[Piglit] [PATCH] SSO: reproduce linking bug in Dead Island

2016-02-15 Thread Timothy Arceri
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=85564
---
 .../large-number-of-unused-varyings.shader_test| 51 ++
 1 file changed, 51 insertions(+)
 create mode 100644 
tests/spec/arb_separate_shader_objects/linker/large-number-of-unused-varyings.shader_test

diff --git 
a/tests/spec/arb_separate_shader_objects/linker/large-number-of-unused-varyings.shader_test
 
b/tests/spec/arb_separate_shader_objects/linker/large-number-of-unused-varyings.shader_test
new file mode 100644
index 000..f7a37fa
--- /dev/null
+++ 
b/tests/spec/arb_separate_shader_objects/linker/large-number-of-unused-varyings.shader_test
@@ -0,0 +1,51 @@
+// Test that a large number of unused varyings doesn't cause any issues during
+// linking. This reproduces a bug seen in the game Dead Island.
+
+[require]
+GLSL >= 1.40
+GL_ARB_separate_shader_objects
+SSO ENABLED
+
+[vertex shader]
+#version 140
+#extension GL_ARB_separate_shader_objects: require
+
+in vec4 piglit_vertex;
+
+out vec4 a;
+out vec4 b;
+out vec4 c;
+out vec4 d;
+out vec4 e;
+out vec4 f;
+
+void main()
+{
+   a = vec4(1.0, 0.0, 0.0, 1.0);
+
+   gl_Position = piglit_vertex;
+}
+
+[fragment shader]
+#version 140
+#extension GL_ARB_separate_shader_objects: require
+
+uniform vec4 u;
+
+in vec4 a;
+in vec4 b;
+in vec4 c;
+in vec4 d;
+in vec4 e;
+in vec4 f;
+
+
+out vec4 color;
+
+void main()
+{
+   color = u;
+}
+
+[test]
+link success
-- 
2.5.0

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Re: [Piglit] [PATCH 2/2] EGL: build the egl_chromium_sync_control test only if PIGLIT_HAS_X11

2016-02-15 Thread Ben Widawsky
On Fri, Feb 12, 2016 at 06:04:53PM +0100, Mircea Gherzan wrote:
> On 12-Feb-16 1:35 AM, Ben Widawsky wrote:
> >On Fri, Feb 12, 2016 at 12:22:49AM +0100, Mircea Gherzan wrote:
> >>The test uses X11 headers so this guard is needed.
> >>
> >>Signed-off-by: Mircea Gherzan 
> >
> >Both are:
> >Acked-by: Ben Widawsky 
> 
> Ben, can you please push these two patches? I do not have commmit rights.
> 
> Thanks.
> 
> -- 
> Mircea

Both pushed, since nobody seemed opposed. Note, I didn't actually attempt to
build without X deps.

Emil, do you have any gripes with the corresponding waffle patch?

-- 
Ben Widawsky, Intel Open Source Technology Center
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Re: [Piglit] [PATCH] egl: add new test egl-create-largest-pbuffer-surface

