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author | Fabian Guerra <fabian.guerra@mapbox.com> | 2018-05-17 11:47:31 -0400 |
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committer | Fabian Guerra <fabian.guerra@mapbox.com> | 2018-05-17 11:47:31 -0400 |
commit | 30376f3ce1d17522d9e64901b1bbc52906ee5267 (patch) | |
tree | 1f00d04a223a76a86e16ddebc77f56d2cff88b5b /platform/darwin/app/LimeGreenStyleLayer.m | |
parent | 7d1e52a3255d4eecdcd37e4fb600eb76fa9333f8 (diff) | |
parent | 146057adf90e85e3edc80446f02d20e5f6cab378 (diff) | |
download | qtlocation-mapboxgl-30376f3ce1d17522d9e64901b1bbc52906ee5267.tar.gz |
Merge branch 'release-boba' into masterupstream/fabian-merge-release-4.0.1-master
# Conflicts:
# mapbox-gl-js
# platform/android/CHANGELOG.md
# platform/android/MapboxGLAndroidSDK/gradle.properties
# platform/android/gradle/dependencies.gradle
# platform/darwin/src/MGLVectorTileSource.mm
# platform/darwin/src/MGLVectorTileSource_Private.h
# platform/ios/CHANGELOG.md
# src/mbgl/style/expression/compound_expression.cpp
Diffstat (limited to 'platform/darwin/app/LimeGreenStyleLayer.m')
-rw-r--r-- | platform/darwin/app/LimeGreenStyleLayer.m | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/platform/darwin/app/LimeGreenStyleLayer.m b/platform/darwin/app/LimeGreenStyleLayer.m new file mode 100644 index 0000000000..98e96381b6 --- /dev/null +++ b/platform/darwin/app/LimeGreenStyleLayer.m @@ -0,0 +1,58 @@ +#import "LimeGreenStyleLayer.h" +@import GLKit; + +@implementation LimeGreenStyleLayer { + GLuint _program; + GLuint _vertexShader; + GLuint _fragmentShader; + GLuint _buffer; + GLuint _aPos; +} + +- (void)didMoveToMapView:(MGLMapView *)mapView { + static const GLchar *vertexShaderSource = "attribute vec2 a_pos; void main() { gl_Position = vec4(a_pos, 1, 1); }"; + static const GLchar *fragmentShaderSource = "void main() { gl_FragColor = vec4(0, 0.5, 0, 0.5); }"; + + _program = glCreateProgram(); + _vertexShader = glCreateShader(GL_VERTEX_SHADER); + _fragmentShader = glCreateShader(GL_FRAGMENT_SHADER); + + glShaderSource(_vertexShader, 1, &vertexShaderSource, NULL); + glCompileShader(_vertexShader); + glAttachShader(_program, _vertexShader); + glShaderSource(_fragmentShader, 1, &fragmentShaderSource, NULL); + glCompileShader(_fragmentShader); + glAttachShader(_program, _fragmentShader); + glLinkProgram(_program); + _aPos = glGetAttribLocation(_program, "a_pos"); + + GLfloat triangle[] = { 0, 0.5, 0.5, -0.5, -0.5, -0.5 }; + glGenBuffers(1, &_buffer); + glBindBuffer(GL_ARRAY_BUFFER, _buffer); + glBufferData(GL_ARRAY_BUFFER, 6 * sizeof(GLfloat), triangle, GL_STATIC_DRAW); +} + +- (void)drawInMapView:(MGLMapView *)mapView withContext:(MGLStyleLayerDrawingContext)context { + glUseProgram(_program); + glBindBuffer(GL_ARRAY_BUFFER, _buffer); + glEnableVertexAttribArray(_aPos); + glVertexAttribPointer(_aPos, 2, GL_FLOAT, GL_FALSE, 0, NULL); + glDisable(GL_STENCIL_TEST); + glDisable(GL_DEPTH_TEST); + glDrawArrays(GL_TRIANGLE_STRIP, 0, 3); +} + +- (void)willMoveFromMapView:(MGLMapView *)mapView { + if (!_program) { + return; + } + + glDeleteBuffers(1, &_buffer); + glDetachShader(_program, _vertexShader); + glDetachShader(_program, _fragmentShader); + glDeleteShader(_vertexShader); + glDeleteShader(_fragmentShader); + glDeleteProgram(_program); +} + +@end |