| /* |
| * Mesa 3-D graphics library |
| * Version: 6.5 |
| * |
| * Copyright (C) 1999-2006 Brian Paul 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 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 |
| * BRIAN PAUL 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. |
| */ |
| |
| |
| /* |
| * This file contains "accelerated" triangle functions. It should be |
| * fairly easy to write new special-purpose triangle functions and hook |
| * them into this module. |
| */ |
| |
| |
| #include "glxheader.h" |
| #include "depth.h" |
| #include "macros.h" |
| #include "imports.h" |
| #include "mtypes.h" |
| #include "xmesaP.h" |
| |
| /* Internal swrast includes: |
| */ |
| #include "swrast/s_context.h" |
| #include "swrast/s_depth.h" |
| #include "swrast/s_triangle.h" |
| |
| |
| #define GET_XRB(XRB) struct xmesa_renderbuffer *XRB = \ |
| xmesa_renderbuffer(ctx->DrawBuffer->_ColorDrawBuffers[0]->Wrapped) |
| |
| |
| /**********************************************************************/ |
| /*** Triangle rendering ***/ |
| /**********************************************************************/ |
| |
| |
| #if CHAN_BITS == 8 |
| |
| /* |
| * XImage, smooth, depth-buffered, PF_TRUECOLOR triangle. |
| */ |
| #define NAME smooth_TRUECOLOR_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define INTERP_RGB 1 |
| #define SETUP_CODE \ |
| XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
| GET_XRB(xrb); |
| |
| #define RENDER_SPAN( span ) { \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| unsigned long p; \ |
| PACK_TRUECOLOR(p, FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue)); \ |
| XMesaPutPixel(xrb->ximage, x, y, p); \ |
| zRow[i] = z; \ |
| } \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| span.z += span.zStep; \ |
| } } |
| |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| |
| /* |
| * XImage, smooth, depth-buffered, PF_8A8B8G8R triangle. |
| */ |
| #define NAME smooth_8A8B8G8R_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define INTERP_RGB 1 |
| #define INTERP_ALPHA 1 |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
| #define PIXEL_TYPE GLuint |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| pRow[i] = PACK_8A8B8G8R(FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue), \ |
| FixedToInt(span.alpha)); \ |
| zRow[i] = z; \ |
| } \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| span.alpha += span.alphaStep; \ |
| span.z += span.zStep; \ |
| } } |
| |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, depth-buffered, PF_8A8R8G8B triangle. |
| */ |
| #define NAME smooth_8A8R8G8B_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define INTERP_RGB 1 |
| #define INTERP_ALPHA 1 |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
| #define PIXEL_TYPE GLuint |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); |
| |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| pRow[i] = PACK_8A8R8G8B(FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue), \ |
| FixedToInt(span.alpha)); \ |
| zRow[i] = z; \ |
| } \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| span.alpha += span.alphaStep; \ |
| span.z += span.zStep; \ |
| } } |
| |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, depth-buffered, PF_8R8G8B triangle. |
| */ |
| #define NAME smooth_8R8G8B_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define INTERP_RGB 1 |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
| #define PIXEL_TYPE GLuint |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); |
| |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| pRow[i] = PACK_8R8G8B(FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue)); \ |
| zRow[i] = z; \ |
| } \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| span.z += span.zStep; \ |
| } } |
| |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, depth-buffered, PF_8R8G8B24 triangle. |
| */ |
| #define NAME smooth_8R8G8B24_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define INTERP_RGB 1 |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR3(xrb, X, Y) |
| #define PIXEL_TYPE bgr_t |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| PIXEL_TYPE *ptr = pRow + i; \ |
| ptr->r = FixedToInt(span.red); \ |
| ptr->g = FixedToInt(span.green); \ |
| ptr->b = FixedToInt(span.blue); \ |
| zRow[i] = z; \ |
| } \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| span.z += span.zStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, depth-buffered, PF_TRUEDITHER triangle. |
| */ |
| #define NAME smooth_TRUEDITHER_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define INTERP_RGB 1 |
| #define SETUP_CODE \ |
| XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
| GET_XRB(xrb); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| unsigned long p; \ |
