38 lines
907 B
GLSL
38 lines
907 B
GLSL
uniform vec3 color_from;
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uniform vec3 color_to;
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#ifdef Explicit_Attrib_Location_Usable
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layout(location=0) in vec3 Position;
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layout(location = 1) in float lifetime;
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layout(location = 2) in float size;
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layout(location=3) in vec2 Texcoord;
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layout(location = 4) in vec2 quadcorner;
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#else
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in vec3 Position;
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in float lifetime;
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in float size;
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in vec2 Texcoord;
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in vec2 quadcorner;
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#endif
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out float lf;
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out vec2 tc;
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out vec4 pc;
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void main(void)
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{
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tc = Texcoord;
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lf = lifetime;
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pc = vec4(vec3(color_from + (color_to - color_from) * lf), 1.0) * smoothstep(1., 0.8, lf);
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#if defined(GL_ES) && !defined(Advanced_Lighting_Enabled)
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pc.rgb = pow(pc.rgb, vec3(1. / 2.2));
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#endif
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vec3 newposition = Position;
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vec4 viewpos = ViewMatrix * vec4(newposition, 1.0);
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viewpos += size * vec4(quadcorner, 0., 0.);
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gl_Position = ProjectionMatrix * viewpos;
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}
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