From: Topi Pohjolainen <topi.pohjolainen@intel.com>
Date: Wed, 28 Jan 2015 14:24:25 +0000 (+0200)
Subject: meta/blit: Add plumbing for shaders without depth
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4c157d34c0163ab2389d74181121950aaf0ef121;p=mesa.git

meta/blit: Add plumbing for shaders without depth

Currently all blit programs are unconditionally compiled with
gl_FragDepth.

Signed-off-by: Topi Pohjolainen <topi.pohjolainen@intel.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Matt Turner <mattst88@gmail.com>
---

diff --git a/src/mesa/drivers/common/meta.c b/src/mesa/drivers/common/meta.c
index 23c05ebdaff..ec7564ab7c4 100644
--- a/src/mesa/drivers/common/meta.c
+++ b/src/mesa/drivers/common/meta.c
@@ -243,6 +243,7 @@ _mesa_meta_compile_and_link_program(struct gl_context *ctx,
 void
 _mesa_meta_setup_blit_shader(struct gl_context *ctx,
                              GLenum target,
+                             bool do_depth,
                              struct blit_shader_table *table)
 {
    char *vs_source, *fs_source;
@@ -3035,7 +3036,7 @@ decompress_texture_image(struct gl_context *ctx,
       _mesa_meta_setup_vertex_objects(&decompress->VAO, &decompress->VBO, true,
                                       2, 4, 0);
 
-      _mesa_meta_setup_blit_shader(ctx, target, &decompress->shaders);
+      _mesa_meta_setup_blit_shader(ctx, target, true, &decompress->shaders);
    } else {
       _mesa_meta_setup_ff_tnl_for_blit(&decompress->VAO, &decompress->VBO, 3);
    }
diff --git a/src/mesa/drivers/common/meta.h b/src/mesa/drivers/common/meta.h
index 20d30f7e6ab..de3dc6a0ab4 100644
--- a/src/mesa/drivers/common/meta.h
+++ b/src/mesa/drivers/common/meta.h
@@ -632,6 +632,7 @@ _mesa_meta_setup_copypix_texture(struct gl_context *ctx,
 void
 _mesa_meta_setup_blit_shader(struct gl_context *ctx,
                              GLenum target,
+                             bool do_depth,
                              struct blit_shader_table *table);
 
 void
diff --git a/src/mesa/drivers/common/meta_blit.c b/src/mesa/drivers/common/meta_blit.c
index 079b8e13200..02e90e0aaf7 100644
--- a/src/mesa/drivers/common/meta_blit.c
+++ b/src/mesa/drivers/common/meta_blit.c
@@ -531,7 +531,7 @@ setup_glsl_blit_framebuffer(struct gl_context *ctx,
    } else if (is_target_multisample) {
       setup_glsl_msaa_blit_shader(ctx, blit, src_rb, target);
    } else {
-      _mesa_meta_setup_blit_shader(ctx, target, &blit->shaders);
+      _mesa_meta_setup_blit_shader(ctx, target, true, &blit->shaders);
    }
 }
 
diff --git a/src/mesa/drivers/common/meta_generate_mipmap.c b/src/mesa/drivers/common/meta_generate_mipmap.c
index eedbb8eb2f4..c38b46bb688 100644
--- a/src/mesa/drivers/common/meta_generate_mipmap.c
+++ b/src/mesa/drivers/common/meta_generate_mipmap.c
@@ -193,7 +193,7 @@ _mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target,
    if (use_glsl_version) {
       _mesa_meta_setup_vertex_objects(&mipmap->VAO, &mipmap->VBO, true,
                                       2, 4, 0);
-      _mesa_meta_setup_blit_shader(ctx, target, &mipmap->shaders);
+      _mesa_meta_setup_blit_shader(ctx, target, true, &mipmap->shaders);
    } else {
       _mesa_meta_setup_ff_tnl_for_blit(&mipmap->VAO, &mipmap->VBO, 3);
       _mesa_set_enable(ctx, target, GL_TRUE);