mirror of
https://github.com/libretro/RetroArch
synced 2025-01-29 18:32:44 +00:00
Fixes to cg2glsl.
This commit is contained in:
Themaister
parent
b292caf92b
commit
2aaa148adc
111
tools/cg2glsl.py
111
tools/cg2glsl.py
@ -37,11 +37,11 @@ def replace_global_in(source):
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('IN.texture_size', 'TextureSize'),
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('IN.output_size', 'OutputSize'),
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('IN.frame_count', 'FrameCount'),
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('IN.frame_direction', 'FrameDirection')
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('IN.frame_direction', 'FrameDirection'),
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]
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for line in split_source:
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if '//var' in line:
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if ('//var' in line) or ('#var' in line):
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for index, replace in enumerate(replace_table):
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orig = line.split(' ')[2]
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if replace[0] == orig:
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@ -64,14 +64,19 @@ def replace_global_vertex(source):
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('TEXCOORD1', 'LUTTexCoord'),
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('TEXCOORD0', 'TexCoord'),
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('TEXCOORD', 'TexCoord'),
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('uniform vec4 _modelViewProj1[4]', 'uniform mat4 MVPMatrix'),
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('uniform vec4 _modelViewProj1[4];', ''),
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('_modelViewProj1', 'MVPMatrix'),
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('_IN1._mvp_matrix[0]', 'MVPMatrix[0]'),
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('_IN1._mvp_matrix[1]', 'MVPMatrix[1]'),
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('_IN1._mvp_matrix[2]', 'MVPMatrix[2]'),
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('_IN1._mvp_matrix[3]', 'MVPMatrix[3]'),
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('MVPMatrix[0]', 'MVPMatrix_[0]'),
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('MVPMatrix[1]', 'MVPMatrix_[1]'),
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('MVPMatrix[2]', 'MVPMatrix_[2]'),
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('MVPMatrix[3]', 'MVPMatrix_[3]'),
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('FrameCount', 'float(FrameCount)'),
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('FrameDirection', 'float(FrameDirection)'),
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('input', 'input_dummy'), # 'input' is reserved in GLSL.
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('output', 'output_dummy'), # 'output' is reserved in GLSL.
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]
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@ -81,11 +86,11 @@ def replace_global_vertex(source):
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return source
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def translate_varyings(varyings, source):
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def translate_varyings(varyings, source, direction):
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dictionary = {}
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for varying in varyings:
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for line in source:
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if (varying in line) and ('//var' in line):
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if (varying in line) and (('//var' in line) or ('#var' in line)) and (direction in line):
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log('Found line for', varying + ':', line)
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dictionary[varying] = 'VAR' + line.split(':')[0].split('.')[-1].strip()
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break
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@ -100,6 +105,8 @@ def no_uniform(elem):
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'_output_dummy_size',
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'_frame_count',
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'_frame_direction',
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'_mvp_matrix',
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'_vertex_coord',
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'sampler2D'
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]
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@ -108,7 +115,7 @@ def no_uniform(elem):
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return False
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return True
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def destructify_varyings(source):
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def destructify_varyings(source, direction):
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# We have to change varying structs that Cg support to single varyings for GL.
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# Varying structs aren't supported until later versions
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# of GLSL.
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@ -117,7 +124,7 @@ def destructify_varyings(source):
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# Don't try to remove this as it breaks compile.
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vout_lines = []
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for line in source:
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if ('//var' in line) and (('$vout.' in line) or ('$vin.' in line)):
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if (('//var' in line) or ('#var' in line)) and (('$vout.' in line) or ('$vin.' in line)):
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vout_lines.append(line)
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struct_types = []
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@ -179,7 +186,7 @@ def destructify_varyings(source):
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variables.append(variable)
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break
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varyings_dict = translate_varyings(varyings_name, source)
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varyings_dict = translate_varyings(varyings_name, source, direction)
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log('Varyings dict:', varyings_dict)
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# Append all varyings. Keep the structs as they might be used as regular values.
