mesa: Rename MESA_shader_framebuffer_fetch gl_extensions bits to EXT.

The changes I had originally planned for the MESA_shader_framebuffer_fetch
extension have been merged into the EXT spec, there's no point in keeping
MESA_shader_framebuffer_fetch extension enables.

Reviewed-by: Plamena Manolova <[email protected]>

10 files changed, 15 insertions, 16 deletions

diff --git a/src/mesa/drivers/dri/i965/brw_draw.c b/src/mesa/drivers/dri/i965/brw_draw.c
index 50cf8b12c74..299e7f929e7 100644
--- a/src/mesa/drivers/dri/i965/brw_draw.c
+++ b/src/mesa/drivers/dri/i965/brw_draw.c
@@ -513,7 +513,7 @@ brw_predraw_resolve_framebuffer(struct brw_context *brw,
    }
 
    /* Resolve color buffers for non-coherent framebuffer fetch. */
-   if (!ctx->Extensions.MESA_shader_framebuffer_fetch &&
+   if (!ctx->Extensions.EXT_shader_framebuffer_fetch &&
        ctx->FragmentProgram._Current &&
        ctx->FragmentProgram._Current->info.outputs_read) {
       const struct gl_framebuffer *fb = ctx->DrawBuffer;
diff --git a/src/mesa/drivers/dri/i965/brw_program.c b/src/mesa/drivers/dri/i965/brw_program.c
index 684890e8bae..527f003977b 100644
--- a/src/mesa/drivers/dri/i965/brw_program.c
+++ b/src/mesa/drivers/dri/i965/brw_program.c
@@ -318,7 +318,7 @@ brw_framebuffer_fetch_barrier(struct gl_context *ctx)
    struct brw_context *brw = brw_context(ctx);
    const struct gen_device_info *devinfo = &brw->screen->devinfo;
 
-   if (!ctx->Extensions.MESA_shader_framebuffer_fetch) {
+   if (!ctx->Extensions.EXT_shader_framebuffer_fetch) {
       if (devinfo->gen >= 6) {
          brw_emit_pipe_control_flush(brw,
                                      PIPE_CONTROL_RENDER_TARGET_FLUSH |
diff --git a/src/mesa/drivers/dri/i965/brw_wm.c b/src/mesa/drivers/dri/i965/brw_wm.c
index cfc2d47a679..68d4ab88d77 100644
--- a/src/mesa/drivers/dri/i965/brw_wm.c
+++ b/src/mesa/drivers/dri/i965/brw_wm.c
@@ -573,7 +573,7 @@ brw_wm_populate_key(struct brw_context *brw, struct brw_wm_prog_key *key)
    key->program_string_id = fp->id;
 
    /* Whether reads from the framebuffer should behave coherently. */
-   key->coherent_fb_fetch = ctx->Extensions.MESA_shader_framebuffer_fetch;
+   key->coherent_fb_fetch = ctx->Extensions.EXT_shader_framebuffer_fetch;
 }
 
 void
@@ -645,7 +645,7 @@ brw_fs_precompile(struct gl_context *ctx, struct gl_program *prog)
    key.program_string_id = bfp->id;
 
    /* Whether reads from the framebuffer should behave coherently. */
-   key.coherent_fb_fetch = ctx->Extensions.MESA_shader_framebuffer_fetch;
+   key.coherent_fb_fetch = ctx->Extensions.EXT_shader_framebuffer_fetch;
 
    uint32_t old_prog_offset = brw->wm.base.prog_offset;
    struct brw_stage_prog_data *old_prog_data = brw->wm.base.prog_data;
diff --git a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
index 32d9e2c70ff..23bf5a266c5 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
@@ -1032,7 +1032,7 @@ update_renderbuffer_read_surfaces(struct brw_context *brw)
       brw_wm_prog_data(brw->wm.base.prog_data);
 
    if (wm_prog_data->has_render_target_reads &&
-       !ctx->Extensions.MESA_shader_framebuffer_fetch) {
+       !ctx->Extensions.EXT_shader_framebuffer_fetch) {
       /* _NEW_BUFFERS */
       const struct gl_framebuffer *fb = ctx->DrawBuffer;
 
diff --git a/src/mesa/drivers/dri/i965/intel_extensions.c b/src/mesa/drivers/dri/i965/intel_extensions.c
index 5a6b12e52a4..127371c5b83 100644
--- a/src/mesa/drivers/dri/i965/intel_extensions.c
+++ b/src/mesa/drivers/dri/i965/intel_extensions.c
@@ -153,7 +153,7 @@ intelInitExtensions(struct gl_context *ctx)
    ctx->Extensions.MESA_shader_integer_functions = ctx->Const.GLSLVersion >= 130;
 
    if (devinfo->is_g4x || devinfo->gen >= 5) {
-      ctx->Extensions.MESA_shader_framebuffer_fetch_non_coherent = true;
+      ctx->Extensions.EXT_shader_framebuffer_fetch_non_coherent = true;
       ctx->Extensions.KHR_blend_equation_advanced = true;
    }
 
