetVersionFromString

GrGLVersion GrGLGetVersionFromString(const char* versionString) {
    if (nullptr == versionString) {
        SkDebugf("nullptr GL version string.");
        return GR_GL_INVALID_VER;
    }

    int major, minor;

    // check for mesa
    int mesaMajor, mesaMinor;
    int n = sscanf(versionString, "%d.%d Mesa %d.%d", &major, &minor, &mesaMajor, &mesaMinor);
    if (4 == n) {
        return GR_GL_VER(major, minor);
    }

    n = sscanf(versionString, "%d.%d", &major, &minor);
    if (2 == n) {
        return GR_GL_VER(major, minor);
    }

    char profile[2];
    n = sscanf(versionString, "OpenGL ES-%c%c %d.%d", profile, profile+1,
               &major, &minor);
    if (4 == n) {
        return GR_GL_VER(major, minor);
    }

    n = sscanf(versionString, "OpenGL ES %d.%d", &major, &minor);
    if (2 == n) {
        return GR_GL_VER(major, minor);
    }

    return GR_GL_INVALID_VER;
}

开发者ID:Wafflespeanut，项目名称:gecko-dev，代码行数:34，代码来源:GrGLUtil.cpp

示例6: GR_GL_VER

void GrGLCaps::initStencilFormats(const GrGLContextInfo& ctxInfo) {

    // Build up list of legal stencil formats (though perhaps not supported on
    // the particular gpu/driver) from most preferred to least.

    // these consts are in order of most preferred to least preferred
    // we don't bother with GL_STENCIL_INDEX1 or GL_DEPTH32F_STENCIL8

    static const StencilFormat
                  // internal Format      stencil bits      total bits        packed?
        gS8    = {GR_GL_STENCIL_INDEX8,   8,                8,                false},
        gS16   = {GR_GL_STENCIL_INDEX16,  16,               16,               false},
        gD24S8 = {GR_GL_DEPTH24_STENCIL8, 8,                32,               true },
        gS4    = {GR_GL_STENCIL_INDEX4,   4,                4,                false},
    //  gS     = {GR_GL_STENCIL_INDEX,    kUnknownBitCount, kUnknownBitCount, false},
        gDS    = {GR_GL_DEPTH_STENCIL,    kUnknownBitCount, kUnknownBitCount, true };

    if (kGL_GrGLStandard == ctxInfo.standard()) {
        bool supportsPackedDS =
            ctxInfo.version() >= GR_GL_VER(3,0) ||
            ctxInfo.hasExtension("GL_EXT_packed_depth_stencil") ||
            ctxInfo.hasExtension("GL_ARB_framebuffer_object");

        // S1 thru S16 formats are in GL 3.0+, EXT_FBO, and ARB_FBO since we
        // require FBO support we can expect these are legal formats and don't
        // check. These also all support the unsized GL_STENCIL_INDEX.
        fStencilFormats.push_back() = gS8;
        fStencilFormats.push_back() = gS16;
        if (supportsPackedDS) {
            fStencilFormats.push_back() = gD24S8;
        }
        fStencilFormats.push_back() = gS4;
        if (supportsPackedDS) {
            fStencilFormats.push_back() = gDS;
        }
    } else {
        // ES2 has STENCIL_INDEX8 without extensions but requires extensions
        // for other formats.
        // ES doesn't support using the unsized format.

        fStencilFormats.push_back() = gS8;
        //fStencilFormats.push_back() = gS16;
        if (ctxInfo.version() >= GR_GL_VER(3,0) ||
            ctxInfo.hasExtension("GL_OES_packed_depth_stencil")) {
            fStencilFormats.push_back() = gD24S8;
        }
        if (ctxInfo.hasExtension("GL_OES_stencil4")) {
            fStencilFormats.push_back() = gS4;
        }
    }
    SkASSERT(0 == fStencilVerifiedColorConfigs.count());
    fStencilVerifiedColorConfigs.push_back_n(fStencilFormats.count());
}

