diff options
author | Dan Nicholson <dbn.lists@gmail.com> | 2007-12-26 15:41:24 -0600 |
---|---|---|
committer | Dan Nicholson <dbn.lists@gmail.com> | 2007-12-26 15:41:24 -0600 |
commit | 2b440d54617bf0020171ce765708e7a9b48f2185 (patch) | |
tree | f125abe7e2c08ccaee721e895c4adf7f3faac4c2 /src/mesa/drivers/dri/i965/intel_span.c | |
parent | ab57cbaccccb30fd743ba3283251430e6bc3a071 (diff) | |
parent | b422e5ad3716d32f2434ca38819f4a877c7eeeeb (diff) |
Merge branch 'master' into autoconf2
Diffstat (limited to 'src/mesa/drivers/dri/i965/intel_span.c')
l---------[-rw-r--r--] | src/mesa/drivers/dri/i965/intel_span.c | 284 |
1 files changed, 1 insertions, 283 deletions
diff --git a/src/mesa/drivers/dri/i965/intel_span.c b/src/mesa/drivers/dri/i965/intel_span.c index 60fbeccdc5..05e5e8e583 100644..120000 --- a/src/mesa/drivers/dri/i965/intel_span.c +++ b/src/mesa/drivers/dri/i965/intel_span.c @@ -1,283 +1 @@ -/************************************************************************** - * - * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. - * All Rights Reserved. - * - * 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, sub license, 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 NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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. - * - **************************************************************************/ - -#include "glheader.h" -#include "macros.h" -#include "mtypes.h" -#include "colormac.h" - -#include "intel_screen.h" -#include "intel_regions.h" -#include "intel_span.h" -#include "intel_ioctl.h" -#include "intel_tex.h" -#include "intel_batchbuffer.h" -#include "swrast/swrast.h" - -#undef DBG -#define DBG 0 - -#define LOCAL_VARS \ - struct intel_context *intel = intel_context(ctx); \ - __DRIdrawablePrivate *dPriv = intel->driDrawable; \ - driRenderbuffer *drb = (driRenderbuffer *) rb; \ - GLuint pitch = drb->pitch; \ - GLuint height = dPriv->h; \ - char *buf = (char *) drb->Base.Data + \ - dPriv->x * drb->cpp + \ - dPriv->y * pitch; \ - GLushort p; \ - (void) buf; (void) p - -#define LOCAL_DEPTH_VARS \ - struct intel_context *intel = intel_context(ctx); \ - __DRIdrawablePrivate *dPriv = intel->driDrawable; \ - driRenderbuffer *drb = (driRenderbuffer *) rb; \ - GLuint pitch = drb->pitch; \ - GLuint height = dPriv->h; \ - char *buf = (char *) drb->Base.Data + \ - dPriv->x * drb->cpp + \ - dPriv->y * pitch - -#define LOCAL_STENCIL_VARS LOCAL_DEPTH_VARS - -#define INIT_MONO_PIXEL(p,color)\ - p = INTEL_PACKCOLOR565(color[0],color[1],color[2]) - -#define Y_FLIP(_y) (height - _y - 1) - -#define HW_LOCK() - -#define HW_UNLOCK() - -/* 16 bit, 565 rgb color spanline and pixel functions - */ -#define WRITE_RGBA( _x, _y, r, g, b, a ) \ - *(GLushort *)(buf + _x*2 + _y*pitch) = ( (((int)r & 0xf8) << 8) | \ - (((int)g & 0xfc) << 3) | \ - (((int)b & 0xf8) >> 3)) -#define WRITE_PIXEL( _x, _y, p ) \ - *(GLushort *)(buf + _x*2 + _y*pitch) = p - -#define READ_RGBA( rgba, _x, _y ) \ -do { \ - GLushort p = *(GLushort *)(buf + _x*2 + _y*pitch); \ - rgba[0] = (((p >> 11) & 0x1f) * 255) / 31; \ - rgba[1] = (((p >> 5) & 0x3f) * 255) / 63; \ - rgba[2] = (((p >> 0) & 0x1f) * 255) / 31; \ - rgba[3] = 255; \ -} while(0) - -#define TAG(x) intel##x##_565 -#include "spantmp.h" - -/* 15 bit, 555 rgb color spanline and pixel functions - */ -#define WRITE_RGBA( _x, _y, r, g, b, a ) \ - *(GLushort *)(buf + _x*2 + _y*pitch) = (((r & 0xf8) << 7) | \ - ((g & 0xf8) << 3) | \ - ((b & 0xf8) >> 3)) - -#define WRITE_PIXEL( _x, _y, p ) \ - *(GLushort *)(buf + _x*2 + _y*pitch) = p - -#define READ_RGBA( rgba, _x, _y ) \ -do { \ - GLushort p = *(GLushort *)(buf + _x*2 + _y*pitch); \ - rgba[0] = (p >> 7) & 0xf8; \ - rgba[1] = (p >> 3) & 0xf8; \ - rgba[2] = (p << 3) & 0xf8; \ - rgba[3] = 255; \ -} while(0) - -#define TAG(x) intel##x##_555 -#include "spantmp.h" - -/* 16 bit depthbuffer functions. - */ -#define WRITE_DEPTH( _x, _y, d ) \ - *(GLushort *)(buf + (_x)*2 + (_y)*pitch) = d; - -#define READ_DEPTH( d, _x, _y ) \ - d = *(GLushort *)(buf + (_x)*2 + (_y)*pitch); - - -#define TAG(x) intel##x##_z16 -#include "depthtmp.h" - - -#undef LOCAL_VARS -#define LOCAL_VARS \ - struct intel_context *intel = intel_context(ctx); \ - __DRIdrawablePrivate *dPriv = intel->driDrawable; \ - driRenderbuffer *drb = (driRenderbuffer *) rb; \ - GLuint pitch = drb->pitch; \ - GLuint height = dPriv->h; \ - char *buf = (char *)drb->Base.Data + \ - dPriv->x * drb->cpp + \ - dPriv->y * pitch; \ - GLuint p; \ - (void) buf; (void) p - -#undef INIT_MONO_PIXEL -#define INIT_MONO_PIXEL(p,color)\ - p = INTEL_PACKCOLOR8888(color[0],color[1],color[2],color[3]) - -/* 32 bit, 8888 argb color spanline and pixel functions - */ -#define WRITE_RGBA(_x, _y, r, g, b, a) \ - *(GLuint *)(buf + _x*4 + _y*pitch) = ((r << 16) | \ - (g << 8) | \ - (b << 0) | \ - (a << 24) ) - -#define WRITE_PIXEL(_x, _y, p) \ - *(GLuint *)(buf + _x*4 + _y*pitch) = p - - -#define READ_RGBA(rgba, _x, _y) \ - do { \ - GLuint p = *(GLuint *)(buf + _x*4 + _y*pitch); \ - rgba[0] = (p >> 16) & 0xff; \ - rgba[1] = (p >> 8) & 0xff; \ - rgba[2] = (p >> 0) & 0xff; \ - rgba[3] = (p >> 24) & 0xff; \ - } while (0) - -#define TAG(x) intel##x##_8888 -#include "spantmp.h" - - -/* 24/8 bit interleaved depth/stencil functions - */ -#define WRITE_DEPTH( _x, _y, d ) { \ - GLuint tmp = *(GLuint *)(buf + (_x)*4 + (_y)*pitch); \ - tmp &= 0xff000000; \ - tmp |= (d) & 0xffffff; \ - *(GLuint *)(buf + (_x)*4 + (_y)*pitch) = tmp; \ -} - -#define READ_DEPTH( d, _x, _y ) \ - d = *(GLuint *)(buf + (_x)*4 + (_y)*pitch) & 0xffffff; - - -#define TAG(x) intel##x##_z24_s8 -#include "depthtmp.h" - -#define WRITE_STENCIL( _x, _y, d ) { \ - GLuint tmp = *(GLuint *)(buf + (_x)*4 + (_y)*pitch); \ - tmp &= 0xffffff; \ - tmp |= ((d)<<24); \ - *(GLuint *)(buf + (_x)*4 + (_y)*pitch) = tmp; \ -} - -#define READ_STENCIL( d, _x, _y ) \ - d = *(GLuint *)(buf + (_x)*4 + (_y)*pitch) >> 24; - -#define TAG(x) intel##x##_z24_s8 -#include "stenciltmp.h" - - -/* Move locking out to get reasonable span performance. - */ -void intelSpanRenderStart( GLcontext *ctx ) -{ - struct intel_context *intel = intel_context(ctx); - - if (intel->need_flush) { - LOCK_HARDWARE(intel); - intel->vtbl.emit_flush(intel, 0); - intel_batchbuffer_flush(intel->batch); - intel->need_flush = 0; - UNLOCK_HARDWARE(intel); - intelFinish(&intel->ctx); - } - - - LOCK_HARDWARE(intel); - - /* Just map the framebuffer and all textures. Bufmgr code will - * take care of waiting on the necessary fences: - */ - intel_region_map(intel, intel->front_region); - intel_region_map(intel, intel->back_region); - intel_region_map(intel, intel->depth_region); -} - -void intelSpanRenderFinish( GLcontext *ctx ) -{ - struct intel_context *intel = intel_context( ctx ); - - _swrast_flush( ctx ); - - /* Now unmap the framebuffer: - */ - intel_region_unmap(intel, intel->front_region); - intel_region_unmap(intel, intel->back_region); - intel_region_unmap(intel, intel->depth_region); - - UNLOCK_HARDWARE( intel ); -} - -void intelInitSpanFuncs( GLcontext *ctx ) -{ - struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference(ctx); - swdd->SpanRenderStart = intelSpanRenderStart; - swdd->SpanRenderFinish = intelSpanRenderFinish; -} - - -/** - * Plug in the Get/Put routines for the given driRenderbuffer. - */ -void -intelSetSpanFunctions(driRenderbuffer *drb, const GLvisual *vis) -{ - if (drb->Base.InternalFormat == GL_RGBA) { - if (vis->redBits == 5 && vis->greenBits == 5 && vis->blueBits == 5) { - intelInitPointers_555(&drb->Base); - } - else if (vis->redBits == 5 && vis->greenBits == 6 && vis->blueBits == 5) { - intelInitPointers_565(&drb->Base); - } - else { - assert(vis->redBits == 8); - assert(vis->greenBits == 8); - assert(vis->blueBits == 8); - intelInitPointers_8888(&drb->Base); - } - } - else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT16) { - intelInitDepthPointers_z16(&drb->Base); - } - else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT24) { - intelInitDepthPointers_z24_s8(&drb->Base); - } - else if (drb->Base.InternalFormat == GL_STENCIL_INDEX8_EXT) { - intelInitStencilPointers_z24_s8(&drb->Base); - } -} +../intel/intel_span.c
\ No newline at end of file |