diff options
Diffstat (limited to 'src/mesa/drivers/dri/trident/trident_tris.c')
| -rw-r--r-- | src/mesa/drivers/dri/trident/trident_tris.c | 1112 |
1 files changed, 1112 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/trident/trident_tris.c b/src/mesa/drivers/dri/trident/trident_tris.c new file mode 100644 index 00000000000..890e34ed910 --- /dev/null +++ b/src/mesa/drivers/dri/trident/trident_tris.c @@ -0,0 +1,1112 @@ +/* + * Copyright 2002 by Alan Hourihane, Sychdyn, North Wales, UK. + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Alan Hourihane not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Alan Hourihane makes no representations + * about the suitability of this software for any purpose. It is provided + * "as is" without express or implied warranty. + * + * ALAN HOURIHANE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL ALAN HOURIHANE BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + * + * Authors: Alan Hourihane, <[email protected]> + * + * Trident CyberBladeXP driver. + * + */ + +#include "trident_context.h" +#include "trident_lock.h" +#include "tnl/tnl.h" +#include "tnl/t_context.h" +#include "tnl/t_pipeline.h" +#include "swrast/swrast.h" + +static int first = 1; + +typedef struct reg { + int addr; + int data; +} RegData; + +RegData initRegData[]={ + {0x2804, 0x19980824}, + {0x2F70, 0x46455858}, + {0x2F74, 0x41584998}, + {0x2F00, 0x00000000}, + {0x2F04, 0x80000800}, + {0x2F08, 0x00550200}, + {0x2F40, 0x00000001}, + {0x2F40, 0x00000001}, + {0x2F44, 0x00830097}, + {0x2F48, 0x0087009F}, + {0x2F4C, 0x00BF0003}, + {0x2F50, 0xF00B6C1B}, + {0x2C04, 0x00000000}, + {0x2D00, 0x00000080}, + {0x2D00, 0x00000000}, + {0x2DD4, 0x00100000}, + {0x2DD4, 0x00100010}, + {0x2DD8, 0x00100000}, + {0x2DD8, 0x00100010}, + {0x2C88, 0xFFFFFFFF}, + {0x2C94 , 0xFFFFFFFF}, + {0x281C, 0x00008000}, + {0x2C80, 0x00000000}, + {0x2C80, 0x00000000}, + {0x2C80 , 0x00008000}, + {0x2C00 , 0x00000000}, + {0x2C04 , 0x00000000}, + {0x2C08 , 0x00000000}, + {0x2C0C , 0x00000000}, + {0x2C10 , 0x00000000}, + {0x2C14 , 0x00000000}, + {0x2C18 , 0x00000000}, + {0x2C1C , 0x00000000}, + {0x2C20 , 0x00000000}, + {0x2C24 , 0x00000000}, + {0x2C2C , 0x00000000}, + {0x2C30 , 0x00000000}, + {0x2C34 , 0x00000000}, + {0x2C38 , 0x00000000}, + {0x2C3C , 0x00000000}, + {0x2C40 , 0x00000000}, + {0x2C44 , 0x00000000}, + {0x2C48 , 0x00000000}, + {0x2C4C , 0x00000000}, + {0x2C50 , 0x00000000}, + {0x2C54 , 0x00000000}, + {0x2C58 , 0x00000000}, + {0x2C5C , 0x00000000}, + {0x2C60 , 0x00000000}, + {0x2C64 , 0x00000000}, + {0x2C68 , 0x00000000}, + {0x2C6C , 0x00000000}, + {0x2C70 , 0x00000000}, + {0x2C74 , 0x00000000}, + {0x2C78 , 0x00000000}, + {0x2C7C , 0x00000000}, + {0x2C80 , 0x00008000}, + {0x2C84 , 0x00000000}, + {0x2C88 , 0xFFFFFFFF}, + {0x2C8C , 0x00000000}, + {0x2C90 , 0x00000000}, + {0x2C94 , 0xFFFFFFFF}, + {0x2C98 , 0x00000000}, + {0x2C9C , 0x00000000}, + {0x2CA0 , 0x00000000}, + {0x2CA4 , 0x00000000}, + {0x2CA8 , 0x00000000}, + {0x2CAC , 0x00000000}, + {0x2CB0 , 0x00000000}, + {0x2CB4 , 0x00000000}, + {0x2CB8 , 0x00000000}, + {0x2CBC , 0x00000000}, + {0x2CC0 , 0x00000000}, + {0x2CC4 , 0x00000000}, + {0x2CC8 , 0x00000000}, + {0x2CCC , 0x00000000}, + {0x2CD0 , 0x00000000}, + {0x2CD4 , 0x00000000}, + {0x2CD8 , 0x00000000}, + {0x2CDC , 0x00000000}, + {0x2CE0 , 0x00000000}, + {0x2CE4 , 0x00000000}, + {0x2CE8 , 0x00000000}, + {0x2CEC , 0x00000000}, + {0x2CF0 , 0x00000000}, + {0x2CF4 , 0x00000000}, + {0x2CF8 , 0x00000000}, + {0x2CFC , 0x00000000}, + {0x2D00 , 0x00000000}, + {0x2D04 , 0x00000000}, + {0x2D08 , 0x00000000}, + {0x2D0C , 0x00000000}, + {0x2D10 , 0x00000000}, + {0x2D14 , 0x00000000}, + {0x2D18 , 0x00000000}, + {0x2D1C , 0x00000000}, + {0x2D20 , 0x00000000}, + {0x2D24 , 0x00000000}, + {0x2D28 , 0x00000000}, + {0x2D2C , 0x00000000}, + {0x2D30 , 0x00000000}, + {0x2D34 , 0x00000000}, + {0x2D38 , 0x00000000}, + {0x2D3C , 