开发者ID:Jimmy0319，项目名称:skia，代码行数:53，代码来源:GrGLCaps.cpp

示例7: ret

SkGLContext::GLFenceSync* SkGLContext::GLFenceSync::CreateIfSupported(const SkGLContext* ctx) {
    SkAutoTDelete<GLFenceSync> ret(new GLFenceSync);

    if (kGL_GrGLStandard == ctx->gl()->fStandard) {
        const GrGLubyte* versionStr;
        SK_GL_RET(*ctx, versionStr, GetString(GR_GL_VERSION));
        GrGLVersion version = GrGLGetVersionFromString(reinterpret_cast<const char*>(versionStr));
        if (version < GR_GL_VER(3,2) && !ctx->gl()->hasExtension("GL_ARB_sync")) {
            return nullptr;
        }
        ret->fGLFenceSync = reinterpret_cast<GLFenceSyncProc>(
            ctx->onPlatformGetProcAddress("glFenceSync"));
        ret->fGLClientWaitSync = reinterpret_cast<GLClientWaitSyncProc>(
            ctx->onPlatformGetProcAddress("glClientWaitSync"));
        ret->fGLDeleteSync = reinterpret_cast<GLDeleteSyncProc>(
            ctx->onPlatformGetProcAddress("glDeleteSync"));
    } else {
        if (!ctx->gl()->hasExtension("GL_APPLE_sync")) {
            return nullptr;
        }
        ret->fGLFenceSync = reinterpret_cast<GLFenceSyncProc>(
            ctx->onPlatformGetProcAddress("glFenceSyncAPPLE"));
        ret->fGLClientWaitSync = reinterpret_cast<GLClientWaitSyncProc>(
            ctx->onPlatformGetProcAddress("glClientWaitSyncAPPLE"));
        ret->fGLDeleteSync = reinterpret_cast<GLDeleteSyncProc>(
            ctx->onPlatformGetProcAddress("glDeleteSyncAPPLE"));
    }

    if (!ret->fGLFenceSync || !ret->fGLClientWaitSync || !ret->fGLDeleteSync) {
        return nullptr;
    }

    return ret.detach();
}

开发者ID:Crawping，项目名称:chromium_extract，代码行数:34，代码来源:SkGLContext.cpp

示例8: createTextureRectangle

GrGLint GLTestContext::createTextureRectangle(int width, int height, GrGLenum internalFormat,
                                          GrGLenum externalFormat, GrGLenum externalType,
                                          GrGLvoid* data) {
    if (!(kGL_GrGLStandard == fGL->fStandard && GrGLGetVersion(fGL) >= GR_GL_VER(3, 1)) &&
        !fGL->fExtensions.has("GL_ARB_texture_rectangle")) {
        return 0;
    }

    if  (GrGLGetGLSLVersion(fGL) < GR_GLSL_VER(1, 40)) {
        return 0;
    }

    GrGLuint id;
    GR_GL_CALL(fGL, GenTextures(1, &id));
    GR_GL_CALL(fGL, BindTexture(GR_GL_TEXTURE_RECTANGLE, id));
    GR_GL_CALL(fGL, TexParameteri(GR_GL_TEXTURE_RECTANGLE, GR_GL_TEXTURE_MAG_FILTER,
                                  GR_GL_NEAREST));
    GR_GL_CALL(fGL, TexParameteri(GR_GL_TEXTURE_RECTANGLE, GR_GL_TEXTURE_MIN_FILTER,
                                  GR_GL_NEAREST));
    GR_GL_CALL(fGL, TexParameteri(GR_GL_TEXTURE_RECTANGLE, GR_GL_TEXTURE_WRAP_S,
                                  GR_GL_CLAMP_TO_EDGE));    
    GR_GL_CALL(fGL, TexParameteri(GR_GL_TEXTURE_RECTANGLE, GR_GL_TEXTURE_WRAP_T,
                                  GR_GL_CLAMP_TO_EDGE));
    GR_GL_CALL(fGL, TexImage2D(GR_GL_TEXTURE_RECTANGLE, 0, internalFormat, width, height, 0,
                               externalFormat, externalType, data));
    return id;
}

