[692] | 1 | /*
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| 2 | -----------------------------------------------------------------------------
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| 3 | This source file is part of OGRE
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| 4 | (Object-oriented Graphics Rendering Engine)
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| 5 | For the latest info, see http://www.stevestreeting.com/ogre/
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| 6 |
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| 7 | Copyright (c) 2000-2005 The OGRE Team
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| 8 | Also see acknowledgements in Readme.html
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| 9 |
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| 10 | This program is free software; you can redistribute it and/or modify it under
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| 11 | the terms of the GNU General Public License as published by the Free Software
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| 12 | Foundation; either version 2 of the License, or (at your option) any later
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| 13 | version.
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| 14 |
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| 15 | This program is distributed in the hope that it will be useful, but WITHOUT
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| 16 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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| 17 | FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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| 18 |
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| 19 | You should have received a copy of the GNU General Public License along with
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| 20 | this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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| 21 | Place - Suite 330, Boston, MA 02111-1307, USA, or go to
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| 22 | http://www.gnu.org/copyleft/gpl.html.
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| 23 | -----------------------------------------------------------------------------
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| 24 | */
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| 25 | #include "OgreStableHeaders.h"
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| 26 | #include "OgreCompositorScriptCompiler.h"
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| 27 | #include "OgreCommon.h"
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| 28 | #include "OgreStringConverter.h"
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| 29 | #include "OgreLogManager.h"
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| 30 | #include "OgreException.h"
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| 31 | #include "OgreCompositorManager.h"
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| 32 | #include "OgreCompositionTechnique.h"
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| 33 | #include "OgreCompositionTargetPass.h"
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| 34 | #include "OgreCompositionPass.h"
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| 35 |
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| 36 | namespace Ogre {
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| 37 |
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| 38 | //-----------------------------------------------------------------------
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| 39 | // Static definitions
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| 40 | //-----------------------------------------------------------------------
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| 41 | CompositorScriptCompiler::TokenActionMap CompositorScriptCompiler::mTokenActionMap;
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| 42 |
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| 43 | String CompositorScriptCompiler::compositorScript_BNF =
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| 44 | // Top level rule
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| 45 | "<Script> ::= {<Compositor>} \n"
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| 46 | "<Compositor> ::= 'compositor' <Label> '{' <Technique> '}' \n"
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| 47 | // Technique
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| 48 | "<Technique> ::= 'technique' '{' {<Texture>} {<Target>} <TargetOutput> '}' \n"
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| 49 | "<Texture> ::= 'texture' <Label> <WidthOption> <HeightOption> <PixelFormat> \n"
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| 50 | "<WidthOption> ::= 'target_width' | <#width> \n"
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| 51 | "<HeightOption> ::= 'target_height' | <#height> \n"
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| 52 | "<PixelFormat> ::= 'PF_A8R8G8B8' | 'PF_R8G8B8A8' | 'PF_R8G8B8' | 'PF_FLOAT16_RGBA' | \n"
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| 53 | " 'PF_FLOAT16_RGB' | 'PF_FLOAT16_R' | 'PF_FLOAT32_RGBA' | 'PF_FLOAT32_RGB' | 'PF_FLOAT32_R' \n"
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| 54 | // Target
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| 55 | "<Target> ::= 'target ' <Label> '{' {<TargetOptions>} {<Pass>} '}' \n"
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| 56 | "<TargetOptions> ::= <TargetInput> | <OnlyInitial> | <VisibilityMask> | \n"
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| 57 | " <LodBias> | <MaterialScheme> \n"
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| 58 | "<TargetInput> ::= 'input' <TargetInputOptions> \n"
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| 59 | "<TargetInputOptions> ::= 'none' | 'previous' \n"
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| 60 | "<OnlyInitial> ::= 'only_initial' <On_Off> \n"
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| 61 | "<VisibilityMask> ::= 'visibility_mask' <#mask> \n"
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| 62 | "<LodBias> ::= 'lod_bias' <#lodbias> \n"
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| 63 | "<MaterialScheme> ::= 'material_scheme' <Label> \n"
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| 64 | "<TargetOutput> ::= 'target_output' '{' [<TargetInput>] {<Pass>} '}' \n"
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| 65 | // Pass
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| 66 | "<Pass> ::= 'pass' <PassTypes> '{' {<PassOptions>} '}' \n"
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| 67 | "<PassTypes> ::= 'render_quad' | 'clear' | 'stencil' | 'render_scene' \n"
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| 68 | "<PassOptions> ::= <PassMaterial> | <PassInput> | <ClearSection> | <StencilSection> \n"
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| 69 | "<PassMaterial> ::= 'material' <Label> \n"
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| 70 | "<PassInput> ::= 'input' <#id> <Label> \n"
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| 71 | // clear