2016-02-15 Thread Matt Turner
On Mon, Feb 15, 2016 at 12:14 AM, Tapani Pälli  wrote:
> Test is based on egl-create-pbuffer-surface but tests that using
> EGL_LARGEST_PBUFFER attribute works as specified
>
> Test fails on current Mesa and Nvidia binary driver version 355.11.
>
> Signed-off-by: Tapani Pälli 
> ---
>  tests/all.py   |   3 +
>  tests/egl/CMakeLists.gl.txt|   2 +
>  tests/egl/egl-create-largest-pbuffer-surface.c | 113 
> +
>  3 files changed, 118 insertions(+)
>  create mode 100644 tests/egl/egl-create-largest-pbuffer-surface.c
>
> diff --git a/tests/all.py b/tests/all.py
> index c5009cc..440eb0f 100644
> --- a/tests/all.py
> +++ b/tests/all.py
> @@ -4332,6 +4332,9 @@ with profile.group_manager(
>  g(['egl-create-pbuffer-surface'],
>'eglCreatePbufferSurface and then glClear',
>run_concurrent=False)
> +g(['egl-create-largest-pbuffer-surface'],
> +  'largest possible eglCreatePbufferSurface and then glClear',
> +  run_concurrent=False)
>
>  with profile.group_manager(
>  PiglitGLTest,
> diff --git a/tests/egl/CMakeLists.gl.txt b/tests/egl/CMakeLists.gl.txt
> index eccd470..06fbecb 100644
> --- a/tests/egl/CMakeLists.gl.txt
> +++ b/tests/egl/CMakeLists.gl.txt
> @@ -21,6 +21,8 @@ IF(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
> target_link_libraries(egl-query-surface pthread ${X11_X11_LIB})
> piglit_add_executable (egl-create-pbuffer-surface egl-util.c 
> egl-create-pbuffer-surface.c)
> target_link_libraries(egl-create-pbuffer-surface pthread 
> ${X11_X11_LIB})
> +   piglit_add_executable (egl-create-largest-pbuffer-surface egl-util.c 
> egl-create-largest-pbuffer-surface.c)
> +   target_link_libraries(egl-create-largest-pbuffer-surface pthread 
> ${X11_X11_LIB})
> piglit_add_executable (egl-configless-context 
> egl-configless-context.c)
> target_link_libraries(egl-configless-context pthread ${X11_X11_LIB})
> piglit_add_executable (egl-gl-colorspace egl-util.c 
> egl-gl-colorspace.c)
> diff --git a/tests/egl/egl-create-largest-pbuffer-surface.c 
> b/tests/egl/egl-create-largest-pbuffer-surface.c
> new file mode 100644
> index 000..c02971f
> --- /dev/null
> +++ b/tests/egl/egl-create-largest-pbuffer-surface.c
> @@ -0,0 +1,113 @@
> +/*
> + * Copyright © 2014 Intel Corporation
> + *
> + * 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, sublicense,
> + * 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 NONINFRINGEMENT.  IN NO EVENT SHALL
> + * THE AUTHORS OR COPYRIGHT HOLDERS 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.
> + *
> + */
> +
> +/** @file egl-create-largest-pbuffer-surface.c
> + *
> + * Test EGLCreatePBufferSurface behaviour with EGL_LARGEST_PBUFFER attribute.
> + *
> + * From EGL 1.5 spec:
> + *
> + * "Use EGL_LARGEST_PBUFFER to get the largest available pbuffer when the
> + * allocation of the pbuffer would otherwise fail."
> + */
> +
> +#include 
> +#include "piglit-util-gl.h"
> +#include "egl-util.h"
> +
> +static enum piglit_result
> +draw(struct egl_state *state)
> +{
> +   EGLSurface surf;
> +   const float purple[] = {1.0, 0.0, 1.0, 1.0};
> +   EGLint width, height;
> +
> +   const EGLint srfPbufferAttr[] =

static

> +   {
> +  EGL_WIDTH, INT_MAX,
> +  EGL_HEIGHT, INT_MAX,
> +  EGL_TEXTURE_FORMAT, EGL_TEXTURE_RGBA,
> +  EGL_TEXTURE_TARGET, EGL_TEXTURE_2D,
> +  EGL_LARGEST_PBUFFER, EGL_TRUE,
> +  EGL_NONE
> +   };
> +
> +   surf = eglCreatePbufferSurface(state->egl_dpy, state->cfg,
> +   srfPbufferAttr);
> +
> +   if (eglGetError() != EGL_SUCCESS || surf == EGL_NO_SURFACE) {
> +  fprintf(stderr, "eglCreatePbufferSurface failed\n");
> +  piglit_report_result(PIGLIT_FAIL);
> +   }
> +
> +   /* Query what are the dimensions we got. */
> +   eglQuerySurface(state->egl_dpy, surf, EGL_WIDTH, &width);
> +   eglQuerySurface(state->egl_dpy, surf, EGL_HEIGHT, &height);
> +
> +   glEnable(GL_TEXTURE_2D);
> +
> +   eglMakeCurrent(state->egl_dpy, state->surf, state->surf, state->ctx

