diff options
Diffstat (limited to 'src/mesa/drivers/glide/fxdd.c')
| -rw-r--r-- | src/mesa/drivers/glide/fxdd.c | 1176 |
1 files changed, 596 insertions, 580 deletions
diff --git a/src/mesa/drivers/glide/fxdd.c b/src/mesa/drivers/glide/fxdd.c index dc7137a933..83a5196683 100644 --- a/src/mesa/drivers/glide/fxdd.c +++ b/src/mesa/drivers/glide/fxdd.c @@ -79,30 +79,31 @@ GLubyte FX_PixelToB[0x10000]; * Initialize the FX_PixelTo{RGB} arrays. * Input: bgrOrder - if TRUE, pixels are in BGR order, else RGB order. */ -void fxInitPixelTables(fxMesaContext fxMesa, GLboolean bgrOrder) +void +fxInitPixelTables(fxMesaContext fxMesa, GLboolean bgrOrder) { - GLuint pixel; - - fxMesa->bgrOrder=bgrOrder; - for (pixel = 0; pixel <= 0xffff; pixel++) { - GLuint r, g, b; - if (bgrOrder) { - r = (pixel & 0x001F) << 3; - g = (pixel & 0x07E0) >> 3; - b = (pixel & 0xF800) >> 8; - } - else { - r = (pixel & 0xF800) >> 8; - g = (pixel & 0x07E0) >> 3; - b = (pixel & 0x001F) << 3; - } - r = r * 255 / 0xF8; /* fill in low-order bits */ - g = g * 255 / 0xFC; - b = b * 255 / 0xF8; - FX_PixelToR[pixel] = r; - FX_PixelToG[pixel] = g; - FX_PixelToB[pixel] = b; - } + GLuint pixel; + + fxMesa->bgrOrder = bgrOrder; + for (pixel = 0; pixel <= 0xffff; pixel++) { + GLuint r, g, b; + if (bgrOrder) { + r = (pixel & 0x001F) << 3; + g = (pixel & 0x07E0) >> 3; + b = (pixel & 0xF800) >> 8; + } + else { + r = (pixel & 0xF800) >> 8; + g = (pixel & 0x07E0) >> 3; + b = (pixel & 0x001F) << 3; + } + r = r * 255 / 0xF8; /* fill in low-order bits */ + g = g * 255 / 0xFC; + b = b * 255 / 0xF8; + FX_PixelToR[pixel] = r; + FX_PixelToG[pixel] = g; + FX_PixelToB[pixel] = b; + } } @@ -111,78 +112,81 @@ void fxInitPixelTables(fxMesaContext fxMesa, GLboolean bgrOrder) /**********************************************************************/ /* Return buffer size information */ -static void fxDDBufferSize(GLcontext *ctx, GLuint *width, GLuint *height) +static void +fxDDBufferSize(GLcontext * ctx, GLuint * width, GLuint * height) { - fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; + fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx; - if (MESA_VERBOSE&VERBOSE_DRIVER) { - fprintf(stderr,"fxmesa: fxDDBufferSize(...) Start\n"); - } + if (MESA_VERBOSE & VERBOSE_DRIVER) { + fprintf(stderr, "fxmesa: fxDDBufferSize(...) Start\n"); + } - *width=fxMesa->width; - *height=fxMesa->height; + *width = fxMesa->width; + *height = fxMesa->height; - if (MESA_VERBOSE&VERBOSE_DRIVER) { - fprintf(stderr,"fxmesa: fxDDBufferSize(...) End\n"); - } + if (MESA_VERBOSE & VERBOSE_DRIVER) { + fprintf(stderr, "fxmesa: fxDDBufferSize(...) End\n"); + } } /* Implements glClearColor() */ -static void fxDDClearColor(GLcontext *ctx, const GLchan color[4]) +static void +fxDDClearColor(GLcontext * ctx, const GLchan color[4]) { - fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; - GLubyte col[4]; + fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx; + GLubyte col[4]; - if (MESA_VERBOSE&VERBOSE_DRIVER) { - fprintf(stderr,"fxmesa: fxDDClearColor(%d,%d,%d,%d)\n", - color[0], color[1], color[2], color[3]); - } + if (MESA_VERBOSE & VERBOSE_DRIVER) { + fprintf(stderr, "fxmesa: fxDDClearColor(%d,%d,%d,%d)\n", + color[0], color[1], color[2], color[3]); + } - ASSIGN_4V( col, color[0], color[1], color[2], 255 ); - fxMesa->clearC = FXCOLOR4( col ); - fxMesa->clearA = color[3]; + ASSIGN_4V(col, color[0], color[1], color[2], 255); + fxMesa->clearC = FXCOLOR4(col); + fxMesa->clearA = color[3]; } /* Clear the color and/or depth buffers */ -static void fxDDClear(GLcontext *ctx, GLbitfield mask, GLboolean all, - GLint x, GLint y, GLint width, GLint height ) +static void +fxDDClear(GLcontext * ctx, GLbitfield mask, GLboolean all, + GLint x, GLint y, GLint width, GLint height) { - fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; - const GLuint colorMask = *((GLuint *) &ctx->Color.ColorMask); - const FxU16 clearD = (FxU16) (ctx->Depth.Clear * 0xffff); - GLbitfield softwareMask = mask & (DD_STENCIL_BIT | DD_ACCUM_BIT); - - /* we can't clear stencil or accum buffers */ - mask &= ~(DD_STENCIL_BIT | DD_ACCUM_BIT); - - if (MESA_VERBOSE & VERBOSE_DRIVER) { - fprintf(stderr,"fxmesa: fxDDClear(%d,%d,%d,%d)\n", (int) x, (int) y, - (int) width, (int) height); - } - - if (colorMask != 0xffffffff) { - /* do masked color buffer clears in software */ - softwareMask |= (mask & (DD_FRONT_LEFT_BIT | DD_BACK_LEFT_BIT)); - mask &= ~(DD_FRONT_LEFT_BIT | DD_BACK_LEFT_BIT); - } - - /* - * This could probably be done fancier but doing each possible case - * explicitly is less error prone. - */ - switch (mask) { - case DD_BACK_LEFT_BIT | DD_DEPTH_BIT: + fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx; + const GLuint colorMask = *((GLuint *) & ctx->Color.ColorMask); + const FxU16 clearD = (FxU16) (ctx->Depth.Clear * 0xffff); + GLbitfield softwareMask = mask & (DD_STENCIL_BIT | DD_ACCUM_BIT); + + /* we can't clear stencil or accum buffers */ + mask &= ~(DD_STENCIL_BIT | DD_ACCUM_BIT); + + if (MESA_VERBOSE & VERBOSE_DRIVER) { + fprintf(stderr, "fxmesa: fxDDClear(%d,%d,%d,%d)\n", (int) x, (int) y, + (int) width, (int) height); + } + + if (colorMask != 0xffffffff) { + /* do masked color buffer clears in software */ + softwareMask |= (mask & (DD_FRONT_LEFT_BIT | DD_BACK_LEFT_BIT)); + mask &= ~(DD_FRONT_LEFT_BIT | DD_BACK_LEFT_BIT); + } + + /* + * This could probably be done fancier but doing each possible case + * explicitly is less error prone. + */ + switch (mask) { + case DD_BACK_LEFT_BIT | DD_DEPTH_BIT: /* back buffer & depth */ FX_grDepthMask(FXTRUE); FX_grRenderBuffer(GR_BUFFER_BACKBUFFER); FX_grBufferClear(fxMesa->clearC, fxMesa->clearA, clearD); if (!ctx->Depth.Mask) { - FX_grDepthMask(FXFALSE); + FX_grDepthMask(FXFALSE); } break; - case DD_FRONT_LEFT_BIT | DD_DEPTH_BIT: + case DD_FRONT_LEFT_BIT | DD_DEPTH_BIT: /* XXX it appears that the depth buffer isn't cleared when * glRenderBuffer(GR_BUFFER_FRONTBUFFER) is set. * This is a work-around/ @@ -190,32 +194,33 @@ static void fxDDClear(GLcontext *ctx, GLbitfield mask, GLboolean all, /* clear depth */ FX_grDepthMask(FXTRUE); FX_grRenderBuffer(GR_BUFFER_BACKBUFFER); - FX_grColorMask(FXFALSE,FXFALSE); + FX_grColorMask(FXFALSE, FXFALSE); FX_grBufferClear(fxMesa->clearC, fxMesa->clearA, clearD); /* clear front */ - FX_grColorMask(FXTRUE, ctx->Color.ColorMask[ACOMP] && fxMesa->haveAlphaBuffer); + FX_grColorMask(FXTRUE, ctx->Color.ColorMask[ACOMP] + && fxMesa->haveAlphaBuffer); FX_grRenderBuffer(GR_BUFFER_FRONTBUFFER); FX_grBufferClear(fxMesa->clearC, fxMesa->clearA, clearD); break; - case DD_BACK_LEFT_BIT: + case DD_BACK_LEFT_BIT: /* back buffer only */ FX_grDepthMask(FXFALSE); FX_grRenderBuffer(GR_BUFFER_BACKBUFFER); FX_grBufferClear(fxMesa->clearC, fxMesa->clearA, clearD); if (ctx->Depth.Mask) { - FX_grDepthMask(FXTRUE); + FX_grDepthMask(FXTRUE); } break; - case DD_FRONT_LEFT_BIT: + case DD_FRONT_LEFT_BIT: /* front buffer only */ FX_grDepthMask(FXFALSE); FX_grRenderBuffer(GR_BUFFER_FRONTBUFFER); FX_grBufferClear(fxMesa->clearC, fxMesa->clearA, clearD); if (ctx->Depth.Mask) { - FX_grDepthMask(FXTRUE); + FX_grDepthMask(FXTRUE); } break; - case DD_FRONT_LEFT_BIT | DD_BACK_LEFT_BIT: + case DD_FRONT_LEFT_BIT | DD_BACK_LEFT_BIT: /* front and back */ FX_grDepthMask(FXFALSE); FX_grRenderBuffer(GR_BUFFER_BACKBUFFER); @@ -223,10 +228,10 @@ static void fxDDClear(GLcontext *ctx, GLbitfield mask, GLboolean all, FX_grRenderBuffer(GR_BUFFER_FRONTBUFFER); FX_grBufferClear(fxMesa->clearC, fxMesa->clearA, clearD); if (ctx->Depth.Mask) { - FX_grDepthMask(FXTRUE); + FX_grDepthMask(FXTRUE); } break; - case DD_FRONT_LEFT_BIT | DD_BACK_LEFT_BIT | DD_DEPTH_BIT: + case DD_FRONT_LEFT_BIT | DD_BACK_LEFT_BIT | DD_DEPTH_BIT: /* clear front */ FX_grDepthMask(FXFALSE); FX_grRenderBuffer(GR_BUFFER_FRONTBUFFER); @@ -236,282 +241,281 @@ static void fxDDClear(GLcontext *ctx, GLbitfield mask, GLboolean all, FX_grRenderBuffer(GR_BUFFER_BACKBUFFER); FX_grBufferClear(fxMesa->clearC, fxMesa->clearA, clearD); if (!ctx->Depth.Mask) { - FX_grDepthMask(FXFALSE); + FX_grDepthMask(FXFALSE); } break; - case DD_DEPTH_BIT: + case DD_DEPTH_BIT: /* just the depth buffer */ FX_grRenderBuffer(GR_BUFFER_BACKBUFFER); - FX_grColorMask(FXFALSE,FXFALSE); + FX_grColorMask(FXFALSE, FXFALSE); FX_grDepthMask(FXTRUE); FX_grBufferClear(fxMesa->clearC, fxMesa->clearA, clearD); - FX_grColorMask(FXTRUE, ctx->Color.ColorMask[ACOMP] && fxMesa->haveAlphaBuffer); + FX_grColorMask(FXTRUE, ctx->Color.ColorMask[ACOMP] + && fxMesa->haveAlphaBuffer); if (ctx->Color.DrawDestMask & FRONT_LEFT_BIT) - FX_grRenderBuffer(GR_BUFFER_FRONTBUFFER); + FX_grRenderBuffer(GR_BUFFER_FRONTBUFFER); if (!ctx->Depth.Test || !ctx->Depth.Mask) - FX_grDepthMask(FXFALSE); + FX_grDepthMask(FXFALSE); break; - default: + default: /* error */ ; - } + } - /* Clear any remaining buffers: - */ - if (softwareMask) - _swrast_Clear( ctx, softwareMask, all, x, y, width, height ); + /* Clear any remaining buffers: + */ + if (softwareMask) + _swrast_Clear(ctx, softwareMask, all, x, y, width, height); } /* Set the buffer used for drawing */ /* XXX support for separate read/draw buffers hasn't been tested */ -static GLboolean fxDDSetDrawBuffer(GLcontext *ctx, GLenum mode) +static GLboolean +fxDDSetDrawBuffer(GLcontext * ctx, GLenum mode) { - fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; - - if (MESA_VERBOSE&VERBOSE_DRIVER) { - fprintf(stderr,"fxmesa: fxDDSetBuffer(%x)\n", (int) mode); - } - - if (mode == GL_FRONT_LEFT) { - fxMesa->currentFB = GR_BUFFER_FRONTBUFFER; - FX_grRenderBuffer(fxMesa->currentFB); - return GL_TRUE; - } - else if (mode == GL_BACK_LEFT) { - fxMesa->currentFB = GR_BUFFER_BACKBUFFER; - FX_grRenderBuffer(fxMesa->currentFB); - return GL_TRUE; - } - else if (mode == GL_NONE) { - FX_grColorMask(FXFALSE,FXFALSE); - return GL_TRUE; - } - else { - return GL_FALSE; - } + fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx; + + if (MESA_VERBOSE & VERBOSE_DRIVER) { + fprintf(stderr, "fxmesa: fxDDSetBuffer(%x)\n", (int) mode); + } + + if (mode == GL_FRONT_LEFT) { + fxMesa->currentFB = GR_BUFFER_FRONTBUFFER; + FX_grRenderBuffer(fxMesa->currentFB); + return GL_TRUE; + } + else if (mode == GL_BACK_LEFT) { + fxMesa->currentFB = GR_BUFFER_BACKBUFFER; + FX_grRenderBuffer(fxMesa->currentFB); + return GL_TRUE; + } + else if (mode == GL_NONE) { + FX_grColorMask(FXFALSE, FXFALSE); + return GL_TRUE; + } + else { + return GL_FALSE; + } } /* Set the buffer used for reading */ /* XXX support for separate read/draw buffers hasn't been tested */ -static void fxDDSetReadBuffer(GLcontext *ctx, GLframebuffer *buffer, - GLenum mode ) +static void +fxDDSetReadBuffer(GLcontext * ctx, GLframebuffer * buffer, GLenum mode) { - fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; - (void) buffer; - - if (MESA_VERBOSE&VERBOSE_DRIVER) { - fprintf(stderr,"fxmesa: fxDDSetBuffer(%x)\n", (int) mode); - } - - if (mode == GL_FRONT_LEFT) { - fxMesa->currentFB = GR_BUFFER_FRONTBUFFER; - FX_grRenderBuffer(fxMesa->currentFB); - } - else if (mode == GL_BACK_LEFT) { - fxMesa->currentFB = GR_BUFFER_BACKBUFFER; - FX_grRenderBuffer(fxMesa->currentFB); - } + fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx; + (void) buffer; + + if (MESA_VERBOSE & VERBOSE_DRIVER) { + fprintf(stderr, "fxmesa: fxDDSetBuffer(%x)\n", (int) mode); + } + + if (mode == GL_FRONT_LEFT) { + fxMesa->currentFB = GR_BUFFER_FRONTBUFFER; + FX_grRenderBuffer(fxMesa->currentFB); + } + else