0x00000000}, + {0x2D40 , 0x00000000}, + {0x2D44 , 0x00000000}, + {0x2D48 , 0x00000000}, + {0x2D4C , 0x00000000}, + {0x2D50 , 0x00000000}, + {0x2D54 , 0x00000000}, + {0x2D58 , 0x00000000}, + {0x2D5C , 0x00000000}, + {0x2D60 , 0x00000000}, + {0x2D64 , 0x00000000}, + {0x2D68 , 0x00000000}, + {0x2D6C , 0x00000000}, + {0x2D70 , 0x00000000}, + {0x2D74 , 0x00000000}, + {0x2D78 , 0x00000000}, + {0x2D7C , 0x00000000}, + {0x2D80 , 0x00000000}, + {0x2D84 , 0x00000000}, + {0x2D88 , 0x00000000}, + {0x2D8C , 0x00000000}, + {0x2D90 , 0x00000000}, + {0x2D94 , 0x00000000}, + {0x2D98 , 0x00000000}, + {0x2D9C , 0x00000000}, + {0x2DA0 , 0x00000000}, + {0x2DA4 , 0x00000000}, + {0x2DA8 , 0x00000000}, + {0x2DAC , 0x00000000}, + {0x2DB0 , 0x00000000}, + {0x2DB4 , 0x00000000}, + {0x2DB8 , 0x00000000}, + {0x2DBC , 0x00000000}, + {0x2DC0 , 0x00000000}, + {0x2DC4 , 0x00000000}, + {0x2DC8 , 0x00000000}, + {0x2DCC , 0x00000000}, + {0x2DD0 , 0x00000000}, + {0x2DD4 , 0x00100010}, + {0x2DD8 , 0x00100010}, + {0x2DDC , 0x00000000}, + {0x2DE0 , 0x00000000}, + {0x2DE4 , 0x00000000}, + {0x2DE8 , 0x00000000}, + {0x2DEC , 0x00000000}, + {0x2DF0 , 0x00000000}, + {0x2DF4 , 0x00000000}, + {0x2DF8 , 0x00000000}, + {0x2DFC , 0x00000000}, + {0x2E00 , 0x00000000}, + {0x2E04 , 0x00000000}, + {0x2E08 , 0x00000000}, + {0x2E0C , 0x00000000}, + {0x2E10 , 0x00000000}, + {0x2E14 , 0x00000000}, + {0x2E18 , 0x00000000}, + {0x2E1C , 0x00000000}, + {0x2E20 , 0x00000000}, + {0x2E24 , 0x00000000}, + {0x2E28 , 0x00000000}, + {0x2E2C , 0x00000000}, + {0x2E30 , 0x00000000}, + {0x2E34 , 0x00000000}, + {0x2E38 , 0x00000000}, + {0x2E3C , 0x00000000}, + {0x2E40 , 0x00000000}, + {0x2E44 , 0x00000000}, + {0x2E48 , 0x00000000}, + {0x2E4C , 0x00000000}, + {0x2E50 , 0x00000000}, + {0x2E54 , 0x00000000}, + {0x2E58 , 0x00000000}, + {0x2E5C , 0x00000000}, + {0x2E60 , 0x00000000}, + {0x2E64 , 0x00000000}, + {0x2E68 , 0x00000000}, + {0x2E6C , 0x00000000}, + {0x2E70 , 0x00000000}, + {0x2E74 , 0x00000000}, + {0x2E78 , 0x00000000}, + {0x2E7C , 0x00000000}, + {0x2E80 , 0x00000000}, + {0x2E84 , 0x00000000}, + {0x2E88 , 0x00000000}, + {0x2E8C , 0x00000000}, + {0x2E90 , 0x00000000}, + {0x2E94 , 0x00000000}, + {0x2E98 , 0x00000000}, + {0x2E9C , 0x00000000}, + {0x2EA0 , 0x00000000}, + {0x2EA4 , 0x00000000}, + {0x2EA8 , 0x00000000}, + {0x2EAC , 0x00000000}, + {0x2EB0 , 0x00000000}, + {0x2EB4 , 0x00000000}, + {0x2EB8 , 0x00000000}, + {0x2EBC , 0x00000000}, + {0x2EC0 , 0x00000000}, + {0x2EC4 , 0x00000000}, + {0x2EC8 , 0x00000000}, + {0x2ECC , 0x00000000}, + {0x2ED0 , 0x00000000}, + {0x2ED4 , 0x00000000}, + {0x2ED8 , 0x00000000}, + {0x2EDC , 0x00000000}, + {0x2EE0 , 0x00000000}, + {0x2EE4 ,0x00000000}, + {0x2EE8 ,0x00000000}, + {0x2EEC , 0x00000000}, + {0x2EF0 , 0x00000000}, + {0x2EF4 , 0x00000000}, + {0x2EF8 , 0x00000000}, + {0x2EFC , 0x00000000}, + /*{0x2F60 , 0x00000000},*/ +}; + +int initRegDataNum=sizeof(initRegData)/sizeof(RegData); + +typedef union { + unsigned int i; + float f; +} dmaBufRec, *dmaBuf; + +void Init3D( tridentContextPtr tmesa ) +{ + unsigned char *MMIO = tmesa->tridentScreen->mmio.map; + int i; + + for(i=0;i<initRegDataNum;++i) + MMIO_OUT32(MMIO, initRegData[i].addr, initRegData[i].data); +} + +int DrawTriangle( tridentContextPtr tmesa) +{ + volatile unsigned char *MMIO = tmesa->tridentScreen->mmio.map; + dmaBufRec clr; + +printf("DRAW TRI\n"); + Init3D(tmesa); + +printf("ENGINE STATUS 0x%x\n",MMIO_IN32(MMIO, 0x2800)); + MMIO_OUT32(MMIO, 0x002800, 0x00000000 ); +#if 0 + MMIO_OUT32(MMIO, 0x002368 , MMIO_IN32(MMIO,0x002368)|1 ); +#endif + + MMIO_OUT32(MMIO, 0x002C00 , 0x00000014 ); +#if 0 + MMIO_OUT32(MMIO, 0x002C04 , 0x0A8004C0 ); +#else + MMIO_OUT32(MMIO, 0x002C04 , 0x0A8000C0 ); +#endif + +#if 0 + MMIO_OUT32(MMIO, 0x002C08 , 0x00000000 ); + MMIO_OUT32(MMIO, 0x002C0C , 0xFFCCCCCC ); + MMIO_OUT32(MMIO, 0x002C10 , 0x3F800000 ); + MMIO_OUT32(MMIO, 0x002C14 , 0x3D0D3DCB ); + MMIO_OUT32(MMIO, 