Mesa (master): python/regress: Initial fragment shader test suite.
Michał Król
michal at kemper.freedesktop.org
Sat Apr 4 11:43:04 UTC 2009
Module: Mesa
Branch: master
Commit: 4661817dacec5ef77d013828423c7ebeacf807c5
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=4661817dacec5ef77d013828423c7ebeacf807c5
Author: Michal Krol <michal at vmware.com>
Date: Sat Apr 4 13:34:27 2009 +0200
python/regress: Initial fragment shader test suite.
---
.../tests/regress/fragment-shader/frag-abs.sh | 13 ++
.../tests/regress/fragment-shader/frag-add.sh | 8 +
.../tests/regress/fragment-shader/frag-dp3.sh | 8 +
.../tests/regress/fragment-shader/frag-dp4.sh | 8 +
.../tests/regress/fragment-shader/frag-dst.sh | 8 +
.../tests/regress/fragment-shader/frag-ex2.sh | 11 +
.../tests/regress/fragment-shader/frag-flr.sh | 15 ++
.../tests/regress/fragment-shader/frag-frc.sh | 13 ++
.../tests/regress/fragment-shader/frag-lg2.sh | 15 ++
.../tests/regress/fragment-shader/frag-lit.sh | 8 +
.../tests/regress/fragment-shader/frag-lrp.sh | 11 +
.../tests/regress/fragment-shader/frag-mad.sh | 11 +
.../tests/regress/fragment-shader/frag-max.sh | 10 +
.../tests/regress/fragment-shader/frag-min.sh | 10 +
.../tests/regress/fragment-shader/frag-mov.sh | 8 +
.../tests/regress/fragment-shader/frag-mul.sh | 10 +
.../tests/regress/fragment-shader/frag-rcp.sh | 15 ++
.../tests/regress/fragment-shader/frag-rsq.sh | 15 ++
.../tests/regress/fragment-shader/frag-sge.sh | 13 ++
.../tests/regress/fragment-shader/frag-slt.sh | 13 ++
.../regress/fragment-shader/frag-srcmod-abs.sh | 13 ++
.../regress/fragment-shader/frag-srcmod-absneg.sh | 15 ++
.../regress/fragment-shader/frag-srcmod-neg.sh | 11 +
.../regress/fragment-shader/frag-srcmod-swz.sh | 8 +
.../tests/regress/fragment-shader/frag-sub.sh | 8 +
.../tests/regress/fragment-shader/frag-xpd.sh | 8 +
.../regress/fragment-shader/fragment-shader.py | 213 ++++++++++++++++++++
27 files changed, 499 insertions(+), 0 deletions(-)
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-abs.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-abs.sh
new file mode 100644
index 0000000..7a0006b
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-abs.sh
@@ -0,0 +1,13 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+DCL TEMP[0]
+
+IMM FLT32 { -0.5, -0.4, -0.6, 0.0 }
+
+ADD TEMP[0], IN[0], IMM[0]
+ABS OUT[0], TEMP[0]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-add.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-add.sh
new file mode 100644
index 0000000..f7836c8
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-add.sh
@@ -0,0 +1,8 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+ADD OUT[0], IN[0], IN[0]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-dp3.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-dp3.sh
new file mode 100644
index 0000000..c89cd74
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-dp3.sh
@@ -0,0 +1,8 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+DP3 OUT[0], IN[0], IN[0]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-dp4.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-dp4.sh
new file mode 100644
index 0000000..6517e3c
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-dp4.sh
@@ -0,0 +1,8 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+DP4 OUT[0], IN[0].xyzx, IN[0].xyzx
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-dst.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-dst.sh
new file mode 100644
index 0000000..464880b
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-dst.sh
@@ -0,0 +1,8 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+DST OUT[0], IN[0], IN[0]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-ex2.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-ex2.sh
new file mode 100644
index 0000000..2684076
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-ex2.sh
@@ -0,0 +1,11 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+DCL TEMP[0]
+
+EX2 TEMP[0], IN[0].xxxx
+MUL OUT[0], TEMP[0], IN[0]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-flr.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-flr.sh
new file mode 100644
index 0000000..ad11e28
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-flr.sh
