+++ /dev/null
-/**************************************************************************
-
-Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved.
-Copyright 2000, 2001 ATI Technologies Inc., Ontario, Canada, and
- VA Linux Systems Inc., Fremont, California.
-
-The Weather Channel (TM) funded Tungsten Graphics to develop the
-initial release of the Radeon 8500 driver under the XFree86 license.
-This notice must be preserved.
-
-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, sublicense, 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 NONINFRINGEMENT.
-IN NO EVENT SHALL THE COPYRIGHT OWNER(S) 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.
-
-**************************************************************************/
-
-/*
- * Authors:
- * Kevin E. Martin <martin@valinux.com>
- * Gareth Hughes <gareth@valinux.com>
- * Keith Whitwell <keith@tungstengraphics.com>
- *
- */
-
-#include "main/glheader.h"
-#include "swrast/swrast.h"
-
-#include "r300_state.h"
-#include "radeon_ioctl.h"
-#include "r300_ioctl.h"
-#include "radeon_span.h"
-
-#include "radeon_buffer.h"
-
-#define DBG 0
-
-/*
- * Note that all information needed to access pixels in a renderbuffer
- * should be obtained through the gl_renderbuffer parameter, not per-context
- * information.
- */
-#define LOCAL_VARS \
- struct radeon_renderbuffer *rrb = (void *) rb; \
- const __DRIdrawablePrivate *dPriv = rrb->dPriv; \
- const GLuint bottom = dPriv->h - 1; \
- GLuint p; \
- (void)p;
-
-#define LOCAL_DEPTH_VARS \
- struct radeon_renderbuffer *rrb = (void *) rb; \
- const __DRIdrawablePrivate *dPriv = rrb->dPriv; \
- const GLuint bottom = dPriv->h - 1; \
- GLuint xo = dPriv->x; \
- GLuint yo = dPriv->y;
-
-#define LOCAL_STENCIL_VARS LOCAL_DEPTH_VARS
-
-#define Y_FLIP(Y) (bottom - (Y))
-
-#define HW_LOCK()
-
-#define HW_UNLOCK()
-
-/* ================================================================
- * Color buffer
- */
-
-/* 16 bit, RGB565 color spanline and pixel functions
- */
-#define SPANTMP_PIXEL_FMT GL_RGB
-#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_SHORT_5_6_5
-
-#define TAG(x) radeon##x##_RGB565
-#define TAG2(x,y) radeon##x##_RGB565##y
-#define GET_PTR(X,Y) radeon_ptr16(rrb, (X), (Y))
-#include "spantmp2.h"
-
-/* 32 bit, ARGB8888 color spanline and pixel functions
- */
-#define SPANTMP_PIXEL_FMT GL_BGRA
-#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_INT_8_8_8_8_REV
-
-#define TAG(x) radeon##x##_ARGB8888
-#define TAG2(x,y) radeon##x##_ARGB8888##y
-#define GET_PTR(X,Y) radeon_ptr32(rrb, (X), (Y))
-#include "spantmp2.h"
-
-/* ================================================================
- * Depth buffer
- */
-
-/* The Radeon family has depth tiling on all the time, so we have to convert
- * the x,y coordinates into the memory bus address (mba) in the same
- * manner as the engine. In each case, the linear block address (ba)
- * is calculated, and then wired with x and y to produce the final
- * memory address.
- * The chip will do address translation on its own if the surface registers
- * are set up correctly. It is not quite enough to get it working with hyperz
- * too...
- */
-
-/* 16-bit depth buffer functions
- */
-#define VALUE_TYPE GLushort
-
-#define WRITE_DEPTH( _x, _y, d ) \
- *(GLushort *)radeon_ptr(rrb, _x + xo, _y + yo) = d
-
-#define READ_DEPTH( d, _x, _y ) \
- d = *(GLushort *)radeon_ptr(rrb, _x + xo, _y + yo)
-
-#define TAG(x) radeon##x##_z16
-#include "depthtmp.h"
-
-/* 24 bit depth, 8 bit stencil depthbuffer functions
- *
- * Careful: It looks like the R300 uses ZZZS byte order while the R200
- * uses SZZZ for 24 bit depth, 8 bit stencil mode.
