This is the first step to integrate Mesa into Android(-x86) build
system. You can git clone mesa under the external/ directory of Android
source tree and build Android with
$ make BOARD_GPU_DRIVERS=swrast
It will build libGLES_mesa that will be loaded by Android runtime.
libGLES_mesa is still a stub in this commit.
Both HW and SW rendering are supported for Android. For SW rendering,
we use the generic gralloc lock/unlock for mapping and unmapping color
buffers (in winsys/android).
For HW rendering, we need to know the real type of color buffers. This
backend works with drm_gralloc, where a color buffer is backed by a GEM
object.
On Android, color buffers are passed between server and clients as
opaque buffer_handle_t. This winsys makes use of gralloc, which
provides a generic way to map and unmap buffer_handle_t for CPU access.
Add EGL_ANDROID_image_native_buffer and EGL_ANDROID_swap_rectangle.
There is no spec for them though.
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Chad Versace <chad@chad-versace.us>
Android uses Linux kernel and its own C runtime. It resembles
PIPE_OS_LINUX a lot with some minor exceptions.
Reviewed-by: Brian Paul <brianp@vmware.com>
Move vbo_exec_FlushVertices_internal out of FEATURE_beginend.
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Chad Versace <chad@chad-versace.us>
Makes the new vertex shader backend work on Ivybridge.
Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Eric Anholt <eric@anholt.net>
When ctx->Const.NativeIntegers is set, Core Mesa loads integer/boolean
uniforms directly, rather than loading the floating point equivalent.
So, when that's set, we don't need to perform any conversions.
Unfortunately, we can't properly support native integers with the old
vertex shader backend, so this patch leaves them disabled for now.
Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Previously, native integer support was based on whether the driver
advertised GLSL 1.30 or not. However, drivers that natively support
integers may wish to do so for older GLSL versions as well. Adding this
new opt-in flag allows them to do so.
Currently disabled by default on all drivers, which was the existing
behavior (no drivers currently implement GLSL 1.30).
Fixes piglit tests on i965 with INTEL_GLSL_VERSION=130 set:
- spec/glsl-1.10/fs-uniform-int-110.shader_test
- spec/glsl-1.30/fs-uniform-int-130.shader_test
(it was doubly converting the data)
Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Fixes vs-atan-* and several others. This is not the real solution we
eventually want, which will pack floats, vec2s, and vec3s into vec4
registers, but this code should provide the framework for that.
This is a rather pessimistic calculation, since it doesn't distinguish
individual channels of a vec4, or elements of an array, but should be
a minimum start for register allocation.
The areamap contains precomputed data on different aliasing types.
It is necessary for good performance.
Signed-off-by: Lauri Kasanen <cand@gmx.com>
Signed-off-by: Brian Paul <brianp@vmware.com>
The state tracker expects depth and stencil pixels interleaved.
Evergreen can bind an interleaved depth-stencil resource as a colorbuffer,
but not as a zbuffer.
The hardware can do the interleaving for us when decompressing.
Such that it actually works in apps which use both.
A separate buffer is allocated for stencil. The only exception is
the window-system-provided depth-stencil buffer, where depth and stencil
share the same buffer.
This fixes:
- fbo-depthstencil-GL_DEPTH24_STENCIL8-clear
- fbo-depthstencil-GL_DEPTH24_STENCIL8-drawpixels-FLOAT-and-USHORT
- fbo-depthstencil-GL_DEPTH24_STENCIL8-readpixels-24_8
- fbo-depthstencil-GL_DEPTH24_STENCIL8-readpixels-FLOAT-and-USHORT
This was an unfinished to-do item before.
With this patch and the two preceeding patches, piglit's
fbo-generatemipmap-array test runs and passes instead of generating
a GL error and dying on an assertion.
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
We could do 1D/2D arrays with textured quad rendering, but it'll take
some work (as with 3D textures).
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Q should not be significant for OPCODE_TEX, but it winds up getting
passed to the compute_lambda() function. Make sure it's 1.0 to
prevent garbage values, which is effectively what we get when the
swizzle is coord.xyzz (which is what GLSL gives us).
Part of the fix for piglit's fbo-generatemipmap-array test.
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Declare _mesa_meta_begin()/end() in meta.h so that drivers can write
custom meta-ops (such as HiZ resolves for i965).
This necessitates moving the the META_* macros into meta.h. To prevent
naming collisions, this commit renames each macro to be MESA_META_*.
Reviewed-by: Brian Paul <brianp@vmware.com>
Signed-off-by: Chad Versace <chad@chad-versace.us>
Chia-I Wu
Chia-I Wu
Kenneth Graunke
Eric Anholt
Lauri Kasanen
Marek Olšák
Brian Paul
Chad Versace
Christoph Bumiller