view README.DC @ 2359:b70b96e615d2 gsoc2008_iphone

These files are the OpenGL ES render driver. You should be able to use them on any platform that supports OpenGL ES -- not just iPhone. The driver is based off the OpenGL render driver. There are a few differences between OpenGL and OpenGL ES that present difficulties for this driver: - OpenGL ES does NOT support many pixel formats (for example, no GL_BGR). Also, when using texture functions format and internalFormat must be the same -- this means 32 bit packed formats like SDL_PIXELFORMAT_BGR888 cannot be automatically converted to GL_RGB (which is 24bpp). - OpenGL ES doesn't have GL_PACK_ROW_LENGTH, which means data must be reformatted before uploading changes to dirty rects. This change has been added. - OpenGL ES doesn't support paletted textures, though there is an extension. I'm looking into this. Some other notable differences: - OpenGL ES has an extension called GL_OES_draw_texture which allows for quicker 2D sprite-type drawing. I use this in GL_RenderCopy when it is available. The iPhone supports the extension, but the iPhone Simulator does not (presently). - No glBegin() / glEnd() and no GL_QUADS! I'm using glDrawArrays with GL_TRIANGLE_STRIP instead!
author Holmes Futrell <hfutrell@umail.ucsb.edu>
date Thu, 17 Jul 2008 23:31:42 +0000
parents c17d82103614
children
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SDL for Dreamcast (beta2)

	BERO
	berobero@users.sourceforge.net 

	http://www.geocities.co.jp/Playtown/2004/

this work with kos-newlib
http://sourceforge.net/projects/dcquake/

compile
- source environ.sh (from the KOS distribution)
- make -f Makefile.dc

compile with gl support
- install latest libgl from http://sourceforge.net/projects/dcquake/
- uncomment GL=1 in Makefile.dc
- make -f Makefile.dc clean
- make -f Makefile.dc

install
- copy include/*.h and libSDL.a or libSDL_gl.a for your enviroment

changelog:

beta2
- OpenGL support
- Hardware page flip support

beta
- thread, timer don't tested so much.
- not support OpenGL