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authorBrian Paul <brianp@vmware.com>2016-02-16 10:22:32 -0700
committerBrian Paul <brianp@vmware.com>2016-02-16 10:22:32 -0700
commit940357175517385e2f735b5243365d4b374371cd (patch)
tree5b25826f5993b8f1a3ac9e90d847325a22c684d1 /src/gallium/auxiliary/cso_cache
parent017a003f1c5bc7508fc2d37e14dc67123248a2ac (diff)
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cso: add new cso_save/restore_state() functions
cso_save_state() takes a bitmask of state items to save. Calling cso_restore_state() restores those states. Reviewed-by: Jose Fonseca <jfonseca@vmware.com>
Diffstat (limited to 'src/gallium/auxiliary/cso_cache')
-rw-r--r--src/gallium/auxiliary/cso_cache/cso_context.c109
-rw-r--r--src/gallium/auxiliary/cso_cache/cso_context.h24
2 files changed, 133 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/cso_cache/cso_context.c b/src/gallium/auxiliary/cso_cache/cso_context.c
index 2d6540d..a386de6 100644
--- a/src/gallium/auxiliary/cso_cache/cso_context.c
+++ b/src/gallium/auxiliary/cso_cache/cso_context.c
@@ -72,6 +72,8 @@ struct cso_context {
boolean has_compute_shader;
boolean has_streamout;
+ unsigned saved_state; /**< bitmask of CSO_BIT_x flags */
+
struct pipe_sampler_view *fragment_views[PIPE_MAX_SHADER_SAMPLER_VIEWS];
unsigned nr_fragment_views;
@@ -1450,6 +1452,113 @@ cso_restore_constant_buffer_slot0(struct cso_context *cso,
NULL);
}
+
+/**
+ * Save all the CSO state items specified by the state_mask bitmask
+ * of CSO_BIT_x flags.
+ */
+void
+cso_save_state(struct cso_context *cso, unsigned state_mask)
+{
+ assert(cso->saved_state == 0);
+
+ cso->saved_state = state_mask;
+
+ if (state_mask & CSO_BIT_AUX_VERTEX_BUFFER_SLOT)
+ cso_save_aux_vertex_buffer_slot(cso);
+ if (state_mask & CSO_BIT_BLEND)
+ cso_save_blend(cso);
+ if (state_mask & CSO_BIT_DEPTH_STENCIL_ALPHA)
+ cso_save_depth_stencil_alpha(cso);
+ if (state_mask & CSO_BIT_FRAGMENT_SAMPLERS)
+ cso_save_fragment_samplers(cso);
+ if (state_mask & CSO_BIT_FRAGMENT_SAMPLER_VIEWS)
+ cso_save_fragment_sampler_views(cso);
+ if (state_mask & CSO_BIT_FRAGMENT_SHADER)
+ cso_save_fragment_shader(cso);
+ if (state_mask & CSO_BIT_FRAMEBUFFER)
+ cso_save_framebuffer(cso);
+ if (state_mask & CSO_BIT_GEOMETRY_SHADER)
+ cso_save_geometry_shader(cso);
+ if (state_mask & CSO_BIT_MIN_SAMPLES)
+ cso_save_min_samples(cso);
+ if (state_mask & CSO_BIT_RASTERIZER)
+ cso_save_rasterizer(cso);
+ if (state_mask & CSO_BIT_RENDER_CONDITION)
+ cso_save_render_condition(cso);
+ if (state_mask & CSO_BIT_SAMPLE_MASK)
+ cso_save_sample_mask(cso);
+ if (state_mask & CSO_BIT_STENCIL_REF)
+ cso_save_stencil_ref(cso);
+ if (state_mask & CSO_BIT_STREAM_OUTPUTS)
+ cso_save_stream_outputs(cso);
+ if (state_mask & CSO_BIT_TESSCTRL_SHADER)
+ cso_save_tessctrl_shader(cso);
+ if (state_mask & CSO_BIT_TESSEVAL_SHADER)
+ cso_save_tesseval_shader(cso);
+ if (state_mask & CSO_BIT_VERTEX_ELEMENTS)
+ cso_save_vertex_elements(cso);
+ if (state_mask & CSO_BIT_VERTEX_SHADER)
+ cso_save_vertex_shader(cso);
+ if (state_mask & CSO_BIT_VIEWPORT)
+ cso_save_viewport(cso);
+}
+
+
+/**
+ * Restore the state which was saved by cso_save_state().