[Piglit] [PATCH] gl-1.0-dlist-bitmaps: add code to exercise deleting lists

2016-02-15 Thread Brian Paul
---
 tests/spec/gl-1.0/dlist-bitmap.c | 46 +---
 1 file changed, 43 insertions(+), 3 deletions(-)

diff --git a/tests/spec/gl-1.0/dlist-bitmap.c b/tests/spec/gl-1.0/dlist-bitmap.c
index a8c3e6d..203a9d9 100644
--- a/tests/spec/gl-1.0/dlist-bitmap.c
+++ b/tests/spec/gl-1.0/dlist-bitmap.c
@@ -61,11 +61,11 @@ struct bitmap_info
 static struct bitmap_info bitmaps[NUM_BITMAPS];
 static GLuint ListBase;
 static GLubyte *refImage;
-static const float yellow[3] = {0.7, 1, 0.5};
+static const float yellow[3] = {1, 1, 0.0};
 
 
 static void
-init_bitmaps(void)
+create_bitmaps(void)
 {
unsigned i, j;
 
@@ -94,6 +94,17 @@ init_bitmaps(void)
 
 
 static void
+free_bitmaps(void)
+{
+   glDeleteLists(ListBase, NUM_BITMAPS);
+}
+
+
+/**
+ * Draw all the bitmaps using the given drawing mode.
+ * \param count indicates the number of bitmaps to draw.
+ */
+static void
 draw_bitmaps(enum draw_mode mode, unsigned count)
 {
unsigned i;
@@ -182,6 +193,8 @@ piglit_display(void)
 
glViewport(0, 0, piglit_width, piglit_height);
 
+   create_bitmaps();
+
/*
 * draw reference image with plain glBitmap calls
 */
@@ -221,9 +234,37 @@ piglit_display(void)
pass = false;
}
 
+   /*
+* Delete three of the bitmap display lists.  This basically
+* generates a "hole" in Mesa's bitmap texture atlas which has
+* to be coped with.
+*/
+   glDeleteLists(ListBase + 7, 3);
+
+   /*
+* Draw new reference image with separate glCallList calls.
+* Calling the deleted list should be a no-op.
+*/
+   glClear(GL_COLOR_BUFFER_BIT);
+   glColor3fv(yellow);
+   glRasterPos2f(-1, 0);
+   draw_bitmaps(CALL_LIST, NUM_BITMAPS);
+   glReadPixels(0, 0, piglit_width, piglit_height,
+GL_RGBA, GL_UNSIGNED_BYTE, refImage);
+
+   /*
+* Draw bitmaps with glCallLists again.
+* Calling the deleted list should be a no-op.
+*/
+   if (!test_mode(CALL_LISTS, NUM_BITMAPS,
+  "glCallLists(bitmaps) after delete")) {
+   pass = false;
+   }
+
piglit_present_results();
 
free(refImage);
+   free_bitmaps();
 
return pass ? PIGLIT_PASS : PIGLIT_FAIL;
 }
@@ -232,5 +273,4 @@ piglit_display(void)
 void
 piglit_init(int argc, char **argv)
 {
-   init_bitmaps();
 }
-- 
1.9.1

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Re: [Piglit] [PATCH] egl: add new test egl-create-largest-pbuffer-surface

2016-02-15 Thread Juha-Pekka Heikkila

On 15.02.2016 10:14, Tapani Pälli wrote:

Test is based on egl-create-pbuffer-surface but tests that using
EGL_LARGEST_PBUFFER attribute works as specified

Test fails on current Mesa and Nvidia binary driver version 355.11.

Signed-off-by: Tapani Pälli 
---
  tests/all.py   |   3 +
  tests/egl/CMakeLists.gl.txt|   2 +
  tests/egl/egl-create-largest-pbuffer-surface.c | 113 +
  3 files changed, 118 insertions(+)
  create mode 100644 tests/egl/egl-create-largest-pbuffer-surface.c

diff --git a/tests/all.py b/tests/all.py
index c5009cc..440eb0f 100644
--- a/tests/all.py
+++ b/tests/all.py
@@ -4332,6 +4332,9 @@ with profile.group_manager(
  g(['egl-create-pbuffer-surface'],
'eglCreatePbufferSurface and then glClear',
run_concurrent=False)
+g(['egl-create-largest-pbuffer-surface'],
+  'largest possible eglCreatePbufferSurface and then glClear',
+  run_concurrent=False)

