Mesa source code tree overview
+Source Code Tree
This is a brief summary of Mesa's directory tree and what's contained in @@ -27,20 +27,25 @@ each directory.
-
+
- compiler - Common utility sources for different compilers.
+
-
+
- glsl - the GLSL IR and compiler +
- nir - the NIR IR and compiler +
- spirv - the SPIR-V compiler +
- egl - EGL library sources
-
-
- docs - EGL documentation
- drivers - EGL drivers -
- glsl - the GLSL compiler
- main - main EGL library implementation. This is where all the EGL API functions are implemented, like eglCreateContext().
- mesa - Main Mesa sources
-
-
+
- mapi - Mesa APIs
- glapi - OpenGL API dispatch layer. This is where all the GL entrypoints like glClear, glBegin, etc. are generated, as well as the GL dispatch table. All GL function calls jump through the dispatch table to functions found in main/. +
- mesa - Main Mesa sources
+
- main - The core Mesa code (mainly state management)
- drivers - Mesa drivers (not used with Gallium)
-
@@ -56,15 +61,11 @@ each directory.
- x11 - Xlib-based software driver
- osmesa - off-screen software driver -
- glslcompiler - a stand-alone GLSL compiler driver
- XXX more
- es - OpenGL ES overlay, parallelly buildable with the core Mesa
- math - vertex array translation and transformation code (not used with Gallium) -
- ppc - Assembly code/optimizations for PPC systems - (not used with Gallium) -
- shader - Vertex/fragment shader and GLSL compiler code +
- program - Vertex/fragment shader and GLSL compiler code
- sparc - Assembly code/optimizations for SPARC systems (not used with Gallium)
- state_tracker - State tracker / driver for Gallium. This
@@ -97,7 +98,8 @@ each directory.
- i915 - Driver for Intel i915/i945.
- llvmpipe - Software driver using LLVM for runtime code generation. -
- nv* - Drivers for NVIDIA GPUs. +
- nouveau - Driver for NVIDIA GPUs. +
- radeon - Shared module for the r600 and radeonsi drivers.
- radeonsi - Driver for AMD Southern Island.
- r300 - Driver for ATI R300 - R500.
- r600 - Driver for ATI/AMD R600 - Northern Island. @@ -126,24 +128,24 @@ each directory. Currently there's run-time code generation for x86/SSE, PowerPC and Cell SPU.
- tgsi - TG Shader Infrastructure. Code for encoding, - manipulating and interpretting GPU programs. + manipulating and interpreting GPU programs.
- translate - module for translating vertex data from one format to another.
- util - assorted utilities for arithmetic, hashing, surface creation, memory management, 2D blitting, simple rendering, etc. +
- XXX more
- state_trackers -
- clover - OpenCL state tracker
- dri - Meta state tracker for DRI drivers -
- egl - Meta state tracker for EGL drivers -
- es - OpenGL ES 1.x and 2.x state trackers
- glx - Meta state tracker for GLX -
- vdpau - VDPAU state tracker -
- vega - OpenVG 1.x state tracker -
- wgl - -
- xorg - Meta state tracker for Xorg video drivers +
- wgl - Windows WGL state tracker +
- xa - XA state tracker
- xvmc - XvMC state tracker +
- vdpau - VDPAU state tracker +
- va - VA-API state tracker +
- omx_bellagio - OpenMAX Bellagio state tracker
- winsys -
-
@@ -154,11 +156,11 @@ each directory.
-
-
- glx - The GLX library code for building libGL. This is used for - direct rendering drivers. It will dynamically load one of the - xxx_dri.so drivers. +
- glx - The GLX library code for building libGL using DRI drivers.
- lib - where the GL libraries are placed +
- lib - hardlinks to most binaries as produced by the build system. + These (shortcuts) are used for development purposes in conjunction with + LD_LIBRARY_PATH and/or LIBGL_DRIVERS_PATH.