X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fdrivers%2Fcommon%2Fmeta_generate_mipmap.c;h=8ffd8da3bdeda693100bcacbfad3c64eb779e266;hb=89b1f5d6ac669343b1ee00f288e2ee71eb15dbe2;hp=deff6904ab7797283012174789005a74044eed38;hpb=bb3f983d102bf09b8315f50494633bf489721a52;p=mesa.git

diff --git a/src/mesa/drivers/common/meta_generate_mipmap.c b/src/mesa/drivers/common/meta_generate_mipmap.c
index deff6904ab7..8ffd8da3bde 100644
--- a/src/mesa/drivers/common/meta_generate_mipmap.c
+++ b/src/mesa/drivers/common/meta_generate_mipmap.c
@@ -43,6 +43,7 @@
 #include "main/varray.h"
 #include "main/viewport.h"
 #include "drivers/common/meta.h"
+#include "program/prog_instruction.h"
 
 
 /**
@@ -103,7 +104,7 @@ fallback_required(struct gl_context *ctx, GLenum target,
       _mesa_GenFramebuffers(1, &mipmap->FBO);
    _mesa_BindFramebuffer(GL_FRAMEBUFFER_EXT, mipmap->FBO);
 
-   _mesa_meta_bind_fbo_image(baseImage, 0);
+   _mesa_meta_bind_fbo_image(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, baseImage, 0);
 
    status = _mesa_CheckFramebufferStatus(GL_FRAMEBUFFER_EXT);
 
@@ -168,6 +169,8 @@ _mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target,
    GLenum faceTarget;
    GLuint dstLevel;
    GLuint samplerSave;
+   GLint swizzle[4];
+   GLboolean swizzleSaved = GL_FALSE;
 
    if (fallback_required(ctx, target, texObj)) {
       _mesa_generate_mipmap(ctx, target, texObj);
@@ -182,14 +185,14 @@ _mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target,
       faceTarget = target;
    }
 
-   _mesa_meta_begin(ctx, MESA_META_ALL);
+   _mesa_meta_begin(ctx, MESA_META_ALL & ~MESA_META_DRAW_BUFFERS);
 
    /* Choose between glsl version and fixed function version of
     * GenerateMipmap function.
     */
    if (use_glsl_version) {
       _mesa_meta_setup_vertex_objects(&mipmap->VAO, &mipmap->VBO, true,
-                                      2, 3, 0);
+                                      2, 4, 0);
       _mesa_meta_setup_blit_shader(ctx, target, &mipmap->shaders);
    } else {
       _mesa_meta_setup_ff_tnl_for_blit(&mipmap->VAO, &mipmap->VBO, 3);
@@ -231,6 +234,13 @@ _mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target,
 
    _mesa_TexParameteri(target, GL_GENERATE_MIPMAP, GL_FALSE);
 
+   if (texObj->_Swizzle != SWIZZLE_NOOP) {
+      static const GLint swizzleNoop[4] = { GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA };
+      memcpy(swizzle, texObj->Swizzle, sizeof(swizzle));
+      swizzleSaved = GL_TRUE;
+      _mesa_TexParameteriv(target, GL_TEXTURE_SWIZZLE_RGBA, swizzleNoop);
+   }
+
    /* Silence valgrind warnings about reading uninitialized stack. */
    memset(verts, 0, sizeof(verts));
 
@@ -317,7 +327,7 @@ _mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target,
          _mesa_BufferData(GL_ARRAY_BUFFER_ARB, sizeof(verts),
                           verts, GL_DYNAMIC_DRAW_ARB);
 
-         _mesa_meta_bind_fbo_image(dstImage, layer);
+         _mesa_meta_bind_fbo_image(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, dstImage, layer);
 
          /* sanity check */
          if (_mesa_CheckFramebufferStatus(GL_FRAMEBUFFER) !=
@@ -347,4 +357,6 @@ _mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target,
    _mesa_TexParameteri(target, GL_TEXTURE_MAX_LEVEL, maxLevelSave);
    if (genMipmapSave)
       _mesa_TexParameteri(target, GL_GENERATE_MIPMAP, genMipmapSave);
+   if (swizzleSaved)
+      _mesa_TexParameteriv(target, GL_TEXTURE_SWIZZLE_RGBA, swizzle);
 }