How to use the gl.supports_discard_framebuffer function in gl

To help you get started, we’ve selected a few gl examples, based on popular ways it is used in public projects.

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edu2act / course-H5-Animation-and-Game-Development / 课程练习 / LS08 / Demo3 / frameworks / cocos2d-html5 / cocos2d / core / CCConfiguration.js View on Github

this._maxTextureSize = gl.getParameter(gl.MAX_TEXTURE_SIZE);
        locValueDict["gl.max_texture_size"] = this._maxTextureSize;
        this._maxTextureUnits = gl.getParameter(gl.MAX_COMBINED_TEXTURE_IMAGE_UNITS);
        locValueDict["gl.max_texture_units"] = this._maxTextureUnits;

        this._supportsPVRTC = this.checkForGLExtension("GL_IMG_texture_compression_pvrtc");
        locValueDict["gl.supports_PVRTC"] = this._supportsPVRTC;

        this._supportsNPOT = false; //true;
        locValueDict["gl.supports_NPOT"] = this._supportsNPOT;

        this._supportsBGRA8888 = this.checkForGLExtension("GL_IMG_texture_format_BGRA888");
        locValueDict["gl.supports_BGRA8888"] = this._supportsBGRA8888;

        this._supportsDiscardFramebuffer = this.checkForGLExtension("GL_EXT_discard_framebuffer");
        locValueDict["gl.supports_discard_framebuffer"] = this._supportsDiscardFramebuffer;

        this._supportsShareableVAO = this.checkForGLExtension("vertex_array_object");
        locValueDict["gl.supports_vertex_array_object"] = this._supportsShareableVAO;

        cc.checkGLErrorDebug();
    },

cocos-creator / engine / cocos2d / core / CCConfiguration.js View on Github

this._maxTextureSize = gl.getParameter(gl.MAX_TEXTURE_SIZE);
        locValueDict["gl.max_texture_size"] = this._maxTextureSize;
        this._maxTextureUnits = gl.getParameter(gl.MAX_COMBINED_TEXTURE_IMAGE_UNITS);
        locValueDict["gl.max_texture_units"] = this._maxTextureUnits;

        this._supportsPVRTC = this.checkForGLExtension("GL_IMG_texture_compression_pvrtc");
        locValueDict["gl.supports_PVRTC"] = this._supportsPVRTC;

        this._supportsNPOT = true;
        locValueDict["gl.supports_NPOT"] = this._supportsNPOT;

        this._supportsBGRA8888 = this.checkForGLExtension("GL_IMG_texture_format_BGRA888");
        locValueDict["gl.supports_BGRA8888"] = this._supportsBGRA8888;

        this._supportsDiscardFramebuffer = this.checkForGLExtension("GL_EXT_discard_framebuffer");
        locValueDict["gl.supports_discard_framebuffer"] = this._supportsDiscardFramebuffer;

        this._supportsShareableVAO = this.checkForGLExtension("vertex_array_object");
        locValueDict["gl.supports_vertex_array_object"] = this._supportsShareableVAO;

        cc.checkGLErrorDebug();
    },

cocos2d / cocos2d-html5 / cocos2d / CCConfiguration.js View on Github

this._maxTextureSize = gl.getParameter(gl.MAX_TEXTURE_SIZE);
        locValueDict["gl.max_texture_size"] = this._maxTextureSize;
        this._maxTextureUnits = gl.getParameter(gl.MAX_COMBINED_TEXTURE_IMAGE_UNITS);
        locValueDict["gl.max_texture_units"] = this._maxTextureUnits;

        this._supportsPVRTC = this.checkForGLExtension("GL_IMG_texture_compression_pvrtc");
        locValueDict["gl.supports_PVRTC"] = this._supportsPVRTC;

        this._supportsNPOT = false; //true;
        locValueDict["gl.supports_NPOT"] = this._supportsNPOT;

        this._supportsBGRA8888 = this.checkForGLExtension("GL_IMG_texture_format_BGRA888");
        locValueDict["gl.supports_BGRA8888"] = this._supportsBGRA8888;

        this._supportsDiscardFramebuffer = this.checkForGLExtension("GL_EXT_discard_framebuffer");
        locValueDict["gl.supports_discard_framebuffer"] = this._supportsDiscardFramebuffer;

        this._supportsShareableVAO = this.checkForGLExtension("vertex_array_object");
        locValueDict["gl.supports_vertex_array_object"] = this._supportsShareableVAO;

        cc.CHECK_GL_ERROR_DEBUG();
    },

yuye-liu / cocos2d-JS-3.0Alpha-FacebookDemo / frameworks / cocos2d-html5 / cocos2d / core / CCConfiguration.js View on Github

this._maxTextureSize = gl.getParameter(gl.MAX_TEXTURE_SIZE);
        locValueDict["gl.max_texture_size"] = this._maxTextureSize;
        this._maxTextureUnits = gl.getParameter(gl.MAX_COMBINED_TEXTURE_IMAGE_UNITS);
        locValueDict["gl.max_texture_units"] = this._maxTextureUnits;

        this._supportsPVRTC = this.checkForGLExtension("GL_IMG_texture_compression_pvrtc");
        locValueDict["gl.supports_PVRTC"] = this._supportsPVRTC;

        this._supportsNPOT = false; //true;
        locValueDict["gl.supports_NPOT"] = this._supportsNPOT;

        this._supportsBGRA8888 = this.checkForGLExtension("GL_IMG_texture_format_BGRA888");
        locValueDict["gl.supports_BGRA8888"] = this._supportsBGRA8888;

        this._supportsDiscardFramebuffer = this.checkForGLExtension("GL_EXT_discard_framebuffer");
        locValueDict["gl.supports_discard_framebuffer"] = this._supportsDiscardFramebuffer;

        this._supportsShareableVAO = this.checkForGLExtension("vertex_array_object");
        locValueDict["gl.supports_vertex_array_object"] = this._supportsShareableVAO;

        cc.checkGLErrorDebug();
    },

sgtcloud / sgtcloud-ossgame-project-zero / frameworks / cocos2d-html5 / cocos2d / core / CCConfiguration.js View on Github

this._maxTextureSize = gl.getParameter(gl.MAX_TEXTURE_SIZE);
        locValueDict["gl.max_texture_size"] = this._maxTextureSize;
        this._maxTextureUnits = gl.getParameter(gl.MAX_COMBINED_TEXTURE_IMAGE_UNITS);
        locValueDict["gl.max_texture_units"] = this._maxTextureUnits;

        this._supportsPVRTC = this.checkForGLExtension("GL_IMG_texture_compression_pvrtc");
        locValueDict["gl.supports_PVRTC"] = this._supportsPVRTC;

        this._supportsNPOT = false; //true;
        locValueDict["gl.supports_NPOT"] = this._supportsNPOT;

        this._supportsBGRA8888 = this.checkForGLExtension("GL_IMG_texture_format_BGRA888");
        locValueDict["gl.supports_BGRA8888"] = this._supportsBGRA8888;

        this._supportsDiscardFramebuffer = this.checkForGLExtension("GL_EXT_discard_framebuffer");
        locValueDict["gl.supports_discard_framebuffer"] = this._supportsDiscardFramebuffer;

        this._supportsShareableVAO = this.checkForGLExtension("vertex_array_object");
        locValueDict["gl.supports_vertex_array_object"] = this._supportsShareableVAO;

        cc.checkGLErrorDebug();
    },

How to use the gl.supports_discard_framebuffer function in gl

To help you get started, we’ve selected a few gl examples, based on popular ways it is used in public projects.

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