@@ -292,7 +292,7 @@ intelInitExtensions(struct gl_context *ctx)
       ctx->Extensions.KHR_texture_compression_astc_ldr = true;
       ctx->Extensions.KHR_texture_compression_astc_sliced_3d = true;
       ctx->Extensions.INTEL_conservative_rasterization = true;
-      ctx->Extensions.MESA_shader_framebuffer_fetch = true;
+      ctx->Extensions.EXT_shader_framebuffer_fetch = true;
       ctx->Extensions.ARB_post_depth_coverage = true;
    }
 
diff --git a/src/mesa/main/barrier.c b/src/mesa/main/barrier.c
index 2c8194e6eba..0f0b0a210d1 100644
--- a/src/mesa/main/barrier.c
+++ b/src/mesa/main/barrier.c
@@ -127,7 +127,7 @@ _mesa_BlendBarrier(void)
 {
    GET_CURRENT_CONTEXT(ctx);
 
-   if (!ctx->Extensions.MESA_shader_framebuffer_fetch_non_coherent &&
+   if (!ctx->Extensions.EXT_shader_framebuffer_fetch_non_coherent &&
        !ctx->Extensions.KHR_blend_equation_advanced) {
       _mesa_error(ctx, GL_INVALID_OPERATION,
                   "glBlendBarrier(not supported)");
diff --git a/src/mesa/main/extensions_table.h b/src/mesa/main/extensions_table.h
index 71c9a575694..6be16c4407f 100644
--- a/src/mesa/main/extensions_table.h
+++ b/src/mesa/main/extensions_table.h
@@ -252,7 +252,7 @@ EXT(EXT_semaphore                           , EXT_semaphore
 EXT(EXT_semaphore_fd                        , EXT_semaphore_fd                       , GLL, GLC,  x , ES2, 2017)
 EXT(EXT_separate_shader_objects             , dummy_true                             ,  x ,  x ,  x , ES2, 2013)
 EXT(EXT_separate_specular_color             , dummy_true                             , GLL,  x ,  x ,  x , 1997)
-EXT(EXT_shader_framebuffer_fetch            , MESA_shader_framebuffer_fetch          ,  x ,  x ,  x , ES2, 2013)
+EXT(EXT_shader_framebuffer_fetch            , EXT_shader_framebuffer_fetch           ,  x ,  x ,  x , ES2, 2013)
 EXT(EXT_shader_integer_mix                  , EXT_shader_integer_mix                 , GLL, GLC,  x ,  30, 2013)
 EXT(EXT_shader_io_blocks                    , dummy_true                             ,  x ,  x ,  x ,  31, 2014)
 EXT(EXT_shader_samples_identical            , EXT_shader_samples_identical           , GLL, GLC,  x ,  31, 2015)
diff --git a/src/mesa/main/get.c b/src/mesa/main/get.c
index 7c3b9dd22cb..90ab7ca60f8 100644
--- a/src/mesa/main/get.c
+++ b/src/mesa/main/get.c
@@ -575,7 +575,7 @@ static const int extra_core_ARB_color_buffer_float_and_new_buffers[] = {
 static const int extra_EXT_shader_framebuffer_fetch[] = {
    EXTRA_API_ES2,
    EXTRA_API_ES3,
-   EXT(MESA_shader_framebuffer_fetch),
+   EXT(EXT_shader_framebuffer_fetch),
    EXTRA_END
 };
 
diff --git a/src/mesa/main/get_hash_params.py b/src/mesa/main/get_hash_params.py
index 5d2afedc437..f38a87df88b 100644
--- a/src/mesa/main/get_hash_params.py
+++ b/src/mesa/main/get_hash_params.py
@@ -441,10 +441,9 @@ descriptor=[
 ]},
 
 { "apis": ["GLES", "GLES2"], "params": [
-# GL_EXT_shader_framebuffer_fetch.  Should be true if the MESA framebuffer
-# fetch extension is supported since the latter imposes no restrictions on
-# non-uniform per-sample discard.
-  [ "FRAGMENT_SHADER_DISCARDS_SAMPLES_EXT", "CONTEXT_BOOL(Extensions.MESA_shader_framebuffer_fetch), extra_EXT_shader_framebuffer_fetch" ],
+# GL_EXT_shader_framebuffer_fetch.  Should be true for most modern hardware
+# supporting sample shading.
+  [ "FRAGMENT_SHADER_DISCARDS_SAMPLES_EXT", "CONTEXT_BOOL(Extensions.EXT_shader_framebuffer_fetch), extra_EXT_shader_framebuffer_fetch" ],
 # GL_OES_EGL_image_external
   [ "TEXTURE_BINDING_EXTERNAL_OES", "LOC_CUSTOM, TYPE_INT, TEXTURE_EXTERNAL_INDEX, extra_OES_EGL_image_external" ],
   [ "TEXTURE_EXTERNAL_OES", "LOC_CUSTOM, TYPE_BOOLEAN, 0, extra_OES_EGL_image_external" ],
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 62b58cea991..2df2288899d 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -4351,8 +4351,8 @@ struct gl_extensions
    GLboolean KHR_texture_compression_astc_sliced_3d;
    GLboolean MESA_tile_raster_order;
    GLboolean MESA_pack_invert;
-   GLboolean MESA_shader_framebuffer_fetch;
-   GLboolean MESA_shader_framebuffer_fetch_non_coherent;
+   GLboolean EXT_shader_framebuffer_fetch;
+   GLboolean EXT_shader_framebuffer_fetch_non_coherent;
    GLboolean MESA_shader_integer_functions;
    GLboolean MESA_ycbcr_texture;
    GLboolean NV_conditional_render;