port collision box debug rendering

1 files changed, 28 insertions, 0 deletions

diff --git a/src/mbgl/shader/box_shader.hpp b/src/mbgl/shader/box_shader.hpp
new file mode 100644
index 0000000000..5c84d8906c
--- /dev/null
+++ b/src/mbgl/shader/box_shader.hpp
@@ -0,0 +1,28 @@
+#ifndef MBGL_SHADER_SHADER_BOX
+#define MBGL_SHADER_SHADER_BOX
+
+#include <mbgl/shader/shader.hpp>
+#include <mbgl/shader/uniform.hpp>
+
+namespace mbgl {
+
+class CollisionBoxShader : public Shader {
+public:
+    CollisionBoxShader();
+
+    void bind(char *offset);
+
+    UniformMatrix<4>              u_matrix      = {"u_matrix",      *this};
+    Uniform<float>                u_scale      = {"u_scale",      *this};
+    Uniform<float>                u_zoom        = {"u_zoom",        *this};
+    Uniform<float>                u_maxzoom        = {"u_maxzoom",        *this};
+
+protected:
+    int32_t a_pos = -1;
+    int32_t a_extrude = -1;
+    int32_t a_data = -1;
+};
+
+}
+
+#endif