| PACK_TRUEDITHER(p, x, y, FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue)); \ |
| XMesaPutPixel(xrb->ximage, x, y, p); \ |
| zRow[i] = z; \ |
| } \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| span.z += span.zStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, depth-buffered, PF_5R6G5B triangle. |
| */ |
| #define NAME smooth_5R6G5B_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define INTERP_RGB 1 |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y) |
| #define PIXEL_TYPE GLushort |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| pRow[i] = PACK_5R6G5B(FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue)); \ |
| zRow[i] = z; \ |
| } \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| span.z += span.zStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, depth-buffered, PF_DITHER_5R6G5B triangle. |
| */ |
| #define NAME smooth_DITHER_5R6G5B_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define INTERP_RGB 1 |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y) |
| #define PIXEL_TYPE GLushort |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
| GET_XRB(xrb); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| PACK_TRUEDITHER(pRow[i], x, y, FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue)); \ |
| zRow[i] = z; \ |
| } \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| span.z += span.zStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, depth-buffered, 8-bit, PF_DITHER8 triangle. |
| */ |
| #define NAME smooth_DITHER8_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define INTERP_RGB 1 |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X, Y) |
| #define PIXEL_TYPE GLubyte |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| XDITHER_SETUP(y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| pRow[i] = (PIXEL_TYPE) XDITHER(x, FixedToInt(span.red),\ |
| FixedToInt(span.green), FixedToInt(span.blue) ); \ |
| zRow[i] = z; \ |
| } \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| span.z += span.zStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, depth-buffered, PF_DITHER triangle. |
| */ |
| #define NAME smooth_DITHER_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define INTERP_RGB 1 |
| #define SETUP_CODE \ |
| GET_XRB(xrb); \ |
| XMesaImage *img = xrb->ximage; |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| XDITHER_SETUP(y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| unsigned long p = XDITHER(x, FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue)); \ |
| XMesaPutPixel(img, x, y, p); \ |
| zRow[i] = z; \ |
| } \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| span.z += span.zStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, depth-buffered, 8-bit PF_LOOKUP triangle. |
| */ |
| #define NAME smooth_LOOKUP8_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define INTERP_RGB 1 |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X, Y) |
| #define PIXEL_TYPE GLubyte |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| LOOKUP_SETUP; \ |
| for (i = 0; i < span.end; i++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| pRow[i] = LOOKUP(FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue)); \ |
| zRow[i] = z; \ |
| } \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| span.z += span.zStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, depth-buffered, 8-bit PF_HPCR triangle. |
| */ |
| #define NAME smooth_HPCR_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define INTERP_RGB 1 |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X, Y) |
| #define PIXEL_TYPE GLubyte |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
| GET_XRB(xrb); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| pRow[i] = DITHER_HPCR(x, y, FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue) ); \ |
| zRow[i] = z; \ |
| } \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| span.z += span.zStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, depth-buffered, PF_TRUECOLOR triangle. |
| */ |
| #define NAME flat_TRUECOLOR_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define SETUP_CODE \ |
| XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
| GET_XRB(xrb); \ |
| XMesaImage *img = xrb->ximage; \ |
| unsigned long pixel; \ |
| PACK_TRUECOLOR(pixel, v2->color[0], v2->color[1], v2->color[2]); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| XMesaPutPixel(img, x, y, pixel); \ |
| zRow[i] = z; \ |
| } \ |
| span.z += span.zStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, depth-buffered, PF_8A8B8G8R triangle. |
| */ |
| #define NAME flat_8A8B8G8R_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
| #define PIXEL_TYPE GLuint |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); \ |