开发者ID:03050903，项目名称:skia，代码行数:27，代码来源:GLTestContext.cpp

示例9: getString

bool GrGLExtensions::init(GrGLStandard standard,
                          GrGLGetStringProc getString,
                          GrGLGetStringiProc getStringi,
                          GrGLGetIntegervProc getIntegerv) {
    fInitialized = false;
    fStrings->reset();

    if (NULL == getString) {
        return false;
    }

    // glGetStringi and indexed extensions were added in version 3.0 of desktop GL and ES.
    const GrGLubyte* verString = getString(GR_GL_VERSION);
    GrGLVersion version = GrGLGetVersionFromString((const char*) verString);
    if (GR_GL_INVALID_VER == version) {
        return false;
    }

    bool indexed = version >= GR_GL_VER(3, 0);

    if (indexed) {
        if (NULL == getStringi || NULL == getIntegerv) {
            return false;
        }
        GrGLint extensionCnt = 0;
        getIntegerv(GR_GL_NUM_EXTENSIONS, &extensionCnt);
        fStrings->push_back_n(extensionCnt);
        for (int i = 0; i < extensionCnt; ++i) {
            const char* ext = (const char*) getStringi(GR_GL_EXTENSIONS, i);
            (*fStrings)[i] = ext;
        }
    } else {
        const char* extensions = (const char*) getString(GR_GL_EXTENSIONS);
        if (NULL == extensions) {
            return false;
        }
        while (true) {
            // skip over multiple spaces between extensions
            while (' ' == *extensions) {
                ++extensions;
            }
            // quit once we reach the end of the string.
            if ('\0' == *extensions) {
                break;
            }
            // we found an extension
            size_t length = strcspn(extensions, " ");
            fStrings->push_back().set(extensions, length);
            extensions += length;
        }
    }
    if (!fStrings->empty()) {
        SkTLessFunctionToFunctorAdaptor<SkString, extension_compare> cmp;
        SkTQSort(&fStrings->front(), &fStrings->back(), cmp);
    }
    fInitialized = true;
    return true;
}

开发者ID:venkatarajasekhar，项目名称:Qt，代码行数:58，代码来源:GrGLExtensions.cpp

示例10: SkiaGrGLInterfaceGLVersionGreaterThanOrEqualTo

extern "C" bool
SkiaGrGLInterfaceGLVersionGreaterThanOrEqualTo(SkiaGrGLInterfaceRef aGrGLInterface, int32_t major, int32_t minor) {
    const GrGLubyte* versionUByte;
    GR_GL_CALL_RET(static_cast<const GrGLInterface*>(aGrGLInterface), versionUByte, GetString(GR_GL_VERSION));
    const char* version = reinterpret_cast<const char*>(versionUByte);

    GrGLVersion glVersion = GrGLGetVersionFromString(version);
    return GR_GL_INVALID_VER != glVersion && glVersion >= GR_GL_VER(major, minor);
}

开发者ID:CODECOMMUNITY，项目名称:skia-snapshots，代码行数:9，代码来源:skia-c.cpp

示例11: GR_GL_VER

void GrGLContextInfo::reset() {
    fBindingInUse = kNone_GrGLBinding;
    fGLVersion = GR_GL_VER(0, 0);
    fGLSLGeneration = static_cast<GrGLSLGeneration>(0);
    fVendor = kOther_GrGLVendor;
    fIsMesa = false;
    fExtensions.reset();
    fGLCaps->reset();
}

开发者ID:IllusionRom-deprecated，项目名称:android_platform_external_chromium_org_third_party_skia_src，代码行数:9，代码来源:GrGLContext.cpp

示例12: GR_GL_VER

void GrGLContextInfo::reset() {
    fInterface.reset(NULL);
    fGLVersion = GR_GL_VER(0, 0);
    fGLSLGeneration = static_cast<GrGLSLGeneration>(0);
    fVendor = kOther_GrGLVendor;
    fRenderer = kOther_GrGLRenderer;
    fIsMesa = false;
    fIsChromium = false;
    fGLCaps->reset();
}