  with profile.group_manager(
  PiglitGLTest,
diff --git a/tests/egl/CMakeLists.gl.txt b/tests/egl/CMakeLists.gl.txt
index eccd470..06fbecb 100644
--- a/tests/egl/CMakeLists.gl.txt
+++ b/tests/egl/CMakeLists.gl.txt
@@ -21,6 +21,8 @@ IF(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
target_link_libraries(egl-query-surface pthread ${X11_X11_LIB})
piglit_add_executable (egl-create-pbuffer-surface egl-util.c 
egl-create-pbuffer-surface.c)
target_link_libraries(egl-create-pbuffer-surface pthread ${X11_X11_LIB})
+   piglit_add_executable (egl-create-largest-pbuffer-surface egl-util.c 
egl-create-largest-pbuffer-surface.c)
+   target_link_libraries(egl-create-largest-pbuffer-surface pthread 
${X11_X11_LIB})
piglit_add_executable (egl-configless-context egl-configless-context.c)
target_link_libraries(egl-configless-context pthread ${X11_X11_LIB})
piglit_add_executable (egl-gl-colorspace egl-util.c egl-gl-colorspace.c)
diff --git a/tests/egl/egl-create-largest-pbuffer-surface.c 
b/tests/egl/egl-create-largest-pbuffer-surface.c
new file mode 100644
index 000..c02971f
--- /dev/null
+++ b/tests/egl/egl-create-largest-pbuffer-surface.c
@@ -0,0 +1,113 @@
+/*
+ * Copyright © 2014 Intel Corporation
+ *
+ * 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, sublicense,
+ * 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 NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
+ *
+ */
+
+/** @file egl-create-largest-pbuffer-surface.c
+ *
+ * Test EGLCreatePBufferSurface behaviour with EGL_LARGEST_PBUFFER attribute.
+ *
+ * From EGL 1.5 spec:
+ *
+ * "Use EGL_LARGEST_PBUFFER to get the largest available pbuffer when the
+ * allocation of the pbuffer would otherwise fail."
+ */
+
+#include 
+#include "piglit-util-gl.h"
+#include "egl-util.h"
+
+static enum piglit_result
+draw(struct egl_state *state)
+{
+   EGLSurface surf;
+   const float purple[] = {1.0, 0.0, 1.0, 1.0};
+   EGLint width, height;
+
+   const EGLint srfPbufferAttr[] =
+   {
+  EGL_WIDTH, INT_MAX,
+  EGL_HEIGHT, INT_MAX,
+  EGL_TEXTURE_FORMAT, EGL_TEXTURE_RGBA,
+  EGL_TEXTURE_TARGET, EGL_TEXTURE_2D,
+  EGL_LARGEST_PBUFFER, EGL_TRUE,
+  EGL_NONE
+   };
+
+   surf = eglCreatePbufferSurface(state->egl_dpy, state->cfg,
+   srfPbufferAttr);
+
+   if (eglGetError() != EGL_SUCCESS || surf == EGL_NO_SURFACE) {
+  fprintf(stderr, "eglCreatePbufferSurface failed\n");
+  piglit_report_result(PIGLIT_FAIL);
+   }
+
+   /* Query what are the dimensions we got. */
+   eglQuerySurface(state->egl_dpy, surf, EGL_WIDTH, &width);
+   eglQuerySurface(state->egl_dpy, surf, EGL_HEIGHT, &height);


These are not needed.


+
+   glEnable(GL_TEXTURE_2D);
+
+   eglMakeCurrent(state->egl_dpy, state->surf, state->surf, state->ctx);
+   glClearColor(1.0, 1.0, 1.0, 0.0);
+   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+   eglBindTexImage(state->egl_dpy, surf, EGL_BACK_BUFFER);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+   gl

[Piglit] [PATCH] egl: add new test egl-create-largest-pbuffer-surface

2016-02-15 Thread Tapani Pälli
Test is based on egl-create-pbuffer-surface but tests that using
EGL_LARGEST_PBUFFER attribute works as specified

Test fails on current Mesa and Nvidia binary driver version 355.11.