| GLuint p = PACK_8A8B8G8R( v2->color[0], v2->color[1],\ |
| v2->color[2], v2->color[3]); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| pRow[i] = (PIXEL_TYPE) p; \ |
| zRow[i] = z; \ |
| } \ |
| span.z += span.zStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, depth-buffered, PF_8A8R8G8B triangle. |
| */ |
| #define NAME flat_8A8R8G8B_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
| #define PIXEL_TYPE GLuint |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); \ |
| GLuint p = PACK_8A8R8G8B(v2->color[0], v2->color[1], \ |
| v2->color[2], v2->color[3]); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| pRow[i] = (PIXEL_TYPE) p; \ |
| zRow[i] = z; \ |
| } \ |
| span.z += span.zStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, depth-buffered, PF_8R8G8B triangle. |
| */ |
| #define NAME flat_8R8G8B_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
| #define PIXEL_TYPE GLuint |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); \ |
| GLuint p = PACK_8R8G8B( v2->color[0], v2->color[1], v2->color[2] ); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| pRow[i] = (PIXEL_TYPE) p; \ |
| zRow[i] = z; \ |
| } \ |
| span.z += span.zStep; \ |
| } } |
| |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, depth-buffered, PF_8R8G8B24 triangle. |
| */ |
| #define NAME flat_8R8G8B24_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR3(xrb, X, Y) |
| #define PIXEL_TYPE bgr_t |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); \ |
| const GLubyte *color = v2->color; |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| PIXEL_TYPE *ptr = pRow + i; \ |
| ptr->r = color[RCOMP]; \ |
| ptr->g = color[GCOMP]; \ |
| ptr->b = color[BCOMP]; \ |
| zRow[i] = z; \ |
| } \ |
| span.z += span.zStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, depth-buffered, PF_TRUEDITHER triangle. |
| */ |
| #define NAME flat_TRUEDITHER_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define SETUP_CODE \ |
| XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
| GET_XRB(xrb); \ |
| XMesaImage *img = xrb->ximage; |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| unsigned long p; \ |
| PACK_TRUEDITHER(p, x, y, v2->color[0], \ |
| v2->color[1], v2->color[2]); \ |
| XMesaPutPixel(img, x, y, p); \ |
| zRow[i] = z; \ |
| } \ |
| span.z += span.zStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, depth-buffered, PF_5R6G5B triangle. |
| */ |
| #define NAME flat_5R6G5B_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y) |
| #define PIXEL_TYPE GLushort |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); \ |
| GLushort p = PACK_5R6G5B( v2->color[0], v2->color[1], v2->color[2] ); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| pRow[i] = (PIXEL_TYPE) p; \ |
| zRow[i] = z; \ |
| } \ |
| span.z += span.zStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, depth-buffered, PF_DITHER_5R6G5B triangle. |
| */ |
| #define NAME flat_DITHER_5R6G5B_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y) |
| #define PIXEL_TYPE GLushort |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
| GET_XRB(xrb); \ |
| const GLubyte *color = v2->color; |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| PACK_TRUEDITHER(pRow[i], x, y, color[RCOMP], \ |
| color[GCOMP], color[BCOMP]); \ |
| zRow[i] = z; \ |
| } \ |
| span.z += span.zStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, depth-buffered, 8-bit PF_DITHER triangle. |
| */ |
| #define NAME flat_DITHER8_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X, Y) |
| #define PIXEL_TYPE GLubyte |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); \ |
| FLAT_DITHER_SETUP( v2->color[0], v2->color[1], v2->color[2] ); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| FLAT_DITHER_ROW_SETUP(YFLIP(xrb, y)); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| pRow[i] = (PIXEL_TYPE) FLAT_DITHER(x); \ |
| zRow[i] = z; \ |
| } \ |
| span.z += span.zStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, depth-buffered, PF_DITHER triangle. |
| */ |
| #define NAME flat_DITHER_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define SETUP_CODE \ |
| GET_XRB(xrb); \ |
| XMesaImage *img = xrb->ximage; \ |
| FLAT_DITHER_SETUP( v2->color[0], v2->color[1], v2->color[2] ); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| FLAT_DITHER_ROW_SETUP(y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| unsigned long p = FLAT_DITHER(x); \ |
| XMesaPutPixel(img, x, y, p); \ |
| zRow[i] = z; \ |
| } \ |
| span.z += span.zStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, depth-buffered, 8-bit PF_HPCR triangle. |
| */ |
| #define NAME flat_HPCR_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X, Y) |
| #define PIXEL_TYPE GLubyte |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
| GET_XRB(xrb); \ |