开发者ID:Ashu17，项目名称:blackberry，代码行数:10，代码来源:GrGLContext.cpp

示例13: initShaderPrecisionTable

void GrGLSLCaps::initShaderPrecisionTable(const GrGLContextInfo& ctxInfo,
        const GrGLInterface* intf) {
    if (kGLES_GrGLStandard == ctxInfo.standard() || ctxInfo.version() >= GR_GL_VER(4, 1) ||
            ctxInfo.hasExtension("GL_ARB_ES2_compatibility")) {
        for (int s = 0; s < kGrShaderTypeCount; ++s) {
            if (kGeometry_GrShaderType != s) {
                GrShaderType shaderType = static_cast<GrShaderType>(s);
                GrGLenum glShader = shader_type_to_gl_shader(shaderType);
                PrecisionInfo* first = NULL;
                fShaderPrecisionVaries = false;
                for (int p = 0; p < kGrSLPrecisionCount; ++p) {
                    GrSLPrecision precision = static_cast<GrSLPrecision>(p);
                    GrGLenum glPrecision = precision_to_gl_float_type(precision);
                    GrGLint range[2];
                    GrGLint bits;
                    GR_GL_GetShaderPrecisionFormat(intf, glShader, glPrecision, range, &bits);
                    if (bits) {
                        fFloatPrecisions[s][p].fLogRangeLow = range[0];
                        fFloatPrecisions[s][p].fLogRangeHigh = range[1];
                        fFloatPrecisions[s][p].fBits = bits;
                        if (!first) {
                            first = &fFloatPrecisions[s][p];
                        }
                        else if (!fShaderPrecisionVaries) {
                            fShaderPrecisionVaries = (*first != fFloatPrecisions[s][p]);
                        }
                    }
                }
            }
        }
    }
    else {
        // We're on a desktop GL that doesn't have precision info. Assume they're all 32bit float.
        fShaderPrecisionVaries = false;
        for (int s = 0; s < kGrShaderTypeCount; ++s) {
            if (kGeometry_GrShaderType != s) {
                for (int p = 0; p < kGrSLPrecisionCount; ++p) {
                    fFloatPrecisions[s][p].fLogRangeLow = 127;
                    fFloatPrecisions[s][p].fLogRangeHigh = 127;
                    fFloatPrecisions[s][p].fBits = 23;
                }
            }
        }
    }
    // GetShaderPrecisionFormat doesn't accept GL_GEOMETRY_SHADER as a shader type. Assume they're
    // the same as the vertex shader. Only fragment shaders were ever allowed to omit support for
    // highp. GS was added after GetShaderPrecisionFormat was added to the list of features that
    // are recommended against.
    if (fGeometryShaderSupport) {
        for (int p = 0; p < kGrSLPrecisionCount; ++p) {
            fFloatPrecisions[kGeometry_GrShaderType][p] = fFloatPrecisions[kVertex_GrShaderType][p];
        }
    }
}

开发者ID:rickdynasty，项目名称:platform_external_skia，代码行数:54，代码来源:GrGLCaps.cpp

示例14: getString

bool GrGLExtensions::init(GrGLBinding binding,
                          GrGLGetStringProc getString,
                          GrGLGetStringiProc getStringi,
                          GrGLGetIntegervProc getIntegerv) {
    fStrings.reset();
    if (NULL == getString) {
        return false;
    }
    bool indexed = false;
    if (kDesktop_GrGLBinding == binding) {
        const GrGLubyte* verString = getString(GR_GL_VERSION);
        if (NULL == verString) {
            return false;
        }
        GrGLVersion version = GrGLGetVersionFromString((const char*) verString);
        indexed = version >= GR_GL_VER(3, 0);
    }
    if (indexed) {
        if (NULL == getStringi || NULL == getIntegerv) {
            return false;
        }
        GrGLint extensionCnt = 0;
        getIntegerv(GR_GL_NUM_EXTENSIONS, &extensionCnt);
        fStrings.push_back_n(extensionCnt);
        for (int i = 0; i < extensionCnt; ++i) {
            const char* ext = (const char*) getStringi(GR_GL_EXTENSIONS, i);
            fStrings[i] = ext;
        }
    } else {
        const char* extensions = (const char*) getString(GR_GL_EXTENSIONS);
        if (NULL == extensions) {
            return false;
        }
        while (true) {
            // skip over multiple spaces between extensions
            while (' ' == *extensions) {
                ++extensions;
            }
            // quit once we reach the end of the string.
            if ('\0' == *extensions) {
                break;
            }
            // we found an extension
            size_t length = strcspn(extensions, " ");
            fStrings.push_back().set(extensions, length);
            extensions += length;
        }
    }
    if (0 != fStrings.count()) {
        SkTLessFunctionToFunctorAdaptor<SkString, extension_compare> cmp;
        SkTQSort(&fStrings.front(), &fStrings.back(), cmp);
    }
    return true;
}

