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iris: fix Z32_S8 depth sampling

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We were accidentally using the ISL_FORMAT_R32_FLOAT_X8X24_TYPELESS
format, which is NOT what we use.  We just store R32_FLOAT depth.

fixes Piglit's texwrap GL_ARB_depth_buffer_float
This commit is contained in:
Kenneth Graunke
2018-10-04 19:34:34 -07:00
parent 822f91508e
commit 9b229d266d
1 changed files with 6 additions and 4 deletions
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src/gallium/drivers/iris/iris_formats.c
+6 -4
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@@ -55,15 +55,18 @@ iris_isl_format_for_pipe_format(enum pipe_format pf)
//[PIPE_FORMAT_L16_UNORM] = ISL_FORMAT_L16_UNORM,
//[PIPE_FORMAT_UYVY] = ISL_FORMAT_UYVY,
//[PIPE_FORMAT_YUYV] = ISL_FORMAT_YUYV,
[PIPE_FORMAT_Z16_UNORM] = ISL_FORMAT_R16_UNORM,
[PIPE_FORMAT_Z32_UNORM] = ISL_FORMAT_R32_UNORM,
[PIPE_FORMAT_Z32_FLOAT] = ISL_FORMAT_R32_FLOAT,
/* XXX: separate stencil */
/* We translate the combined depth/stencil formats to depth only here */
[PIPE_FORMAT_Z24_UNORM_S8_UINT] = ISL_FORMAT_R24_UNORM_X8_TYPELESS,
//[PIPE_FORMAT_S8_UINT_Z24_UNORM] = ISL_FORMAT_S8_UINT_Z24_UNORM,
[PIPE_FORMAT_Z24X8_UNORM] = ISL_FORMAT_R24_UNORM_X8_TYPELESS,
//[PIPE_FORMAT_X8Z24_UNORM] = ISL_FORMAT_R24_UNORM_X8_TYPELESS,
[PIPE_FORMAT_Z32_FLOAT_S8X24_UINT] = ISL_FORMAT_R32_FLOAT,
[PIPE_FORMAT_S8_UINT] = ISL_FORMAT_R8_UINT,
[PIPE_FORMAT_R64_FLOAT] = ISL_FORMAT_R64_FLOAT,
[PIPE_FORMAT_R64G64_FLOAT] = ISL_FORMAT_R64G64_FLOAT,
[PIPE_FORMAT_R64G64B64_FLOAT] = ISL_FORMAT_R64G64B64_FLOAT,
@@ -167,7 +170,6 @@ iris_isl_format_for_pipe_format(enum pipe_format pf)
[PIPE_FORMAT_R10G10B10A2_USCALED] = ISL_FORMAT_R10G10B10A2_USCALED,
[PIPE_FORMAT_R11G11B10_FLOAT] = ISL_FORMAT_R11G11B10_FLOAT,
[PIPE_FORMAT_R9G9B9E5_FLOAT] = ISL_FORMAT_R9G9B9E5_SHAREDEXP,
[PIPE_FORMAT_Z32_FLOAT_S8X24_UINT] = ISL_FORMAT_R32_FLOAT_X8X24_TYPELESS,
[PIPE_FORMAT_R1_UNORM] = ISL_FORMAT_R1_UNORM,
[PIPE_FORMAT_R10G10B10X2_USCALED] = ISL_FORMAT_R10G10B10X2_USCALED,
//[PIPE_FORMAT_R10G10B10X2_SNORM] = ISL_FORMAT_R10G10B10X2_SNORM,