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| 72 | "<ClearSection> ::= -'clear' -'{' {<ClearOptions>} -'}' \n"
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| 73 | "<ClearOptions> ::= <Buffers> | <ColourValue> | <DepthValue> | <StencilValue> \n"
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| 74 | "<Buffers> ::= 'buffers' {<BufferTypes>} \n"
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| 75 | "<BufferTypes> ::= <Colour> | <Depth> | <Stencil> \n"
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| 76 | "<Colour> ::= 'colour' (?!<ValueChk>) \n"
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| 77 | "<Depth> ::= 'depth' (?!<ValueChk>) \n"
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| 78 | "<Stencil> ::= 'stencil' (?!<ValueChk>) \n"
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| 79 | "<ValueChk> ::= '_value' \n"
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| 80 | "<ColourValue> ::= 'colour_value' <#red> <#green> <#blue> <#alpha> \n"
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| 81 | "<DepthValue> ::= 'depth_value' <#depth> \n"
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| 82 | "<StencilValue> ::= 'stencil_value' <#val> \n"
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| 83 | // stencil
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| 84 | "<StencilSection> ::= -'stencil' -'{' {<StencilOptions>} -'}' \n"
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| 85 | "<StencilOptions> ::= <Check> | <CompareFunction> | <RefVal> | <Mask> | <FailOp> | <DepthFailOp> | \n"
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| 86 | " <PassOp> | <TwoSided> \n"
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| 87 | "<Check> ::= 'check' <On_Off> \n"
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| 88 | "<CompareFunction> ::= 'comp_func' <CompFunc> \n"
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| 89 | "<CompFunc> ::= 'always_fail' | 'always_pass' | 'less_equal' | 'less' | 'equal' | \n"
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| 90 | " 'not_equal' | 'equal' | 'greater_equal' | 'greater' \n"
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| 91 | "<RefVal> ::= 'ref_value' <#val> \n"
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| 92 | "<Mask> ::= 'mask' <#mask> \n"
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| 93 | "<FailOp> ::= 'fail_op' <StencilOperation> \n"
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| 94 | "<DepthFailOp> ::= 'depth_fail_op' <StencilOperation> \n"
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| 95 | "<PassOp> ::= 'pass_op' <StencilOperation> \n"
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| 96 | "<TwoSided> ::= 'two_sided' <On_Off> \n"
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| 97 | "<StencilOperation> ::= 'keep' | 'zero' | 'replace' | 'increment_wrap' | 'increment' | \n"
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| 98 | " 'decrement_wrap' | 'decrement' | 'invert' \n"
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| 99 |
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| 100 | // common rules
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| 101 | "<On_Off> ::= 'on' | 'off' \n"
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| 102 | "<Label> ::= <Unquoted_Label> | <Quoted_Label> \n"
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| 103 | "<Quoted_Label> ::= -'\"' <Character> {<Alphanumeric_Space>} -'\"' \n"
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| 104 | "<Unquoted_Label> ::= <Character> {<Alphanumeric>} \n"
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| 105 | "<Alphanumeric_Space> ::= <Alphanumeric> | <Space> \n"
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| 106 | "<Alphanumeric> ::= <Character> | <Number> \n"
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| 107 | "<Character> ::= (abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ$#%!_*&\\/) \n"
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| 108 | "<Number> ::= (0123456789) \n"
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| 109 | "<Space> ::= ( ) \n"
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| 110 |
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| 111 | ;
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| 112 | //-----------------------------------------------------------------------
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| 113 | CompositorScriptCompiler::CompositorScriptCompiler(void)
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| 114 | {
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| 115 | }
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| 116 | //-----------------------------------------------------------------------
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| 117 | CompositorScriptCompiler::~CompositorScriptCompiler(void)
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| 118 | {
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| 119 |
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| 120 | }
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| 121 | //-----------------------------------------------------------------------
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| 122 | void CompositorScriptCompiler::setupTokenDefinitions(void)
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| 123 | {
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| 124 | addLexemeTokenAction("{", ID_OPENBRACE, &CompositorScriptCompiler::parseOpenBrace);
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| 125 | addLexemeTokenAction("}", ID_CLOSEBRACE, &CompositorScriptCompiler::parseCloseBrace);
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| 126 | addLexemeTokenAction("compositor", ID_COMPOSITOR, &CompositorScriptCompiler::parseCompositor);
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| 127 |
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| 128 | // Technique section
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| 129 | addLexemeTokenAction("technique", ID_TECHNIQUE, &CompositorScriptCompiler::parseTechnique);
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| 130 | addLexemeTokenAction("texture", ID_TEXTURE, &CompositorScriptCompiler::parseTexture);
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| 131 | addLexemeTokenAction("target_width", ID_TARGET_WIDTH);
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| 132 | addLexemeTokenAction("target_height", ID_TARGET_HEIGHT);
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| 133 | addLexemeTokenAction("PF_A8R8G8B8", ID_PF_A8R8G8B8);
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| 134 | addLexemeTokenAction("PF_R8G8B8A8", ID_PF_R8G8B8A8);
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| 135 | addLexemeTokenAction("PF_R8G8B8", ID_PF_R8G8B8);
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| 136 | addLexemeTokenAction("PF_FLOAT16_R", ID_PF_FLOAT16_R);
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| 137 | addLexemeTokenAction("PF_FLOAT16_RGB", ID_PF_FLOAT16_RGB);
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| 138 | addLexemeTokenAction("PF_FLOAT16_RGBA", ID_PF_FLOAT16_RGBA);
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| 139 | addLexemeTokenAction("PF_FLOAT32_R", ID_PF_FLOAT32_R);
