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Diffstat (limited to 'mesalib/src/mesa/drivers/common')
-rw-r--r--mesalib/src/mesa/drivers/common/meta.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/mesalib/src/mesa/drivers/common/meta.c b/mesalib/src/mesa/drivers/common/meta.c
index 29a209ede..8114550ba 100644
--- a/mesalib/src/mesa/drivers/common/meta.c
+++ b/mesalib/src/mesa/drivers/common/meta.c
@@ -3118,6 +3118,7 @@ setup_texture_coords(GLenum faceTarget,
GLint slice,
GLint width,
GLint height,
+ GLint depth,
GLfloat coords0[3],
GLfloat coords1[3],
GLfloat coords2[3],
@@ -3134,8 +3135,11 @@ setup_texture_coords(GLenum faceTarget,
case GL_TEXTURE_2D:
case GL_TEXTURE_3D:
case GL_TEXTURE_2D_ARRAY:
- if (faceTarget == GL_TEXTURE_3D)
- r = 1.0F / slice;
+ if (faceTarget == GL_TEXTURE_3D) {
+ assert(slice < depth);
+ assert(depth >= 1);
+ r = (slice + 0.5f) / depth;
+ }
else if (faceTarget == GL_TEXTURE_2D_ARRAY)
r = slice;
else
@@ -3571,10 +3575,10 @@ _mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target,
else
assert(!genMipmapSave);
- /* Setup texture coordinates */
+ /* Setup texture coordinates */
setup_texture_coords(faceTarget,
slice,
- 0, 0, /* width, height never used here */
+ 0, 0, 1, /* width, height never used here */
verts[0].tex,
verts[1].tex,
verts[2].tex,
@@ -3840,6 +3844,7 @@ decompress_texture_image(struct gl_context *ctx,
struct gl_texture_object *texObj = texImage->TexObject;
const GLint width = texImage->Width;
const GLint height = texImage->Height;
+ const GLint depth = texImage->Height;
const GLenum target = texObj->Target;
GLenum faceTarget;
struct vertex {
@@ -3935,7 +3940,7 @@ decompress_texture_image(struct gl_context *ctx,
_mesa_BindSampler(ctx->Texture.CurrentUnit, decompress->Sampler);
}
- setup_texture_coords(faceTarget, slice, width, height,
+ setup_texture_coords(faceTarget, slice, width, height, depth,
verts[0].tex,
verts[1].tex,
verts[2].tex,