diff options
Diffstat (limited to 'src/mesa/drivers/dri/radeon/radeon_span.c')
| -rw-r--r-- | src/mesa/drivers/dri/radeon/radeon_span.c | 64 |
1 files changed, 38 insertions, 26 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_span.c b/src/mesa/drivers/dri/radeon/radeon_span.c index 43c00cb86c..bd613f4779 100644 --- a/src/mesa/drivers/dri/radeon/radeon_span.c +++ b/src/mesa/drivers/dri/radeon/radeon_span.c @@ -43,13 +43,11 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #include "main/glheader.h" #include "swrast/swrast.h" -#include "radeon_context.h" -#include "radeon_ioctl.h" -#include "radeon_state.h" +#include "common_context.h" +#include "common_misc.h" #include "radeon_span.h" -#include "radeon_tex.h" -#include "drirenderbuffer.h" +#include "radeon_buffer.h" #define DBG 0 @@ -62,11 +60,11 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. struct radeon_renderbuffer *rrb = (void *) rb; \ const __DRIdrawablePrivate *dPriv = rrb->dPriv; \ const GLuint bottom = dPriv->h - 1; \ - GLuint p; \ - (void) p; + GLuint p; \ + (void)p; #define LOCAL_DEPTH_VARS \ - struct radeon_renderbuffer *rrb = (void *) rb; \ + struct radeon_renderbuffer *rrb = (void *) rb; \ const __DRIdrawablePrivate *dPriv = rrb->dPriv; \ const GLuint bottom = dPriv->h - 1; @@ -102,6 +100,20 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #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 @@ -125,16 +137,16 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #ifdef COMPILE_R300 #define WRITE_DEPTH( _x, _y, d ) \ do { \ - GLuint offset = radeon_mba_z32( drb, _x, _y ); \ - GLuint tmp = *(GLuint *)(buf + offset); \ + GLuint *_ptr = (GLuint*)radeon_ptr32( rrb, _x, _y ); \ + GLuint tmp = *_ptr; \ tmp &= 0x000000ff; \ tmp |= ((d << 8) & 0xffffff00); \ - *(GLuint *)(buf + offset) = tmp; \ + *_ptr = tmp; \ } while (0) #else #define WRITE_DEPTH( _x, _y, d ) \ do { \ - GLuint *_ptr = (GLuint*)radeon_ptr32(rrb, _x, _y); \ + GLuint *_ptr = (GLuint*)radeon_ptr32( rrb, _x, _y ); \ GLuint tmp = *_ptr; \ tmp &= 0xff000000; \ tmp |= ((d) & 0x00ffffff); \ @@ -144,17 +156,17 @@ do { \ #ifdef COMPILE_R300 #define READ_DEPTH( d, _x, _y ) \ - do { \ - d = (*(GLuint *)(buf + radeon_mba_z32( drb, _x, \ - _y)) & 0xffffff00) >> 8; \ + do { \ + d = (*(GLuint*)(radeon_ptr32(rrb, _x, _y)) & 0xffffff00) >> 8; \ }while(0) #else #define READ_DEPTH( d, _x, _y ) \ - do { \ - d = (*(GLuint*)(radeon_ptr32(rrb, _x, _y)) & 0x00ffffff); \ - } while (0) + d = *(GLuint*)(radeon_ptr32(rrb, _x, _y )) & 0x00ffffff; #endif - +/* + fprintf(stderr, "dval(%d, %d, %d, %d)=0x%08X\n", _x, xo, _y, yo, d);\ + d = *(GLuint*)(radeon_ptr(rrb, _x, _y )) & 0x00ffffff; +*/ #define TAG(x) radeon##x##_z24_s8 #include "depthtmp.h" @@ -167,11 +179,11 @@ do { \ #ifdef COMPILE_R300 #define WRITE_STENCIL( _x, _y, d ) \ do { \ - GLuint offset = radeon_mba_z32( drb, _x, _y ); \ - GLuint tmp = *(GLuint *)(buf + offset); \ + GLuint *_ptr = (GLuint*)radeon_ptr32(rrb, _x, _y); \ + GLuint tmp = *_ptr; \ tmp &= 0xffffff00; \ tmp |= (d) & 0xff; \ - *(GLuint *)(buf + offset) = tmp; \ + *_ptr = tmp; \ } while (0) #else #define WRITE_STENCIL( _x, _y, d ) \ @@ -187,15 +199,15 @@ do { \ #ifdef COMPILE_R300 #define READ_STENCIL( d, _x, _y ) \ do { \ - GLuint offset = radeon_mba_z32( drb, _x, _y ); \ - GLuint tmp = *(GLuint *)(buf + offset); \ + GLuint *_ptr = (GLuint*)radeon_ptr32( rrb, _x, _y ); \ + GLuint tmp = *_ptr; \ d = tmp & 0x000000ff; \ } while (0) #else #define READ_STENCIL( d, _x, _y ) \ do { \ - GLuint *_ptr = (GLuint*)radeon_ptr32(rrb, _x, _y); \ - GLuint tmp = *_ptr; \ + GLuint *_ptr = (GLuint*)radeon_ptr32( rrb, _x, _y ); \ + GLuint tmp = *_ptr; \ d = (tmp & 0xff000000) >> 24; \ } while (0) #endif |