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| 140 | addLexemeTokenAction("PF_FLOAT32_RGB", ID_PF_FLOAT32_RGB);
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| 141 | addLexemeTokenAction("PF_FLOAT32_RGBA", ID_PF_FLOAT32_RGBA);
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| 142 |
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| 143 | // Target section
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| 144 | addLexemeTokenAction("target ", ID_TARGET, &CompositorScriptCompiler::parseTarget);
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| 145 | addLexemeTokenAction("input", ID_INPUT, &CompositorScriptCompiler::parseInput);
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| 146 | addLexemeTokenAction("none", ID_NONE);
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| 147 | addLexemeTokenAction("previous", ID_PREVIOUS);
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| 148 | addLexemeTokenAction("target_output", ID_TARGET_OUTPUT, &CompositorScriptCompiler::parseTargetOutput);
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| 149 | addLexemeTokenAction("only_initial", ID_ONLY_INITIAL, &CompositorScriptCompiler::parseOnlyInitial);
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| 150 | addLexemeTokenAction("visibility_mask", ID_VISIBILITY_MASK, &CompositorScriptCompiler::parseVisibilityMask);
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| 151 | addLexemeTokenAction("lod_bias", ID_LOD_BIAS, &CompositorScriptCompiler::parseLodBias);
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| 152 | addLexemeTokenAction("material_scheme", ID_MATERIAL_SCHEME, &CompositorScriptCompiler::parseMaterialScheme);
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| 153 |
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| 154 | // pass section
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| 155 | addLexemeTokenAction("pass", ID_PASS, &CompositorScriptCompiler::parsePass);
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| 156 | // input defined above
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| 157 | addLexemeTokenAction("render_quad", ID_RENDER_QUAD);
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| 158 | addLexemeTokenAction("clear", ID_CLEAR);
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| 159 | addLexemeTokenAction("stencil", ID_STENCIL);
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| 160 | addLexemeTokenAction("render_scene", ID_RENDER_SCENE);
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| 161 | // pass attributes
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| 162 | addLexemeTokenAction("material", ID_MATERIAL, &CompositorScriptCompiler::parseMaterial);
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| 163 | addLexemeTokenAction("first_render_queue", ID_FIRST_RQ, &CompositorScriptCompiler::parseFirstRenderQueue);
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| 164 | addLexemeTokenAction("last_render_queue", ID_LAST_RQ, &CompositorScriptCompiler::parseLastRenderQueue);
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| 165 | // clear
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| 166 | addLexemeTokenAction("buffers", ID_CLR_BUFF, &CompositorScriptCompiler::parseClearBuffers);
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| 167 | addLexemeTokenAction("colour", ID_CLR_COLOUR);
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| 168 | addLexemeTokenAction("depth", ID_CLR_DEPTH);
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| 169 | addLexemeTokenAction("colour_value", ID_CLR_COLOUR_VAL, &CompositorScriptCompiler::parseClearColourValue);
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| 170 | addLexemeTokenAction("depth_value", ID_CLR_DEPTH_VAL, &CompositorScriptCompiler::parseClearDepthValue);
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| 171 | addLexemeTokenAction("stencil_value", ID_CLR_STENCIL_VAL, &CompositorScriptCompiler::parseClearStencilValue);
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| 172 | // stencil
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| 173 | addLexemeTokenAction("check", ID_ST_CHECK, &CompositorScriptCompiler::parseStencilCheck);
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| 174 | addLexemeTokenAction("comp_func", ID_ST_FUNC, &CompositorScriptCompiler::parseStencilFunc);
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| 175 | addLexemeTokenAction("ref_value", ID_ST_REF_VAL, &CompositorScriptCompiler::parseStencilRefVal);
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| 176 | addLexemeTokenAction("mask", ID_ST_MASK, &CompositorScriptCompiler::parseStencilMask);
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| 177 | addLexemeTokenAction("fail_op", ID_ST_FAILOP, &CompositorScriptCompiler::parseStencilFailOp);
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| 178 | addLexemeTokenAction("depth_fail_op", ID_ST_DEPTH_FAILOP, &CompositorScriptCompiler::parseStencilDepthFailOp);
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| 179 | addLexemeTokenAction("pass_op", ID_ST_PASSOP, &CompositorScriptCompiler::parseStencilPassOp);
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| 180 | addLexemeTokenAction("two_sided", ID_ST_TWOSIDED, &CompositorScriptCompiler::parseStencilTwoSided);
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| 181 | // compare functions
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| 182 | addLexemeTokenAction("always_fail", ID_ST_ALWAYS_FAIL);
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| 183 | addLexemeTokenAction("always_pass", ID_ST_ALWAYS_PASS);
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| 184 | addLexemeTokenAction("less", ID_ST_LESS);
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| 185 | addLexemeTokenAction("less_equal", ID_ST_LESS_EQUAL);
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| 186 | addLexemeTokenAction("equal", ID_ST_EQUAL);
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| 187 | addLexemeTokenAction("not_equal", ID_ST_NOT_EQUAL);
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| 188 | addLexemeTokenAction("greater_equal", ID_ST_GREATER_EQUAL);
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| 189 | addLexemeTokenAction("greater", ID_ST_GREATER);
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| 190 | // stencil operations
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| 191 | addLexemeTokenAction("keep", ID_ST_KEEP);
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| 192 | addLexemeTokenAction("zero", ID_ST_ZERO);
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| 193 | addLexemeTokenAction("replace", ID_ST_REPLACE);
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| 194 | addLexemeTokenAction("increment", ID_ST_INCREMENT);
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| 195 | addLexemeTokenAction("decrement", ID_ST_DECREMENT);
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| 196 | addLexemeTokenAction("increment_wrap", ID_ST_INCREMENT_WRAP);
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| 197 | addLexemeTokenAction("decrement_wrap", ID_ST_DECREMENT_WRAP);
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| 198 | addLexemeTokenAction("invert", ID_ST_INVERT);
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| 199 |
