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@ -1,52 +1,3 @@ |
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/* |
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* This program source code file is part of KICAD, a free EDA CAD application. |
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* |
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* Copyright (C) 2016 Kicad Developers, see change_log.txt for contributors. |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, you may find one here: |
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html |
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* or you may search the http://www.gnu.org website for the version 2 license, |
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* or you may write to the Free Software Foundation, Inc., |
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA |
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*/ |
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#include "gl_builtin_shaders.h" |
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namespace KIGFX { |
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namespace BUILTIN_SHADERS { |
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const char ssaa_x4_fragment_shader[] = R"SHADER_SOURCE( |
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#version 120 |
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varying vec2 texcoord; |
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uniform sampler2D source; |
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void main() |
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{ |
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float step_x = dFdx(texcoord.x)/4.; |
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float step_y = dFdy(texcoord.y)/4.; |
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vec4 q00 = texture2D( source, texcoord + vec2(-step_x, -step_y) ); |
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vec4 q01 = texture2D( source, texcoord + vec2( step_x, -step_y) ); |
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vec4 q10 = texture2D( source, texcoord + vec2(-step_x, step_y) ); |
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vec4 q11 = texture2D( source, texcoord + vec2( step_x, step_y) ); |
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gl_FragColor = (q00+q01+q10+q11)/4; |
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} |
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)SHADER_SOURCE"; |
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const char smaa_base_shader_p1[] = R"SHADER_SOURCE( |
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/** |
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* Copyright (C) 2013 Jorge Jimenez (jorge@iryoku.com) |
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@ -416,9 +367,7 @@ const char smaa_base_shader_p1[] = R"SHADER_SOURCE( |
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#ifndef SMAA_MAX_SEARCH_STEPS |
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#define SMAA_MAX_SEARCH_STEPS 16 |
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#endif |
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)SHADER_SOURCE"; |
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const char smaa_base_shader_p2[] = R"SHADER_SOURCE( |
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/** |
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* SMAA_MAX_SEARCH_STEPS_DIAG specifies the maximum steps performed in the |
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* diagonal pattern searches, at each side of the pixel. In this case we jump |
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@ -871,9 +820,7 @@ float2 SMAAColorEdgeDetectionPS(float2 texcoord, |
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return edges; |
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} |
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)SHADER_SOURCE"; |
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extern const char smaa_base_shader_p3[] = R"SHADER_SOURCE( |
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/** |
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* Depth Edge Detection |
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*/ |
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@ -1255,10 +1202,7 @@ float4 SMAABlendingWeightCalculationPS(float2 texcoord, |
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// SMAAArea below needs a sqrt, as the areas texture is compressed |
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// quadratically: |
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float2 sqrt_d = sqrt(d); |
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)SHADER_SOURCE"; |
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extern const char smaa_base_shader_p4[] = R"SHADER_SOURCE( |
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// Fetch the right crossing edges: |
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// Fetch the right crossing edges: |
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float e2 = SMAASampleLevelZeroOffset(edgesTex, coords.zy, int2(1, 0)).r; |
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// Ok, we know how this pattern looks like, now it is time for getting |
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@ -1426,109 +1370,3 @@ void SMAASeparatePS(float4 position, |
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//----------------------------------------------------------------------------- |
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#endif // SMAA_INCLUDE_PS |
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)SHADER_SOURCE"; |
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const char smaa_pass_1_vertex_shader[] = R"SHADER_SOURCE( |
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varying vec4 offset[3]; |
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varying vec2 texcoord; |
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void main() |
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{ |
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texcoord = gl_MultiTexCoord0.st; |
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SMAAEdgeDetectionVS( texcoord, offset); |
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gl_Position = ftransform(); |
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} |
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)SHADER_SOURCE"; |
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const char smaa_pass_1_fragment_shader_luma[] = R"SHADER_SOURCE( |
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varying vec2 texcoord; |
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varying vec4 offset[3]; |
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uniform sampler2D colorTex; |
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void main() |
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{ |
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gl_FragColor.xy = SMAALumaEdgeDetectionPS(texcoord, offset, colorTex).xy; |
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} |
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)SHADER_SOURCE"; |
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const char smaa_pass_1_fragment_shader_color[] = R"SHADER_SOURCE( |
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varying vec2 texcoord; |
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varying vec4 offset[3]; |
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uniform sampler2D colorTex; |
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void main() |
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{ |
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gl_FragColor.xy = SMAAColorEdgeDetectionPS(texcoord, offset, colorTex).xy; |
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} |
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)SHADER_SOURCE"; |
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const char smaa_pass_2_vertex_shader[] = R"SHADER_SOURCE( |
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varying vec4 offset[3]; |
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varying vec2 texcoord; |
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varying vec2 pixcoord; |
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void main() |
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{ |
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texcoord = gl_MultiTexCoord0.st; |
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SMAABlendingWeightCalculationVS( texcoord, pixcoord, offset ); |
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gl_Position = ftransform(); |
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} |
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)SHADER_SOURCE"; |
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const char smaa_pass_2_fragment_shader[] = R"SHADER_SOURCE( |
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varying vec2 texcoord; |
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varying vec2 pixcoord; |
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varying vec4 offset[3]; |
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uniform sampler2D edgesTex; |
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uniform sampler2D areaTex; |
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uniform sampler2D searchTex; |
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void main() |
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{ |
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gl_FragColor = SMAABlendingWeightCalculationPS(texcoord, pixcoord, offset, edgesTex, areaTex, searchTex, vec4(0.,0.,0.,0.)); |
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} |
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)SHADER_SOURCE"; |
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const char smaa_pass_3_vertex_shader[] = R"SHADER_SOURCE( |
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varying vec4 offset; |
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varying vec2 texcoord; |
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void main() |
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{ |
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texcoord = gl_MultiTexCoord0.st; |
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SMAANeighborhoodBlendingVS( texcoord, offset ); |
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gl_Position = ftransform(); |
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} |
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)SHADER_SOURCE"; |
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const char smaa_pass_3_fragment_shader[] = R"SHADER_SOURCE( |
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varying vec2 texcoord; |
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varying vec4 offset; |
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uniform sampler2D colorTex; |
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uniform sampler2D blendTex; |
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void main() |
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{ |
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gl_FragColor = SMAANeighborhoodBlendingPS(texcoord, offset, colorTex, blendTex); |
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} |
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)SHADER_SOURCE"; |
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} |
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} |
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Marek Roszko
3 years ago