开发者ID:Frankie-666，项目名称:color-emoji.skia，代码行数:54，代码来源:GrGLExtensions.cpp

示例15: getString

bool GrGLExtensions::init(GrGLStandard standard,
                          GrGLFunction<GrGLGetStringProc> getString,
                          GrGLFunction<GrGLGetStringiProc> getStringi,
                          GrGLFunction<GrGLGetIntegervProc> getIntegerv,
                          GrGLFunction<GrEGLQueryStringProc> queryString,
                          GrEGLDisplay eglDisplay) {
    fInitialized = false;
    fStrings->reset();

    if (!getString) {
        return false;
    }

    // glGetStringi and indexed extensions were added in version 3.0 of desktop GL and ES.
    const GrGLubyte* verString = getString(GR_GL_VERSION);
    GrGLVersion version = GrGLGetVersionFromString((const char*) verString);
    if (GR_GL_INVALID_VER == version) {
        return false;
    }

    bool indexed = version >= GR_GL_VER(3, 0);

    if (indexed) {
        if (!getStringi || !getIntegerv) {
            return false;
        }
        GrGLint extensionCnt = 0;
        getIntegerv(GR_GL_NUM_EXTENSIONS, &extensionCnt);
        fStrings->push_back_n(extensionCnt);
        for (int i = 0; i < extensionCnt; ++i) {
            const char* ext = (const char*) getStringi(GR_GL_EXTENSIONS, i);
            (*fStrings)[i] = ext;
        }
    } else {
        const char* extensions = (const char*) getString(GR_GL_EXTENSIONS);
        if (!extensions) {
            return false;
        }
        eat_space_sep_strings(fStrings.get(), extensions);
    }
    if (queryString) {
        const char* extensions = queryString(eglDisplay, GR_EGL_EXTENSIONS);

        eat_space_sep_strings(fStrings.get(), extensions);
    }
    if (!fStrings->empty()) {
        SkTLessFunctionToFunctorAdaptor<SkString, extension_compare> cmp;
        SkTQSort(&fStrings->front(), &fStrings->back(), cmp);
    }
    fInitialized = true;
    return true;
}

开发者ID:MIPS，项目名称:external-skia，代码行数:52，代码来源:GrGLExtensions.cpp

示例16: GrGLGetVersionFromString

GrGLVersion GrGLGetVersionFromString(const char* versionString) {
    if (NULL == versionString) {
        SkDEBUGFAIL("NULL GL version string.");
        return 0;
    }

    int major, minor;

    // check for mesa
    int mesaMajor, mesaMinor;
    int n = sscanf(versionString, "%d.%d Mesa %d.%d", &major, &minor, &mesaMajor, &mesaMinor);
    if (4 == n) {
        if (get_gl_version_for_mesa(mesaMajor, &major, &minor)) {
            return GR_GL_VER(major, minor);
        } else {
            return 0;
        }
    }

    n = sscanf(versionString, "%d.%d", &major, &minor);
    if (2 == n) {
        return GR_GL_VER(major, minor);
    }

    char profile[2];
    n = sscanf(versionString, "OpenGL ES-%c%c %d.%d", profile, profile+1,
               &major, &minor);
    if (4 == n) {
        return GR_GL_VER(major, minor);
    }

    n = sscanf(versionString, "OpenGL ES %d.%d", &major, &minor);
    if (2 == n) {
        return GR_GL_VER(major, minor);
    }

