Support inline scenes within other scenes

[libs/gl.git] / source / render / sequence.h

diff --git a/source/render/sequence.h b/source/render/sequence.h
index cc4b6963b017ce98b2250597d2f02c8c55f67988..efead27f98e9fcc45490ba5dffff351666c598f9 100644 (file)
--- a/source/render/sequence.h
+++ b/source/render/sequence.h
@@ -11,7 +11,6 @@
 namespace Msp {
 namespace GL {
 
-class Clipping;
 class Lighting;
 class PostProcessor;
 class RenderTarget;
@@ -21,9 +20,9 @@ Top-level content class.  Typically a Sequence is used as the content
 Renderable for a View or effects such as ShadowMap or EnvironmentMap.
 
 A Sequence consists of a number of steps.  Each step is defined with a
-Renderable and a tag to render it with and may also have Lighting, Clipping,
-DepthTest and Blend states.  Scenes can be used to further organize Renderables
-within a step.
+Renderable and a tag to render it with and may also have Lighting, DepthTest
+and Blend states.  Scenes can be used to further organize Renderables within a
+step.
 
 PostProcessors can be applied after all of the steps in the Sequence have been
 processed.  Framebuffer objects are automatically used to pass render results
@@ -41,7 +40,6 @@ public:
                DepthTest depth_test;
                StencilTest stencil_test;
                Blend blend;
-               const Clipping *clipping;
                Renderable *renderable;
 
        public:
@@ -53,12 +51,10 @@ public:
                void set_depth_test(const DepthTest &);
                void set_stencil_test(const StencilTest &);
                void set_blend(const Blend &);
-               void set_clipping(const Clipping *);
                const Lighting *get_lighting() const { return lighting; }
                const DepthTest &get_depth_test() const { return depth_test; }
                const StencilTest &get_stencil_test() const { return stencil_test; }
                const Blend &get_blend() const { return blend; }
-               const Clipping *get_clipping() const { return clipping; }
                Renderable *get_renderable() const { return renderable; }
        };
 
@@ -83,6 +79,8 @@ private:
        float clear_depth = 1.0f;
        int clear_stencil = 0;
 
+       static Tag noclear_tag;
+
 public:
        Sequence() = default;
        Sequence(unsigned, unsigned, const FrameFormat &);