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@ -212,8 +219,12 @@ def destructify_varyings(source):
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return source
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def translate_varying(cg):
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# Ye, it's ugly as shit. :(
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#log('Translate:', cg)
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translations = {
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'IN.tex_coord' : 'TexCoord',
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'IN.vertex_coord' : 'VertexCoord',
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'IN.lut_tex_coord' : 'LUTTexCoord',
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'ORIG.tex_coord' : 'OrigTexCoord',
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'PREV.tex_coord' : 'PrevTexCoord',
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'PREV1.tex_coord' : 'Prev1TexCoord',
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@ -230,6 +241,13 @@ def translate_varying(cg):
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'PASS6.tex_coord' : 'Pass6TexCoord',
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'PASS7.tex_coord' : 'Pass7TexCoord',
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'PASS8.tex_coord' : 'Pass8TexCoord',
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'PASSPREV2.tex_coord' : 'PassPrev2TexCoord',
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'PASSPREV3.tex_coord' : 'PassPrev3TexCoord',
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'PASSPREV4.tex_coord' : 'PassPrev4TexCoord',
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'PASSPREV5.tex_coord' : 'PassPrev5TexCoord',
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'PASSPREV6.tex_coord' : 'PassPrev6TexCoord',
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'PASSPREV7.tex_coord' : 'PassPrev7TexCoord',
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'PASSPREV8.tex_coord' : 'PassPrev8TexCoord',
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}
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if cg in translations:
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@ -238,7 +256,8 @@ def translate_varying(cg):
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return cg
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def translate_texture_size(cg):
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log('Translate:', cg)
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# Ye, it's ugly as shit. :(
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#log('Translate:', cg)
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translations = {
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'ORIG.texture_size' : 'OrigTextureSize',
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'PREV.texture_size' : 'PrevTextureSize',
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@ -256,6 +275,36 @@ def translate_texture_size(cg):
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'PASS6.texture_size' : 'Pass6TextureSize',
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'PASS7.texture_size' : 'Pass7TextureSize',
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'PASS8.texture_size' : 'Pass8TextureSize',
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'PASSPREV2.texture_size' : 'PassPrev2TextureSize',
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'PASSPREV3.texture_size' : 'PassPrev3TextureSize',
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'PASSPREV4.texture_size' : 'PassPrev4TextureSize',
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'PASSPREV5.texture_size' : 'PassPrev5TextureSize',
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'PASSPREV6.texture_size' : 'PassPrev6TextureSize',
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'PASSPREV7.texture_size' : 'PassPrev7TextureSize',
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'PASSPREV8.texture_size' : 'PassPrev8TextureSize',
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'ORIG.video_size' : 'OrigInputSize',
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'PREV.video_size' : 'PrevInputSize',
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'PREV1.video_size' : 'Prev1InputSize',
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'PREV2.video_size' : 'Prev2InputSize',
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'PREV3.video_size' : 'Prev3InputSize',
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'PREV4.video_size' : 'Prev4InputSize',
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'PREV5.video_size' : 'Prev5InputSize',
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'PREV6.video_size' : 'Prev6InputSize',
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'PASS1.video_size' : 'Pass1InputSize',
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'PASS2.video_size' : 'Pass2InputSize',
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'PASS3.video_size' : 'Pass3InputSize',
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'PASS4.video_size' : 'Pass4InputSize',
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'PASS5.video_size' : 'Pass5InputSize',
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'PASS6.video_size' : 'Pass6InputSize',
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'PASS7.video_size' : 'Pass7InputSize',
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'PASS8.video_size' : 'Pass8InputSize',
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'PASSPREV2.video_size' : 'PassPrev2InputSize',
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'PASSPREV3.video_size' : 'PassPrev3InputSize',
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'PASSPREV4.video_size' : 'PassPrev4InputSize',
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'PASSPREV5.video_size' : 'PassPrev5InputSize',
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'PASSPREV6.video_size' : 'PassPrev6InputSize',
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'PASSPREV7.video_size' : 'PassPrev7InputSize',
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'PASSPREV8.video_size' : 'PassPrev8InputSize',
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}
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if cg in translations:
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@ -271,14 +320,14 @@ def replace_varyings(source):
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attribs = []
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uniforms = []
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for index, line in enumerate(source):
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if ('//var' in line) and ('$vin.' in line):
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if (('//var' in line) or ('#var' in line)) and ('$vin.' in line):
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orig = line.split(' ')[2]
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translated = translate_varying(orig)
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if translated != orig and translated not in attribs:
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cg_attrib = line.split(':')[2].split(' ')[1]
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translations.append((cg_attrib, translated))
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attribs.append(translated)
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elif '//var' in line:
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elif ('//var' in line) or ('#var' in line):
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orig = line.split(' ')[2]
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translated = translate_texture_size(orig)
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if translated != orig and translated not in uniforms:
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@ -289,7 +338,10 @@ def replace_varyings(source):
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for index, line in enumerate(source):
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if 'void main()' in line:
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for attrib in attribs:
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source.insert(index, 'attribute vec2 ' + attrib + ';')