    return 0;
}

开发者ID:JCROM-FxOS，项目名称:b2jc_gecko，代码行数:38，代码来源:GrGLUtil.cpp

示例17: if

void GrGLCaps::initFSAASupport(const GrGLContextInfo& ctxInfo) {

    fMSFBOType = kNone_MSFBOType;
    if (kDesktop_GrGLBinding != ctxInfo.binding()) {
       if (ctxInfo.hasExtension("GL_CHROMIUM_framebuffer_multisample")) {
           // chrome's extension is equivalent to the EXT msaa
           // and fbo_blit extensions.
           fMSFBOType = kDesktopEXT_MSFBOType;
       } else if (ctxInfo.hasExtension("GL_APPLE_framebuffer_multisample")) {
           fMSFBOType = kAppleES_MSFBOType;
       }
    } else {
        if ((ctxInfo.version() >= GR_GL_VER(3,0)) ||
            ctxInfo.hasExtension("GL_ARB_framebuffer_object")) {
            fMSFBOType = GrGLCaps::kDesktopARB_MSFBOType;
        } else if (ctxInfo.hasExtension("GL_EXT_framebuffer_multisample") &&
                   ctxInfo.hasExtension("GL_EXT_framebuffer_blit")) {
            fMSFBOType = GrGLCaps::kDesktopEXT_MSFBOType;
        }
        // TODO: We could populate fMSAACoverageModes using GetInternalformativ
        // on GL 4.2+. It's format-specific, though. See also
        // http://code.google.com/p/skia/issues/detail?id=470 about using actual
        // rather than requested sample counts in cache key.
        if (ctxInfo.hasExtension("GL_NV_framebuffer_multisample_coverage")) {
            fCoverageAAType = kNVDesktop_CoverageAAType;
            GrGLint count;
            GR_GL_GetIntegerv(ctxInfo.interface(),
                              GR_GL_MAX_MULTISAMPLE_COVERAGE_MODES,
                              &count);
            fMSAACoverageModes.setCount(count);
            GR_GL_GetIntegerv(ctxInfo.interface(),
                              GR_GL_MULTISAMPLE_COVERAGE_MODES,
                              (int*)&fMSAACoverageModes[0]);
            // The NV driver seems to return the modes already sorted but the
            // spec doesn't require this. So we sort.
            SkQSortCompareProc compareProc =
                reinterpret_cast<SkQSortCompareProc>(&coverage_mode_compare);
            SkQSort(&fMSAACoverageModes[0],
                    count,
                    sizeof(MSAACoverageMode),
                    compareProc);
        }
    }
    if (kNone_MSFBOType != fMSFBOType) {
        GR_GL_GetIntegerv(ctxInfo.interface(),
                          GR_GL_MAX_SAMPLES,
                          &fMaxSampleCount);
    }
}

开发者ID:lauyoume，项目名称:SkiaLib，代码行数:49，代码来源:GrGLCaps.cpp

示例18: GrGLGetGLSLGeneration

bool GrGLGetGLSLGeneration(const GrGLInterface* gl, GrGLSLGeneration* generation) {
    SkASSERT(generation);
    GrGLSLVersion ver = GrGLGetGLSLVersion(gl);
    if (GR_GLSL_INVALID_VER == ver) {
        return false;
    }
    switch (gl->fStandard) {
        case kGL_GrGLStandard:
            SkASSERT(ver >= GR_GLSL_VER(1,10));
            if (ver >= GR_GLSL_VER(4,20)) {
                *generation = k420_GrGLSLGeneration;
            } else if (ver >= GR_GLSL_VER(4,00)) {
                *generation = k400_GrGLSLGeneration;
            } else if (ver >= GR_GLSL_VER(3,30)) {
                *generation = k330_GrGLSLGeneration;
            } else if (ver >= GR_GLSL_VER(1,50)) {
                *generation = k150_GrGLSLGeneration;
            } else if (ver >= GR_GLSL_VER(1,40)) {
                *generation = k140_GrGLSLGeneration;
            } else if (ver >= GR_GLSL_VER(1,30)) {
                *generation = k130_GrGLSLGeneration;
            } else {
                *generation = k110_GrGLSLGeneration;
            }
            return true;
        case kGLES_GrGLStandard:
            SkASSERT(ver >= GR_GL_VER(1,00));
            if (ver >= GR_GLSL_VER(3,20)) {
                *generation = k320es_GrGLSLGeneration;
            } else if (ver >= GR_GLSL_VER(3,10)) {
                *generation = k310es_GrGLSLGeneration;
            } else if (ver >= GR_GLSL_VER(3,00)) {
                *generation = k330_GrGLSLGeneration;
            } else {
                *generation = k110_GrGLSLGeneration;
            }
            return true;
        default:
            SK_ABORT("Unknown GL Standard");
            return false;
    }
}

