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ported solid effect to glsl

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This commit is contained in:
itsmattkc
2018-08-24 18:04:28 +10:00
parent b3c41b6305
commit 0f00f3fdc2
7 changed files with 37 additions and 22 deletions
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effects/video/gaussianblureffect.cpp
+5 -4
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@@ -3,8 +3,8 @@
GaussianBlurEffect::GaussianBlurEffect(Clip *c) : Effect(c, EFFECT_TYPE_VIDEO, VIDEO_GAUSSIANBLUR_EFFECT), frag(QOpenGLShader::Fragment), vert(QOpenGLShader::Vertex) {
enable_opengl = true;
vert.compileSourceCode("varying vec2 vTexCoord;\nvoid main() {\n\tvTexCoord = gl_MultiTexCoord0.xy;\n\tgl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;\n}");
frag.compileSourceCode("uniform mediump float amount_val;\nuniform sampler2D myTexture;\nvarying vec2 vTexCoord;\nvoid main(void) {\n\tvec4 textureColor = texture2D(myTexture, vTexCoord);\n\tgl_FragColor = vec4(textureColor.r+((1.0-textureColor.r-textureColor.r)*amount_val), textureColor.g+((1.0-textureColor.g-textureColor.g)*amount_val), textureColor.b+((1.0-textureColor.b-textureColor.b)*amount_val), textureColor.a);\n}");
vert.compileSourceCode("attribute vec2 position;\nvoid main() { gl_Position = vec4(position, 1, 1); }");
frag.compileSourceCode("uniform vec3 resolution;\nuniform sampler2D image;\nuniform bool flip;\nuniform vec2 direction;\n\nvoid main() {\n vec2 uv = vec2(gl_FragCoord.xy / resolution.xy);\n if (flip) {\n uv.y = 1.0 - uv.y;\n }\n\n vec4 color = vec4(0.0);\n vec2 off1 = vec2(1.3846153846) * direction;\n vec2 off2 = vec2(3.2307692308) * direction;\n color += texture2D(image, uv) * 0.2270270270;\n color += texture2D(image, uv + (off1 / resolution.xy)) * 0.3162162162;\n color += texture2D(image, uv - (off1 / resolution.xy)) * 0.3162162162;\n color += texture2D(image, uv + (off2 / resolution.xy)) * 0.0702702703;\n color += texture2D(image, uv - (off2 / resolution.xy)) * 0.0702702703;\n gl_FragColor = color;\n}\n");
program.addShader(&frag);
program.addShader(&vert);
program.link();
@@ -12,10 +12,11 @@ GaussianBlurEffect::GaussianBlurEffect(Clip *c) : Effect(c, EFFECT_TYPE_VIDEO, V
void GaussianBlurEffect::process_gl(double timecode, GLTextureCoords &coords) {
program.bind();
program.setUniformValue("resolution", 1920, 1080, 0);
program.setUniformValue("flip", true);
program.setUniformValue("direction", 0, 20);
}
void GaussianBlurEffect::clean_gl() {
program.release();
}