#######################################################################
# SConscript for Mesa


Import('*')

if env['platform'] != 'winddk':

	env = env.Clone()
	
	env.Append(CPPPATH = [
		'#/src/mapi',
		'#/src/glsl',
		'#/src/mesa',
	])
	
	if env['platform'] == 'windows':
		env.Append(CPPDEFINES = [
			'_GDI32_', # prevent gl* being declared __declspec(dllimport) in MS headers
			'BUILD_GL32', # declare gl* as __declspec(dllexport) in Mesa headers 
			'WIN32_THREADS', # use Win32 thread API
		])	 
        env.Prepend(CPPPATH = ['#src/talloc'])

	#
	# Source files
	#
	
	main_sources = [
		'main/api_arrayelt.c',
		'main/api_exec.c',
		'main/api_loopback.c',
		'main/api_noop.c',
		'main/api_validate.c',
		'main/accum.c',
		'main/arbprogram.c',
		'main/atifragshader.c',
		'main/attrib.c',
		'main/arrayobj.c',
		'main/blend.c',
		'main/bufferobj.c',
		'main/buffers.c',
		'main/clear.c',
		'main/clip.c',
		'main/colortab.c',
		'main/condrender.c',
		'main/context.c',
		'main/convolve.c',
		'main/cpuinfo.c',
		'main/debug.c',
		'main/depth.c',
		'main/depthstencil.c',
		'main/dlist.c',
		'main/dlopen.c',
		'main/drawpix.c',
		'main/drawtex.c',
		'main/enable.c',
		'main/enums.c',
		'main/eval.c',
		'main/execmem.c',
		'main/extensions.c',
		'main/fbobject.c',
		'main/feedback.c',
		'main/ffvertex_prog.c',
		'main/fog.c',
		'main/formats.c',
		'main/framebuffer.c',
		'main/get.c',
		'main/getstring.c',
		'main/hash.c',
		'main/hint.c',
		'main/histogram.c',
		'main/image.c',
		'main/imports.c',
		'main/light.c',
		'main/lines.c',
		'main/matrix.c',
		'main/mipmap.c',
		'main/mm.c',
		'main/multisample.c',
		'main/nvprogram.c',
		'main/pixel.c',
		'main/pixelstore.c',
		'main/points.c',
		'main/polygon.c',
		'main/querymatrix.c',
		'main/queryobj.c',
		'main/rastpos.c',
		'main/readpix.c',
		'main/remap.c',
		'main/renderbuffer.c',
		'main/scissor.c',
		'main/shaderapi.c',
		'main/shaderobj.c',
		'main/shared.c',
		'main/state.c',
		'main/stencil.c',
		'main/syncobj.c',
		'main/texcompress.c',
		'main/texcompress_s3tc.c',
		'main/texcompress_fxt1.c',
		'main/texenv.c',
		'main/texenvprogram.c',
		'main/texfetch.c',
		'main/texformat.c',
		'main/texgen.c',
		'main/texgetimage.c',
		'main/teximage.c',
		'main/texobj.c',
		'main/texpal.c',
		'main/texparam.c',
		'main/texrender.c',
		'main/texstate.c',
		'main/texstore.c',
		'main/transformfeedback.c',
		'main/uniforms.c',
		'main/varray.c',
		'main/version.c',
		'main/viewport.c',
		'main/vtxfmt.c',
	]
	
	math_sources = [
		'math/m_debug_clip.c',
		'math/m_debug_norm.c',
		'math/m_debug_xform.c',
		'math/m_eval.c',
		'math/m_matrix.c',
		'math/m_translate.c',
		'math/m_vector.c',
		'math/m_xform.c',
	]
	
	vbo_sources = [
		'vbo/vbo_context.c',
		'vbo/vbo_exec.c',
		'vbo/vbo_exec_api.c',
		'vbo/vbo_exec_array.c',
		'vbo/vbo_exec_draw.c',
		'vbo/vbo_exec_eval.c',
		'vbo/vbo_rebase.c',
		'vbo/vbo_split.c',
		'vbo/vbo_split_copy.c',
		'vbo/vbo_split_inplace.c',
		'vbo/vbo_save.c',
		'vbo/vbo_save_api.c',
		'vbo/vbo_save_draw.c',
		'vbo/vbo_save_loopback.c',
	]
	
	vf_sources = [
		'vf/vf.c',
		'vf/vf_generic.c',
		'vf/vf_sse.c',
	]
	