@@ -0,0 +1,15 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+DCL TEMP[0]
+
+IMM FLT32 { 2.5, 4.0, 2.0, 1.0 }
+IMM FLT32 { 0.4, 0.25, 0.5, 1.0 }
+
+MUL TEMP[0], IN[0], IMM[0]
+FLR TEMP[0], TEMP[0]
+MUL OUT[0], TEMP[0], IMM[1]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-frc.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-frc.sh
new file mode 100644
index 0000000..4f3aa30
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-frc.sh
@@ -0,0 +1,13 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+DCL TEMP[0]
+
+IMM FLT32 { 2.7, 3.1, 4.5, 1.0 }
+
+MUL TEMP[0], IN[0], IMM[0]
+FRC OUT[0], TEMP[0]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-lg2.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-lg2.sh
new file mode 100644
index 0000000..54c7c64
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-lg2.sh
@@ -0,0 +1,15 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+DCL TEMP[0]
+
+IMM FLT32 { 1.0, 0.0, 0.0, 0.0 }
+IMM FLT32 { 0.5, 0.0, 0.0, 0.0 }
+
+ADD TEMP[0], IN[0], IMM[0]
+LG2 TEMP[0].x, TEMP[0].xxxx
+ADD OUT[0], TEMP[0], IMM[1]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-lit.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-lit.sh
new file mode 100644
index 0000000..0e78ef8
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-lit.sh
@@ -0,0 +1,8 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+LIT OUT[0], IN[0]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-lrp.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-lrp.sh
new file mode 100644
index 0000000..e9ee0f8
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-lrp.sh
@@ -0,0 +1,11 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+DCL TEMP[0]
+
+ABS TEMP[0], IN[0]
+LRP OUT[0], TEMP[0], IN[0].xxxx, IN[0].yyyy
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-mad.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-mad.sh
new file mode 100644
index 0000000..439acd5
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-mad.sh
@@ -0,0 +1,11 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+IMM FLT32 { 0.5, 0.4, 0.6, 1.0 }
+IMM FLT32 { 0.5, 0.4, 0.6, 0.0 }
+
+MAD OUT[0], IN[0], IMM[0], IMM[1]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-max.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-max.sh
new file mode 100644
index 0000000..ab21b24
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-max.sh
@@ -0,0 +1,10 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+IMM FLT32 { 0.4, 0.4, 0.4, 0.0 }
+
+MAX OUT[0], IN[0], IMM[0]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-min.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-min.sh
new file mode 100644
index 0000000..969ae73
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-min.sh
@@ -0,0 +1,10 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+IMM FLT32 { 0.6, 0.6, 0.6, 1.0 }
+
+MIN OUT[0], IN[0], IMM[0]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-mov.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-mov.sh
new file mode 100644
index 0000000..612975e
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-mov.sh
@@ -0,0 +1,8 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+MOV OUT[0], IN[0]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-mul.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-mul.sh
new file mode 100644
index 0000000..ed158b0
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-mul.sh
@@ -0,0 +1,10 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+IMM FLT32 { 0.5, 0.6, 0.7, 1.0 }
+
+MUL OUT[0], IN[0], IMM[0]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-rcp.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-rcp.sh
new file mode 100644
index 0000000..cc9feef
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-rcp.sh
@@ -0,0 +1,15 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+DCL TEMP[0]
+
+IMM FLT32 { 1.0, 0.0, 0.0, 0.0 }
+IMM FLT32 { 1.5, 0.0, 0.0, 0.0 }
+
+ADD TEMP[0], IN[0], IMM[0]
+RCP TEMP[0].x, TEMP[0].xxxx
+SUB OUT[0], TEMP[0], IMM[1]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-rsq.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-rsq.sh
new file mode 100644
index 0000000..695621f
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-rsq.sh