| GLubyte r = v2->color[0]; \ |
| GLubyte g = v2->color[1]; \ |
| GLubyte b = v2->color[2]; |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| pRow[i] = (PIXEL_TYPE) DITHER_HPCR(x, y, r, g, b); \ |
| zRow[i] = z; \ |
| } \ |
| span.z += span.zStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, depth-buffered, 8-bit PF_LOOKUP triangle. |
| */ |
| #define NAME flat_LOOKUP8_z_triangle |
| #define INTERP_Z 1 |
| #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X, Y) |
| #define PIXEL_TYPE GLubyte |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); \ |
| LOOKUP_SETUP; \ |
| GLubyte r = v2->color[0]; \ |
| GLubyte g = v2->color[1]; \ |
| GLubyte b = v2->color[2]; \ |
| GLubyte p = LOOKUP(r,g,b); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| const DEPTH_TYPE z = FixedToDepth(span.z); \ |
| if (z < zRow[i]) { \ |
| pRow[i] = p; \ |
| zRow[i] = z; \ |
| } \ |
| span.z += span.zStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, NON-depth-buffered, PF_TRUECOLOR triangle. |
| */ |
| #define NAME smooth_TRUECOLOR_triangle |
| #define INTERP_RGB 1 |
| #define SETUP_CODE \ |
| XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
| GET_XRB(xrb); \ |
| XMesaImage *img = xrb->ximage; |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| unsigned long p; \ |
| PACK_TRUECOLOR(p, FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue)); \ |
| XMesaPutPixel(img, x, y, p); \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, NON-depth-buffered, PF_8A8B8G8R triangle. |
| */ |
| #define NAME smooth_8A8B8G8R_triangle |
| #define INTERP_RGB 1 |
| #define INTERP_ALPHA 1 |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
| #define PIXEL_TYPE GLuint |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| pRow[i] = PACK_8A8B8G8R(FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue), \ |
| FixedToInt(span.alpha)); \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| span.alpha += span.alphaStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, NON-depth-buffered, PF_8A8R8G8B triangle. |
| */ |
| #define NAME smooth_8A8R8G8B_triangle |
| #define INTERP_RGB 1 |
| #define INTERP_ALPHA 1 |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
| #define PIXEL_TYPE GLuint |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| pRow[i] = PACK_8A8R8G8B(FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue), \ |
| FixedToInt(span.alpha)); \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| span.alpha += span.alphaStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, NON-depth-buffered, PF_8R8G8B triangle. |
| */ |
| #define NAME smooth_8R8G8B_triangle |
| #define INTERP_RGB 1 |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
| #define PIXEL_TYPE GLuint |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| pRow[i] = PACK_8R8G8B(FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue) ); \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, NON-depth-buffered, PF_8R8G8B triangle. |
| */ |
| #define NAME smooth_8R8G8B24_triangle |
| #define INTERP_RGB 1 |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR3(xrb, X, Y) |
| #define PIXEL_TYPE bgr_t |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| PIXEL_TYPE *pixel = pRow; \ |
| for (i = 0; i < span.end; i++, pixel++) { \ |
| pixel->r = FixedToInt(span.red); \ |
| pixel->g = FixedToInt(span.green); \ |
| pixel->b = FixedToInt(span.blue); \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, NON-depth-buffered, PF_TRUEDITHER triangle. |
| */ |
| #define NAME smooth_TRUEDITHER_triangle |
| #define INTERP_RGB 1 |
| #define SETUP_CODE \ |
| XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
| GET_XRB(xrb); \ |
| XMesaImage *img = xrb->ximage; |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| unsigned long p; \ |
| PACK_TRUEDITHER(p, x, y, FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue)); \ |
| XMesaPutPixel(img, x, y, p ); \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, NON-depth-buffered, PF_5R6G5B triangle. |
| */ |
| #define NAME smooth_5R6G5B_triangle |
| #define INTERP_RGB 1 |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y) |
| #define PIXEL_TYPE GLushort |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| pRow[i] = (PIXEL_TYPE) PACK_5R6G5B(FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue)); \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, NON-depth-buffered, PF_DITHER_5R6G5B triangle. |
| */ |
| #define NAME smooth_DITHER_5R6G5B_triangle |
| #define INTERP_RGB 1 |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y) |
| #define PIXEL_TYPE GLushort |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