	statetracker_sources = [
		'state_tracker/st_atom.c',
		'state_tracker/st_atom_blend.c',
		'state_tracker/st_atom_clip.c',
		'state_tracker/st_atom_constbuf.c',
		'state_tracker/st_atom_depth.c',
		'state_tracker/st_atom_framebuffer.c',
		'state_tracker/st_atom_msaa.c',
		'state_tracker/st_atom_pixeltransfer.c',
		'state_tracker/st_atom_sampler.c',
		'state_tracker/st_atom_scissor.c',
		'state_tracker/st_atom_shader.c',
		'state_tracker/st_atom_rasterizer.c',
		'state_tracker/st_atom_stipple.c',
		'state_tracker/st_atom_texture.c',
		'state_tracker/st_atom_viewport.c',
		'state_tracker/st_cb_accum.c',
		'state_tracker/st_cb_bitmap.c',
		'state_tracker/st_cb_blit.c',
		'state_tracker/st_cb_bufferobjects.c',
		'state_tracker/st_cb_clear.c',
		'state_tracker/st_cb_condrender.c',
		'state_tracker/st_cb_flush.c',
		'state_tracker/st_cb_drawpixels.c',
		'state_tracker/st_cb_drawtex.c',
		'state_tracker/st_cb_eglimage.c',
		'state_tracker/st_cb_fbo.c',
		'state_tracker/st_cb_feedback.c',
		'state_tracker/st_cb_program.c',
		'state_tracker/st_cb_queryobj.c',
		'state_tracker/st_cb_rasterpos.c',
		'state_tracker/st_cb_readpixels.c',
		'state_tracker/st_cb_strings.c',
		'state_tracker/st_cb_texture.c',
		'state_tracker/st_cb_viewport.c',
		'state_tracker/st_cb_xformfb.c',
		'state_tracker/st_context.c',
		'state_tracker/st_debug.c',
		'state_tracker/st_draw.c',
		'state_tracker/st_draw_feedback.c',
		'state_tracker/st_extensions.c',
		'state_tracker/st_format.c',
		'state_tracker/st_gen_mipmap.c',
		'state_tracker/st_manager.c',
		'state_tracker/st_mesa_to_tgsi.c',
		'state_tracker/st_program.c',
		'state_tracker/st_texture.c',
	]
	
	program_sources = [
		'program/arbprogparse.c',
		'program/hash_table.c',
        'program/ir_to_mesa.cpp',
		'program/lex.yy.c',
		'program/nvfragparse.c',
		'program/nvvertparse.c',
		'program/program.c',
		'program/program_parse.tab.c',
		'program/program_parse_extra.c',
		'program/prog_cache.c',
		'program/prog_execute.c',
		'program/prog_instruction.c',
		'program/prog_noise.c',
		'program/prog_optimize.c',
		'program/prog_parameter.c',
		'program/prog_parameter_layout.c',
		'program/prog_print.c',
		'program/prog_statevars.c',
		'program/prog_uniform.c',
		'program/programopt.c',
		'program/symbol_table.c',
	]
	
	mesa_sources = (
		main_sources +
		math_sources +
		program_sources +
		vbo_sources +
		vf_sources +
		statetracker_sources
	)

	#
	# Assembly sources
	#
	if gcc and env['machine'] == 'x86':
		env.Append(CPPDEFINES = [
			'USE_X86_ASM', 
			'USE_MMX_ASM',
			'USE_3DNOW_ASM',
			'USE_SSE_ASM',
		])
		mesa_sources += [
			'x86/common_x86.c',
			'x86/x86_xform.c',
			'x86/3dnow.c',
			'x86/sse.c',
			'x86/common_x86_asm.S',
			'x86/x86_xform2.S',
			'x86/x86_xform3.S',
			'x86/x86_xform4.S',
			'x86/x86_cliptest.S',
			'x86/mmx_blend.S',
			'x86/3dnow_xform1.S',
			'x86/3dnow_xform2.S',
			'x86/3dnow_xform3.S',
			'x86/3dnow_xform4.S',
			'x86/3dnow_normal.S',
			'x86/sse_xform1.S',
			'x86/sse_xform2.S',
			'x86/sse_xform3.S',
			'x86/sse_xform4.S',
			'x86/sse_normal.S',
			'x86/read_rgba_span_x86.S',
		]
	elif gcc and env['machine'] == 'x86_64':
		env.Append(CPPDEFINES = [
			'USE_X86_64_ASM', 
		])
		mesa_sources += [
			'x86-64/x86-64.c',
			'x86-64/xform4.S',
		]
	elif gcc and env['machine'] == 'ppc':
		env.Append(CPPDEFINES = [
			'USE_PPC_ASM', 
			'USE_VMX_ASM', 
		])
		mesa_sources += [
			'ppc/common_ppc.c',
		]
	elif gcc and env['machine'] == 'sparc':
		mesa_sources += [
			'sparc/sparc.c',
			'sparc/clip.S',
			'sparc/norm.S',
			'sparc/xform.S',
		]
	else:
		pass
	
	# Generate matypes.h
	if gcc and env['machine'] in ('x86', 'x86_64'):
		# See http://www.scons.org/wiki/UsingCodeGenerators
		gen_matypes = env.Program(
			target = 'gen_matypes',
			source = 'x86/gen_matypes.c',
		)
		matypes = env.Command(
			'matypes.h',
			gen_matypes,
			gen_matypes[0].abspath + ' > $TARGET',
		)
		# Add the dir containing the generated header (somewhere inside  the
		# build dir) to the include path  
		env.Append(CPPPATH = [matypes[0].dir])

	#
	# Libraries
	# 

	mesa = env.ConvenienceLibrary(
		target = 'mesa',
		source = mesa_sources,
	)
	Export('mesa')