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| 200 | // common section
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| 201 | addLexemeTokenAction("on", ID_ON);
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| 202 | addLexemeTokenAction("off", ID_OFF);
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| 203 |
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| 204 | }
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| 205 |
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| 206 | //-----------------------------------------------------------------------
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| 207 | void CompositorScriptCompiler::addLexemeTokenAction(const String& lexeme,
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| 208 | const size_t token, const CSC_Action action)
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| 209 | {
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| 210 | addLexemeToken(lexeme, token, action != 0);
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| 211 | mTokenActionMap[token] = action;
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| 212 | }
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| 213 |
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| 214 | //-----------------------------------------------------------------------
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| 215 | void CompositorScriptCompiler::executeTokenAction(const size_t tokenID)
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| 216 | {
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| 217 | TokenActionIterator action = mTokenActionMap.find(tokenID);
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| 218 |
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| 219 | if (action == mTokenActionMap.end())
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| 220 | {
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| 221 | // BAD command. BAD!
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| 222 | logParseError("Unrecognised compositor script command action");
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| 223 | return;
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| 224 | }
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| 225 | else
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| 226 | {
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| 227 | try
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| 228 | {
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| 229 | (this->*action->second)();
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| 230 | }
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| 231 | catch (Exception& ogreException)
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| 232 | {
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| 233 | // an unknown token found or BNF Grammer rule was not successful
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| 234 | // in finding a valid terminal token to complete the rule expression.
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| 235 | logParseError(ogreException.getDescription());
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| 236 | }
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| 237 | }
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| 238 | }
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| 239 |
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| 240 | //-----------------------------------------------------------------------
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| 241 | void CompositorScriptCompiler::logParseError(const String& error)
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| 242 | {
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| 243 | // log material name only if filename not specified
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| 244 | if (mSourceName.empty() && !mScriptContext.compositor.isNull())
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| 245 | {
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| 246 | LogManager::getSingleton().logMessage(
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| 247 | "Error in compositor " + mScriptContext.compositor->getName() +
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| 248 | " : " + error);
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| 249 | }
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| 250 | else
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| 251 | {
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| 252 | if (!mScriptContext.compositor.isNull())
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| 253 | {
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| 254 | LogManager::getSingleton().logMessage(
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| 255 | "Error in compositor " + mScriptContext.compositor->getName() +
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| 256 | " at line " + StringConverter::toString(mCurrentLine) +
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| 257 | " of " + mSourceName + ": " + error);
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| 258 | }
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| 259 | else
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| 260 | {
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| 261 | LogManager::getSingleton().logMessage(
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| 262 | "Error at line " + StringConverter::toString(mCurrentLine) +
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| 263 | " of " + mSourceName + ": " + error);
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| 264 | }
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| 265 | }
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| 266 | }
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| 267 | //-----------------------------------------------------------------------
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| 268 | void CompositorScriptCompiler::parseOpenBrace(void)
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| 269 | {
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| 270 |
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| 271 | }
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| 272 | //-----------------------------------------------------------------------
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| 273 | void CompositorScriptCompiler::parseCloseBrace(void)
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| 274 | {
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| 275 | switch(mScriptContext.section)
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| 276 | {
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| 277 | case CSS_NONE:
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| 278 | logParseError("Unexpected terminating brace.");
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| 279 | break;
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| 280 | case CSS_COMPOSITOR:
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| 281 | // End of compositor
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| 282 | mScriptContext.section = CSS_NONE;
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| 283 | mScriptContext.compositor.setNull();
