//

// File:        drawInfo.m

//

// Abstract:    Creates and maintains the texture with the strings describing

//              the capabilities of the graphics card.

//

// Version:     1.1 - updated list of extensions and minor mostly cosmetic fixes.

//              1.0 - Original release.

//              

//

// Disclaimer:  IMPORTANT:  This Apple software is supplied to you by Apple Inc. ("Apple")

//              in consideration of your agreement to the following terms, and your use,

//              installation, modification or redistribution of this Apple software

//              constitutes acceptance of these terms.  If you do not agree with these

//              terms, please do not use, install, modify or redistribute this Apple

//              software.

//

//              In consideration of your agreement to abide by the following terms, and

//              subject to these terms, Apple grants you a personal, non - exclusive

//              license, under Apple's copyrights in this original Apple software ( the

//              "Apple Software" ), to use, reproduce, modify and redistribute the Apple

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//              Software may be incorporated.

//

//              The Apple Software is provided by Apple on an "AS IS" basis.  APPLE MAKES NO

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// Copyright ( C ) 2003-2007 Apple Inc. All Rights Reserved.

//

#import "GLCheck.h"

#import "GLString.h"

#import "drawInfo.h"

NSMutableArray *capsTextures;

void initCapsTexture (GLCaps * displayCaps, CGDisplayCount numDisplays)

{

    short theIndex;

    [capsTextures release];

    capsTextures = NULL;

    capsTextures = [NSMutableArray arrayWithCapacity: numDisplays];

    [capsTextures retain];

    // draw info

    NSMutableDictionary *bold12Attribs = [NSMutableDictionary dictionary];

    [bold12Attribs setObject: [NSFont fontWithName: @"Helvetica-Bold" size: 12.0f] forKey: NSFontAttributeName];

    [bold12Attribs setObject: [NSColor whiteColor] forKey: NSForegroundColorAttributeName];

    NSMutableDictionary *bold9Attribs = [NSMutableDictionary dictionary];

    [bold9Attribs setObject: [NSFont fontWithName: @"Helvetica-Bold" size: 9.0f] forKey: NSFontAttributeName];

    [bold9Attribs setObject: [NSColor whiteColor] forKey: NSForegroundColorAttributeName];

    NSMutableDictionary *normal9Attribs = [NSMutableDictionary dictionary];

    [normal9Attribs setObject: [NSFont fontWithName: @"Helvetica" size: 9.0f] forKey: NSFontAttributeName];

    [normal9Attribs setObject: [NSColor whiteColor] forKey: NSForegroundColorAttributeName];

    for (theIndex = 0; theIndex < numDisplays; theIndex++) {

        NSMutableAttributedString * outString, * appendString;

        GLString *capsTexture;

        // draw caps string

        outString = [[[NSMutableAttributedString alloc] initWithString:@"GL Capabilities:" attributes:bold12Attribs] autorelease];

        appendString = [[NSMutableAttributedString alloc] initWithString:[NSString stringWithFormat:@"\n  Max VRAM- %ld MB (%ld MB free)", displayCaps[theIndex].deviceVRAM / 1024 / 1024, displayCaps[theIndex].deviceTextureRAM / 1024 / 1024] attributes:normal9Attribs];

        [outString appendAttributedString:appendString];

        [appendString release];

        appendString = [[NSMutableAttributedString alloc] initWithString:[NSString stringWithFormat:@"\n  Max Texture Size- 1D/2D: %ld, 3D: %ld, Cube: %ld, Rect: %ld (%ld texture units)", displayCaps[theIndex].maxTextureSize, displayCaps[theIndex].max3DTextureSize, displayCaps[theIndex].maxCubeMapTextureSize, displayCaps[theIndex].maxRectTextureSize, displayCaps[theIndex].textureUnits] attributes:normal9Attribs];

        [outString appendAttributedString:appendString];

        [appendString release];

        appendString = [[NSMutableAttributedString alloc] initWithString:@"\n Features:" attributes:bold9Attribs];

        [outString appendAttributedString:appendString];

