[core] introduce gfx::RenderPass

1 files changed, 28 insertions, 0 deletions

diff --git a/src/mbgl/gl/render_pass.cpp b/src/mbgl/gl/render_pass.cpp
new file mode 100644
index 0000000000..b327f7954f
--- /dev/null
+++ b/src/mbgl/gl/render_pass.cpp
@@ -0,0 +1,28 @@
+#include <mbgl/gl/render_pass.hpp>
+#include <mbgl/gl/command_encoder.hpp>
+#include <mbgl/gl/renderable_resource.hpp>
+#include <mbgl/gl/context.hpp>
+
+namespace mbgl {
+namespace gl {
+
+RenderPass::RenderPass(gl::CommandEncoder& commandEncoder_,
+                       const char* name,
+                       const gfx::RenderPassDescriptor& descriptor)
+    : commandEncoder(commandEncoder_), debugGroup(commandEncoder.createDebugGroup(name)) {
+    descriptor.renderable.getResource<gl::RenderableResource>().bind();
+    const auto clearDebugGroup(commandEncoder.createDebugGroup("clear"));
+    commandEncoder.context.clear(descriptor.clearColor, descriptor.clearDepth,
+                                 descriptor.clearStencil);
+}
+
+void RenderPass::pushDebugGroup(const char* name) {
+    commandEncoder.pushDebugGroup(name);
+}
+
+void RenderPass::popDebugGroup() {
+    commandEncoder.popDebugGroup();
+}
+
+} // namespace gl
+} // namespace mbgl