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| 284 | break;
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| 285 | case CSS_TECHNIQUE:
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| 286 | // End of technique
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| 287 | mScriptContext.section = CSS_COMPOSITOR;
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| 288 | mScriptContext.technique = NULL;
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| 289 | break;
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| 290 | case CSS_TARGET:
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| 291 | // End of target
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| 292 | mScriptContext.section = CSS_TECHNIQUE;
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| 293 | mScriptContext.target = NULL;
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| 294 | break;
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| 295 | case CSS_PASS:
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| 296 | // End of pass
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| 297 | mScriptContext.section = CSS_TARGET;
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| 298 | mScriptContext.pass = NULL;
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| 299 | break;
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| 300 | };
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| 301 | }
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| 302 | //-----------------------------------------------------------------------
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| 303 | void CompositorScriptCompiler::parseCompositor(void)
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| 304 | {
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| 305 | const String compositorName = getNextTokenLabel();
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| 306 | mScriptContext.compositor = CompositorManager::getSingleton().create(
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| 307 | compositorName, ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME
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| 308 | );
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| 309 | mScriptContext.section = CSS_COMPOSITOR;
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| 310 |
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| 311 | }
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| 312 | //-----------------------------------------------------------------------
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| 313 | void CompositorScriptCompiler::parseTechnique(void)
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| 314 | {
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| 315 | mScriptContext.technique = mScriptContext.compositor->createTechnique();
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| 316 | mScriptContext.section = CSS_TECHNIQUE;
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| 317 | }
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| 318 | //-----------------------------------------------------------------------
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| 319 | void CompositorScriptCompiler::parseTexture(void)
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| 320 | {
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| 321 | assert(mScriptContext.technique);
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| 322 | const String textureName = getNextTokenLabel();
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| 323 | CompositionTechnique::TextureDefinition* textureDef = mScriptContext.technique->createTextureDefinition(textureName);
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| 324 | // if peek next token is target_width then get token and use 0 for width
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| 325 | // determine width parameter
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| 326 | if (testNextTokenID(ID_TARGET_WIDTH))
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| 327 | {
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| 328 | getNextToken();
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| 329 | // a value of zero causes texture to be size of render target
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| 330 | textureDef->width = 0;
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| 331 | }
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| 332 | else
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| 333 | {
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| 334 | textureDef->width = static_cast<size_t>(getNextTokenValue());
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| 335 | }
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| 336 | // determine height parameter
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| 337 | if (testNextTokenID(ID_TARGET_HEIGHT))
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| 338 | {
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| 339 | getNextToken();
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| 340 | // a value of zero causes texture to be size of render target
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| 341 | textureDef->height = 0;
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| 342 | }
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| 343 | else
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| 344 | {
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| 345 | textureDef->height = static_cast<size_t>(getNextTokenValue());
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| 346 | }
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| 347 | // get pixel factor
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| 348 | switch (getNextToken().tokenID)
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| 349 | {
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| 350 | case ID_PF_A8R8G8B8:
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| 351 | textureDef->format = PF_A8R8G8B8;
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| 352 | break;
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| 353 |
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| 354 | case ID_PF_R8G8B8A8:
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| 355 | textureDef->format = PF_R8G8B8A8;
|
---|
| 356 | break;
|
---|
| 357 |
|
---|
| 358 | case ID_PF_R8G8B8:
|
---|
| 359 | textureDef->format = PF_R8G8B8;
|
---|
| 360 | break;
|
---|
| 361 | case ID_PF_FLOAT16_R:
|
---|
| 362 | textureDef->format = PF_FLOAT16_R;
|
---|
| 363 | break;
|
---|
| 364 | case ID_PF_FLOAT16_RGB:
|
---|
| 365 | textureDef->format = PF_FLOAT16_RGB;
|
---|
| 366 | break;
|
---|
| 367 | case ID_PF_FLOAT16_RGBA:
|
---|
| 368 | textureDef->format = PF_FLOAT16_RGBA;
|
---|
| 369 | break;
|
---|
| 370 | case ID_PF_FLOAT32_R:
|
---|
| 371 | textureDef->format = PF_FLOAT32_R;
|
---|
| 372 | break;
|
---|
| 373 | case ID_PF_FLOAT32_RGB:
|
---|
| 374 | textureDef->format = PF_FLOAT32_RGB;
|
---|
| 375 | break;
|
---|
| 376 | case ID_PF_FLOAT32_RGBA:
|
---|
| 377 | textureDef->format = PF_FLOAT32_RGBA;
|
---|
| 378 | break;
|
---|
| 379 |
|
---|
| 380 | default:
|
---|
| 381 | // should never get here?