- */
-#define VALUE_TYPE GLuint
-
-#ifdef COMPILE_R300
-#define WRITE_DEPTH( _x, _y, d ) \
-do { \
- GLuint *_ptr = (GLuint*)radeon_ptr32( rrb, _x + xo, _y + yo ); \
- GLuint tmp = *_ptr; \
- tmp &= 0x000000ff; \
- tmp |= ((d << 8) & 0xffffff00); \
- *_ptr = tmp; \
-} while (0)
-#else
-#define WRITE_DEPTH( _x, _y, d ) \
-do { \
- GLuint *_ptr = (GLuint*)radeon_ptr32( rrb, _x + xo, _y + yo ); \
- GLuint tmp = *_ptr; \
- tmp &= 0xff000000; \
- tmp |= ((d) & 0x00ffffff); \
- *_ptr = tmp; \
-} while (0)
-#endif
-
-#ifdef COMPILE_R300
-#define READ_DEPTH( d, _x, _y ) \
- do { \
- d = (*(GLuint*)(radeon_ptr32(rrb, _x + xo, _y + yo)) & 0xffffff00) >> 8; \
- }while(0)
-#else
-#define READ_DEPTH( d, _x, _y ) \
- d = *(GLuint*)(radeon_ptr32(rrb, _x + xo, _y + yo )) & 0x00ffffff;
-#endif
-/*
- fprintf(stderr, "dval(%d, %d, %d, %d)=0x%08X\n", _x, xo, _y, yo, d);\
- d = *(GLuint*)(radeon_ptr(rrb, _x + xo, _y + yo )) & 0x00ffffff;
-*/
-#define TAG(x) radeon##x##_z24_s8
-#include "depthtmp.h"
-
-/* ================================================================
- * Stencil buffer
- */
-
-/* 24 bit depth, 8 bit stencil depthbuffer functions
- */
-#ifdef COMPILE_R300
-#define WRITE_STENCIL( _x, _y, d ) \
-do { \
- GLuint *_ptr = (GLuint*)radeon_ptr32(rrb, _x + xo, _y + yo); \
- GLuint tmp = *_ptr; \
- tmp &= 0xffffff00; \
- tmp |= (d) & 0xff; \
- *_ptr = tmp; \
-} while (0)
-#else
-#define WRITE_STENCIL( _x, _y, d ) \
-do { \
- GLuint *_ptr = (GLuint*)radeon_ptr32(rrb, _x + xo, _y + yo); \
- GLuint tmp = *_ptr; \
- tmp &= 0x00ffffff; \
- tmp |= (((d) & 0xff) << 24); \
- *_ptr = tmp; \
-} while (0)
-#endif
-
-#ifdef COMPILE_R300
-#define READ_STENCIL( d, _x, _y ) \
-do { \
- GLuint *_ptr = (GLuint*)radeon_ptr32( rrb, _x + xo, _y + yo ); \
- GLuint tmp = *_ptr; \
- d = tmp & 0x000000ff; \
-} while (0)
-#else
-#define READ_STENCIL( d, _x, _y ) \
-do { \
- GLuint *_ptr = (GLuint*)radeon_ptr32( rrb, _x + xo, _y + yo ); \
- GLuint tmp = *_ptr; \
- d = (tmp & 0xff000000) >> 24; \
-} while (0)
-#endif
-
-#define TAG(x) radeon##x##_z24_s8
-#include "stenciltmp.h"
-
-void radeonInitSpanFuncs(GLcontext * ctx)
-{
- struct swrast_device_driver *swdd =
- _swrast_GetDeviceDriverReference(ctx);
- swdd->SpanRenderStart = radeonSpanRenderStart;
- swdd->SpanRenderFinish = radeonSpanRenderFinish;
-}
-
-/**
- * Plug in the Get/Put routines for the given driRenderbuffer.
- */
-void radeonSetSpanFunctions(struct radeon_renderbuffer *rrb)
-{
- if (rrb->base.InternalFormat == GL_RGB5) {
- radeonInitPointers_RGB565(&rrb->base);
- } else if (rrb->base.InternalFormat == GL_RGBA8) {
- radeonInitPointers_ARGB8888(&rrb->base);
- } else if (rrb->base.InternalFormat == GL_DEPTH_COMPONENT16) {
- radeonInitDepthPointers_z16(&rrb->base);
- } else if (rrb->base.InternalFormat == GL_DEPTH_COMPONENT24) {
- radeonInitDepthPointers_z24_s8(&rrb->base);
- } else if (rrb->base.InternalFormat == GL_STENCIL_INDEX8_EXT) {
- radeonInitStencilPointers_z24_s8(&rrb->base);
- }
-}
projects / mesa.git / blobdiff