@@ -0,0 +1,15 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+DCL TEMP[0]
+
+IMM FLT32 { 1.0, 0.0, 0.0, 0.0 }
+IMM FLT32 { 1.5, 0.0, 0.0, 0.0 }
+
+ADD TEMP[0], IN[0], IMM[0]
+RSQ TEMP[0].x, TEMP[0].xxxx
+SUB OUT[0], TEMP[0], IMM[1]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-sge.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-sge.sh
new file mode 100644
index 0000000..9505bc3
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-sge.sh
@@ -0,0 +1,13 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+DCL TEMP[0]
+
+IMM FLT32 { 0.6, 0.6, 0.6, 0.0 }
+
+SGE TEMP[0], IN[0], IMM[0]
+MUL OUT[0], IN[0], TEMP[0]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-slt.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-slt.sh
new file mode 100644
index 0000000..f2a1521
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-slt.sh
@@ -0,0 +1,13 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+DCL TEMP[0]
+
+IMM FLT32 { 0.6, 0.6, 0.6, 0.0 }
+
+SLT TEMP[0], IN[0], IMM[0]
+MUL OUT[0], IN[0], TEMP[0]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-srcmod-abs.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-srcmod-abs.sh
new file mode 100644
index 0000000..9cd4b68
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-srcmod-abs.sh
@@ -0,0 +1,13 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+DCL TEMP[0]
+
+IMM FLT32 { -0.3, -0.5, -0.4, 0.0 }
+
+ADD TEMP[0], IN[0], IMM[0]
+MOV OUT[0], |TEMP[0]|
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-srcmod-absneg.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-srcmod-absneg.sh
new file mode 100644
index 0000000..acd6aa7
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-srcmod-absneg.sh
@@ -0,0 +1,15 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+DCL TEMP[0]
+
+IMM FLT32 { -0.2, -0.3, -0.4, 0.0 }
+IMM FLT32 { -1.0, -1.0, -1.0, -1.0 }
+
+ADD TEMP[0], IN[0], IMM[0]
+MOV TEMP[0], -|TEMP[0]|
+MUL OUT[0], TEMP[0], IMM[1]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-srcmod-neg.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-srcmod-neg.sh
new file mode 100644
index 0000000..ba1b615
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-srcmod-neg.sh
@@ -0,0 +1,11 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+DCL TEMP[0]
+
+SUB TEMP[0], IN[0], IN[0].yzxw
+MOV OUT[0], -TEMP[0]
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-srcmod-swz.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-srcmod-swz.sh
new file mode 100644
index 0000000..192aa7b
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-srcmod-swz.sh
@@ -0,0 +1,8 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+MOV OUT[0], IN[0].yxzw
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-sub.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-sub.sh
new file mode 100644
index 0000000..83441fa
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-sub.sh
@@ -0,0 +1,8 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+SUB OUT[0], IN[0], IN[0].yzxw
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-xpd.sh b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-xpd.sh
new file mode 100644
index 0000000..d6f66c4
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/frag-xpd.sh
@@ -0,0 +1,8 @@
+FRAG1.1
+
+DCL IN[0], COLOR, LINEAR
+DCL OUT[0], COLOR
+
+XPD OUT[0], IN[0], IN[0].yzxw
+
+END
diff --git a/src/gallium/state_trackers/python/tests/regress/fragment-shader/fragment-shader.py b/src/gallium/state_trackers/python/tests/regress/fragment-shader/fragment-shader.py
new file mode 100644
index 0000000..14d8dc6
--- /dev/null
+++ b/src/gallium/state_trackers/python/tests/regress/fragment-shader/fragment-shader.py
@@ -0,0 +1,213 @@
+#!/usr/bin/env python
+##########################################################################
+#
+# Copyright 2009 VMware, Inc.
+# All Rights Reserved.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a
+# copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sub license, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+#
+# The above copyright notice and this permission notice (including the
+# next paragraph) shall be included in all copies or substantial portions
+# of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+# IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+# ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+#