+ */
+void
+cso_restore_state(struct cso_context *cso)
+{
+ unsigned state_mask = cso->saved_state;
+
+ assert(state_mask);
+
+ if (state_mask & CSO_BIT_AUX_VERTEX_BUFFER_SLOT)
+ cso_restore_aux_vertex_buffer_slot(cso);
+ if (state_mask & CSO_BIT_BLEND)
+ cso_restore_blend(cso);
+ if (state_mask & CSO_BIT_DEPTH_STENCIL_ALPHA)
+ cso_restore_depth_stencil_alpha(cso);
+ if (state_mask & CSO_BIT_FRAGMENT_SAMPLERS)
+ cso_restore_fragment_samplers(cso);
+ if (state_mask & CSO_BIT_FRAGMENT_SAMPLER_VIEWS)
+ cso_restore_fragment_sampler_views(cso);
+ if (state_mask & CSO_BIT_FRAGMENT_SHADER)
+ cso_restore_fragment_shader(cso);
+ if (state_mask & CSO_BIT_FRAMEBUFFER)
+ cso_restore_framebuffer(cso);
+ if (state_mask & CSO_BIT_GEOMETRY_SHADER)
+ cso_restore_geometry_shader(cso);
+ if (state_mask & CSO_BIT_MIN_SAMPLES)
+ cso_restore_min_samples(cso);
+ if (state_mask & CSO_BIT_RASTERIZER)
+ cso_restore_rasterizer(cso);
+ if (state_mask & CSO_BIT_RENDER_CONDITION)
+ cso_restore_render_condition(cso);
+ if (state_mask & CSO_BIT_SAMPLE_MASK)
+ cso_restore_sample_mask(cso);
+ if (state_mask & CSO_BIT_STENCIL_REF)
+ cso_restore_stencil_ref(cso);
+ if (state_mask & CSO_BIT_STREAM_OUTPUTS)
+ cso_restore_stream_outputs(cso);
+ if (state_mask & CSO_BIT_TESSCTRL_SHADER)
+ cso_restore_tessctrl_shader(cso);
+ if (state_mask & CSO_BIT_TESSEVAL_SHADER)
+ cso_restore_tesseval_shader(cso);
+ if (state_mask & CSO_BIT_VERTEX_ELEMENTS)
+ cso_restore_vertex_elements(cso);
+ if (state_mask & CSO_BIT_VERTEX_SHADER)
+ cso_restore_vertex_shader(cso);
+ if (state_mask & CSO_BIT_VIEWPORT)
+ cso_restore_viewport(cso);
+
+ cso->saved_state = 0;
+}
+
+
+
/* drawing */
void
diff --git a/src/gallium/auxiliary/cso_cache/cso_context.h b/src/gallium/auxiliary/cso_cache/cso_context.h
index 14b66fe..55ec180 100644
--- a/src/gallium/auxiliary/cso_cache/cso_context.h
+++ b/src/gallium/auxiliary/cso_cache/cso_context.h
@@ -192,6 +192,30 @@ void cso_save_render_condition(struct cso_context *cso);
void cso_restore_render_condition(struct cso_context *cso);
+#define CSO_BIT_AUX_VERTEX_BUFFER_SLOT 0x1
+#define CSO_BIT_BLEND 0x2
+#define CSO_BIT_DEPTH_STENCIL_ALPHA 0x4
+#define CSO_BIT_FRAGMENT_SAMPLERS 0x8
+#define CSO_BIT_FRAGMENT_SAMPLER_VIEWS 0x10
+#define CSO_BIT_FRAGMENT_SHADER 0x20
+#define CSO_BIT_FRAMEBUFFER 0x40
+#define CSO_BIT_GEOMETRY_SHADER 0x80
+#define CSO_BIT_MIN_SAMPLES 0x100
+#define CSO_BIT_RASTERIZER 0x200
+#define CSO_BIT_RENDER_CONDITION 0x400
+#define CSO_BIT_SAMPLE_MASK 0x800
+#define CSO_BIT_STENCIL_REF 0x1000
+#define CSO_BIT_STREAM_OUTPUTS 0x2000
+#define CSO_BIT_TESSCTRL_SHADER 0x4000
+#define CSO_BIT_TESSEVAL_SHADER 0x8000
+#define CSO_BIT_VERTEX_ELEMENTS 0x10000
+#define CSO_BIT_VERTEX_SHADER 0x20000
+#define CSO_BIT_VIEWPORT 0x40000
+
+void cso_save_state(struct cso_context *cso, unsigned state_mask);
+void cso_restore_state(struct cso_context *cso);
+
+
/* sampler view state */
void