Mesa (master): mesa: implement glGet for AMD_framebuffer_multisample_advanced

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Module: Mesa
Branch: master
Commit: a96e946d25d4518d1c73c5d9d0f3d147f42bc416
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=a96e946d25d4518d1c73c5d9d0f3d147f42bc416

Author: Marek Olšák <marek.olsak at amd.com>
Date:   Mon Jun 11 15:10:50 2018 -0400

mesa: implement glGet for AMD_framebuffer_multisample_advanced

Reviewed-by: Brian Paul <brianp at vmware.com>

---

 src/mesa/main/extensions_table.h |  1 +
 src/mesa/main/get.c              |  8 ++++++++
 src/mesa/main/get_hash_params.py |  7 +++++++
 src/mesa/main/mtypes.h           | 16 ++++++++++++++++
 4 files changed, 32 insertions(+)

diff --git a/src/mesa/main/extensions_table.h b/src/mesa/main/extensions_table.h
index 3f01896cae..bdba49d538 100644
--- a/src/mesa/main/extensions_table.h
+++ b/src/mesa/main/extensions_table.h
@@ -10,6 +10,7 @@ EXT(3DFX_texture_compression_FXT1           , TDFX_texture_compression_FXT1
 
 EXT(AMD_conservative_depth                  , ARB_conservative_depth                 , GLL, GLC,  x ,  x , 2009)
 EXT(AMD_draw_buffers_blend                  , ARB_draw_buffers_blend                 , GLL, GLC,  x ,  x , 2009)
+EXT(AMD_framebuffer_multisample_advanced    , AMD_framebuffer_multisample_advanced   , GLL, GLC,  x , ES2, 2018)
 EXT(AMD_performance_monitor                 , AMD_performance_monitor                , GLL, GLC,  x , ES2, 2007)
 EXT(AMD_pinned_memory                       , AMD_pinned_memory                      , GLL, GLC,  x ,  x , 2013)
 EXT(AMD_seamless_cubemap_per_texture        , AMD_seamless_cubemap_per_texture       , GLL, GLC,  x ,  x , 2009)
diff --git a/src/mesa/main/get.c b/src/mesa/main/get.c
index db0079beb5..f870b217db 100644
--- a/src/mesa/main/get.c
+++ b/src/mesa/main/get.c
@@ -518,6 +518,7 @@ EXTRA_EXT(NV_conservative_raster);
 EXTRA_EXT(NV_conservative_raster_dilate);
 EXTRA_EXT(NV_conservative_raster_pre_snap_triangles);
 EXTRA_EXT(ARB_sample_locations);
+EXTRA_EXT(AMD_framebuffer_multisample_advanced);
 
 static const int
 extra_ARB_color_buffer_float_or_glcore[] = {
@@ -1228,6 +1229,13 @@ find_custom_value(struct gl_context *ctx, const struct value_desc *d, union valu
    case GL_PROGRAMMABLE_SAMPLE_LOCATION_TABLE_SIZE_ARB:
       v->value_uint = MAX_SAMPLE_LOCATION_TABLE_SIZE;
       break;
+
+   /* GL_AMD_framebuffer_multisample_advanced */
+   case GL_SUPPORTED_MULTISAMPLE_MODES_AMD:
+      v->value_int_n.n = ctx->Const.NumSupportedMultisampleModes * 3;
+      memcpy(v->value_int_n.ints, ctx->Const.SupportedMultisampleModes,
+             v->value_int_n.n * sizeof(GLint));
+      break;
    }
 }
 
diff --git a/src/mesa/main/get_hash_params.py b/src/mesa/main/get_hash_params.py
index 618e306e50..5c672a3312 100644
--- a/src/mesa/main/get_hash_params.py
+++ b/src/mesa/main/get_hash_params.py
@@ -368,6 +368,13 @@ descriptor=[
 
 # GL_NV_conservative_raster_pre_snap_triangles
   [ "CONSERVATIVE_RASTER_MODE_NV", "CONTEXT_ENUM16(ConservativeRasterMode), extra_NV_conservative_raster_pre_snap_triangles" ],
+
+# GL_AMD_framebuffer_multisample_advanced
+  [ "MAX_COLOR_FRAMEBUFFER_SAMPLES_AMD", "CONTEXT_INT(Const.MaxColorFramebufferSamples), extra_AMD_framebuffer_multisample_advanced" ],
+  [ "MAX_COLOR_FRAMEBUFFER_STORAGE_SAMPLES_AMD", "CONTEXT_INT(Const.MaxColorFramebufferStorageSamples), extra_AMD_framebuffer_multisample_advanced" ],
+  [ "MAX_DEPTH_STENCIL_FRAMEBUFFER_SAMPLES_AMD", "CONTEXT_INT(Const.MaxDepthStencilFramebufferSamples), extra_AMD_framebuffer_multisample_advanced" ],
+  [ "NUM_SUPPORTED_MULTISAMPLE_MODES_AMD", "CONTEXT_INT(Const.NumSupportedMultisampleModes), extra_AMD_framebuffer_multisample_advanced" ],
+  [ "SUPPORTED_MULTISAMPLE_MODES_AMD", "LOC_CUSTOM, TYPE_INT_N, 0, extra_AMD_framebuffer_multisample_advanced" ],
 ]},
 
 # GLES3 is not a typo.
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index d71872835d..f707e1629a 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -3937,6 +3937,21 @@ struct gl_constants
    GLint MaxDepthTextureSamples;
    GLint MaxIntegerSamples;
 
+   /** GL_AMD_framebuffer_multisample_advanced */
+   GLint MaxColorFramebufferSamples;
+   GLint MaxColorFramebufferStorageSamples;
+   GLint MaxDepthStencilFramebufferSamples;
+
+   /* An array of supported MSAA modes allowing different sample
+    * counts per attachment type.
+    */
+   struct {
+      GLint NumColorSamples;
+      GLint NumColorStorageSamples;
+      GLint NumDepthStencilSamples;
+   } SupportedMultisampleModes[40];
+   GLint NumSupportedMultisampleModes;
+
    /**
     * GL_EXT_texture_multisample_blit_scaled implementation assumes that
     * samples are laid out in a rectangular grid roughly corresponding to
@@ -4235,6 +4250,7 @@ struct gl_extensions
    GLboolean OES_texture_view;
    GLboolean OES_viewport_array;
    /* vendor extensions */
+   GLboolean AMD_framebuffer_multisample_advanced;
    GLboolean AMD_performance_monitor;
    GLboolean AMD_pinned_memory;
    GLboolean AMD_seamless_cubemap_per_texture;