0x002C2C , 0x70000000 ); + MMIO_OUT32(MMIO, 0x002C24 , 0x00202C00 ); + MMIO_OUT32(MMIO, 0x002C28 , 0xE0002500 ); + MMIO_OUT32(MMIO, 0x002C30 , 0x00000000 ); + MMIO_OUT32(MMIO, 0x002C34 , 0xE0000000 ); + MMIO_OUT32(MMIO, 0x002C38 , 0x00000000 ); +#endif + + MMIO_OUT32(MMIO, 0x002C50 , 0x00000000 ); + MMIO_OUT32(MMIO, 0x002C54 , 0x0C320C80 ); + MMIO_OUT32(MMIO, 0x002C50 , 0x00000000 ); + MMIO_OUT32(MMIO, 0x002C54 , 0x0C320C80 ); + MMIO_OUT32(MMIO, 0x002C80 , 0x20008258 ); + MMIO_OUT32(MMIO, 0x002C84 , 0x20000320 ); + MMIO_OUT32(MMIO, 0x002C94 , 0xFFFFFFFF ); + +#if 0 + MMIO_OUT32(MMIO, 0x002D00 , 0x00009009 ); + MMIO_OUT32(MMIO, 0x002D38 , 0x00000000 ); + MMIO_OUT32(MMIO, 0x002D94 , 0x20002000 ); + MMIO_OUT32(MMIO, 0x002D50 , 0xf0000000 ); + MMIO_OUT32(MMIO, 0x002D80 , 0x24002000 ); + MMIO_OUT32(MMIO, 0x002D98 , 0x81000000 ); + MMIO_OUT32(MMIO, 0x002DB0 , 0x81000000 ); + MMIO_OUT32(MMIO, 0x002DC8 , 0x808000FF ); + MMIO_OUT32(MMIO, 0x002DD4 , 0x02000200 ); + MMIO_OUT32(MMIO, 0x002DD8 , 0x02000200 ); + MMIO_OUT32(MMIO, 0x002D30 , 0x02092400 ); + MMIO_OUT32(MMIO, 0x002D04 , 0x00102120 ); + MMIO_OUT32(MMIO, 0x002D08 , 0xFFFFFFFF ); + MMIO_OUT32(MMIO, 0x002D0C , 0xF00010D0 ); + MMIO_OUT32(MMIO, 0x002D10 , 0xC0000400 ); +#endif + + MMIO_OUT32(MMIO, 0x002814, 0x00000000 ); +#if 0 + MMIO_OUT32(MMIO, 0x002818 , 0x00036C20 ); +#else + MMIO_OUT32(MMIO, 0x002818 , 0x00036020 ); +#endif + MMIO_OUT32(MMIO, 0x00281C , 0x00098081 ); + +printf("first TRI\n"); + clr.f = 5.0; + MMIO_OUT32(MMIO, 0x002820 , clr.i ); + clr.f = 595.0; + MMIO_OUT32(MMIO, 0x002824 , clr.i ); + clr.f = 1.0; + MMIO_OUT32(MMIO, 0x002828 , clr.i ); + MMIO_OUT32(MMIO, 0x00282C , 0x00FF00 ); +#if 0 + clr.f = 0.0; + MMIO_OUT32(MMIO, 0x002830 , clr.i ); + clr.f = 1.0; + MMIO_OUT32(MMIO, 0x002834 , clr.i ); +#endif + + clr.f = 5.0; + MMIO_OUT32(MMIO, 0x002820 , clr.i ); + clr.f = 5.0; + MMIO_OUT32(MMIO, 0x002824 , clr.i ); + clr.f = 1.0; + MMIO_OUT32(MMIO, 0x002828 , clr.i ); + MMIO_OUT32(MMIO, 0x00282C , 0xFF0000 ); +#if 0 + clr.f = 0.0; + MMIO_OUT32(MMIO, 0x002830 , clr.i ); + clr.f = 0.0; + MMIO_OUT32(MMIO, 0x002834 , clr.i ); +#endif + + clr.f = 395.0; +printf("0x%x\n",clr.i); + MMIO_OUT32(MMIO, 0x002820 , clr.i ); + clr.f = 5.0; + MMIO_OUT32(MMIO, 0x002824 , clr.i ); + clr.f = 1.0; + MMIO_OUT32(MMIO, 0x002828 , clr.i ); + MMIO_OUT32(MMIO, 0x00282C , 0xFF ); +#if 0 + clr.f = 1.0; + MMIO_OUT32(MMIO, 0x002830 , clr.i ); + clr.f = 0.0; + MMIO_OUT32(MMIO, 0x002834 , clr.i ); +#endif + +printf("sec TRI\n"); + MMIO_OUT32(MMIO, 0x00281C , 0x00093980 ); + clr.f = 395.0; + MMIO_OUT32(MMIO, 0x002820 , clr.i ); + clr.f = 595.0; + MMIO_OUT32(MMIO, 0x002824 , clr.i ); + clr.f = 1.0; + MMIO_OUT32(MMIO, 0x002828 , clr.i ); + MMIO_OUT32(MMIO, 0x00282C , 0x00FF00 ); +#if 0 + clr.f = 1.0; + MMIO_OUT32(MMIO, 0x002830 , clr.i ); + clr.f = 1.0; + MMIO_OUT32(MMIO, 0x002834 , clr.i ); +#endif + +#if 0 + MMIO_OUT32(MMIO, 0x002368 , MMIO_IN32(MMIO,0x002368)&0xfffffffe ); +#endif + +printf("fin TRI\n"); + + return 0; +} + +static INLINE void trident_draw_point(tridentContextPtr tmesa, + const tridentVertex *v0 ) +{ + unsigned char *MMIO = tmesa->tridentScreen->mmio.map; +} + +static INLINE void trident_draw_line( tridentContextPtr tmesa, + const tridentVertex *v0, + const tridentVertex *v1 ) +{ + unsigned char *MMIO = tmesa->tridentScreen->mmio.map; +} + +static INLINE void trident_draw_triangle( tridentContextPtr tmesa, + const tridentVertex *v0, + const tridentVertex *v1, + const tridentVertex *v2 ) +{ +} + +static INLINE void trident_draw_quad( tridentContextPtr tmesa, + const tridentVertex *v0, + const tridentVertex *v1, + const tridentVertex *v2, + const tridentVertex *v3 ) +{ + GLuint vertsize = tmesa->vertex_size; + GLint coloridx = (vertsize > 4) ? 