|
---|
| 382 | break;
|
---|
| 383 | }
|
---|
| 384 | }
|
---|
| 385 | //-----------------------------------------------------------------------
|
---|
| 386 | void CompositorScriptCompiler::parseTarget(void)
|
---|
| 387 | {
|
---|
| 388 | assert(mScriptContext.technique);
|
---|
| 389 |
|
---|
| 390 | mScriptContext.section = CSS_TARGET;
|
---|
| 391 | mScriptContext.target = mScriptContext.technique->createTargetPass();
|
---|
| 392 | mScriptContext.target->setOutputName(getNextTokenLabel());
|
---|
| 393 |
|
---|
| 394 | }
|
---|
| 395 | //-----------------------------------------------------------------------
|
---|
| 396 | void CompositorScriptCompiler::parseInput(void)
|
---|
| 397 | {
|
---|
| 398 | // input parameters depends on context either target or pass
|
---|
| 399 | if (mScriptContext.section == CSS_TARGET)
|
---|
| 400 | {
|
---|
| 401 | // for input in target, there is only one parameter
|
---|
| 402 | assert(mScriptContext.target);
|
---|
| 403 | if (testNextTokenID(ID_PREVIOUS))
|
---|
| 404 | mScriptContext.target->setInputMode(CompositionTargetPass::IM_PREVIOUS);
|
---|
| 405 | else
|
---|
| 406 | mScriptContext.target->setInputMode(CompositionTargetPass::IM_NONE);
|
---|
| 407 | }
|
---|
| 408 | else // assume for pass section context
|
---|
| 409 | {
|
---|
| 410 | // for input in pass, there are two parameters
|
---|
| 411 | assert(mScriptContext.pass);
|
---|
| 412 | uint32 id = static_cast<uint32>(getNextTokenValue());
|
---|
| 413 | const String& textureName = getNextTokenLabel();
|
---|
| 414 | mScriptContext.pass->setInput(id, textureName);
|
---|
| 415 | }
|
---|
| 416 |
|
---|
| 417 | }
|
---|
| 418 | //-----------------------------------------------------------------------
|
---|
| 419 | void CompositorScriptCompiler::parseTargetOutput(void)
|
---|
| 420 | {
|
---|
| 421 | assert(mScriptContext.technique);
|
---|
| 422 | mScriptContext.target = mScriptContext.technique->getOutputTargetPass();
|
---|
| 423 | mScriptContext.section = CSS_TARGET;
|
---|
| 424 | }
|
---|
| 425 | //-----------------------------------------------------------------------
|
---|
| 426 | void CompositorScriptCompiler::parseOnlyInitial(void)
|
---|
| 427 | {
|
---|
| 428 | assert(mScriptContext.target);
|
---|
| 429 | mScriptContext.target->setOnlyInitial(testNextTokenID(ID_ON));
|
---|
| 430 | }
|
---|
| 431 | //-----------------------------------------------------------------------
|
---|
| 432 | void CompositorScriptCompiler::parseVisibilityMask(void)
|
---|
| 433 | {
|
---|
| 434 | assert(mScriptContext.target);
|
---|
| 435 | mScriptContext.target->setVisibilityMask(static_cast<uint32>(getNextTokenValue()));
|
---|
| 436 | }
|
---|
| 437 | //-----------------------------------------------------------------------
|
---|
| 438 | void CompositorScriptCompiler::parseLodBias(void)
|
---|
| 439 | {
|
---|
| 440 | assert(mScriptContext.target);
|
---|
| 441 | mScriptContext.target->setLodBias(getNextTokenValue());
|
---|
| 442 | }
|
---|
| 443 | //-----------------------------------------------------------------------
|
---|
| 444 | void CompositorScriptCompiler::parseMaterialScheme(void)
|
---|
| 445 | {
|
---|
| 446 | assert(mScriptContext.target);
|
---|
| 447 | mScriptContext.target->setMaterialScheme(getNextTokenLabel());
|
---|
| 448 | }
|
---|
| 449 | //-----------------------------------------------------------------------
|
---|
| 450 | void CompositorScriptCompiler::parsePass(void)
|
---|
| 451 | {
|
---|
| 452 | assert(mScriptContext.target);
|
---|
| 453 | mScriptContext.pass = mScriptContext.target->createPass();
|
---|
| 454 | CompositionPass::PassType passType = CompositionPass::PT_RENDERQUAD;
|
---|
| 455 | switch (getNextToken().tokenID)
|
---|
| 456 | {
|
---|
| 457 | case ID_RENDER_QUAD:
|
---|
| 458 | passType = CompositionPass::PT_RENDERQUAD;
|
---|
| 459 | break;
|
---|
| 460 |
|
---|
| 461 | case ID_CLEAR:
|
---|
| 462 | passType = CompositionPass::PT_CLEAR;
|
---|
| 463 | break;
|
---|
| 464 |
|
---|
| 465 | case ID_STENCIL:
|
---|
| 466 | passType = CompositionPass::PT_STENCIL;
|
---|
| 467 | break;
|
---|
| 468 |
|
---|
| 469 | case ID_RENDER_SCENE:
|
---|
| 470 | passType = CompositionPass::PT_RENDERSCENE;
|
---|
| 471 | break;
|
---|
| 472 |
|
---|
| 473 | default:
|