| GET_XRB(xrb); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| PACK_TRUEDITHER(pRow[i], x, y, FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue)); \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, NON-depth-buffered, 8-bit PF_DITHER triangle. |
| */ |
| #define NAME smooth_DITHER8_triangle |
| #define INTERP_RGB 1 |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X, Y) |
| #define PIXEL_TYPE GLubyte |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| XDITHER_SETUP(y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| pRow[i] = (PIXEL_TYPE) XDITHER(x, FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue) ); \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, NON-depth-buffered, PF_DITHER triangle. |
| */ |
| #define NAME smooth_DITHER_triangle |
| #define INTERP_RGB 1 |
| #define SETUP_CODE \ |
| GET_XRB(xrb); \ |
| XMesaImage *img = xrb->ximage; |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| XDITHER_SETUP(y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| unsigned long p = XDITHER(x, FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue) ); \ |
| XMesaPutPixel(img, x, y, p); \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, NON-depth-buffered, 8-bit PF_LOOKUP triangle. |
| */ |
| #define NAME smooth_LOOKUP8_triangle |
| #define INTERP_RGB 1 |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X, Y) |
| #define PIXEL_TYPE GLubyte |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| LOOKUP_SETUP; \ |
| for (i = 0; i < span.end; i++) { \ |
| pRow[i] = LOOKUP(FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue)); \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, smooth, NON-depth-buffered, 8-bit PF_HPCR triangle. |
| */ |
| #define NAME smooth_HPCR_triangle |
| #define INTERP_RGB 1 |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X, Y) |
| #define PIXEL_TYPE GLubyte |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
| GET_XRB(xrb); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| pRow[i] = DITHER_HPCR(x, y, FixedToInt(span.red), \ |
| FixedToInt(span.green), FixedToInt(span.blue)); \ |
| span.red += span.redStep; \ |
| span.green += span.greenStep; \ |
| span.blue += span.blueStep; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, NON-depth-buffered, PF_TRUECOLOR triangle. |
| */ |
| #define NAME flat_TRUECOLOR_triangle |
| #define SETUP_CODE \ |
| XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
| GET_XRB(xrb); \ |
| XMesaImage *img = xrb->ximage; \ |
| unsigned long pixel; \ |
| PACK_TRUECOLOR(pixel, v2->color[0], v2->color[1], v2->color[2]); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| XMesaPutPixel(img, x, y, pixel); \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, NON-depth-buffered, PF_8A8B8G8R triangle. |
| */ |
| #define NAME flat_8A8B8G8R_triangle |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
| #define PIXEL_TYPE GLuint |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); \ |
| unsigned long p = PACK_8B8G8R( v2->color[0], \ |
| v2->color[1], v2->color[2] ); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| pRow[i] = (PIXEL_TYPE) p; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, NON-depth-buffered, PF_8A8R8G8B triangle. |
| */ |
| #define NAME flat_8A8R8G8B_triangle |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
| #define PIXEL_TYPE GLuint |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); \ |
| unsigned long p = PACK_8R8G8B( v2->color[0], \ |
| v2->color[1], v2->color[2] ); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| pRow[i] = (PIXEL_TYPE) p; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, NON-depth-buffered, PF_8R8G8B triangle. |
| */ |
| #define NAME flat_8R8G8B_triangle |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
| #define PIXEL_TYPE GLuint |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); \ |
| unsigned long p = PACK_8R8G8B( v2->color[0], \ |
| v2->color[1], v2->color[2] ); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| pRow[i] = (PIXEL_TYPE) p; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, NON-depth-buffered, PF_8R8G8B24 triangle. |
| */ |
| #define NAME flat_8R8G8B24_triangle |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR3(xrb, X, Y) |
| #define PIXEL_TYPE bgr_t |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); \ |
| const GLubyte *color = v2->color; |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| PIXEL_TYPE *pixel = pRow; \ |
| for (i = 0; i < span.end; i++, pixel++) { \ |
| pixel->r = color[RCOMP]; \ |
| pixel->g = color[GCOMP]; \ |
| pixel->b = color[BCOMP]; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, NON-depth-buffered, PF_TRUEDITHER triangle. |
| */ |
| #define NAME flat_TRUEDITHER_triangle |
| #define SETUP_CODE \ |
| XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
| GET_XRB(xrb); \ |