        [appendString release];

        if (displayCaps[theIndex].fAuxDeptStencil) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Aux depth and stencil (GL_APPLE_aux_depth_stencil)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fClientStorage) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Client Storage (GL_APPLE_client_storage)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fElementArray) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Element Array (GL_APPLE_element_array)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fFence) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Fence (GL_APPLE_fence)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fFloatPixels) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Floating Point Pixels (GL_APPLE_float_pixels)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fFlushBufferRange) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Selective VBO flushing (GL_APPLE_flush_buffer_range)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fFlushRenderer) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Flush Renderer (GL_APPLE_flush_render)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fObjectPurgeable) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Object Purgeability (GL_APPLE_object_purgeable)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fPackedPixels) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Packed Pixels (GL_APPLE_packed_pixels or OpenGL 1.2+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fPixelBuffer) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Pixel Buffers (GL_APPLE_pixel_buffer)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fSpecularVector) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Specular Vector (GL_APPLE_specular_vector)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTextureRange) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Range (AGP Texturing) (GL_APPLE_texture_range)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTransformHint) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Transform Hint (GL_APPLE_transform_hint)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fVAO) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Vertex Array Object (GL_APPLE_vertex_array_object)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fVAR) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Vertex Array Range (GL_APPLE_vertex_array_range)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fVPEvals) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Vertex Program Evaluators (GL_APPLE_vertex_program_evaluators)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fYCbCr) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  YCbCr Textures (GL_APPLE_ycbcr_422)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fDepthTex) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Depth Texture (GL_ARB_depth_texture or OpenGL 1.4+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fDrawBuffers) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Multiple Render Targets (GL_ARB_draw_buffers or OpenGL 2.0+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fFragmentProg) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Fragment Program (GL_ARB_fragment_program)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fFragmentProgShadow) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Fragment Program Shadows (GL_ARB_fragment_program_shadow)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fFragmentShader) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Fragment Shaders (GL_ARB_fragment_shader or OpenGL 2.0+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fHalfFloatPixel) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Half Float Pixels (GL_ARB_half_float_pixel)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fImaging) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Imaging Subset (GL_ARB_imaging)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fMultisample) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Multisample (Anti-aliasing) (GL_ARB_multisample or OpenGL 1.3+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fMultitexture) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Multitexture (GL_ARB_multitexture or OpenGL 1.3+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fOcclusionQuery) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Occlusion Queries (GL_ARB_occlusion_query or OpenGL 1.5+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fPBO) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Pixel Buffer Objects (GL_ARB_pixel_buffer_object or OpenGL 2.1+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fPointParam) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Point Parameters (GL_ARB_point_parameters or OpenGL 1.4+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fPointSprite) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Point Sprites (GL_ARB_point_sprite or OpenGL 2.0+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fShaderObjects) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Shader Objects (GL_ARB_shader_objects or OpenGL 2.0+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fShaderTextureLOD) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Shader Texture LODs (GL_ARB_shader_texture_lod)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fShadingLanguage100) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Shading Language 1.0 (GL_ARB_shading_language_100 or OpenGL 2.0+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fShadow) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Shadow Support (GL_ARB_shadow or OpenGL 1.4+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fShadowAmbient) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Shadow Ambient (GL_ARB_shadow_ambient)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexBorderClamp) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Border Clamp (GL_ARB_texture_border_clamp or OpenGL 1.3+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexCompress) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Compression (GL_ARB_texture_compression or OpenGL 1.3+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexCubeMap) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Env Cube Map (GL_ARB_texture_cube_map or OpenGL 1.4+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexEnvAdd) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Env Add (GL_ARB_texture_env_add, GL_EXT_texture_env_add or OpenGL 1.3+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexEnvCombine) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Env Combine (GL_ARB_texture_env_combine or OpenGL 1.3+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexEnvCrossbar) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Env Crossbar (GL_ARB_texture_env_crossbar or OpenGL 1.4+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexEnvDot3) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Env Dot3 (GL_ARB_texture_env_dot3 or OpenGL 1.3+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexFloat) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Floating Point Textures (GL_ARB_texture_float)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexMirrorRepeat) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Mirrored Repeat (GL_ARB_texture_mirrored_repeat or OpenGL 1.4+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexNPOT) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Non Power of Two Textures (GL_ARB_texture_non_power_of_two or OpenGL 2.0+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexRectARB) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Rectangle (GL_ARB_texture_rectangle)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTransposeMatrix) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Transpose Matrix (GL_ARB_transpose_matrix or OpenGL 1.3+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fVertexBlend) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Vertex Blend (GL_ARB_vertex_blend)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fVBO) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Vertex Buffer Objects (GL_ARB_vertex_buffer_object or OpenGL 1.5+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fVertexProg) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Vertex Program (GL_ARB_vertex_program)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fVertexShader) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Vertex Shaders (GL_ARB_vertex_shader or OpenGL 2.0+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fWindowPos) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Window Position (GL_ARB_window_pos or OpenGL 1.4+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fArrayRevComps4Byte) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Reverse 4 Byte Array Components (GL_ATI_array_rev_comps_in_4_bytes)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fATIBlendEqSep) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Separate Blend Equations (GL_ATI_blend_equation_separate)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fBlendWeightMinMax) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Blend Weighted Min/Max (GL_ATI_blend_weighted_minmax)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fPNtriangles) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  PN Triangles (GL_ATI_pn_triangles or GL_ATIX_pn_triangles)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fPointCull) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Point Culling (GL_ATI_point_cull_mode)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fSepStencil) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Separate Stencil (GL_ATI_separate_stencil)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTextFragShader) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Text Fragment Shader (GL_ATI_text_fragment_shader)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexComp3dc) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  ATI 3dc Compressed Textures (GL_ATI_texture_compression_3dc)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fCombine3) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Env