---|
| 474 | break;
|
---|
| 475 | }
|
---|
| 476 |
|
---|
| 477 | mScriptContext.pass->setType(passType);
|
---|
| 478 |
|
---|
| 479 | mScriptContext.section = CSS_PASS;
|
---|
| 480 |
|
---|
| 481 | }
|
---|
| 482 | //-----------------------------------------------------------------------
|
---|
| 483 | void CompositorScriptCompiler::parseMaterial(void)
|
---|
| 484 | {
|
---|
| 485 | assert(mScriptContext.pass);
|
---|
| 486 | mScriptContext.pass->setMaterialName(getNextTokenLabel());
|
---|
| 487 | }
|
---|
| 488 | //-----------------------------------------------------------------------
|
---|
| 489 | void CompositorScriptCompiler::parseFirstRenderQueue(void)
|
---|
| 490 | {
|
---|
| 491 | assert(mScriptContext.pass);
|
---|
| 492 | mScriptContext.pass->setFirstRenderQueue(static_cast<uint8>(getNextTokenValue()));
|
---|
| 493 | }
|
---|
| 494 | //-----------------------------------------------------------------------
|
---|
| 495 | void CompositorScriptCompiler::parseLastRenderQueue(void)
|
---|
| 496 | {
|
---|
| 497 | assert(mScriptContext.pass);
|
---|
| 498 | mScriptContext.pass->setLastRenderQueue(static_cast<uint8>(getNextTokenValue()));
|
---|
| 499 | }
|
---|
| 500 | //-----------------------------------------------------------------------
|
---|
| 501 | void CompositorScriptCompiler::parseClearBuffers(void)
|
---|
| 502 | {
|
---|
| 503 | assert(mScriptContext.pass);
|
---|
| 504 | // while there are tokens for the action, get next token and set buffer flag
|
---|
| 505 | uint32 bufferFlags = 0;
|
---|
| 506 |
|
---|
| 507 | while (getRemainingTokensForAction() > 0)
|
---|
| 508 | {
|
---|
| 509 | switch (getNextToken().tokenID)
|
---|
| 510 | {
|
---|
| 511 | case ID_CLR_COLOUR:
|
---|
| 512 | bufferFlags |= FBT_COLOUR;
|
---|
| 513 | break;
|
---|
| 514 |
|
---|
| 515 | case ID_CLR_DEPTH:
|
---|
| 516 | bufferFlags |= FBT_DEPTH;
|
---|
| 517 | break;
|
---|
| 518 |
|
---|
| 519 | case ID_STENCIL:
|
---|
| 520 | bufferFlags |= FBT_STENCIL;
|
---|
| 521 | break;
|
---|
| 522 |
|
---|
| 523 | default:
|
---|
| 524 | break;
|
---|
| 525 | }
|
---|
| 526 | }
|
---|
| 527 | mScriptContext.pass->setClearBuffers(bufferFlags);
|
---|
| 528 | }
|
---|
| 529 | //-----------------------------------------------------------------------
|
---|
| 530 | void CompositorScriptCompiler::parseClearColourValue(void)
|
---|
| 531 | {
|
---|
| 532 | assert(mScriptContext.pass);
|
---|
| 533 | Real red = getNextTokenValue();
|
---|
| 534 | Real green = getNextTokenValue();
|
---|
| 535 | Real blue = getNextTokenValue();
|
---|
| 536 | Real alpha = getNextTokenValue();
|
---|
| 537 | mScriptContext.pass->setClearColour(ColourValue(red, green, blue, alpha));
|
---|
| 538 | }
|
---|
| 539 | //-----------------------------------------------------------------------
|
---|
| 540 | void CompositorScriptCompiler::parseClearDepthValue(void)
|
---|
| 541 | {
|
---|
| 542 | assert(mScriptContext.pass);
|
---|
| 543 | mScriptContext.pass->setClearDepth(getNextTokenValue());
|
---|
| 544 | }
|
---|
| 545 | //-----------------------------------------------------------------------
|
---|
| 546 | void CompositorScriptCompiler::parseClearStencilValue(void)
|
---|
| 547 | {
|
---|
| 548 | assert(mScriptContext.pass);
|
---|
| 549 | mScriptContext.pass->setClearStencil(static_cast<uint32>(getNextTokenValue()));
|
---|
| 550 | }
|
---|
| 551 | //-----------------------------------------------------------------------
|
---|
| 552 | void CompositorScriptCompiler::parseStencilCheck(void)
|
---|
| 553 | {
|
---|
| 554 | assert(mScriptContext.pass);
|
---|
| 555 | mScriptContext.pass->setStencilCheck(testNextTokenID(ID_ON));
|
---|
| 556 | }
|
---|
| 557 | //-----------------------------------------------------------------------
|
---|
| 558 | void CompositorScriptCompiler::parseStencilFunc(void)
|
---|
| 559 | {
|
---|
| 560 | assert(mScriptContext.pass);
|
---|
| 561 | mScriptContext.pass->setStencilFunc(extractCompareFunc());
|
---|
| 562 | }
|
---|
| 563 | //-----------------------------------------------------------------------
|
---|
| 564 | void CompositorScriptCompiler::parseStencilRefVal(void)
|
---|
| 565 | {
|
---|
| 566 | assert(mScriptContext.pass);
|
---|
| 567 | mScriptContext.pass->setStencilRefValue(static_cast<uint32>(getNextTokenValue()));