| XMesaImage *img = xrb->ximage; |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| unsigned long p; \ |
| PACK_TRUEDITHER(p, x, y, v2->color[0], \ |
| v2->color[1], v2->color[2] ); \ |
| XMesaPutPixel(img, x, y, p); \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, NON-depth-buffered, PF_5R6G5B triangle. |
| */ |
| #define NAME flat_5R6G5B_triangle |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y) |
| #define PIXEL_TYPE GLushort |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); \ |
| unsigned long p = PACK_5R6G5B( v2->color[0], \ |
| v2->color[1], v2->color[2] ); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| pRow[i] = (PIXEL_TYPE) p; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, NON-depth-buffered, PF_DITHER_5R6G5B triangle. |
| */ |
| #define NAME flat_DITHER_5R6G5B_triangle |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y) |
| #define PIXEL_TYPE GLushort |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
| GET_XRB(xrb); \ |
| const GLubyte *color = v2->color; |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| PACK_TRUEDITHER(pRow[i], x, y, color[RCOMP], \ |
| color[GCOMP], color[BCOMP]); \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, NON-depth-buffered, 8-bit PF_DITHER triangle. |
| */ |
| #define NAME flat_DITHER8_triangle |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X, Y) |
| #define PIXEL_TYPE GLubyte |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); \ |
| FLAT_DITHER_SETUP( v2->color[0], v2->color[1], v2->color[2] ); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| FLAT_DITHER_ROW_SETUP(YFLIP(xrb, y)); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| pRow[i] = (PIXEL_TYPE) FLAT_DITHER(x); \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, NON-depth-buffered, PF_DITHER triangle. |
| */ |
| #define NAME flat_DITHER_triangle |
| #define SETUP_CODE \ |
| GET_XRB(xrb); \ |
| XMesaImage *img = xrb->ximage; \ |
| FLAT_DITHER_SETUP( v2->color[0], v2->color[1], v2->color[2] ); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| FLAT_DITHER_ROW_SETUP(y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| unsigned long p = FLAT_DITHER(x); \ |
| XMesaPutPixel(img, x, y, p ); \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, NON-depth-buffered, 8-bit PF_HPCR triangle. |
| */ |
| #define NAME flat_HPCR_triangle |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X, Y) |
| #define PIXEL_TYPE GLubyte |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
| GET_XRB(xrb); \ |
| GLubyte r = v2->color[0]; \ |
| GLubyte g = v2->color[1]; \ |
| GLubyte b = v2->color[2]; |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| GLint x = span.x, y = YFLIP(xrb, span.y); \ |
| for (i = 0; i < span.end; i++, x++) { \ |
| pRow[i] = (PIXEL_TYPE) DITHER_HPCR(x, y, r, g, b); \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| |
| /* |
| * XImage, flat, NON-depth-buffered, 8-bit PF_LOOKUP triangle. |
| */ |
| #define NAME flat_LOOKUP8_triangle |
| #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X, Y) |
| #define PIXEL_TYPE GLubyte |
| #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
| #define SETUP_CODE \ |
| GET_XRB(xrb); \ |
| LOOKUP_SETUP; \ |
| GLubyte r = v2->color[0]; \ |
| GLubyte g = v2->color[1]; \ |
| GLubyte b = v2->color[2]; \ |
| GLubyte p = LOOKUP(r,g,b); |
| #define RENDER_SPAN( span ) { \ |
| GLuint i; \ |
| for (i = 0; i < span.end; i++) { \ |
| pRow[i] = (PIXEL_TYPE) p; \ |
| } } |
| #include "swrast/s_tritemp.h" |
| |
| |
| #endif /* CHAN_BITS == 8 */ |
| |
| |
| #if defined(DEBUG) && CHAN_BITS == 8 |
| extern void _xmesa_print_triangle_func( swrast_tri_func triFunc ); |
| void _xmesa_print_triangle_func( swrast_tri_func triFunc ) |
| { |
| _mesa_printf("XMesa tri func = "); |
| if (triFunc ==smooth_TRUECOLOR_z_triangle) |
| _mesa_printf("smooth_TRUECOLOR_z_triangle\n"); |
| else if (triFunc ==smooth_8A8B8G8R_z_triangle) |
| _mesa_printf("smooth_8A8B8G8R_z_triangle\n"); |
| else if (triFunc ==smooth_8A8R8G8B_z_triangle) |
| _mesa_printf("smooth_8A8R8G8B_z_triangle\n"); |
| else if (triFunc ==smooth_8R8G8B_z_triangle) |
| _mesa_printf("smooth_8R8G8B_z_triangle\n"); |
| else if (triFunc ==smooth_8R8G8B24_z_triangle) |
| _mesa_printf("smooth_8R8G8B24_z_triangle\n"); |
| else if (triFunc ==smooth_TRUEDITHER_z_triangle) |
| _mesa_printf("smooth_TRUEDITHER_z_triangle\n"); |
| else if (triFunc ==smooth_5R6G5B_z_triangle) |
| _mesa_printf("smooth_5R6G5B_z_triangle\n"); |
| else if (triFunc ==smooth_DITHER_5R6G5B_z_triangle) |
| _mesa_printf("smooth_DITHER_5R6G5B_z_triangle\n"); |
| else if (triFunc ==smooth_HPCR_z_triangle) |
| _mesa_printf("smooth_HPCR_z_triangle\n"); |
| else if (triFunc ==smooth_DITHER8_z_triangle) |
| _mesa_printf("smooth_DITHER8_z_triangle\n"); |
| else if (triFunc ==smooth_LOOKUP8_z_triangle) |