Signed-off-by: Tapani Pälli 
---
 tests/all.py   |   3 +
 tests/egl/CMakeLists.gl.txt|   2 +
 tests/egl/egl-create-largest-pbuffer-surface.c | 113 +
 3 files changed, 118 insertions(+)
 create mode 100644 tests/egl/egl-create-largest-pbuffer-surface.c

diff --git a/tests/all.py b/tests/all.py
index c5009cc..440eb0f 100644
--- a/tests/all.py
+++ b/tests/all.py
@@ -4332,6 +4332,9 @@ with profile.group_manager(
 g(['egl-create-pbuffer-surface'],
   'eglCreatePbufferSurface and then glClear',
   run_concurrent=False)
+g(['egl-create-largest-pbuffer-surface'],
+  'largest possible eglCreatePbufferSurface and then glClear',
+  run_concurrent=False)
 
 with profile.group_manager(
 PiglitGLTest,
diff --git a/tests/egl/CMakeLists.gl.txt b/tests/egl/CMakeLists.gl.txt
index eccd470..06fbecb 100644
--- a/tests/egl/CMakeLists.gl.txt
+++ b/tests/egl/CMakeLists.gl.txt
@@ -21,6 +21,8 @@ IF(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
target_link_libraries(egl-query-surface pthread ${X11_X11_LIB})
piglit_add_executable (egl-create-pbuffer-surface egl-util.c 
egl-create-pbuffer-surface.c)
target_link_libraries(egl-create-pbuffer-surface pthread ${X11_X11_LIB})
+   piglit_add_executable (egl-create-largest-pbuffer-surface egl-util.c 
egl-create-largest-pbuffer-surface.c)
+   target_link_libraries(egl-create-largest-pbuffer-surface pthread 
${X11_X11_LIB})
piglit_add_executable (egl-configless-context egl-configless-context.c)
target_link_libraries(egl-configless-context pthread ${X11_X11_LIB})
piglit_add_executable (egl-gl-colorspace egl-util.c egl-gl-colorspace.c)
diff --git a/tests/egl/egl-create-largest-pbuffer-surface.c 
b/tests/egl/egl-create-largest-pbuffer-surface.c
new file mode 100644
index 000..c02971f
--- /dev/null
+++ b/tests/egl/egl-create-largest-pbuffer-surface.c
@@ -0,0 +1,113 @@
+/*
+ * Copyright © 2014 Intel Corporation
+ *
+ * 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, sublicense,
+ * 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 NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
+ *
+ */
+
+/** @file egl-create-largest-pbuffer-surface.c
+ *
+ * Test EGLCreatePBufferSurface behaviour with EGL_LARGEST_PBUFFER attribute.
+ *
+ * From EGL 1.5 spec:
+ *
+ * "Use EGL_LARGEST_PBUFFER to get the largest available pbuffer when the
+ * allocation of the pbuffer would otherwise fail."
+ */
+
+#include 
+#include "piglit-util-gl.h"
+#include "egl-util.h"
+
+static enum piglit_result
+draw(struct egl_state *state)
+{
+   EGLSurface surf;
+   const float purple[] = {1.0, 0.0, 1.0, 1.0};
+   EGLint width, height;
+
+   const EGLint srfPbufferAttr[] =
+   {
+  EGL_WIDTH, INT_MAX,
+  EGL_HEIGHT, INT_MAX,
+  EGL_TEXTURE_FORMAT, EGL_TEXTURE_RGBA,
+  EGL_TEXTURE_TARGET, EGL_TEXTURE_2D,
+  EGL_LARGEST_PBUFFER, EGL_TRUE,
+  EGL_NONE
+   };
+
+   surf = eglCreatePbufferSurface(state->egl_dpy, state->cfg,
+   srfPbufferAttr);
+
+   if (eglGetError() != EGL_SUCCESS || surf == EGL_NO_SURFACE) {
+  fprintf(stderr, "eglCreatePbufferSurface failed\n");
+  piglit_report_result(PIGLIT_FAIL);
+   }
+
+   /* Query what are the dimensions we got. */
+   eglQuerySurface(state->egl_dpy, surf, EGL_WIDTH, &width);
+   eglQuerySurface(state->egl_dpy, surf, EGL_HEIGHT, &height);
+
+   glEnable(GL_TEXTURE_2D);
+
+   eglMakeCurrent(state->egl_dpy, state->surf, state->surf, state->ctx);
+   glClearColor(1.0, 1.0, 1.0, 0.0);
+   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+   eglBindTexImage(state->egl_dpy, surf, EGL_BACK_BUFFER);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+
+   glViewp