Combine 3 (GL_ATI_texture_env_combine3)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexATIfloat) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  ATI Floating Point Textures (GL_ATI_texture_float)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexMirrorOnce) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Mirror Once (GL_ATI_texture_mirror_once)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fABGR) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  ABGR Texture Support (GL_EXT_abgr)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fBGRA) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  BGRA Texture Support (GL_EXT_bgra or OpenGL 1.2+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fBlendColor) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Blend Color (GL_EXT_blend_color or GL_ARB_imaging)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fBlendEqSep) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Separate Blending Equations for RGB and Alpha (GL_EXT_blend_equation_separate or OpenGL 2.0+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fBlendFuncSep) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Separate Blend Function (GL_EXT_blend_func_separate or OpenGL 1.4+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fBlendMinMax) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Blend Min/Max (GL_EXT_blend_minmax or GL_ARB_imaging)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fBlendSub) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Blend Subtract (GL_EXT_blend_subtract or GL_ARB_imaging)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fClipVolHint) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Clip Volume Hint (GL_EXT_clip_volume_hint)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fColorSubtable) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Color Subtable ( GL_EXT_color_subtable or GL_ARB_imaging)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fCVA) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Compiled Vertex Array (GL_EXT_compiled_vertex_array)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fDepthBounds) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Depth Boundary Test (GL_EXT_depth_bounds_test)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fConvolution) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Convolution ( GL_EXT_convolution or GL_ARB_imaging)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fDrawRangeElements) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Draw Range Elements (GL_EXT_draw_range_elements)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fFogCoord) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Fog Coordinate (GL_EXT_fog_coord)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fFBOblit) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  FBO Blit (GL_EXT_framebuffer_blit)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fFBO) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Framebuffer Objects or FBOs (GL_EXT_framebuffer_object)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fGeometryShader4) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  4th Gen Geometry Shader (GL_EXT_geometry_shader4)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fGPUProgParams) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  GPU Program Parameters (GL_EXT_gpu_program_parameters)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fGPUShader4) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  4th Gen GPU Shaders (GL_EXT_gpu_shader4)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fHistogram) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Histogram ( GL_EXT_histogram or GL_ARB_imaging)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fDepthStencil) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Packed Depth and Stencil (GL_EXT_packed_depth_stencil)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fMultiDrawArrays) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Multi-Draw Arrays (GL_EXT_multi_draw_arrays or OpenGL 1.4+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fPaletteTex) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Paletted Textures (GL_EXT_paletted_texture)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fRescaleNorm) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Rescale Normal (GL_EXT_rescale_normal or OpenGL 1.2+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fSecColor) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Secondary Color (GL_EXT_secondary_color or OpenGL 1.4+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fSepSpecColor) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Separate Specular Color (GL_EXT_separate_specular_color or OpenGL 1.2+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fShadowFunc) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Shadow Function (GL_EXT_shadow_funcs)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fShareTexPalette) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Shared Texture Palette (GL_EXT_shared_texture_palette)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fStencil2Side) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  2-Sided Stencil (GL_EXT_stencil_two_side)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fStencilWrap) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Stencil Wrap (GL_EXT_stencil_wrap or OpenGL 1.4+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexCompDXT1) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  DXT Compressed Textures (GL_EXT_texture_compression_dxt1)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTex3D) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  3D Texturing (GL_EXT_texture3D or OpenGL 1.2+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexCompressS3TC) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Compression S3TC (GL_EXT_texture_compression_s3tc)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexFilterAniso) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Anisotropic Texture Filtering (GL_EXT_texture_filter_anisotropic)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexLODBias) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Level Of Detail Bias (GL_EXT_texture_lod_bias or OpenGL 1.4+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexMirrorClamp) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture mirror clamping (GL_EXT_texture_mirror_clamp)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexRect) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Rectangle (GL_EXT_texture_rectangle)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexSRGB) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  sRGB Textures (GL_EXT_texture_sRGB or OpenGL 2.1+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTransformFeedback) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Transform Feedback (GL_EXT_transform_feedback)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fConvBorderModes) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Convolution Border Modes (GL_HP_convolution_border_modes or GL_ARB_imaging)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fRasterPosClip) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Raster Position Clipping (GL_IBM_rasterpos_clip)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fBlendSquare) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Blend Square (GL_NV_blend_square or OpenGL 1.4+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fDepthClamp) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Depth Clamp (GL_NV_depth_clamp)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fFogDist) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Eye Radial Fog Distance (GL_NV_fog_distance)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fLightMaxExp) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Light Max Exponent (GL_NV_light_max_exponent)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fMultisampleFilterHint) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Multi-Sample Filter Hint (GL_NV_multisample_filter_hint)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fNVPointSprite) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  NV Point Sprites (GL_NV_point_sprite)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fRegCombiners) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Register Combiners (GL_NV_register_combiners)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fRegCombiners2) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Register Combiners 2 (GL_NV_register_combiners2)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexGenReflect) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  TexGen Reflection (GL_NV_texgen_reflection)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexEnvCombine4) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Env Combine 4 (GL_NV_texture_env_combine4)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexShader) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Shader (GL_NV_texture_shader)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexShader2) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Shader 2 (GL_NV_texture_shader2)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexShader3) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Shader 3 (GL_NV_texture_shader3)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fGenMipmap) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  MipMap Generation (GL_SGIS_generate_mipmap or OpenGL 1.4+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexEdgeClamp) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Edge Clamp (GL_SGIS_texture_edge_clamp or OpenGL 1.2+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fTexLOD) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Texture Level Of Detail (GL_SGIS_texture_lod or OpenGL 1.2+)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fColorMatrix) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Color Matrix ( GL_SGI_color_matrix or GL_ARB_imaging)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        if (displayCaps[theIndex].fColorTable) {