| _mesa_printf("smooth_LOOKUP8_z_triangle\n"); |
| else if (triFunc ==flat_TRUECOLOR_z_triangle) |
| _mesa_printf("flat_TRUECOLOR_z_triangle\n"); |
| else if (triFunc ==flat_8A8B8G8R_z_triangle) |
| _mesa_printf("flat_8A8B8G8R_z_triangle\n"); |
| else if (triFunc ==flat_8A8R8G8B_z_triangle) |
| _mesa_printf("flat_8A8R8G8B_z_triangle\n"); |
| else if (triFunc ==flat_8R8G8B_z_triangle) |
| _mesa_printf("flat_8R8G8B_z_triangle\n"); |
| else if (triFunc ==flat_8R8G8B24_z_triangle) |
| _mesa_printf("flat_8R8G8B24_z_triangle\n"); |
| else if (triFunc ==flat_TRUEDITHER_z_triangle) |
| _mesa_printf("flat_TRUEDITHER_z_triangle\n"); |
| else if (triFunc ==flat_5R6G5B_z_triangle) |
| _mesa_printf("flat_5R6G5B_z_triangle\n"); |
| else if (triFunc ==flat_DITHER_5R6G5B_z_triangle) |
| _mesa_printf("flat_DITHER_5R6G5B_z_triangle\n"); |
| else if (triFunc ==flat_HPCR_z_triangle) |
| _mesa_printf("flat_HPCR_z_triangle\n"); |
| else if (triFunc ==flat_DITHER8_z_triangle) |
| _mesa_printf("flat_DITHER8_z_triangle\n"); |
| else if (triFunc ==flat_LOOKUP8_z_triangle) |
| _mesa_printf("flat_LOOKUP8_z_triangle\n"); |
| else if (triFunc ==smooth_TRUECOLOR_triangle) |
| _mesa_printf("smooth_TRUECOLOR_triangle\n"); |
| else if (triFunc ==smooth_8A8B8G8R_triangle) |
| _mesa_printf("smooth_8A8B8G8R_triangle\n"); |
| else if (triFunc ==smooth_8A8R8G8B_triangle) |
| _mesa_printf("smooth_8A8R8G8B_triangle\n"); |
| else if (triFunc ==smooth_8R8G8B_triangle) |
| _mesa_printf("smooth_8R8G8B_triangle\n"); |
| else if (triFunc ==smooth_8R8G8B24_triangle) |
| _mesa_printf("smooth_8R8G8B24_triangle\n"); |
| else if (triFunc ==smooth_TRUEDITHER_triangle) |
| _mesa_printf("smooth_TRUEDITHER_triangle\n"); |
| else if (triFunc ==smooth_5R6G5B_triangle) |
| _mesa_printf("smooth_5R6G5B_triangle\n"); |
| else if (triFunc ==smooth_DITHER_5R6G5B_triangle) |
| _mesa_printf("smooth_DITHER_5R6G5B_triangle\n"); |
| else if (triFunc ==smooth_HPCR_triangle) |
| _mesa_printf("smooth_HPCR_triangle\n"); |
| else if (triFunc ==smooth_DITHER8_triangle) |
| _mesa_printf("smooth_DITHER8_triangle\n"); |
| else if (triFunc ==smooth_LOOKUP8_triangle) |
| _mesa_printf("smooth_LOOKUP8_triangle\n"); |
| else if (triFunc ==flat_TRUECOLOR_triangle) |
| _mesa_printf("flat_TRUECOLOR_triangle\n"); |
| else if (triFunc ==flat_TRUEDITHER_triangle) |
| _mesa_printf("flat_TRUEDITHER_triangle\n"); |
| else if (triFunc ==flat_8A8B8G8R_triangle) |
| _mesa_printf("flat_8A8B8G8R_triangle\n"); |
| else if (triFunc ==flat_8A8R8G8B_triangle) |
| _mesa_printf("flat_8A8R8G8B_triangle\n"); |
| else if (triFunc ==flat_8R8G8B_triangle) |
| _mesa_printf("flat_8R8G8B_triangle\n"); |
| else if (triFunc ==flat_8R8G8B24_triangle) |
| _mesa_printf("flat_8R8G8B24_triangle\n"); |
| else if (triFunc ==flat_5R6G5B_triangle) |
| _mesa_printf("flat_5R6G5B_triangle\n"); |
| else if (triFunc ==flat_DITHER_5R6G5B_triangle) |
| _mesa_printf("flat_DITHER_5R6G5B_triangle\n"); |
| else if (triFunc ==flat_HPCR_triangle) |
| _mesa_printf("flat_HPCR_triangle\n"); |
| else if (triFunc ==flat_DITHER8_triangle) |
| _mesa_printf("flat_DITHER8_triangle\n"); |
| else if (triFunc ==flat_LOOKUP8_triangle) |
| _mesa_printf("flat_LOOKUP8_triangle\n"); |
| else |
| _mesa_printf("???\n"); |
| } |
| #endif |
| |
| |
| #ifdef DEBUG |
| |
| /* record the current triangle function name */ |
| static const char *triFuncName = NULL; |
| |
| #define USE(triFunc) \ |
| do { \ |
| triFuncName = #triFunc; \ |
| return triFunc; \ |
| } while (0) |
| |
| #else |
| |
| #define USE(triFunc) return triFunc |
| |
| #endif |
| |
| |
| /** |
| * Return pointer to line drawing function, or NULL if we should use a |
| * swrast fallback. |
| */ |
| static swrast_tri_func |
| get_triangle_func(GLcontext *ctx) |
| { |
| #if CHAN_BITS == 8 |
| SWcontext *swrast = SWRAST_CONTEXT(ctx); |
| XMesaContext xmesa = XMESA_CONTEXT(ctx); |
| XMesaBuffer xmbuf = XMESA_BUFFER(ctx->DrawBuffer); |
| const int depth = GET_VISUAL_DEPTH(xmesa->xm_visual); |
| const struct xmesa_renderbuffer *xrb; |
| |
| #ifdef DEBUG |
| triFuncName = NULL; |
| #endif |
| |
| /* trivial fallback tests */ |
| if ((ctx->DrawBuffer->_ColorDrawBufferIndexes[0] != BUFFER_BIT_FRONT_LEFT) && |
| (ctx->DrawBuffer->_ColorDrawBufferIndexes[0] != BUFFER_BIT_BACK_LEFT)) |
| return (swrast_tri_func) NULL; |
| if (ctx->RenderMode != GL_RENDER) |
| return (swrast_tri_func) NULL; |
| if (ctx->Polygon.SmoothFlag) |
| return (swrast_tri_func) NULL; |
| if (ctx->Texture._EnabledUnits) |
| return (swrast_tri_func) NULL; |
| if (swrast->_RasterMask & MULTI_DRAW_BIT) |
| return (swrast_tri_func) NULL; |
| if (ctx->Polygon.CullFlag && |
| ctx->Polygon.CullFaceMode == GL_FRONT_AND_BACK) |
| return (swrast_tri_func) NULL; |
| if (xmbuf->swAlpha) |