+##########################################################################
+
+
+from gallium import *
+
+def make_image(surface):
+ data = surface.get_tile_rgba8(0, 0, surface.width, surface.height)
+
+ import Image
+ outimage = Image.fromstring('RGBA', (surface.width, surface.height), data, "raw", 'RGBA', 0, 1)
+ return outimage
+
+def save_image(filename, surface):
+ outimage = make_image(surface)
+ outimage.save(filename, "PNG")
+
+def test(dev, name):
+ ctx = dev.context_create()
+
+ width = 320
+ height = 320
+ minz = 0.0
+ maxz = 1.0
+
+ # disabled blending/masking
+ blend = Blend()
+ blend.rgb_src_factor = PIPE_BLENDFACTOR_ONE
+ blend.alpha_src_factor = PIPE_BLENDFACTOR_ONE
+ blend.rgb_dst_factor = PIPE_BLENDFACTOR_ZERO
+ blend.alpha_dst_factor = PIPE_BLENDFACTOR_ZERO
+ blend.colormask = PIPE_MASK_RGBA
+ ctx.set_blend(blend)
+
+ # depth/stencil/alpha
+ depth_stencil_alpha = DepthStencilAlpha()
+ depth_stencil_alpha.depth.enabled = 0
+ depth_stencil_alpha.depth.writemask = 1
+ depth_stencil_alpha.depth.func = PIPE_FUNC_LESS
+ ctx.set_depth_stencil_alpha(depth_stencil_alpha)
+
+ # rasterizer
+ rasterizer = Rasterizer()
+ rasterizer.front_winding = PIPE_WINDING_CW
+ rasterizer.cull_mode = PIPE_WINDING_NONE
+ rasterizer.scissor = 1
+ ctx.set_rasterizer(rasterizer)
+
+ # viewport
+ viewport = Viewport()
+ scale = FloatArray(4)
+ scale[0] = width / 2.0
+ scale[1] = -height / 2.0
+ scale[2] = (maxz - minz) / 2.0
+ scale[3] = 1.0
+ viewport.scale = scale
+ translate = FloatArray(4)
+ translate[0] = width / 2.0
+ translate[1] = height / 2.0
+ translate[2] = (maxz - minz) / 2.0
+ translate[3] = 0.0
+ viewport.translate = translate
+ ctx.set_viewport(viewport)
+
+ # samplers
+ sampler = Sampler()
+ sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE
+ sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE
+ sampler.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE
+ sampler.min_mip_filter = PIPE_TEX_MIPFILTER_NONE
+ sampler.min_img_filter = PIPE_TEX_MIPFILTER_NEAREST
+ sampler.mag_img_filter = PIPE_TEX_MIPFILTER_NEAREST
+ sampler.normalized_coords = 1
+ ctx.set_sampler(0, sampler)
+
+ # scissor
+ scissor = Scissor()
+ scissor.minx = 0
+ scissor.miny = 0
+ scissor.maxx = width
+ scissor.maxy = height
+ ctx.set_scissor(scissor)
+
+ clip = Clip()
+ clip.nr = 0
+ ctx.set_clip(clip)
+
+ # framebuffer
+ cbuf = dev.texture_create(
+ PIPE_FORMAT_X8R8G8B8_UNORM,
+ width, height,
+ tex_usage=PIPE_TEXTURE_USAGE_DISPLAY_TARGET,
+ ).get_surface()
+ fb = Framebuffer()
+ fb.width = width
+ fb.height = height
+ fb.nr_cbufs = 1
+ fb.set_cbuf(0, cbuf)
+ ctx.set_framebuffer(fb)
+ ctx.surface_clear(cbuf, 0x80808080)
+
+ # vertex shader
+ vs = Shader('''
+ VERT1.1
+ DCL IN[0], POSITION
+ DCL IN[1], COLOR
+ DCL OUT[0], POSITION
+ DCL OUT[1], COLOR
+ MOV OUT[0], IN[0]
+ MOV OUT[1], IN[1]
+ END
+ ''')
+ ctx.set_vertex_shader(vs)
+
+ # fragment shader
+ fs = Shader(file('frag-' + name + '.sh', 'rt').read())
+ ctx.set_fragment_shader(fs)
+
+ xy = [
+ -0.8, -0.8,
+ 0.8, -0.8,
+ 0.0, 0.8,
+ ]
+ color = [
+ 1.0, 0.0, 0.0,
+ 0.0, 1.0, 0.0,
+ 0.0, 0.0, 1.0,
+ ]
+
+ nverts = 3
+ nattrs = 2
+ verts = FloatArray(nverts * nattrs * 4)
+
+ for i in range(0, nverts):
+ verts[i * nattrs * 4 + 0] = xy[i * 2 + 0] # x
+ verts[i * nattrs * 4 + 1] = xy[i * 2 + 1] # y
+ verts[i * nattrs * 4 + 2] = 0.5 # z
+ verts[i * nattrs * 4 + 3] = 1.0 # w
+ verts[i * nattrs * 4 + 4] = color[i * 3 + 0] # r
+ verts[i * nattrs * 4 + 5] = color[i * 3 + 1] # g
+ verts[i * nattrs * 4 + 6] = color[i * 3 + 2] # b
+ verts[i * nattrs * 4 + 7] = 1.0 # a
+
+ ctx.draw_vertices(PIPE_PRIM_TRIANGLES,
+ nverts,
+ nattrs,
+ verts)
+
+ ctx.flush()
+
+ save_image('frag-' + name + '.png', cbuf)
+
+def main():
+ tests = [
+ 'abs',
+ 'add',
+ 'dp3',
+ 'dp4',
+ 'dst',
+ 'ex2',
+ 'flr',
+ 'frc',
+ 'lg2',
+ 'lit',
+ 'lrp',
+ 'mad',
+ 'max',
+ 'min',
+ 'mov',
+ 'mul',
+ 'rcp',
+ 'rsq',
+ 'sge',
+ 'slt',
+ 'srcmod-abs',
+ 'srcmod-absneg',
+ 'srcmod-neg',
+ 'srcmod-swz',
+ 'sub',
+ 'xpd',
+ ]
+
+ dev = Device()
+ for t in tests:
+ test(dev, t)
+
+if __name__ == '__main__':
+ main()
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