if (mode == GL_BACK_LEFT) { + fxMesa->currentFB = GR_BUFFER_BACKBUFFER; + FX_grRenderBuffer(fxMesa->currentFB); + } } -static void fxDDDrawBitmap(GLcontext *ctx, GLint px, GLint py, - GLsizei width, GLsizei height, - const struct gl_pixelstore_attrib *unpack, - const GLubyte *bitmap) +static void +fxDDDrawBitmap(GLcontext * ctx, GLint px, GLint py, + GLsizei width, GLsizei height, + const struct gl_pixelstore_attrib *unpack, + const GLubyte * bitmap) { - fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; - GrLfbInfo_t info; - FxU16 color; - const struct gl_pixelstore_attrib *finalUnpack; - struct gl_pixelstore_attrib scissoredUnpack; - - /* check if there's any raster operations enabled which we can't handle */ - if (ctx->Color.AlphaEnabled || - ctx->Color.BlendEnabled || - ctx->Depth.Test || - ctx->Fog.Enabled || - ctx->Color.ColorLogicOpEnabled || - ctx->Stencil.Enabled || - ctx->Scissor.Enabled || - ( ctx->DrawBuffer->UseSoftwareAlphaBuffers && - ctx->Color.ColorMask[ACOMP]) || - ctx->Color.MultiDrawBuffer) - { - _swrast_Bitmap( ctx, px, py, width, height, unpack, bitmap ); - return; - } - - - if (ctx->Scissor.Enabled) { - /* This is a bit tricky, but by carefully adjusting the px, py, - * width, height, skipPixels and skipRows values we can do - * scissoring without special code in the rendering loop. - * - * KW: This code is never reached, see the test above. - */ - - /* we'll construct a new pixelstore struct */ - finalUnpack = &scissoredUnpack; - scissoredUnpack = *unpack; - if (scissoredUnpack.RowLength == 0) - scissoredUnpack.RowLength = width; - - /* clip left */ - if (px < ctx->Scissor.X) { - scissoredUnpack.SkipPixels += (ctx->Scissor.X - px); - width -= (ctx->Scissor.X - px); - px = ctx->Scissor.X; - } - /* clip right */ - if (px + width >= ctx->Scissor.X + ctx->Scissor.Width) { - width -= (px + width - (ctx->Scissor.X + ctx->Scissor.Width)); - } - /* clip bottom */ - if (py < ctx->Scissor.Y) { - scissoredUnpack.SkipRows += (ctx->Scissor.Y - py); - height -= (ctx->Scissor.Y - py); - py = ctx->Scissor.Y; - } - /* clip top */ - if (py + height >= ctx->Scissor.Y + ctx->Scissor.Height) { - height -= (py + height - (ctx->Scissor.Y + ctx->Scissor.Height)); - } - - if (width <= 0 || height <= 0) - return; - } - else { - finalUnpack = unpack; - } - - /* compute pixel value */ - { - GLint r = (GLint) (ctx->Current.RasterColor[0] * 255.0f); - GLint g = (GLint) (ctx->Current.RasterColor[1] * 255.0f); - GLint b = (GLint) (ctx->Current.RasterColor[2] * 255.0f); - /*GLint a = (GLint)(ctx->Current.RasterColor[3]*255.0f);*/ - if (fxMesa->bgrOrder) - color = (FxU16) - ( ((FxU16)0xf8 & b) << (11-3)) | - ( ((FxU16)0xfc & g) << (5-3+1)) | - ( ((FxU16)0xf8 & r) >> 3); - else - color = (FxU16) - ( ((FxU16)0xf8 & r) << (11-3)) | - ( ((FxU16)0xfc & g) << (5-3+1)) | - ( ((FxU16)0xf8 & b) >> 3); - } - - info.size = sizeof(info); - if (!FX_grLfbLock(GR_LFB_WRITE_ONLY, - fxMesa->currentFB, - GR_LFBWRITEMODE_565, - GR_ORIGIN_UPPER_LEFT, - FXFALSE, - &info)) { + fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx; + GrLfbInfo_t info; + FxU16 color; + const struct gl_pixelstore_attrib *finalUnpack; + struct gl_pixelstore_attrib scissoredUnpack; + + /* check if there's any raster operations enabled which we can't handle */ + if (ctx->Color.AlphaEnabled || + ctx->Color.BlendEnabled || + ctx->Depth.Test || + ctx->Fog.Enabled || + ctx->Color.ColorLogicOpEnabled || + ctx->Stencil.Enabled || + ctx->Scissor.Enabled || + (ctx->DrawBuffer->UseSoftwareAlphaBuffers && + ctx->Color.ColorMask[ACOMP]) || ctx->Color.MultiDrawBuffer) { + _swrast_Bitmap(ctx, px, py, width, height, unpack, bitmap); + return; + } + + + if (ctx->Scissor.Enabled) { + /* This is a bit tricky, but by carefully adjusting the px, py, + * width, height, skipPixels and skipRows values we can do + * scissoring without special code in the rendering loop. + * + * KW: This code is never reached, see the test above. + */ + + /* we'll construct a new pixelstore struct */ + finalUnpack = &scissoredUnpack; + scissoredUnpack = *unpack; + if (scissoredUnpack.RowLength == 0) + scissoredUnpack.RowLength = width; + + /* clip left */ + if (px < ctx->Scissor.X) { + scissoredUnpack.SkipPixels += (ctx->Scissor.X - px); + width -= (ctx->Scissor.X - px); + px = ctx->Scissor.X; + } + /* clip right */ + if (px + width >= ctx->Scissor.X + ctx->Scissor.Width) { + width -= (px + width - (ctx->Scissor.X + ctx->Scissor.Width)); + } + /* clip bottom */ + if (py < ctx->Scissor.Y) { + scissoredUnpack.SkipRows += (ctx->Scissor.Y - py); + height -= (ctx->Scissor.Y - py); + py = ctx->Scissor.Y; + } + /* clip top */ + if (py + height >= ctx->Scissor.Y + ctx->Scissor.Height) { + height -= (py + height - (ctx->Scissor.Y + ctx->Scissor.Height)); + } + + if (width <= 0 || height <= 0) + return; + } + else { + finalUnpack = unpack; + } + + /* compute pixel value */ + { + GLint r = (GLint) (ctx->Current.RasterColor[0] * 255.0f); + GLint g = (GLint) (ctx->Current.RasterColor[1] * 255.0f); + GLint b = (GLint) (ctx->Current.RasterColor[2] * 255.0f); + /*GLint a = (GLint)(ctx->Current.RasterColor[3]*255.0f); */ + if (fxMesa->bgrOrder) + color = (FxU16) + (((FxU16) 0xf8 & b) << (11 - 3)) | + (((FxU16) 0xfc & g) << (5 - 3 + 1)) | (((FxU16) 0xf8 & r) >> 3); + else + color = (FxU16) + (((FxU16) 0xf8 & r) << (11 - 3)) | + (((FxU16) 0xfc & g) << (5 - 3 + 1)) | (((FxU16) 0xf8 & b) >> 3); + } + + info.size = sizeof(info); + if (!FX_grLfbLock(GR_LFB_WRITE_ONLY, + fxMesa->currentFB, + GR_LFBWRITEMODE_565, + GR_ORIGIN_UPPER_LEFT, FXFALSE, &info)) { #ifndef FX_SILENT - fprintf(stderr,"fx Driver: error locking the linear frame buffer\n"); + fprintf(stderr, "fx Driver: error locking the