|
---|
| 568 | }
|
---|
| 569 | //-----------------------------------------------------------------------
|
---|
| 570 | void CompositorScriptCompiler::parseStencilMask(void)
|
---|
| 571 | {
|
---|
| 572 | assert(mScriptContext.pass);
|
---|
| 573 | mScriptContext.pass->setStencilMask(static_cast<uint32>(getNextTokenValue()));
|
---|
| 574 | }
|
---|
| 575 | //-----------------------------------------------------------------------
|
---|
| 576 | void CompositorScriptCompiler::parseStencilFailOp(void)
|
---|
| 577 | {
|
---|
| 578 | assert(mScriptContext.pass);
|
---|
| 579 | mScriptContext.pass->setStencilFailOp(extractStencilOp());
|
---|
| 580 | }
|
---|
| 581 | //-----------------------------------------------------------------------
|
---|
| 582 | void CompositorScriptCompiler::parseStencilDepthFailOp(void)
|
---|
| 583 | {
|
---|
| 584 | assert(mScriptContext.pass);
|
---|
| 585 | mScriptContext.pass->setStencilDepthFailOp(extractStencilOp());
|
---|
| 586 | }
|
---|
| 587 | //-----------------------------------------------------------------------
|
---|
| 588 | void CompositorScriptCompiler::parseStencilPassOp(void)
|
---|
| 589 | {
|
---|
| 590 | assert(mScriptContext.pass);
|
---|
| 591 | mScriptContext.pass->setStencilPassOp(extractStencilOp());
|
---|
| 592 | }
|
---|
| 593 | //-----------------------------------------------------------------------
|
---|
| 594 | void CompositorScriptCompiler::parseStencilTwoSided(void)
|
---|
| 595 | {
|
---|
| 596 | assert(mScriptContext.pass);
|
---|
| 597 | mScriptContext.pass->setStencilTwoSidedOperation(testNextTokenID(ID_ON));
|
---|
| 598 | }
|
---|
| 599 | //-----------------------------------------------------------------------
|
---|
| 600 | StencilOperation CompositorScriptCompiler::extractStencilOp(void)
|
---|
| 601 | {
|
---|
| 602 | StencilOperation sop = SOP_KEEP;
|
---|
| 603 |
|
---|
| 604 | switch (getNextToken().tokenID)
|
---|
| 605 | {
|
---|
| 606 | case ID_ST_KEEP:
|
---|
| 607 | sop = SOP_KEEP;
|
---|
| 608 | break;
|
---|
| 609 |
|
---|
| 610 | case ID_ST_ZERO:
|
---|
| 611 | sop = SOP_ZERO;
|
---|
| 612 | break;
|
---|
| 613 |
|
---|
| 614 | case ID_ST_REPLACE:
|
---|
| 615 | sop = SOP_REPLACE;
|
---|
| 616 | break;
|
---|
| 617 |
|
---|
| 618 | case ID_ST_INCREMENT:
|
---|
| 619 | sop = SOP_INCREMENT;
|
---|
| 620 | break;
|
---|
| 621 |
|
---|
| 622 | case ID_ST_DECREMENT:
|
---|
| 623 | sop = SOP_DECREMENT;
|
---|
| 624 | break;
|
---|
| 625 |
|
---|
| 626 | case ID_ST_INCREMENT_WRAP:
|
---|
| 627 | sop = SOP_INCREMENT_WRAP;
|
---|
| 628 | break;
|
---|
| 629 |
|
---|
| 630 | case ID_ST_DECREMENT_WRAP:
|
---|
| 631 | sop = SOP_DECREMENT_WRAP;
|
---|
| 632 | break;
|
---|
| 633 |
|
---|
| 634 | case ID_ST_INVERT:
|
---|
| 635 | sop = SOP_INVERT;
|
---|
| 636 | break;
|
---|
| 637 |
|
---|
| 638 | default:
|
---|
| 639 | break;
|
---|
| 640 | }
|
---|
| 641 |
|
---|
| 642 | return sop;
|
---|
| 643 | }
|
---|
| 644 | CompareFunction CompositorScriptCompiler::extractCompareFunc(void)
|
---|
| 645 | {
|
---|
| 646 | CompareFunction compFunc = CMPF_ALWAYS_PASS;
|
---|
| 647 |
|
---|
| 648 | switch (getNextToken().tokenID)
|
---|
| 649 | {
|
---|
| 650 | case ID_ST_ALWAYS_FAIL:
|
---|
| 651 | compFunc = CMPF_ALWAYS_FAIL;
|
---|
| 652 | break;
|
---|
| 653 |
|
---|
| 654 | case ID_ST_ALWAYS_PASS:
|
---|
| 655 | compFunc = CMPF_ALWAYS_PASS;
|
---|
| 656 | break;
|
---|
| 657 |
|
---|
| 658 | case ID_ST_LESS:
|
---|
| 659 | compFunc = CMPF_LESS;
|
---|
| 660 | break;
|
---|
| 661 |
|
---|
| 662 | case ID_ST_LESS_EQUAL:
|
---|
| 663 | compFunc = CMPF_LESS_EQUAL;
|
---|
| 664 | break;
|
---|
| 665 |
|
---|
| 666 | case ID_ST_EQUAL:
|
---|
| 667 | compFunc = CMPF_EQUAL;
|
---|
| 668 | break;
|
---|
| 669 |
|
---|
| 670 | case ID_ST_NOT_EQUAL:
|
---|
| 671 | compFunc = CMPF_NOT_EQUAL;
|
---|
| 672 | break;
|
---|
| 673 |
|
---|
| 674 | case ID_ST_GREATER_EQUAL:
|
---|
| 675 | compFunc = CMPF_GREATER_EQUAL;
|
---|
| 676 | break;
|
---|
| 677 |
|
---|
| 678 | case ID_ST_GREATER:
|
---|
| 679 | compFunc = CMPF_GREATER;
|
---|
| 680 | break;
|
---|
| 681 |
|
---|
| 682 | default:
|
---|
| 683 | break;
|
---|
| 684 | }
|
---|
| 685 |
|
---|
| 686 | return compFunc;
|
---|
| 687 | }
|
---|
| 688 |
|
---|
| 689 | }
|
---|