92 lines
2.0 KiB
Plaintext
92 lines
2.0 KiB
Plaintext
CCEffect %{
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techniques:
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- passes:
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- vert: title-shine-vs
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frag: title-shine-fs
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blendState:
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targets:
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- blend: true
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blendSrc: src_alpha
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blendDst: one_minus_src_alpha
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rasterizerState:
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cullMode: none
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depthStencilState:
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depthTest: false
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depthWrite: false
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properties:
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texture: { value: white }
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shinePosition: { value: -0.3 }
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shineWidth: { value: 0.13 }
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shineStrength: { value: 1.8 }
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shineAngle: { value: 0.2 }
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shineColor: { value: [1.0, 0.95, 0.68, 1.0] }
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}%
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CCProgram title-shine-vs %{
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precision highp float;
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#include <cc-global>
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#include <cc-local>
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in vec3 a_position;
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in vec4 a_color;
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in vec2 a_uv0;
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out vec4 v_color;
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out vec2 v_uv0;
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void main () {
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vec4 pos = vec4(a_position, 1.0);
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#if CC_USE_MODEL
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pos = cc_matViewProj * cc_matWorld * pos;
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#else
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pos = cc_matViewProj * pos;
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#endif
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gl_Position = pos;
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v_color = a_color;
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v_uv0 = a_uv0;
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}
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}%
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CCProgram title-shine-fs %{
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precision highp float;
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#include <alpha-test>
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#include <texture>
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in vec4 v_color;
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in vec2 v_uv0;
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uniform sampler2D texture;
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uniform ShineProperties {
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vec4 shineColor;
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float shinePosition;
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float shineWidth;
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float shineStrength;
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float shineAngle;
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};
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void main () {
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vec4 color = vec4(1.0);
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CCTexture(texture, v_uv0, color);
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color *= v_color;
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float sweepAxis = v_uv0.x + (v_uv0.y - 0.5) * shineAngle;
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float bandIn = smoothstep(
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shinePosition - shineWidth,
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shinePosition,
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sweepAxis
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);
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float bandOut = 1.0 - smoothstep(
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shinePosition,
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shinePosition + shineWidth,
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sweepAxis
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);
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float shine = pow(clamp(bandIn * bandOut, 0.0, 1.0), 1.35);
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color.rgb += shineColor.rgb * shine * shineStrength * color.a;
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ALPHA_TEST(color);
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#if USE_BGRA
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gl_FragColor = color.bgra;
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#else
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gl_FragColor = color.rgba;
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#endif
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}
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}%
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