linear frame buffer\n"); #endif - return; - } - - { - const GLint winX = 0; - const GLint winY = fxMesa->height - 1; - /* The dest stride depends on the hardware and whether we're drawing - * to the front or back buffer. This compile-time test seems to do - * the job for now. - */ - const GLint dstStride = info.strideInBytes / 2; /* stride in GLushorts */ - - GLint row; - /* compute dest address of bottom-left pixel in bitmap */ - GLushort *dst = (GLushort *) info.lfbPtr - + (winY - py) * dstStride - + (winX + px); - - for (row = 0; row < height; row++) { - const GLubyte *src = (const GLubyte *) _mesa_image_address( finalUnpack, - bitmap, width, height, GL_COLOR_INDEX, GL_BITMAP, 0, row, 0 ); - if (finalUnpack->LsbFirst) { - /* least significan bit first */ - GLubyte mask = 1U << (finalUnpack->SkipPixels & 0x7); - GLint col; - for (col=0; col<width; col++) { - if (*src & mask) { - dst[col] = color; - } - if (mask == 128U) { - src++; - mask = 1U; - } - else { - mask = mask << 1; - } - } - if (mask != 1) - src++; - } - else { - /* most significan bit first */ - GLubyte mask = 128U >> (finalUnpack->SkipPixels & 0x7); - GLint col; - for (col=0; col<width; col++) { - if (*src & mask) { - dst[col] = color; - } - if (mask == 1U) { - src++; - mask = 128U; - } - else { - mask = mask >> 1; - } - } - if (mask != 128) - src++; + return; + } + + { + const GLint winX = 0; + const GLint winY = fxMesa->height - 1; + /* The dest stride depends on the hardware and whether we're drawing + * to the front or back buffer. This compile-time test seems to do + * the job for now. + */ + const GLint dstStride = info.strideInBytes / 2; /* stride in GLushorts */ + + GLint row; + /* compute dest address of bottom-left pixel in bitmap */ + GLushort *dst = (GLushort *) info.lfbPtr + + (winY - py) * dstStride + (winX + px); + + for (row = 0; row < height; row++) { + const GLubyte *src = + (const GLubyte *) _mesa_image_address(finalUnpack, + bitmap, width, height, + GL_COLOR_INDEX, GL_BITMAP, + 0, row, 0); + if (finalUnpack->LsbFirst) { + /* least significan bit first */ + GLubyte mask = 1U << (finalUnpack->SkipPixels & 0x7); + GLint col; + for (col = 0; col < width; col++) { + if (*src & mask) { + dst[col] = color; + } + if (mask == 128U) { + src++; + mask = 1U; + } + else { + mask = mask << 1; + } + } + if (mask != 1) + src++; + } + else { + /* most significan bit first */ + GLubyte mask = 128U >> (finalUnpack->SkipPixels & 0x7); + GLint col; + for (col = 0; col < width; col++) { + if (*src & mask) { + dst[col] = color; + } + if (mask == 1U) { + src++; + mask = 128U; + } + else { + mask = mask >> 1; + } + } + if (mask != 128) + src++; + } + dst -= dstStride; } - dst -= dstStride; - } - } + } - FX_grLfbUnlock(GR_LFB_WRITE_ONLY,fxMesa->currentFB); + FX_grLfbUnlock(GR_LFB_WRITE_ONLY, fxMesa->currentFB); } -static void fxDDReadPixels( GLcontext *ctx, GLint x, GLint y, - GLsizei width, GLsizei height, - GLenum format, GLenum type, - const struct gl_pixelstore_attrib *packing, - GLvoid *dstImage ) +static void +fxDDReadPixels(GLcontext * ctx, GLint x, GLint y, + GLsizei width, GLsizei height, + GLenum format, GLenum type, + const struct gl_pixelstore_attrib *packing, GLvoid * dstImage) { if (ctx->_ImageTransferState) { - _swrast_ReadPixels( ctx, x, y, width, height, format, type, - packing, dstImage ); - return; + _swrast_ReadPixels(ctx, x, y, width, height, format, type, + packing, dstImage); + return; } else { - fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; + fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx; GrLfbInfo_t info; BEGIN_BOARD_LOCK(); if (grLfbLock(GR_LFB_READ_ONLY, fxMesa->currentFB, GR_LFBWRITEMODE_ANY, - GR_ORIGIN_UPPER_LEFT, - FXFALSE, - &info)) { + GR_ORIGIN_UPPER_LEFT, FXFALSE, &info)) { const GLint winX = 0; const GLint winY = fxMesa->height - 1; - const GLint srcStride = info.strideInBytes / 2; /* stride in GLushorts */ + const GLint srcStride = info.strideInBytes / 2; /* stride in GLushorts */ const GLushort *src = (const GLushort *) info.lfbPtr + (winY - y) * srcStride + (winX + x); GLubyte *dst = (GLubyte *) _mesa_image_address(packing, dstImage, - width, height, format, type, 0, 0, 0); - GLint dstStride = _mesa_image_row_stride(packing, width, format, type); + width, height, format, + type, 0, 0, 0); + GLint dstStride = + _mesa_image_row_stride(packing, width, format, type); if (format == GL_RGB && type == GL_UNSIGNED_BYTE) { /* convert 5R6G5B into 8R8G8B */ @@ -532,7 +536,7 @@ static void fxDDReadPixels( GLcontext *ctx, GLint x, GLint y, *d++ = FX_PixelToB[pixel1]; } if (extraPixel) { - GLushort pixel = src[width-1]; + GLushort pixel = src[width - 1]; *d++ = FX_PixelToR[pixel]; *d++ = FX_PixelToG[pixel]; *d++ = FX_PixelToB[pixel]; @@ -562,7 +566,7 @@ static void fxDDReadPixels( GLcontext *ctx, GLint x, GLint y, *d++ = 255; } if (extraPixel) { - const GLushort pixel = src[width-1]; + const GLushort pixel = src[width - 1]; *d++ = FX_PixelToR[pixel]; *d++ = FX_PixelToG[pixel]; *d++ = FX_PixelToB[pixel]; @@ -585,8 +589,8 @@ static void fxDDReadPixels( GLcontext *ctx, GLint x, GLint y, else { grLfbUnlock(GR_LFB_READ_ONLY, fxMesa->currentFB); END_BOARD_LOCK(); - _swrast_ReadPixels( ctx, x, y, width, height, format, type, - packing, dstImage ); + _swrast_ReadPixels(ctx, x, y, width, height, format, type, + packing, dstImage); return; } @@ -598,9 +602,10 @@ static void fxDDReadPixels( GLcontext *ctx, GLint x, GLint y, -static void fxDDFinish(GLcontext *ctx) +static void +fxDDFinish(GLcontext * ctx) { - FX_grFlush(); + FX_grFlush(); } @@ -611,70 +616,70 @@ static void fxDDFinish(GLcontext *ctx) * checks for this rather than doing a glGet(GL_MAX_TEXTURE_SIZE). * Why? */ -static const GLubyte *fxDDGetString(GLcontext *ctx, GLenum name) +static const GLubyte * +fxDDGetString(GLcontext * ctx, GLenum name) { - switch (name) { - case GL_RENDERER: + switch (name) { + case GL_RENDERER: { - static char buf[80]; - - if (glbHWConfig.SSTs[glbCurrentBoard].type==GR_SSTTYPE_VOODOO) { - GrVoodooConfig_t *vc = - &glbHWConfig.SSTs[glbCurrentBoard].sstBoard.VoodooConfig; - - sprintf(buf, - "Mesa Glide v0.30 Voodoo_Graphics %d " - "CARD/%d FB/%d TM/%d TMU/%s", - glbCurrentBoard, - (vc->sliDetect ? (vc->fbRam*2) : vc->fbRam), - (vc->tmuConfig[GR_TMU0].tmuRam + - ((vc->nTexelfx>1) ? vc->tmuConfig[GR_TMU1].tmuRam : 0)), - vc->nTexelfx, - (vc->sliDetect ? "SLI" : "NOSLI")); - } - else if (glbHWConfig.SSTs[glbCurrentBoard].type==GR_SSTTYPE_SST96) { - GrSst96Config_t *sc = - &glbHWConfig.SSTs[glbCurrentBoard].sstBoard.SST96Config; - - sprintf(buf, - "Glide v0.30 Voodoo_Rush %d " - "CARD/%d FB/%d TM/%d TMU/NOSLI", - glbCurrentBoard, - sc->fbRam, - sc->tmuConfig.tmuRam, - sc->nTexelfx); - } - else { - strcpy(buf, "Glide v0.30 UNKNOWN"); - } - return (GLubyte *) buf; + static char buf[80]; + + if (glbHWConfig.SSTs[glbCurrentBoard].type == GR_SSTTYPE_VOODOO) { + GrVoodooConfig_t *vc = + &glbHWConfig.SSTs[glbCurrentBoard].sstBoard.VoodooConfig; + + sprintf(buf, + "Mesa Glide v0.30 Voodoo_Graphics %d " + "CARD/%d FB/%d TM/%d TMU/%s", + glbCurrentBoard, + (vc->sliDetect ? (vc->fbRam * 2) : vc->fbRam), + (vc->tmuConfig[GR_TMU0].tmuRam + + ((vc->nTexelfx > 1) ? vc->tmuConfig[GR_TMU1]. + tmuRam : 0)), vc->nTexelfx, + (vc->sliDetect ? "SLI" : "NOSLI")); + } + else if (glbHWConfig.SSTs[glbCurrentBoard].type == GR_SSTTYPE_SST96) { + GrSst96Config_t *sc = + &glbHWConfig.SSTs[glbCurrentBoard].sstBoard.SST96Config; + + sprintf(buf, + "Glide v0.30 Voodoo_Rush %d " + "CARD/%d FB/%d TM/%d TMU/NOSLI", + glbCurrentBoard, + sc->fbRam, sc->tmuConfig.tmuRam, sc->nTexelfx); + } + else { + strcpy(buf, "Glide v0.30 UNKNOWN"); + } + return (GLubyte *) buf; } - default: + default: return NULL; - } + } } static const struct gl_pipeline_stage *fx_pipeline[] = { - &_tnl_vertex_transform_stage, /* TODO: Add the fastpath here */ - &_tnl_normal_transform_stage, - &_tnl_lighting_stage, + &_tnl_vertex_transform_stage, /* TODO: Add the fastpath here */ + &_tnl_normal_transform_stage, + &_tnl_lighting_stage, &_tnl_fog_coordinate_stage, /* TODO: Omit fog stage */ - &_tnl_texgen_stage, - &_tnl_texture_transform_stage, - &_tnl_point_attenuation_stage, - &_tnl_render_stage, + &_tnl_texgen_stage, + &_tnl_texture_transform_stage, + &_tnl_point_attenuation_stage, + &_tnl_render_stage, 0, }; -int fxDDInitFxMesaContext( fxMesaContext fxMesa ) +int +fxDDInitFxMesaContext(fxMesaContext fxMesa) { int i; static int firsttime = 1; - for (i = 0 ; i < 256 ; i++) { + for (i = 0; i < 256; i++) { gl_ubyte_to_float_255_color_tab[i] = (float) i; } @@ -694,130 +699,134 @@ int fxDDInitFxMesaContext( fxMesaContext fxMesa ) if (!getenv("FX_DONT_FAKE_MULTITEX")) fxMesa->emulateTwoTMUs = GL_TRUE; - if(getenv("FX_GLIDE_SWAPINTERVAL")) - fxMesa->swapInterval=atoi(getenv("FX_GLIDE_SWAPINTERVAL")); + if (getenv("FX_GLIDE_SWAPINTERVAL")) + fxMesa->swapInterval = atoi(getenv("FX_GLIDE_SWAPINTERVAL")); else - fxMesa->swapInterval=1; + fxMesa->swapInterval = 1; - if(getenv("MESA_FX_SWAP_PENDING")) - fxMesa->maxPendingSwapBuffers=atoi(getenv("MESA_FX_SWAP_PENDING")); + if (getenv("MESA_FX_SWAP_PENDING")) + fxMesa->maxPendingSwapBuffers = atoi(getenv("MESA_FX_SWAP_PENDING")); else - fxMesa->maxPendingSwapBuffers=2; + fxMesa->maxPendingSwapBuffers = 2; - if(getenv("MESA_FX_INFO")) - fxMesa->verbose=GL_TRUE; + if (getenv("MESA_FX_INFO")) + fxMesa->verbose = GL_TRUE; else - fxMesa->verbose=GL_FALSE; + fxMesa->verbose = GL_FALSE; - fxMesa->color=0xffffffff; - fxMesa->clearC=0; - fxMesa->clearA=0; + fxMesa->color = 0xffffffff; + fxMesa->clearC = 0; + fxMesa->clearA = 0; - fxMesa->stats.swapBuffer=0; - fxMesa->stats.reqTexUpload=0; - fxMesa->stats.texUpload=0; - fxMesa->stats.memTexUpload=0; + fxMesa->stats.swapBuffer = 0; + fxMesa->stats.reqTexUpload = 0; + fxMesa->stats.texUpload = 0; + fxMesa->stats.memTexUpload = 0; - fxMesa->tmuSrc=FX_TMU_NONE; - fxMesa->lastUnitsMode=FX_UM_NONE; + fxMesa->tmuSrc = FX_TMU_NONE; + fxMesa->lastUnitsMode = FX_UM_NONE; fxTMInit(fxMesa); /* FX units setup */ - fxMesa->unitsState.alphaTestEnabled=GL_FALSE; - fxMesa->unitsState.alphaTestFunc=GR_CMP_ALWAYS; - fxMesa->unitsState.alphaTestRefValue=0; + fxMesa->unitsState.alphaTestEnabled = GL_FALSE; + fxMesa->unitsState.alphaTestFunc = GR_CMP_ALWAYS; + fxMesa->unitsState.alphaTestRefValue = 0; - fxMesa->unitsState.blendEnabled=GL_FALSE; - fxMesa->unitsState.blendSrcFuncRGB=GR_BLEND_ONE; - fxMesa->unitsState.blendDstFuncRGB=GR_BLEND_ZERO; - fxMesa->unitsState.blendSrcFuncAlpha=GR_BLEND_ONE; - fxMesa->unitsState.blendDstFuncAlpha=GR_BLEND_ZERO; + fxMesa->unitsState.blendEnabled = GL_FALSE; + fxMesa->unitsState.blendSrcFuncRGB = GR_BLEND_ONE; + fxMesa->unitsState.blendDstFuncRGB = GR_BLEND_ZERO; + fxMesa->unitsState.blendSrcFuncAlpha = GR_BLEND_ONE; + fxMesa->unitsState.blendDstFuncAlpha = GR_BLEND_ZERO; - fxMesa->unitsState.depthTestEnabled =GL_FALSE; - fxMesa->unitsState.depthMask =GL_TRUE; - fxMesa->unitsState.depthTestFunc =GR_CMP_LESS; + fxMesa->unitsState.depthTestEnabled = GL_FALSE; + fxMesa->unitsState.depthMask = GL_TRUE; + fxMesa->unitsState.depthTestFunc = GR_CMP_LESS; FX_grColorMask(FXTRUE, fxMesa->haveAlphaBuffer ? FXTRUE : FXFALSE); - if(fxMesa->haveDoubleBuffer) { - fxMesa->currentFB=GR_BUFFER_BACKBUFFER; + if (fxMesa->haveDoubleBuffer) { + fxMesa->currentFB = GR_BUFFER_BACKBUFFER; FX_grRenderBuffer(GR_BUFFER_BACKBUFFER); - } else { - fxMesa->currentFB=GR_BUFFER_FRONTBUFFER; + } + else { + fxMesa->currentFB = GR_BUFFER_FRONTBUFFER; FX_grRenderBuffer(GR_BUFFER_FRONTBUFFER); } - + fxMesa->state = malloc(FX_grGetInteger(FX_GLIDE_STATE_SIZE)); - fxMesa->fogTable = malloc(FX_grGetInteger(FX_FOG_TABLE_ENTRIES) * + fxMesa->fogTable = malloc(FX_grGetInteger(FX_FOG_TABLE_ENTRIES) * sizeof(GrFog_t)); - + if (!fxMesa->state || !fxMesa->fogTable) { - if (fxMesa->state) free(fxMesa->state); - if (fxMesa->fogTable) free(fxMesa->fogTable); + if (fxMesa->state) + free(fxMesa->state); + if (fxMesa->fogTable) + free(fxMesa->fogTable); return 0; } - if(fxMesa->haveZBuffer) + if (fxMesa->haveZBuffer) FX_grDepthBufferMode(GR_DEPTHBUFFER_ZBUFFER); #if (!FXMESA_USE_ARGB) - FX_grLfbWriteColorFormat(GR_COLORFORMAT_ABGR); /* Not every Glide has this */ + FX_grLfbWriteColorFormat(GR_COLORFORMAT_ABGR); /* Not every Glide has this */ #endif - fxMesa->textureAlign=FX_grGetInteger(FX_TEXTURE_ALIGN); - fxMesa->glCtx->Const.MaxTextureLevels=9; - fxMesa->glCtx->Const.MaxTextureSize=256; - fxMesa->glCtx->Const.MaxTextureUnits=fxMesa->emulateTwoTMUs ? 2 : 1; + fxMesa->textureAlign = FX_grGetInteger(FX_TEXTURE_ALIGN); + fxMesa->glCtx->Const.MaxTextureLevels = 9; + fxMesa->glCtx->Const.MaxTextureSize = 256; + fxMesa->glCtx->Const.MaxTextureUnits = fxMesa->emulateTwoTMUs ? 2 : 1; fxMesa->new_state = _NEW_ALL; /* Initialize the software rasterizer and helper modules. */ - _swrast_CreateContext( fxMesa->glCtx ); - _ac_CreateContext( fxMesa->glCtx ); - _tnl_CreateContext( fxMesa->glCtx ); - _swsetup_CreateContext( fxMesa->glCtx ); + _swrast_CreateContext(fxMesa->glCtx); + _ac_CreateContext(fxMesa->glCtx); + _tnl_CreateContext(fxMesa->glCtx); + _swsetup_CreateContext(fxMesa->glCtx); + + _tnl_destroy_pipeline(fxMesa->glCtx); + _tnl_install_pipeline(fxMesa->glCtx, fx_pipeline); - _tnl_destroy_pipeline( fxMesa->glCtx ); - _tnl_install_pipeline( fxMesa->glCtx, fx_pipeline ); - - fxAllocVB( fxMesa->glCtx ); + fxAllocVB(fxMesa->glCtx); fxSetupDDPointers(fxMesa->glCtx); /* Tell the software rasterizer to use pixel fog always. */ - _swrast_allow_vertex_fog( fxMesa->glCtx, GL_FALSE ); - _swrast_allow_pixel_fog( fxMesa->glCtx, GL_TRUE ); + _swrast_allow_vertex_fog(fxMesa->glCtx, GL_FALSE); + _swrast_allow_pixel_fog(fxMesa->glCtx, GL_TRUE); /* Tell tnl not to calculate or use vertex fog factors. (Needed to * tell render stage not to clip fog coords). */ /* _tnl_calculate_vertex_fog( fxMesa->glCtx, GL_FALSE ); */ - fxDDInitExtensions(fxMesa->glCtx); + fxDDInitExtensions(fxMesa->glCtx); #ifdef FXVTXFMT fxDDInitVtxfmt(fxMesa->glCtx); #endif - FX_grGlideGetState((GrState*)fxMesa->state); + FX_grGlideGetState((GrState *) fxMesa->state); /* Run the config file */ - _mesa_context_initialize( fxMesa->glCtx ); + _mesa_context_initialize(fxMesa->glCtx); return 1; } /* Undo the above. */ -void fxDDDestroyFxMesaContext( fxMesaContext fxMesa ) +void +fxDDDestroyFxMesaContext(fxMesaContext fxMesa) { - _swsetup_DestroyContext( fxMesa->glCtx ); - _tnl_DestroyContext( fxMesa->glCtx ); - _ac_DestroyContext( fxMesa->glCtx ); - _swrast_DestroyContext( fxMesa->glCtx ); + _swsetup_DestroyContext(fxMesa->glCtx); + _tnl_DestroyContext(fxMesa->glCtx); + _ac_DestroyContext(fxMesa->glCtx); + _swrast_DestroyContext(fxMesa->glCtx); - if (fxMesa->state) + if (fxMesa->state) free(fxMesa->state); if (fxMesa->fogTable) free(fxMesa->fogTable); @@ -828,12 +837,13 @@ void fxDDDestroyFxMesaContext( fxMesaContext fxMesa ) -void fxDDInitExtensions( GLcontext *ctx ) +void +fxDDInitExtensions(GLcontext * ctx) { - fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; + fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx; _mesa_add_extension(ctx, GL_TRUE, "3DFX_set_global_palette", 0); - _mesa_enable_extension(ctx, "GL_EXT_point_parameters"); + _mesa_enable_extension(ctx, "GL_EXT_point_parameters"); _mesa_enable_extension(ctx, "GL_EXT_paletted_texture"); _mesa_enable_extension(ctx, "GL_EXT_texture_lod_bias"); _mesa_enable_extension(ctx, "GL_EXT_shared_texture_palette"); @@ -854,112 +864,115 @@ void fxDDInitExtensions( GLcontext *ctx ) * * Performs similar work to fxDDChooseRenderState() - should be merged. */ -static GLboolean fxIsInHardware(GLcontext *ctx) +static GLboolean +fxIsInHardware(GLcontext * ctx) { - fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; + fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx; if (ctx->RenderMode != GL_RENDER) - return GL_FALSE; - - if (ctx->Stencil.Enabled || - ctx->Color.MultiDrawBuffer || - ((ctx->Color.BlendEnabled) && (ctx->Color.BlendEquation!=GL_FUNC_ADD_EXT)) || - ((ctx->Color.ColorLogicOpEnabled) && (ctx->Color.LogicOp!=GL_COPY)) || - (ctx->Light.Model.ColorControl==GL_SEPARATE_SPECULAR_COLOR) || - (!((ctx->Color.ColorMask[RCOMP]==ctx->Color.ColorMask[GCOMP]) && - (ctx->Color.ColorMask[GCOMP]==ctx->Color.ColorMask[BCOMP]) && - (ctx->Color.ColorMask[ACOMP]==ctx->Color.ColorMask[ACOMP]))) - ) - { - return GL_FALSE; - } - /* Unsupported texture/multitexture cases */ - - if (fxMesa->emulateTwoTMUs) { - if (ctx->Texture._ReallyEnabled & (TEXTURE0_3D | TEXTURE1_3D)) - return GL_FALSE; /* can't do 3D textures */ - if (ctx->Texture._ReallyEnabled & (TEXTURE0_1D | TEXTURE1_1D)) - return GL_FALSE; /* can't do 1D textures */ - - if (ctx->Texture._ReallyEnabled & TEXTURE0_2D) { - if (ctx->Texture.Unit[0].EnvMode == GL_BLEND && - (ctx->Texture._ReallyEnabled & TEXTURE1_2D || - ctx->Texture.Unit[0].EnvColor[0] != 0 || - ctx->Texture.Unit[0].EnvColor[1] != 0 || - ctx->Texture.Unit[0].EnvColor[2] != 0 || - ctx->Texture.Unit[0].EnvColor[3] != 1)) { - return GL_FALSE; + return GL_FALSE; + + if (ctx->Stencil.Enabled || + ctx->Color.MultiDrawBuffer || + ((ctx->Color.BlendEnabled) + && (ctx->Color.BlendEquation != GL_FUNC_ADD_EXT)) + || ((ctx->Color.ColorLogicOpEnabled) + && (ctx->Color.LogicOp != GL_COPY)) + || (ctx->Light.Model.ColorControl == GL_SEPARATE_SPECULAR_COLOR) + || + (!