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Adding property to control vertex shader strength multiplier. #5

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Adding property to control vertex shader strength multiplier. #5

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d30b6fe
Adding property to control vertex shader strength multiplier. Can be …
artemisnull Jul 6, 2024
81b1cf9
Updating vertex color strenght modifier to work with transparency.
artemisnull Jul 6, 2024
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8 changes: 5 additions & 3 deletions shaders/n64_base.gdshaderinc
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
render_mode LIT, cull_disabled, shadows_disabled, specular_disabled, DEPTH, BLEND;

uniform vec4 modulate_color : source_color = vec4(1.0);
uniform float vtx_color_strength : hint_range(0, 5) = 1;

#ifndef NO_TEXTURE
uniform sampler2D albedoTex : source_color, filter_nearest, repeat_enable;
Expand Down Expand Up @@ -49,8 +50,7 @@ vec4 n64BilinearFilter(vec4 vtx_color, vec2 texcoord) {

diffuseColor = (diffuseColor + interp_x * (sample_a - diffuseColor) + interp_y * (sample_b - diffuseColor))*(1.0-step(1.0, interp_x + interp_y));
diffuseColor += (sample_c + (1.0-interp_x) * (sample_b - sample_c) + (1.0-interp_y) * (sample_a - sample_c))*step(1.0, interp_x + interp_y);

return diffuseColor * vtx_color;
return diffuseColor;
}

void vertex()
Expand Down Expand Up @@ -92,7 +92,9 @@ void fragment()
ALBEDO = color_base.rgb;
#else
vec4 texture_color = n64BilinearFilter(COLOR, texture_uv);
ALBEDO = (color_base * texture_color).rgb;
vec4 vertexColor = COLOR;
texture_color.rgb *= (vertexColor.rgb * vtx_color_strength);
ALBEDO = (texture_color).rgb;
#endif

#if defined(ALPHA_BLEND) || defined(ALPHA_SCISSOR)
Expand Down