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if attrib == 'VertexCoord':
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source.insert(index, 'attribute vec4 ' + attrib + ';')
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else:
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source.insert(index, 'attribute vec2 ' + attrib + ';')
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for uniform in uniforms:
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source.insert(index, '#endif')
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source.insert(index, 'uniform vec2 ' + uniform + ';')
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@ -322,17 +374,18 @@ def hack_source_vertex(source):
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source.insert(index, '#ifdef GL_ES')
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source.insert(index, 'uniform int FrameCount;')
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source.insert(index, 'uniform int FrameDirection;')
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source.insert(index, 'uniform mat4 MVPMatrix;')
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source.insert(index, """
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mat4 transpose_(mat4 matrix)
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{
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mat4 ret;
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for (int i = 0; i != 4; i++)
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for (int j = 0; j != 4; j++)
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ret[i][j] = matrix[j][i];
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mat4 transpose_(mat4 matrix)
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{
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mat4 ret;
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for (int i = 0; i != 4; i++)
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for (int j = 0; j != 4; j++)
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ret[i][j] = matrix[j][i];
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return ret;
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}
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return ret;
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}
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""")
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ref_index = index
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break
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@ -349,7 +402,7 @@ def hack_source_vertex(source):
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translations.append(main_sampler)
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log('Vertex: Sampler:', main_sampler[0], '->', main_sampler[1])
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struct_texunit0 = '.' in main_sampler[0]
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elif '//var sampler2D' in line:
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elif ('//var sampler2D' in line) or ('#var sampler2D' in line):
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cg_texture = line.split(' ')[2]
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translated = translate_texture(cg_texture)
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orig_name = translated
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@ -369,7 +422,7 @@ def hack_source_vertex(source):
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for translation in translations:
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source[index] = source[index].replace(translation[0], translation[1])
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source = destructify_varyings(source)
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source = destructify_varyings(source, '$vout.')
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source = replace_varyings(source)
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return source
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@ -377,6 +430,7 @@ def replace_global_fragment(source):
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source = replace_global_in(source)
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replace_table = [
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('FrameCount', 'float(FrameCount)'),
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('FrameDirection', 'float(FrameDirection)'),
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('input', 'input_dummy'),
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('output', 'output_dummy'), # 'output' is reserved in GLSL.
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]
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@ -406,6 +460,13 @@ def translate_texture(cg):
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'PASS6.texture' : 'Pass6Texture',
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'PASS7.texture' : 'Pass7Texture',
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'PASS8.texture' : 'Pass8Texture',
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'PASSPREV2.texture' : 'PassPrev2Texture',
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'PASSPREV3.texture' : 'PassPrev3Texture',
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'PASSPREV4.texture' : 'PassPrev4Texture',
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'PASSPREV5.texture' : 'PassPrev5Texture',
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'PASSPREV6.texture' : 'PassPrev6Texture',
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'PASSPREV7.texture' : 'PassPrev7Texture',
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'PASSPREV8.texture' : 'PassPrev8Texture',
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}
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if cg in translations:
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@ -443,7 +504,7 @@ def hack_source_fragment(source):
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translations.append(main_sampler)
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log('Fragment: Sampler:', main_sampler[0], '->', main_sampler[1])
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struct_texunit0 = '.' in main_sampler[0]
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elif '//var sampler2D' in line:
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elif ('//var sampler2D' in line) or ('#var sampler2D' in line):
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cg_texture = line.split(' ')[2]
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translated = translate_texture(cg_texture)
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orig_name = translated
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@ -454,7 +515,7 @@ def hack_source_fragment(source):
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translated_samplers.append(translated)
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added_samplers.append('uniform sampler2D ' + translated + ';')
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translations.append((new_name, orig_name))
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elif '//var' in line:
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elif ('//var' in line) or ('#var' in line):
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orig = line.split(' ')[2]
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translated = translate_texture_size(orig)
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if translated != orig and translated not in uniforms:
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@ -480,7 +541,7 @@ def hack_source_fragment(source):
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line = line.replace(translation[0], translation[1])
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ret.append(line)
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ret = destructify_varyings(ret)
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ret = destructify_varyings(ret, '$vin.')
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return ret
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def validate_shader(source, target):
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