47 lines
1.4 KiB
GLSL
47 lines
1.4 KiB
GLSL
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// [COMBO] {"material":"ui_editor_properties_blend_mode","combo":"BLENDMODE","type":"imageblending","default":9}
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#include "common.h"
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#include "common_blending.h"
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varying vec4 v_TexCoord;
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#if PERSPECTIVE == 0
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varying vec2 v_ReflectedCoord;
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#else
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varying vec3 v_TexCoordPerspective;
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#endif
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uniform sampler2D g_Texture0; // {"hidden":true}
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uniform sampler2D g_Texture1; // {"label":"ui_editor_properties_opacity_mask","mode":"opacitymask","combo":"MASK","paintdefaultcolor":"0 0 0 1"}
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uniform float g_ReflectionAlpha; // {"material":"alpha","label":"ui_editor_properties_alpha","default":1.0,"range":[0.0, 1]}
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void main() {
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vec4 albedo = texSample2D(g_Texture0, v_TexCoord.xy);
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#if MASK
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float mask = texSample2D(g_Texture1, v_TexCoord.zw).r;
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#else
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float mask = 1.0;
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#endif
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vec2 reflectedCoord;
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#if PERSPECTIVE == 0
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reflectedCoord = v_ReflectedCoord;
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#else
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reflectedCoord = v_TexCoordPerspective.xy / v_TexCoordPerspective.z;
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reflectedCoord.y = 1.0 - reflectedCoord.y;
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mask *= step(abs(reflectedCoord.x - 0.5), 0.5);
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mask *= step(abs(reflectedCoord.y - 0.5), 0.5);
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#endif
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vec4 reflected = texSample2D(g_Texture0, reflectedCoord);
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//gl_FragColor = mix(mix(albedo, reflected, mask), albedo + reflected * mask, g_Additive);
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gl_FragColor.rgb = ApplyBlending(BLENDMODE, albedo.rgb, reflected.rgb, mask * g_ReflectionAlpha);
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gl_FragColor.a = min(1.0, albedo.a + reflected.a * mask * g_ReflectionAlpha);
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}
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