| return (swrast_tri_func) NULL; |
| |
| xrb = xmesa_renderbuffer(ctx->DrawBuffer->_ColorDrawBuffers[0]->Wrapped); |
| |
| if (xrb->ximage) { |
| if ( ctx->Light.ShadeModel==GL_SMOOTH |
| && swrast->_RasterMask==DEPTH_BIT |
| && ctx->Depth.Func==GL_LESS |
| && ctx->Depth.Mask==GL_TRUE |
| && ctx->Visual.depthBits == DEFAULT_SOFTWARE_DEPTH_BITS |
| && ctx->Polygon.StippleFlag==GL_FALSE) { |
| switch (xmesa->pixelformat) { |
| case PF_Truecolor: |
| USE(smooth_TRUECOLOR_z_triangle); |
| case PF_8A8B8G8R: |
| USE(smooth_8A8B8G8R_z_triangle); |
| case PF_8A8R8G8B: |
| USE(smooth_8A8R8G8B_z_triangle); |
| case PF_8R8G8B: |
| USE(smooth_8R8G8B_z_triangle); |
| case PF_8R8G8B24: |
| USE(smooth_8R8G8B24_z_triangle); |
| case PF_Dither_True: |
| USE(smooth_TRUEDITHER_z_triangle); |
| case PF_5R6G5B: |
| USE(smooth_5R6G5B_z_triangle); |
| case PF_Dither_5R6G5B: |
| USE(smooth_DITHER_5R6G5B_z_triangle); |
| case PF_HPCR: |
| USE(smooth_HPCR_z_triangle); |
| case PF_Dither: |
| if (depth == 8) |
| USE(smooth_DITHER8_z_triangle); |
| else |
| USE(smooth_DITHER_z_triangle); |
| case PF_Lookup: |
| if (depth == 8) |
| USE(smooth_LOOKUP8_z_triangle); |
| else |
| return (swrast_tri_func) NULL; |
| default: |
| return (swrast_tri_func) NULL; |
| } |
| } |
| if ( ctx->Light.ShadeModel==GL_FLAT |
| && swrast->_RasterMask==DEPTH_BIT |
| && ctx->Depth.Func==GL_LESS |
| && ctx->Depth.Mask==GL_TRUE |
| && ctx->Visual.depthBits == DEFAULT_SOFTWARE_DEPTH_BITS |
| && ctx->Polygon.StippleFlag==GL_FALSE) { |
| switch (xmesa->pixelformat) { |
| case PF_Truecolor: |
| USE(flat_TRUECOLOR_z_triangle); |
| case PF_8A8B8G8R: |
| USE(flat_8A8B8G8R_z_triangle); |
| case PF_8A8R8G8B: |
| USE(flat_8A8R8G8B_z_triangle); |
| case PF_8R8G8B: |
| USE(flat_8R8G8B_z_triangle); |
| case PF_8R8G8B24: |
| USE(flat_8R8G8B24_z_triangle); |
| case PF_Dither_True: |
| USE(flat_TRUEDITHER_z_triangle); |
| case PF_5R6G5B: |
| USE(flat_5R6G5B_z_triangle); |
| case PF_Dither_5R6G5B: |
| USE(flat_DITHER_5R6G5B_z_triangle); |
| case PF_HPCR: |
| USE(flat_HPCR_z_triangle); |
| case PF_Dither: |
| if (depth == 8) |
| USE(flat_DITHER8_z_triangle); |
| else |
| USE(flat_DITHER_z_triangle); |
| case PF_Lookup: |
| if (depth == 8) |
| USE(flat_LOOKUP8_z_triangle); |
| else |
| return (swrast_tri_func) NULL; |
| default: |
| return (swrast_tri_func) NULL; |
| } |
| } |
| if ( swrast->_RasterMask==0 /* no depth test */ |
| && ctx->Light.ShadeModel==GL_SMOOTH |
| && ctx->Polygon.StippleFlag==GL_FALSE) { |
| switch (xmesa->pixelformat) { |
| case PF_Truecolor: |
| USE(smooth_TRUECOLOR_triangle); |
| case PF_8A8B8G8R: |
| USE(smooth_8A8B8G8R_triangle); |
| case PF_8A8R8G8B: |
| USE(smooth_8A8R8G8B_triangle); |
| case PF_8R8G8B: |
| USE(smooth_8R8G8B_triangle); |
| case PF_8R8G8B24: |
| USE(smooth_8R8G8B24_triangle); |
| case PF_Dither_True: |
| USE(smooth_TRUEDITHER_triangle); |
| case PF_5R6G5B: |
| USE(smooth_5R6G5B_triangle); |
| case PF_Dither_5R6G5B: |
| USE(smooth_DITHER_5R6G5B_triangle); |
| case PF_HPCR: |
| USE(smooth_HPCR_triangle); |
| case PF_Dither: |
| if (depth == 8) |
| USE(smooth_DITHER8_triangle); |
| else |
| USE(smooth_DITHER_triangle); |
| case PF_Lookup: |
| if (depth == 8) |
| USE(smooth_LOOKUP8_triangle); |
| else |
| return (swrast_tri_func) NULL; |
| default: |
| return (swrast_tri_func) NULL; |
| } |
| } |
| |
| if ( swrast->_RasterMask==0 /* no depth test */ |
| && ctx->Light.ShadeModel==GL_FLAT |
| && ctx->Polygon.StippleFlag==GL_FALSE) { |
| switch (xmesa->pixelformat) { |
| case PF_Truecolor: |
| USE(flat_TRUECOLOR_triangle); |
| case PF_Dither_True: |
| USE(flat_TRUEDITHER_triangle); |
| case PF_8A8B8G8R: |
| USE(flat_8A8B8G8R_triangle); |
| case PF_8A8R8G8B: |
| USE(flat_8A8R8G8B_triangle); |
| case PF_8R8G8B: |
| USE(flat_8R8G8B_triangle); |
| case PF_8R8G8B24: |
| USE(flat_8R8G8B24_triangle); |
| case PF_5R6G5B: |
| USE(flat_5R6G5B_triangle); |
| case PF_Dither_5R6G5B: |
| USE(flat_DITHER_5R6G5B_triangle); |
| case PF_HPCR: |
| USE(flat_HPCR_triangle); |
| case PF_Dither: |
| if (depth == 8) |
| USE(flat_DITHER8_triangle); |
| else |
| USE(flat_DITHER_triangle); |
| case PF_Lookup: |
| if (depth == 8) |
| USE(flat_LOOKUP8_triangle); |
| else |
| return (swrast_tri_func) NULL; |
| default: |
| return (swrast_tri_func) NULL; |
| } |
| } |
| } |
| #endif /* CHAN_BITS == 8 */ |
| |
| return (swrast_tri_func) NULL; |
| } |
| |
| |
| /* Override for the swrast tri-selection function. Try to use one |
| * of our internal tri functions, otherwise fall back to the |
| * standard swrast functions. |
| */ |
| void xmesa_choose_triangle( GLcontext *ctx ) |
| { |
| SWcontext *swrast = SWRAST_CONTEXT(ctx); |
| |
| if (!(swrast->Triangle = get_triangle_func( ctx ))) |
| _swrast_choose_triangle( ctx ); |
| } |
| |