((ctx-> + Color.ColorMask[RCOMP] == ctx->Color.ColorMask[GCOMP]) + && (ctx->Color.ColorMask[GCOMP] == ctx->Color.ColorMask[BCOMP]) + && (ctx->Color.ColorMask[ACOMP] == ctx->Color.ColorMask[ACOMP]))) + ) { + return GL_FALSE; + } + /* Unsupported texture/multitexture cases */ + + if (fxMesa->emulateTwoTMUs) { + if (ctx->Texture._ReallyEnabled & (TEXTURE0_3D | TEXTURE1_3D)) + return GL_FALSE; /* can't do 3D textures */ + if (ctx->Texture._ReallyEnabled & (TEXTURE0_1D | TEXTURE1_1D)) + return GL_FALSE; /* can't do 1D textures */ + + if (ctx->Texture._ReallyEnabled & TEXTURE0_2D) { + if (ctx->Texture.Unit[0].EnvMode == GL_BLEND && + (ctx->Texture._ReallyEnabled & TEXTURE1_2D || + ctx->Texture.Unit[0].EnvColor[0] != 0 || + ctx->Texture.Unit[0].EnvColor[1] != 0 || + ctx->Texture.Unit[0].EnvColor[2] != 0 || + ctx->Texture.Unit[0].EnvColor[3] != 1)) { + return GL_FALSE; + } + if (ctx->Texture.Unit[0]._Current->Image[0]->Border > 0) + return GL_FALSE; } - if (ctx->Texture.Unit[0]._Current->Image[0]->Border > 0) - return GL_FALSE; - } - - if (ctx->Texture._ReallyEnabled & TEXTURE1_2D) { - if (ctx->Texture.Unit[1].EnvMode == GL_BLEND) - return GL_FALSE; - if (ctx->Texture.Unit[0]._Current->Image[0]->Border > 0) - return GL_FALSE; - } - - if (MESA_VERBOSE & (VERBOSE_DRIVER|VERBOSE_TEXTURE)) - fprintf(stderr, "fxMesa: fxIsInHardware, envmode is %s/%s\n", - _mesa_lookup_enum_by_nr(ctx->Texture.Unit[0].EnvMode), - _mesa_lookup_enum_by_nr(ctx->Texture.Unit[1].EnvMode)); - - /* KW: This was wrong (I think) and I changed it... which doesn't mean - * it is now correct... - */ - if((ctx->_Enabled & (TEXTURE0_1D | TEXTURE0_2D | TEXTURE0_3D)) && - (ctx->_Enabled & (TEXTURE1_1D | TEXTURE1_2D | TEXTURE1_3D))) - { - /* Can't use multipass to blend a multitextured triangle - fall - * back to software. - */ - if (!fxMesa->haveTwoTMUs && ctx->Color.BlendEnabled) { - return GL_FALSE; + + if (ctx->Texture._ReallyEnabled & TEXTURE1_2D) { + if (ctx->Texture.Unit[1].EnvMode == GL_BLEND) + return GL_FALSE; + if (ctx->Texture.Unit[0]._Current->Image[0]->Border > 0) + return GL_FALSE; } - - if ((ctx->Texture.Unit[0].EnvMode!=ctx->Texture.Unit[1].EnvMode) && - (ctx->Texture.Unit[0].EnvMode!=GL_MODULATE) && - (ctx->Texture.Unit[0].EnvMode!=GL_REPLACE)) /* q2, seems ok... */ - { - if (MESA_VERBOSE&VERBOSE_DRIVER) - fprintf(stderr, "fxMesa: unsupported multitex env mode\n"); - return GL_FALSE; - } - } - } else { - if((ctx->_Enabled & (TEXTURE1_1D | TEXTURE1_2D | TEXTURE1_3D)) || - /* Not very well written ... */ - ((ctx->_Enabled & TEXTURE0_1D) && - (!(ctx->_Enabled & TEXTURE0_2D))) - ) { - return GL_FALSE; - } + if (MESA_VERBOSE & (VERBOSE_DRIVER | VERBOSE_TEXTURE)) + fprintf(stderr, "fxMesa: fxIsInHardware, envmode is %s/%s\n", + _mesa_lookup_enum_by_nr(ctx->Texture.Unit[0].EnvMode), + _mesa_lookup_enum_by_nr(ctx->Texture.Unit[1].EnvMode)); + + /* KW: This was wrong (I think) and I changed it... which doesn't mean + * it is now correct... + */ + if ((ctx->_Enabled & (TEXTURE0_1D | TEXTURE0_2D | TEXTURE0_3D)) && + (ctx->_Enabled & (TEXTURE1_1D | TEXTURE1_2D | TEXTURE1_3D))) { + /* Can't use multipass to blend a multitextured triangle - fall + * back to software. + */ + if (!fxMesa->haveTwoTMUs && ctx->Color.BlendEnabled) { + return GL_FALSE; + } + + if ((ctx->Texture.Unit[0].EnvMode != ctx->Texture.Unit[1].EnvMode) && + (ctx->Texture.Unit[0].EnvMode != GL_MODULATE) && + (ctx->Texture.Unit[0].EnvMode != GL_REPLACE)) { /* q2, seems ok... */ + if (MESA_VERBOSE & VERBOSE_DRIVER) + fprintf(stderr, "fxMesa: unsupported multitex env mode\n"); + return GL_FALSE; + } + } + } + else { + if ((ctx->_Enabled & (TEXTURE1_1D | TEXTURE1_2D | TEXTURE1_3D)) || + /* Not very well written ... */ + ((ctx->_Enabled & TEXTURE0_1D) && (!(ctx->_Enabled & TEXTURE0_2D))) + ) { + return GL_FALSE; + } - if((ctx->Texture._ReallyEnabled & TEXTURE0_2D) && - (ctx->Texture.Unit[0].EnvMode==GL_BLEND)) { - return GL_FALSE; - } - } - return GL_TRUE; + if ((ctx->Texture._ReallyEnabled & TEXTURE0_2D) && + (ctx->Texture.Unit[0].EnvMode == GL_BLEND)) { + return GL_FALSE; + } + } + + return GL_TRUE; } -static void update_texture_scales( GLcontext *ctx ) +static void +update_texture_scales(GLcontext * ctx) { fxMesaContext fxMesa = FX_CONTEXT(ctx); struct gl_texture_unit *t0 = &ctx->Texture.Unit[fxMesa->tmu_source[0]]; struct gl_texture_unit *t1 = &ctx->Texture.Unit[fxMesa->tmu_source[1]]; - + if (t0 && t0->_Current && FX_TEXTURE_DATA(t0)) { fxMesa->s0scale = FX_TEXTURE_DATA(t0)->sScale; fxMesa->t0scale = FX_TEXTURE_DATA(t0)->tScale; fxMesa->inv_s0scale = 1.0 / fxMesa->s0scale; fxMesa->inv_t0scale = 1.0 / fxMesa->t0scale; } - + if (t1 && t1->_Current && FX_TEXTURE_DATA(t1)) { fxMesa->s1scale = FX_TEXTURE_DATA(t1)->sScale; fxMesa->t1scale = FX_TEXTURE_DATA(t1)->tScale; @@ -968,113 +981,116 @@ static void update_texture_scales( GLcontext *ctx ) } } -static void fxDDUpdateDDPointers(GLcontext *ctx, GLuint new_state) +static void +fxDDUpdateDDPointers(GLcontext * ctx, GLuint new_state) { fxMesaContext fxMesa = FX_CONTEXT(ctx); - _swrast_InvalidateState( ctx, new_state ); - _ac_InvalidateState( ctx, new_state ); - _tnl_InvalidateState( ctx, new_state ); - _swsetup_InvalidateState( ctx, new_state ); + _swrast_InvalidateState(ctx, new_state); + _ac_InvalidateState(ctx, new_state); + _tnl_InvalidateState(ctx, new_state); + _swsetup_InvalidateState(ctx, new_state); /* Recalculate fog table on projection matrix changes. This used to * be triggered by the NearFar callback. */ - if (new_state & _NEW_PROJECTION) + if (new_state & _NEW_PROJECTION) fxMesa->new_state |= FX_NEW_FOG; if (new_state & (_FX_NEW_IS_IN_HARDWARE | _FX_NEW_RENDERSTATE | - _FX_NEW_SETUP_FUNCTION | - _NEW_TEXTURE)) - { - fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; + _FX_NEW_SETUP_FUNCTION | _NEW_TEXTURE)) { + fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx; if (new_state & _FX_NEW_IS_IN_HARDWARE) fxMesa->is_in_hardware = fxIsInHardware(ctx); - + if (fxMesa->new_state) fxSetupFXUnits(ctx); - if (new_state & _FX_NEW_RENDERSTATE) - fxDDChooseRenderState( ctx ); - + if (new_state & _FX_NEW_RENDERSTATE) + fxDDChooseRenderState(ctx); + if (new_state & _FX_NEW_SETUP_FUNCTION) - ctx->Driver.BuildProjectedVertices = fx_validate_BuildProjVerts; + ctx->Driver.BuildProjectedVertices = fx_validate_BuildProjVerts; - if (new_state & _NEW_TEXTURE) - update_texture_scales( ctx ); + if (new_state & _NEW_TEXTURE) + update_texture_scales(ctx); } #ifdef FXVTXFMT if (fxMesa->allow_vfmt) { if (new_state & _NEW_LIGHT) - fx_update_lighting( ctx ); + fx_update_lighting(ctx); if (new_state & _FX_NEW_VTXFMT) - fxDDCheckVtxfmt( ctx ); + fxDDCheckVtxfmt(ctx); } #endif } -static void fxDDRenderPrimitive( GLcontext *ctx, GLenum mode ) +static void +fxDDRenderPrimitive(GLcontext * ctx, GLenum mode) { - fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; + fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx; if (!fxMesa->is_in_hardware) { - _swsetup_RenderPrimitive( ctx, mode ); - } + _swsetup_RenderPrimitive(ctx, mode); + } else { fxMesa->render_prim = mode; - } + } } -static void fxDDRenderStart( GLcontext *ctx ) +static void +fxDDRenderStart(GLcontext * ctx) { - fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; + fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx; - _swsetup_RenderStart( ctx ); + _swsetup_RenderStart(ctx); if (fxMesa->new_state) { - fxSetupFXUnits( ctx ); + fxSetupFXUnits(ctx); } } -static void fxDDRenderFinish( GLcontext *ctx ) +static void +fxDDRenderFinish(GLcontext * ctx) { - fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; + fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx; if (!fxMesa->is_in_hardware) { - _swsetup_RenderFinish( ctx ); - } + _swsetup_RenderFinish(ctx); + } } -void fxSetupDDPointers(GLcontext *ctx) +void +fxSetupDDPointers(GLcontext * ctx) { - if (MESA_VERBOSE&VERBOSE_DRIVER) { - fprintf(stderr,"fxmesa: fxSetupDDPointers()\n"); + if (MESA_VERBOSE & VERBOSE_DRIVER) { + fprintf(stderr, "fxmesa: fxSetupDDPointers()\n"); } - ctx->Driver.UpdateState=fxDDUpdateDDPointers; + ctx->Driver.UpdateState = fxDDUpdateDDPointers; - ctx->Driver.WriteDepthSpan=fxDDWriteDepthSpan; - ctx->Driver.WriteDepthPixels=fxDDWriteDepthPixels; - ctx->Driver.ReadDepthSpan=fxDDReadDepthSpan; - ctx->Driver.ReadDepthPixels=fxDDReadDepthPixels; + ctx->Driver.WriteDepthSpan = fxDDWriteDepthSpan; + ctx->Driver.WriteDepthPixels = fxDDWriteDepthPixels; + ctx->Driver.ReadDepthSpan = fxDDReadDepthSpan; + ctx->Driver.ReadDepthPixels = fxDDReadDepthPixels; - ctx->Driver.GetString=fxDDGetString; + ctx->Driver.GetString = fxDDGetString; - ctx->Driver.ClearIndex=NULL; - ctx->Driver.ClearColor=fxDDClearColor; - ctx->Driver.Clear=fxDDClear; + ctx->Driver.ClearIndex = NULL; + ctx->Driver.ClearColor = fxDDClearColor; + ctx->Driver.Clear = fxDDClear; - ctx->Driver.SetDrawBuffer=fxDDSetDrawBuffer; - ctx->Driver.SetReadBuffer=fxDDSetReadBuffer; - ctx->Driver.GetBufferSize=fxDDBufferSize; + ctx->Driver.SetDrawBuffer = fxDDSetDrawBuffer; + ctx->Driver.SetReadBuffer = fxDDSetReadBuffer; + ctx->Driver.GetBufferSize = fxDDBufferSize; ctx->Driver.Accum = _swrast_Accum; ctx->Driver.Bitmap = fxDDDrawBitmap; @@ -1083,13 +1099,13 @@ void fxSetupDDPointers(GLcontext *ctx) ctx->Driver.ReadPixels = fxDDReadPixels; ctx->Driver.ResizeBuffersMESA = _swrast_alloc_buffers; - ctx->Driver.Finish=fxDDFinish; - ctx->Driver.Flush=NULL; + ctx->Driver.Finish = fxDDFinish; + ctx->Driver.Flush = NULL; - ctx->Driver.RenderStart=fxDDRenderStart; - ctx->Driver.RenderFinish=fxDDRenderFinish; - ctx->Driver.ResetLineStipple=_swrast_ResetLineStipple; - ctx->Driver.RenderPrimitive=fxDDRenderPrimitive; + ctx->Driver.RenderStart = fxDDRenderStart; + ctx->Driver.RenderFinish = fxDDRenderFinish; + ctx->Driver.ResetLineStipple = _swrast_ResetLineStipple; + ctx->Driver.RenderPrimitive = fxDDRenderPrimitive; /* Install the oldstyle interp functions: */ @@ -1117,22 +1133,22 @@ void fxSetupDDPointers(GLcontext *ctx) ctx->Driver.DeleteTexture = fxDDTexDel; ctx->Driver.UpdateTexturePalette = fxDDTexPalette; - ctx->Driver.AlphaFunc=fxDDAlphaFunc; - ctx->Driver.BlendFunc=fxDDBlendFunc; - ctx->Driver.DepthFunc=fxDDDepthFunc; - ctx->Driver.DepthMask=fxDDDepthMask; - ctx->Driver.ColorMask=fxDDColorMask; - ctx->Driver.Fogfv=fxDDFogfv; - ctx->Driver.Scissor=fxDDScissor; - ctx->Driver.FrontFace=fxDDFrontFace; - ctx->Driver.CullFace=fxDDCullFace; - ctx->Driver.ShadeModel=fxDDShadeModel; - ctx->Driver.Enable=fxDDEnable; + ctx->Driver.AlphaFunc = fxDDAlphaFunc; + ctx->Driver.BlendFunc = fxDDBlendFunc; + ctx->Driver.DepthFunc = fxDDDepthFunc; + ctx->Driver.DepthMask = fxDDDepthMask; + ctx->Driver.ColorMask = fxDDColorMask; + ctx->Driver.Fogfv = fxDDFogfv; + ctx->Driver.Scissor = fxDDScissor; + ctx->Driver.FrontFace = fxDDFrontFace; + ctx->Driver.CullFace = fxDDCullFace; + ctx->Driver.ShadeModel = fxDDShadeModel; + ctx->Driver.Enable = fxDDEnable; + - fxSetupDDSpanPointers(ctx); - fxDDUpdateDDPointers(ctx,~0); + fxDDUpdateDDPointers(ctx, ~0); } @@ -1144,10 +1160,10 @@ void fxSetupDDPointers(GLcontext *ctx) */ extern int gl_fx_dummy_function_dd(void); -int gl_fx_dummy_function_dd(void) +int +gl_fx_dummy_function_dd(void) { - return 0; + return 0; } -#endif /* FX */ - +#endif /* FX */ |