开发者ID:android，项目名称:platform_external_skia，代码行数:42，代码来源:GrGLGLSL.cpp

示例19: if

void GrGLCaps::initFSAASupport(const GrGLContextInfo& ctxInfo) {

    fMSFBOType = kNone_MSFBOType;
    if (kDesktop_GrGLBinding != ctxInfo.binding()) {
       if (ctxInfo.hasExtension("GL_CHROMIUM_framebuffer_multisample")) {
           // chrome's extension is equivalent to the EXT msaa
           // and fbo_blit extensions.
           fMSFBOType = kDesktopEXT_MSFBOType;
       } else if (ctxInfo.hasExtension("GL_APPLE_framebuffer_multisample")) {
            fMSFBOType = kAppleES_MSFBOType;
        }
    } else {
        if ((ctxInfo.version() >= GR_GL_VER(3,0)) ||
            ctxInfo.hasExtension("GL_ARB_framebuffer_object")) {
            fMSFBOType = GrGLCaps::kDesktopARB_MSFBOType;
        } else if (ctxInfo.hasExtension("GL_EXT_framebuffer_multisample") &&
                   ctxInfo.hasExtension("GL_EXT_framebuffer_blit")) {
            fMSFBOType = GrGLCaps::kDesktopEXT_MSFBOType;
        }
    }
}

开发者ID:ghub，项目名称:NVprSDK，代码行数:21，代码来源:GrGLCaps.cpp

示例20: GrGetGLSLGeneration

GrGLSLGeneration GrGetGLSLGeneration(GrGLBinding binding,
                                     const GrGLInterface* gl) {
    GrGLSLVersion ver = GrGLGetGLSLVersion(gl);
    switch (binding) {
    case kDesktop_GrGLBinding:
        GrAssert(ver >= GR_GLSL_VER(1,10));
        if (ver >= GR_GLSL_VER(1,50)) {
            return k150_GrGLSLGeneration;
        } else if (ver >= GR_GLSL_VER(1,30)) {
            return k130_GrGLSLGeneration;
        } else {
            return k110_GrGLSLGeneration;
        }
    case kES2_GrGLBinding:
        // version 1.00 of ES GLSL based on ver 1.20 of desktop GLSL
        GrAssert(ver >= GR_GL_VER(1,00));
        return k110_GrGLSLGeneration;
    default:
        GrCrash("Unknown GL Binding");
        return k110_GrGLSLGeneration; // suppress warning
    }
}

开发者ID:Beifeng，项目名称:WTL-DUI，代码行数:22，代码来源:GrGLSL.cpp

注：本文中的GR_GL_VER函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ GR_GL_VER函数代码示例

示例1: GrGpuGL

示例2: if

示例3: GrGpuGL

示例4: GrGLGetVersionFromString

示例5: GrGLGetVersionFromString

示例6: GR_GL_VER

示例7: ret

示例8: createTextureRectangle

示例9: getString

示例10: SkiaGrGLInterfaceGLVersionGreaterThanOrEqualTo

示例11: GR_GL_VER

示例12: GR_GL_VER

示例13: initShaderPrecisionTable

示例14: getString

示例15: getString

示例16: GrGLGetVersionFromString

示例17: if

示例18: GrGLGetGLSLGeneration

示例19: if

示例20: GrGetGLSLGeneration

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