4 : 3; + unsigned char *MMIO = tmesa->tridentScreen->mmio.map; + int clr; + float *ftmp = (float *)(&clr); + + if (tmesa->dirty) + tridentUploadHwStateLocked( tmesa ); +#if 0 + DrawTriangle(tmesa); + exit(0); +#else +#if 1 + if (first) { + Init3D(tmesa); +#if 0 + DrawTriangle(tmesa); +#endif + first = 0; + } +#endif + + LOCK_HARDWARE( tmesa ); + + MMIO_OUT32(MMIO, 0x002C00 , 0x00000010 ); + MMIO_OUT32(MMIO, 0x002C04 , 0x029C00C0 ); + + /* Z buffer */ + MMIO_OUT32(MMIO, 0x002C24 , 0x00100000 /*| (tmesa->tridentScreen->depthOffset)*/ ); + MMIO_OUT32(MMIO, 0x002C28 , 0xE0000000 | (tmesa->tridentScreen->depthPitch * 4) ); + + /* front buffer */ + MMIO_OUT32(MMIO, 0x002C50 , 0x00000000 | (tmesa->drawOffset) ); + MMIO_OUT32(MMIO, 0x002C54 , 0x0C320000 | (tmesa->drawPitch * 4) ); + + /* clipper */ + MMIO_OUT32(MMIO, 0x002C80 , 0x20008000 | tmesa->tridentScreen->height ); + MMIO_OUT32(MMIO, 0x002C84 , 0x20000000 | tmesa->tridentScreen->width ); + + /* writemask */ + MMIO_OUT32(MMIO, 0x002C94 , 0xFFFFFFFF ); + +if (vertsize == 4) { + MMIO_OUT32(MMIO, 0x002818 , 0x0003A020 ); + MMIO_OUT32(MMIO, 0x00281C , 0x00098021 ); + + *ftmp = v0->v.x; + MMIO_OUT32(MMIO, 0x002820 , clr ); + *ftmp = v0->v.y; + MMIO_OUT32(MMIO, 0x002824 , clr ); + *ftmp = v0->v.z; + MMIO_OUT32(MMIO, 0x002828 , clr ); +#if 0 + *ftmp = v0->v.w; + MMIO_OUT32(MMIO, 0x00282C , clr ); +#endif + MMIO_OUT32(MMIO, 0x00282C , v0->ui[coloridx] ); + + *ftmp = v1->v.x; + MMIO_OUT32(MMIO, 0x002820 , clr ); + *ftmp = v1->v.y; + MMIO_OUT32(MMIO, 0x002824 , clr ); + *ftmp = v1->v.z; + MMIO_OUT32(MMIO, 0x002828 , clr ); +#if 0 + *ftmp = v1->v.w; + MMIO_OUT32(MMIO, 0x00282C , clr ); +#endif + MMIO_OUT32(MMIO, 0x00282C , v1->ui[coloridx] ); + + *ftmp = v2->v.x; + MMIO_OUT32(MMIO, 0x002820 , clr ); + *ftmp = v2->v.y; + MMIO_OUT32(MMIO, 0x002824 , clr ); + *ftmp = v2->v.z; + MMIO_OUT32(MMIO, 0x002828 , clr ); +#if 0 + *ftmp = v2->v.w; + MMIO_OUT32(MMIO, 0x00282C , clr ); +#endif + MMIO_OUT32(MMIO, 0x00282C , v2->ui[coloridx] ); + + MMIO_OUT32(MMIO, 0x00281C , 0x00093020 ); + *ftmp = v3->v.x; + MMIO_OUT32(MMIO, 0x002820 , clr ); + *ftmp = v3->v.y; + MMIO_OUT32(MMIO, 0x002824 , clr ); + *ftmp = v3->v.z; + MMIO_OUT32(MMIO, 0x002828 , clr ); +#if 0 + *ftmp = v3->v.w; + MMIO_OUT32(MMIO, 0x00282C , clr ); +#endif + MMIO_OUT32(MMIO, 0x00282C , v3->ui[coloridx] ); + +} +#endif + + UNLOCK_HARDWARE( tmesa ); +} +/*********************************************************************** + * Rasterization fallback helpers * + ***********************************************************************/ + + +/* This code is hit only when a mix of accelerated and unaccelerated + * primitives are being drawn, and only for the unaccelerated + * primitives. + */ +static void +trident_fallback_quad( tridentContextPtr tmesa, + const tridentVertex *v0, + const tridentVertex *v1, + const tridentVertex *v2, + const tridentVertex *v3 ) +{ + GLcontext *ctx = tmesa->glCtx; + SWvertex v[4]; + trident_translate_vertex( ctx, v0, &v[0] ); + trident_translate_vertex( ctx, v1, &v[1] ); + trident_translate_vertex( ctx, v2, &v[2] ); + trident_translate_vertex( ctx, v3, &v[3] ); + _swrast_Quad( ctx, &v[0], &v[1], &v[2], &v[3] ); +} + +static void +trident_fallback_tri( tridentContextPtr tmesa, + const tridentVertex *v0, + const tridentVertex *v1, + const tridentVertex *v2 ) +{ + GLcontext *ctx = tmesa->glCtx; + SWvertex v[3]; + trident_translate_vertex( ctx, v0, &v[0] ); + trident_translate_vertex( ctx, v1, &v[1] ); + trident_translate_vertex( ctx, v2, &v[2] ); + _swrast_Triangle( ctx, &v[0], &v[1], &v[2] ); +} + +static void +trident_fallback_line( tridentContextPtr tmesa, + const tridentVertex *v0, + const tridentVertex *v1 ) +{ + GLcontext *ctx = tmesa->glCtx; + SWvertex v[2]; + trident_translate_vertex( ctx, v0, &v[0] ); + trident_translate_vertex( ctx, v1, &v[1] ); + _swrast_Line( ctx, &v[0], &v[1] ); +} + + +static void +trident_fallback_point( tridentContextPtr tmesa, + const tridentVertex *v0 ) +{ + GLcontext *ctx = tmesa->glCtx; + SWvertex v[1]; + trident_translate_vertex( ctx, v0, &v[0] ); + _swrast_Point( ctx, &v[0] ); +} + +/*********************************************************************** + * Macros for t_dd_tritmp.h to draw basic primitives * + ***********************************************************************/ + +#define TRI( a, b, c ) \ +do { \ + if (DO_FALLBACK) \ + tmesa->draw_tri( tmesa, a, b, c ); \ + else \ + trident_draw_triangle( tmesa, a, b, c ); \ +} while (0) + +#define QUAD( a, b, c, d ) \ +do { \ + if (DO_FALLBACK) { \ + tmesa->draw_tri( tmesa, a, b, d ); \ + tmesa->draw_tri( tmesa, b, c, d ); \ + } else \ + trident_draw_quad( tmesa, a, b, c, d ); \ +} while (0) + +#define LINE( v0, v1 ) \ +do { \ + if (DO_FALLBACK) \ + tmesa->draw_line( tmesa, v0, v1 ); \ + else \ + trident_draw_line( tmesa, v0, v1 ); \ +} while (0) + +#define POINT( v0 ) \ +do { \ + if (DO_FALLBACK) \ + tmesa->draw_point( tmesa, v0 ); \ + else \ + trident_draw_point( tmesa, v0 ); \ +} while (0) + +/*********************************************************************** + * Build render functions from dd templates * + ***********************************************************************/ + +#define TRIDENT_OFFSET_BIT 0x01 +#define TRIDENT_TWOSIDE_BIT 0x02 +#define TRIDENT_UNFILLED_BIT 0x04 +#define TRIDENT_FALLBACK_BIT 0x08 +#define TRIDENT_MAX_TRIFUNC 0x10 + + +static struct { + points_func points; + line_func line; + triangle_func triangle; + quad_func quad; +} rast_tab[TRIDENT_MAX_TRIFUNC]; + + +#define DO_FALLBACK (IND & TRIDENT_FALLBACK_BIT) +#define DO_OFFSET (IND & TRIDENT_OFFSET_BIT) +#define DO_UNFILLED (IND & TRIDENT_UNFILLED_BIT) +#define DO_TWOSIDE (IND & TRIDENT_TWOSIDE_BIT) +#define DO_FLAT 0 +#define DO_TRI 1 +#define DO_QUAD 1 +#define DO_LINE 1 +#define DO_POINTS 1 +#define DO_FULL_QUAD 1 + +#define HAVE_RGBA 1 +#define HAVE_SPEC 1 +#define HAVE_BACK_COLORS 0 +#define HAVE_HW_FLATSHADE 1 +#define VERTEX tridentVertex +#define TAB rast_tab + +#define DEPTH_SCALE 1.0 +#define UNFILLED_TRI unfilled_tri +#define UNFILLED_QUAD unfilled_quad +#define VERT_X(_v) _v->v.x +#define VERT_Y(_v) _v->v.y +#define VERT_Z(_v) _v->v.z +#define AREA_IS_CCW( a ) (a > 0) +#define GET_VERTEX(e) (tmesa->verts + (e<<tmesa->vertex_stride_shift)) + +#define TRIDENT_COLOR( dst, src ) \ +do { \ + dst[0] = src[2]; \ + dst[1] = src[1]; \ + dst[2] = src[0]; \ + dst[3] = src[3]; \ +} while (0) + +#define TRIDENT_SPEC( dst, src ) \ +do { \ + dst[0] = src[2]; \ + dst[1] = src[1]; \ + dst[2] = src[0]; \ +} while (0) + +#define VERT_SET_RGBA( v, c ) TRIDENT_COLOR( v->ub4[coloroffset], c ) +#define VERT_COPY_RGBA( v0, v1 ) v0->ui[coloroffset] = v1->ui[coloroffset] +#define VERT_SAVE_RGBA( idx ) color[idx] = v[idx]->ui[coloroffset] +#define VERT_RESTORE_RGBA( idx ) v[idx]->ui[coloroffset] = color[idx] + +#define VERT_SET_SPEC( v, c ) if (havespec) TRIDENT_SPEC( v->ub4[5], c ) +#define VERT_COPY_SPEC( v0, v1 ) if (havespec) COPY_3V(v0->ub4[5], v1->ub4[5]) +#define VERT_SAVE_SPEC( idx ) if (havespec) spec[idx] = v[idx]->ui[5] +#define VERT_RESTORE_SPEC( idx ) if (havespec) v[idx]->ui[5] = spec[idx] + +#define LOCAL_VARS(n) \ + tridentContextPtr tmesa = TRIDENT_CONTEXT(ctx); \ + GLuint color[n], spec[n]; \ + GLuint coloroffset = (tmesa->vertex_size == 4 ? 3 : 4); \ + GLboolean havespec = (tmesa->vertex_size == 4 ? 