llvmpipe: get 3D texture image stride from an array rather than computing it

This fixes broken 3D texture indexing when the height of the 3D texture
was less than 64 (the tile size).  It's simpler to pass this as an array
(as we do with the row stride) than to compute it on the fly.

1 files changed, 6 insertions, 1 deletions

diff --git a/src/gallium/drivers/llvmpipe/lp_jit.c b/src/gallium/drivers/llvmpipe/lp_jit.c
index 7e8a117cc82..8690941a507 100644
--- a/src/gallium/drivers/llvmpipe/lp_jit.c
+++ b/src/gallium/drivers/llvmpipe/lp_jit.c
@@ -51,7 +51,7 @@ lp_jit_init_globals(struct llvmpipe_screen *screen)
 
    /* struct lp_jit_texture */
    {
-      LLVMTypeRef elem_types[6];
+      LLVMTypeRef elem_types[LP_JIT_TEXTURE_NUM_FIELDS];
 
       elem_types[LP_JIT_TEXTURE_WIDTH]  = LLVMInt32Type();
       elem_types[LP_JIT_TEXTURE_HEIGHT] = LLVMInt32Type();
@@ -59,6 +59,8 @@ lp_jit_init_globals(struct llvmpipe_screen *screen)
       elem_types[LP_JIT_TEXTURE_LAST_LEVEL] = LLVMInt32Type();
       elem_types[LP_JIT_TEXTURE_ROW_STRIDE] =
          LLVMArrayType(LLVMInt32Type(), LP_MAX_TEXTURE_LEVELS);
+      elem_types[LP_JIT_TEXTURE_IMG_STRIDE] =
+         LLVMArrayType(LLVMInt32Type(), LP_MAX_TEXTURE_LEVELS);
       elem_types[LP_JIT_TEXTURE_DATA] =
          LLVMArrayType(LLVMPointerType(LLVMInt8Type(), 0),
                        LP_MAX_TEXTURE_LEVELS);
@@ -80,6 +82,9 @@ lp_jit_init_globals(struct llvmpipe_screen *screen)
       LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, row_stride,
                              screen->target, texture_type,
                              LP_JIT_TEXTURE_ROW_STRIDE);
+      LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, img_stride,
+                             screen->target, texture_type,
+                             LP_JIT_TEXTURE_IMG_STRIDE);
       LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, data,
                              screen->target, texture_type,
                              LP_JIT_TEXTURE_DATA);