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fiddling around, trying to get the additive to work

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mitchellhansen
2020-02-22 02:10:30 -08:00
parent 5dde94cdf9
commit 1419f85455
3 changed files with 36 additions and 34 deletions
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12
resources/shaders/simple_text.frag
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@@ -8,13 +8,15 @@ layout(location = 0) in vec4 out_color;
layout(location = 0) out vec4 f_color;
void main() {
if (int(out_color.w) % 2 == 0) {
if (out_color.w >= 1.004) {
f_color = out_color;
f_color.w = 255.0;
//f_color.w = 1.0;
} else {
f_color = f_color;
f_color.w = 0.0;
}
//f_color = out_color;
}

10
src/canvas/managed/shader/text_shader.rs
View File

@@ -106,11 +106,11 @@ impl CompiledShader for TextShader {
let blend = AttachmentBlend {
enabled: true,
color_op: BlendOp::Add,
color_source: BlendFactor::SrcAlpha,
color_destination: BlendFactor::OneMinusSrcAlpha,
color_source: BlendFactor::One,
color_destination: BlendFactor::One,
alpha_op: BlendOp::Add,
alpha_source: BlendFactor::SrcAlpha,
alpha_destination: BlendFactor::OneMinusSrcAlpha,
alpha_source: BlendFactor::One,
alpha_destination: BlendFactor::One,
mask_red: true,
mask_green: true,
mask_blue: true,
@@ -142,7 +142,7 @@ impl CompiledShader for TextShader {
.depth_stencil_simple_depth()
.blend_collective(blend)
.blend_logic_op(LogicOp::And)
//.blend_logic_op(LogicOp::Noop)
// We have to indicate which subpass of which render pass this pipeline is going to be used
// in. The pipeline will only be usable from this particular subpass.
.render_pass(Subpass::from(render_pass.clone(), 0).unwrap())

48
src/drawables/text.rs
View File

@@ -22,99 +22,99 @@ impl Text {
vec![
ColorVertex3D {
v_position: [-0.5, -0.5, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [-1.0, 1.0, normalized_depth],
color: [1.0, 0.8, 1.0, 1.0],
color: [1.0, 0.8, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [-0.25, 0.0, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [-0.25, 0.0, normalized_depth],
color: [0.8, 1.0, 1.0, 1.0],
color: [0.8, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [-1.0, 1.0, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [0.0, 0.5, normalized_depth],
color: [1.0, 1.0, 0.8, 1.0],
color: [1.0, 1.0, 0.8, 1.0/255.0],
},
ColorVertex3D {
v_position: [0.25, 0.0, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [-1.0, 1.0, normalized_depth],
color: [1.0, 0.8, 1.0, 1.0],
color: [1.0, 0.8, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [0.0, 0.5, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [0.5, -0.5, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [-1.0, 1.0, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [0.25, 0.0, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [0.25, -0.5, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [-1.0, 1.0, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [0.5, -0.5, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [0.25, -0.5, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [-1.0, 1.0, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [0.0, -0.1, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [-0.25, -0.5, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [-1.0, 1.0, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [0.0, -0.1, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [-0.5, -0.5, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [-1.0, 1.0, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
},
ColorVertex3D {
v_position: [-0.25, -0.5, normalized_depth],
color: [1.0, 1.0, 1.0, 1.0],
color: [1.0, 1.0, 1.0, 1.0/255.0],
}]
};