1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
|
#include <mbgl/renderer/painter.hpp>
#include <mbgl/renderer/paint_parameters.hpp>
#include <mbgl/renderer/fill_bucket.hpp>
#include <mbgl/renderer/render_tile.hpp>
#include <mbgl/style/layers/fill_layer.hpp>
#include <mbgl/style/layers/fill_layer_impl.hpp>
#include <mbgl/sprite/sprite_atlas.hpp>
#include <mbgl/programs/programs.hpp>
#include <mbgl/programs/fill_program.hpp>
#include <mbgl/util/convert.hpp>
namespace mbgl {
using namespace style;
void Painter::renderFill(PaintParameters& parameters,
FillBucket& bucket,
const FillLayer& layer,
const RenderTile& tile) {
const FillPaintProperties::Evaluated& properties = layer.impl->paint.evaluated;
if (!properties.get<FillPattern>().from.empty()) {
if (pass != RenderPass::Translucent) {
return;
}
optional<SpriteAtlasPosition> imagePosA = spriteAtlas->getPosition(
properties.get<FillPattern>().from, SpritePatternMode::Repeating);
optional<SpriteAtlasPosition> imagePosB = spriteAtlas->getPosition(
properties.get<FillPattern>().to, SpritePatternMode::Repeating);
if (!imagePosA || !imagePosB) {
return;
}
spriteAtlas->bind(true, context, 0);
auto draw = [&] (uint8_t sublayer,
auto& program,
const auto& drawMode,
const auto& vertexBuffer,
const auto& indexBuffer,
const auto& segments) {
program.draw(
context,
drawMode,
depthModeForSublayer(sublayer, gl::DepthMode::ReadWrite),
stencilModeForClipping(tile.clip),
colorModeForRenderPass(),
FillPatternUniforms::values(
tile.translatedMatrix(properties.get<FillTranslate>(),
properties.get<FillTranslateAnchor>(),
state),
properties.get<FillOpacity>(),
context.viewport.getCurrentValue().size,
*imagePosA,
*imagePosB,
properties.get<FillPattern>(),
tile.id,
state
),
vertexBuffer,
indexBuffer,
segments
);
};
draw(0,
parameters.programs.fillPattern,
gl::Triangles(),
*bucket.vertexBuffer,
*bucket.triangleIndexBuffer,
bucket.triangleSegments);
if (!properties.get<FillAntialias>() || !layer.impl->paint.unevaluated.get<FillOutlineColor>().isUndefined()) {
return;
}
draw(2,
parameters.programs.fillOutlinePattern,
gl::Lines { 2.0f },
*bucket.vertexBuffer,
*bucket.lineIndexBuffer,
bucket.lineSegments);
} else {
auto draw = [&] (uint8_t sublayer,
auto& program,
Color outlineColor,
const auto& drawMode,
const auto& vertexBuffer,
const auto& indexBuffer,
const auto& segments) {
program.draw(
context,
drawMode,
depthModeForSublayer(sublayer, gl::DepthMode::ReadWrite),
stencilModeForClipping(tile.clip),
colorModeForRenderPass(),
FillProgram::UniformValues {
uniforms::u_matrix::Value{ tile.translatedMatrix(properties.get<FillTranslate>(),
properties.get<FillTranslateAnchor>(),
state) },
uniforms::u_opacity::Value{ properties.get<FillOpacity>() },
uniforms::u_color::Value{ properties.get<FillColor>() },
uniforms::u_outline_color::Value{ outlineColor },
uniforms::u_world::Value{ context.viewport.getCurrentValue().size },
},
vertexBuffer,
indexBuffer,
segments
);
};
if (properties.get<FillAntialias>() && !layer.impl->paint.unevaluated.get<FillOutlineColor>().isUndefined() && pass == RenderPass::Translucent) {
draw(2,
parameters.programs.fillOutline,
properties.get<FillOutlineColor>(),
gl::Lines { 2.0f },
*bucket.vertexBuffer,
*bucket.lineIndexBuffer,
bucket.lineSegments);
}
// Only draw the fill when it's opaque and we're drawing opaque fragments,
// or when it's translucent and we're drawing translucent fragments.
if ((properties.get<FillColor>().a >= 1.0f && properties.get<FillOpacity>() >= 1.0f) == (pass == RenderPass::Opaque)) {
draw(1,
parameters.programs.fill,
properties.get<FillOutlineColor>(),
gl::Triangles(),
*bucket.vertexBuffer,
*bucket.triangleIndexBuffer,
bucket.triangleSegments);
}
if (properties.get<FillAntialias>() && layer.impl->paint.unevaluated.get<FillOutlineColor>().isUndefined() && pass == RenderPass::Translucent) {
draw(2,
parameters.programs.fillOutline,
properties.get<FillColor>(),
gl::Lines { 2.0f },
*bucket.vertexBuffer,
*bucket.lineIndexBuffer,
bucket.lineSegments);
}
}
}
} // namespace mbgl
|