            appendString = [[NSMutableAttributedString alloc] initWithString:@"\n  Color Table ( GL_SGI_color_table or GL_ARB_imaging)" attributes:normal9Attribs];

            [outString appendAttributedString:appendString];

            [appendString release];

        }

        capsTexture = [[GLString alloc] initWithAttributedString:outString withTextColor:[NSColor colorWithDeviceRed:1.0f green:1.0f blue:1.0f alpha:1.0f] withBoxColor:[NSColor colorWithDeviceRed:0.4f green:0.4f blue:0.0f alpha:0.4f] withBorderColor:[NSColor colorWithDeviceRed:0.8f green:0.8f blue:0.0f alpha:0.8f]];

        [capsTextures addObject:capsTexture];

        [capsTexture release];

    }

}

// get NSString with caps for this renderer

void drawCaps (GLCaps * displayCaps, CGDisplayCount numDisplays, long renderer, GLfloat width) // view width for drawing location

{ // we are already in an orthographic per pixel projection

    short i;

    // match display in caps list

    for (i = 0; i < numDisplays; i++) {

        if (renderer == displayCaps[i].rendererID) {

            GLString *capsTexture = [capsTextures objectAtIndex:i];

            [capsTexture drawAtPoint:NSMakePoint (width - 10.0f - [capsTexture frameSize].width, 10.0f)];

            break;

        }

    }

}

    /*

        return outString;       

    */