0 : 1); \ + (void) color; (void) spec; (void) coloroffset; (void) havespec; +/*********************************************************************** + * Helpers for rendering unfilled primitives * + ***********************************************************************/ +#if 0 +static const GLuint hw_prim[GL_POLYGON+1] = { + B_PrimType_Points, + B_PrimType_Lines, + B_PrimType_Lines, + B_PrimType_Lines, + B_PrimType_Triangles, + B_PrimType_Triangles, + B_PrimType_Triangles, + B_PrimType_Triangles, + B_PrimType_Triangles, + B_PrimType_Triangles +}; +#endif + +static void tridentResetLineStipple( GLcontext *ctx ); +static void tridentRasterPrimitive( GLcontext *ctx, GLuint hwprim ); +static void tridentRenderPrimitive( GLcontext *ctx, GLenum prim ); + +#define RASTERIZE(x) /*if (tmesa->hw_primitive != hw_prim[x]) \ + tridentRasterPrimitive( ctx, hw_prim[x] ) */ +#define RENDER_PRIMITIVE tmesa->render_primitive +#define TAG(x) x +#define IND TRIDENT_FALLBACK_BIT +#include "tnl_dd/t_dd_unfilled.h" +#undef IND + +/*********************************************************************** + * Generate GL render functions * + ***********************************************************************/ + +#define IND (0) +#define TAG(x) x +#include "tnl_dd/t_dd_tritmp.h" + +#define IND (TRIDENT_OFFSET_BIT) +#define TAG(x) x##_offset +#include "tnl_dd/t_dd_tritmp.h" + +#define IND (TRIDENT_TWOSIDE_BIT) +#define TAG(x) x##_twoside +#include "tnl_dd/t_dd_tritmp.h" + +#define IND (TRIDENT_TWOSIDE_BIT|TRIDENT_OFFSET_BIT) +#define TAG(x) x##_twoside_offset +#include "tnl_dd/t_dd_tritmp.h" + +#define IND (TRIDENT_UNFILLED_BIT) +#define TAG(x) x##_unfilled +#include "tnl_dd/t_dd_tritmp.h" + +#define IND (TRIDENT_OFFSET_BIT|TRIDENT_UNFILLED_BIT) +#define TAG(x) x##_offset_unfilled +#include "tnl_dd/t_dd_tritmp.h" + +#define IND (TRIDENT_TWOSIDE_BIT|TRIDENT_UNFILLED_BIT) +#define TAG(x) x##_twoside_unfilled +#include "tnl_dd/t_dd_tritmp.h" + +#define IND (TRIDENT_TWOSIDE_BIT|TRIDENT_OFFSET_BIT|TRIDENT_UNFILLED_BIT) +#define TAG(x) x##_twoside_offset_unfilled +#include "tnl_dd/t_dd_tritmp.h" + +#define IND (TRIDENT_FALLBACK_BIT) +#define TAG(x) x##_fallback +#include "tnl_dd/t_dd_tritmp.h" + +#define IND (TRIDENT_OFFSET_BIT|TRIDENT_FALLBACK_BIT) +#define TAG(x) x##_offset_fallback +#include "tnl_dd/t_dd_tritmp.h" + +#define IND (TRIDENT_TWOSIDE_BIT|TRIDENT_FALLBACK_BIT) +#define TAG(x) x##_twoside_fallback +#include "tnl_dd/t_dd_tritmp.h" + +#define IND (TRIDENT_TWOSIDE_BIT|TRIDENT_OFFSET_BIT|TRIDENT_FALLBACK_BIT) +#define TAG(x) x##_twoside_offset_fallback +#include "tnl_dd/t_dd_tritmp.h" + +#define IND (TRIDENT_UNFILLED_BIT|TRIDENT_FALLBACK_BIT) +#define TAG(x) x##_unfilled_fallback +#include "tnl_dd/t_dd_tritmp.h" + +#define IND (TRIDENT_OFFSET_BIT|TRIDENT_UNFILLED_BIT|TRIDENT_FALLBACK_BIT) +#define TAG(x) x##_offset_unfilled_fallback +#include "tnl_dd/t_dd_tritmp.h" + +#define IND (TRIDENT_TWOSIDE_BIT|TRIDENT_UNFILLED_BIT|TRIDENT_FALLBACK_BIT) +#define TAG(x) x##_twoside_unfilled_fallback +#include "tnl_dd/t_dd_tritmp.h" + +#define IND (TRIDENT_TWOSIDE_BIT|TRIDENT_OFFSET_BIT|TRIDENT_UNFILLED_BIT|TRIDENT_FALLBACK_BIT) +#define TAG(x) x##_twoside_offset_unfilled_fallback +#include "tnl_dd/t_dd_tritmp.h" + +static void init_rast_tab( void ) +{ + init(); + init_offset(); + init_twoside(); + init_twoside_offset(); + init_unfilled(); + init_offset_unfilled(); + init_twoside_unfilled(); + init_twoside_offset_unfilled(); + init_fallback(); + init_offset_fallback(); + init_twoside_fallback(); + init_twoside_offset_fallback(); + init_unfilled_fallback(); + init_offset_unfilled_fallback(); + init_twoside_unfilled_fallback(); + init_twoside_offset_unfilled_fallback(); +} + + +/**********************************************************************/ +/* Render unclipped begin/end objects */ +/**********************************************************************/ + +#define VERT(x) (tridentVertex *)(tridentverts + (x << shift)) +#define RENDER_POINTS( start, count ) \ + for ( ; start < count ; start++) \ + trident_draw_point( tmesa, VERT(start) ) +#define RENDER_LINE( v0, v1 ) \ + trident_draw_line( tmesa, VERT(v0), VERT(v1) ) +#define RENDER_TRI( v0, v1, v2 ) \ + trident_draw_triangle( tmesa, VERT(v0), VERT(v1), VERT(v2) ) +#define RENDER_QUAD( v0, v1, v2, v3 ) \ + trident_draw_quad( tmesa, VERT(v0), VERT(v1), VERT(v2), VERT(v3) ) +#define INIT(x) tridentRenderPrimitive( ctx, x ); +#undef LOCAL_VARS +#define LOCAL_VARS \ + tridentContextPtr tmesa = TRIDENT_CONTEXT(ctx); \ + const GLuint shift = tmesa->vertex_stride_shift; \ + const char *tridentverts = (char *)tmesa->verts; \ + const GLboolean stipple = ctx->Line.StippleFlag; \ + const GLuint * const elt = TNL_CONTEXT(ctx)->vb.Elts; \ + (void) elt; +#define RESET_STIPPLE if ( stipple ) tridentResetLineStipple( ctx ); +#define RESET_OCCLUSION +#define PRESERVE_VB_DEFS +#define ELT(x) (x) +#define TAG(x) trident_##x##_verts +#include "tnl/t_vb_rendertmp.h" +#undef ELT +#undef TAG +#define TAG(x) trident_##x##_elts +#define ELT(x) elt[x] +#include "tnl/t_vb_rendertmp.h" + +/**********************************************************************/ +/* Render clipped primitives */ +/**********************************************************************/ + +static void tridentRenderClippedPoly( GLcontext *ctx, const GLuint *elts, + GLuint n ) +{ + tridentContextPtr tmesa = TRIDENT_CONTEXT(ctx); + struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb; + TNLcontext *tnl = TNL_CONTEXT(ctx); + GLuint prim = tmesa->render_primitive; + + /* Render the new vertices as an unclipped polygon. + */ + { + GLuint *tmp = VB->Elts; + VB->Elts = (GLuint *)elts; + tnl->Driver.Render.PrimTabElts[GL_POLYGON]( ctx, 0, n, PRIM_BEGIN|PRIM_END ); + VB->Elts = tmp; + } + + /* Restore the render primitive + */ + if (prim != GL_POLYGON) + tnl->Driver.Render.PrimitiveNotify( ctx, prim ); +} + +static void tridentRenderClippedLine( GLcontext *ctx, GLuint ii, GLuint jj ) +{ + TNLcontext *tnl = TNL_CONTEXT(ctx); + tnl->Driver.Render.Line( ctx, ii, jj ); +} + + +/**********************************************************************/ +/* Choose render functions */ +/**********************************************************************/ + +#define _TRIDENT_NEW_RENDER_STATE (_DD_NEW_LINE_STIPPLE | \ + _DD_NEW_LINE_SMOOTH | \ + _DD_NEW_POINT_SMOOTH | \ + _DD_NEW_TRI_SMOOTH | \ + _DD_NEW_TRI_UNFILLED | \ + _DD_NEW_TRI_LIGHT_TWOSIDE | \ + _DD_NEW_TRI_OFFSET) \ + + +#define POINT_FALLBACK (DD_POINT_SMOOTH) +#define LINE_FALLBACK (DD_LINE_STIPPLE|DD_LINE_SMOOTH) +#define TRI_FALLBACK (DD_TRI_SMOOTH) +#define ANY_FALLBACK_FLAGS (POINT_FALLBACK|LINE_FALLBACK|TRI_FALLBACK) +#define ANY_RASTER_FLAGS (DD_TRI_LIGHT_TWOSIDE|DD_TRI_OFFSET|DD_TRI_UNFILLED) + + +static void tridentChooseRenderState(GLcontext *ctx) +{ + tridentContextPtr tmesa = TRIDENT_CONTEXT(ctx); + TNLcontext *tnl = TNL_CONTEXT(ctx); + GLuint flags = ctx->_TriangleCaps; + GLuint index = 0; + + if (flags & (ANY_RASTER_FLAGS|ANY_FALLBACK_FLAGS)) { + tmesa->draw_point = trident_draw_point; + tmesa->draw_line = trident_draw_line; + tmesa->draw_tri = trident_draw_triangle; + + if (flags & ANY_RASTER_FLAGS) { + if (flags & DD_TRI_LIGHT_TWOSIDE) index |= TRIDENT_TWOSIDE_BIT; + if (flags & DD_TRI_OFFSET) index |= TRIDENT_OFFSET_BIT; + if (flags & DD_TRI_UNFILLED) index |= TRIDENT_UNFILLED_BIT; + } + + /* Hook in fallbacks for specific primitives. + */ + if (flags & (POINT_FALLBACK|LINE_FALLBACK|TRI_FALLBACK)) { + if (flags & POINT_FALLBACK) tmesa->draw_point = trident_fallback_point; + if (flags & LINE_FALLBACK) tmesa->draw_line = trident_fallback_line; + if (flags & TRI_FALLBACK) tmesa->draw_tri = trident_fallback_tri; + index |= TRIDENT_FALLBACK_BIT; + } + } + + if (tmesa->RenderIndex != index) { + tmesa->RenderIndex = index; + + tnl->Driver.Render.Points = rast_tab[index].points; + tnl->Driver.Render.Line = rast_tab[index].line; + tnl->Driver.Render.Triangle = rast_tab[index].triangle; + tnl->Driver.Render.Quad = rast_tab[index].quad; + + if (tmesa->RenderIndex == 0) { + tnl->Driver.Render.PrimTabVerts = trident_render_tab_verts; + tnl->Driver.Render.PrimTabElts = trident_render_tab_elts; + } else { + tnl->Driver.Render.PrimTabVerts = _tnl_render_tab_verts; + tnl->Driver.Render.PrimTabElts = _tnl_render_tab_elts; + } + tnl->Driver.Render.ClippedLine = tridentRenderClippedLine; + tnl->Driver.Render.ClippedPolygon = tridentRenderClippedPoly; + } +} + + +/**********************************************************************/ +/* High level hooks for t_vb_render.c */ +/**********************************************************************/ + + + +/* Determine the rasterized primitive when not drawing unfilled + * polygons. + * + * Used only for the default render stage which always decomposes + * primitives to trianges/lines/points. For the accelerated stage, + * which renders strips as strips, the equivalent calculations are + * performed in tridentrender.c. + */ + +static void tridentRasterPrimitive( GLcontext *ctx, GLuint hwprim ) +{ + tridentContextPtr tmesa = TRIDENT_CONTEXT(ctx); + if (tmesa->hw_primitive != hwprim) + tmesa->hw_primitive = hwprim; +} + +static void tridentRenderPrimitive( GLcontext *ctx, GLenum prim ) +{ + tridentContextPtr tmesa = TRIDENT_CONTEXT(ctx); + tmesa->render_primitive = prim; +} + +static void tridentRunPipeline( GLcontext *ctx ) +{ + tridentContextPtr tmesa = TRIDENT_CONTEXT(ctx); + + if ( tmesa->new_state ) + tridentDDUpdateHWState( ctx ); + + if (tmesa->new_gl_state) { +#if 0 + if (tmesa->new_gl_state & _NEW_TEXTURE) + tridentUpdateTextureState( ctx ); +#endif + + if (!tmesa->Fallback) { + if (tmesa->new_gl_state & _TRIDENT_NEW_VERTEX) + tridentChooseVertexState( ctx ); + + if (tmesa->new_gl_state & _TRIDENT_NEW_RENDER_STATE) + tridentChooseRenderState( ctx ); + } + + tmesa->new_gl_state = 0; + } + + _tnl_run_pipeline( ctx ); +} + +static void tridentRenderStart( GLcontext *ctx ) +{ + /* Check for projective texturing. Make sure all texcoord + * pointers point to something. (fix in mesa?) + */ + tridentCheckTexSizes( ctx ); +} + +static void tridentRenderFinish( GLcontext *ctx ) +{ + if (0) + _swrast_flush( ctx ); /* never needed */ +} + +static void tridentResetLineStipple( GLcontext *ctx ) +{ + tridentContextPtr tmesa = TRIDENT_CONTEXT(ctx); + + /* Reset the hardware stipple counter. + */ +} + + +/**********************************************************************/ +/* Transition to/from hardware rasterization. */ +/**********************************************************************/ + + +void tridentFallback( tridentContextPtr tmesa, GLuint bit, GLboolean mode ) +{ + GLcontext *ctx = tmesa->glCtx; + TNLcontext *tnl = TNL_CONTEXT(ctx); + GLuint oldfallback = tmesa->Fallback; + + _tnl_need_projected_coords( ctx, GL_FALSE ); + + if (mode) { + tmesa->Fallback |= bit; + if (oldfallback == 0) { + _swsetup_Wakeup( ctx ); + tmesa->RenderIndex = ~0; + } + } + else { + tmesa->Fallback &= ~bit; + if (oldfallback == bit) { + _swrast_flush( ctx ); + tnl->Driver.Render.Start = tridentRenderStart; + tnl->Driver.Render.PrimitiveNotify = tridentRenderPrimitive; + tnl->Driver.Render.Finish = tridentRenderFinish; + tnl->Driver.Render.BuildVertices = tridentBuildVertices; + tnl->Driver.Render.ResetLineStipple = tridentResetLineStipple; + tmesa->new_gl_state |= (_TRIDENT_NEW_RENDER_STATE| + _TRIDENT_NEW_VERTEX); + } + } +} + + +/**********************************************************************/ +/* Initialization. */ +/**********************************************************************/ + + +void tridentDDInitTriFuncs( GLcontext *ctx ) +{ + tridentContextPtr tmesa = TRIDENT_CONTEXT(ctx); + TNLcontext *tnl = TNL_CONTEXT(ctx); + static int firsttime = 1; + + if (firsttime) { + init_rast_tab(); + firsttime = 0; + } + + tmesa->RenderIndex = ~0; + + tnl->Driver.RunPipeline = tridentRunPipeline; + tnl->Driver.Render.Start = tridentRenderStart; + tnl->Driver.Render.Finish = tridentRenderFinish; + tnl->Driver.Render.PrimitiveNotify = tridentRenderPrimitive; + tnl->Driver.Render.ResetLineStipple = tridentResetLineStipple; + tnl->Driver.Render.BuildVertices = tridentBuildVertices; +} |