X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fswrast%2Fs_copypix.c;h=fc5990b261c1370a43156f8360fca7446b8879f2;hb=8fb727548a652c47d8cf9593e2ae412ef2040119;hp=7e8ebb4477c6d531db1222328843b1831be7e0b4;hpb=18d1fdebebcb52e7fcf50e62c4c02862d173af51;p=mesa.git diff --git a/src/mesa/swrast/s_copypix.c b/src/mesa/swrast/s_copypix.c index 7e8ebb4477c..fc5990b261c 100644 --- a/src/mesa/swrast/s_copypix.c +++ b/src/mesa/swrast/s_copypix.c @@ -1,8 +1,8 @@ /* * Mesa 3-D graphics library - * Version: 6.5.2 + * Version: 7.1 * - * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. + * Copyright (C) 1999-2007 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"), @@ -23,15 +23,15 @@ */ -#include "glheader.h" -#include "context.h" -#include "colormac.h" -#include "convolve.h" -#include "histogram.h" -#include "image.h" -#include "macros.h" -#include "imports.h" -#include "pixel.h" +#include "main/glheader.h" +#include "main/context.h" +#include "main/colormac.h" +#include "main/convolve.h" +#include "main/histogram.h" +#include "main/image.h" +#include "main/macros.h" +#include "main/imports.h" +#include "main/pixel.h" #include "s_context.h" #include "s_depth.h" @@ -71,13 +71,20 @@ regions_overlap(GLint srcx, GLint srcy, } else { /* add one pixel of slop when zooming, just to be safe */ - if ((srcx > dstx + (width * zoomX) + 1) || (srcx + width + 1 < dstx)) { + if (srcx > (dstx + ((zoomX > 0.0F) ? (width * zoomX + 1.0F) : 0.0F))) { + /* src is completely right of dest */ + return GL_FALSE; + } + else if (srcx + width + 1.0F < dstx + ((zoomX > 0.0F) ? 0.0F : (width * zoomX))) { + /* src is completely left of dest */ return GL_FALSE; } else if ((srcy < dsty) && (srcy + height < dsty + (height * zoomY))) { + /* src is completely below dest */ return GL_FALSE; } else if ((srcy > dsty) && (srcy + height > dsty + (height * zoomY))) { + /* src is completely above dest */ return GL_FALSE; } else { @@ -94,7 +101,6 @@ static void copy_conv_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy, GLint width, GLint height, GLint destx, GLint desty) { - SWcontext *swrast = SWRAST_CONTEXT(ctx); GLint row; const GLboolean zoom = ctx->Pixel.ZoomX != 1.0F || ctx->Pixel.ZoomY != 1.0F; const GLbitfield transferOps = ctx->_ImageTransferState; @@ -103,13 +109,10 @@ copy_conv_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy, GLfloat *dest, *tmpImage, *convImage; SWspan span; - INIT_SPAN(span, GL_BITMAP, 0, 0, SPAN_RGBA); - - if (ctx->Depth.Test) - _swrast_span_default_z(ctx, &span); - if (swrast->_FogEnabled) - _swrast_span_default_fog(ctx, &span); - + INIT_SPAN(span, GL_BITMAP); + _swrast_span_default_attribs(ctx, &span); + span.arrayMask = SPAN_RGBA; + span.arrayAttribs = FRAG_BIT_COL0; /* allocate space for GLfloat image */ tmpImage = (GLfloat *) _mesa_malloc(width * height * 4 * sizeof(GLfloat)); @@ -162,7 +165,7 @@ copy_conv_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy, /* write the new image */ for (row = 0; row < height; row++) { const GLfloat *src = convImage + row * width * 4; - GLvoid *rgba = span.array->color.sz1.rgba; /* row storage */ + GLfloat *rgba = (GLfloat *) span.array->attribs[FRAG_ATTRIB_COL0]; /* copy convolved colors into span array */ _mesa_memcpy(rgba, src, width * 4 * sizeof(GLfloat)); @@ -194,12 +197,11 @@ static void copy_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy, GLint width, GLint height, GLint destx, GLint desty) { - SWcontext *swrast = SWRAST_CONTEXT(ctx); GLfloat *tmpImage, *p; GLint sy, dy, stepy, row; const GLboolean zoom = ctx->Pixel.ZoomX != 1.0F || ctx->Pixel.ZoomY != 1.0F; GLint overlapping; - const GLuint transferOps = ctx->_ImageTransferState; + GLuint transferOps = ctx->_ImageTransferState; SWspan span; if (!ctx->ReadBuffer->_ColorReadBuffer) { @@ -211,9 +213,22 @@ copy_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy, copy_conv_rgba_pixels(ctx, srcx, srcy, width, height, destx, desty); return; } + else if (ctx->Pixel.Convolution1DEnabled) { + /* make sure we don't apply 1D convolution */ + transferOps &= ~(IMAGE_CONVOLUTION_BIT | + IMAGE_POST_CONVOLUTION_SCALE_BIAS); + } + + if (ctx->DrawBuffer == ctx->ReadBuffer) { + overlapping = regions_overlap(srcx, srcy, destx, desty, width, height, + ctx->Pixel.ZoomX, ctx->Pixel.ZoomY); + } + else { + overlapping = GL_FALSE; + } /* Determine if copy should be done bottom-to-top or top-to-bottom */ - if (srcy < desty) { + if (!overlapping && srcy < desty) { /* top-down max-to-min */ sy = srcy + height - 1; dy = desty + height - 1; @@ -226,19 +241,10 @@ copy_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy, stepy = 1; } - if (ctx->DrawBuffer == ctx->ReadBuffer) { - overlapping = regions_overlap(srcx, srcy, destx, desty, width, height, - ctx->Pixel.ZoomX, ctx->Pixel.ZoomY); - } - else { - overlapping = GL_FALSE; - } - - INIT_SPAN(span, GL_BITMAP, 0, 0, SPAN_RGBA); - if (ctx->Depth.Test) - _swrast_span_default_z(ctx, &span); - if (swrast->_FogEnabled) - _swrast_span_default_fog(ctx, &span); + INIT_SPAN(span, GL_BITMAP); + _swrast_span_default_attribs(ctx, &span); + span.arrayMask = SPAN_RGBA; + span.arrayAttribs = FRAG_BIT_COL0; /* we'll fill in COL0 attrib values */ if (overlapping) { tmpImage = (GLfloat *) _mesa_malloc(width * height * sizeof(GLfloat) * 4); @@ -263,7 +269,7 @@ copy_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy, ASSERT(width < MAX_WIDTH); for (row = 0; row < height; row++, sy += stepy, dy += stepy) { - GLvoid *rgba = span.array->color.sz4.rgba; + GLvoid *rgba = span.array->attribs[FRAG_ATTRIB_COL0]; /* Get row/span of source pixels */ if (overlapping) { @@ -307,7 +313,6 @@ copy_ci_pixels( GLcontext *ctx, GLint srcx, GLint srcy, GLint width, GLint height, GLint destx, GLint desty ) { - SWcontext *swrast = SWRAST_CONTEXT(ctx); GLuint *tmpImage,*p; GLint sy, dy, stepy; GLint j; @@ -320,10 +325,20 @@ copy_ci_pixels( GLcontext *ctx, GLint srcx, GLint srcy, return; } - INIT_SPAN(span, GL_BITMAP, 0, 0, SPAN_INDEX); + INIT_SPAN(span, GL_BITMAP); + _swrast_span_default_attribs(ctx, &span); + span.arrayMask = SPAN_INDEX; + + if (ctx->DrawBuffer == ctx->ReadBuffer) { + overlapping = regions_overlap(srcx, srcy, destx, desty, width, height, + ctx->Pixel.ZoomX, ctx->Pixel.ZoomY); + } + else { + overlapping = GL_FALSE; + } /* Determine if copy should be bottom-to-top or top-to-bottom */ - if (srcyDrawBuffer == ctx->ReadBuffer) { - overlapping = regions_overlap(srcx, srcy, destx, desty, width, height, - ctx->Pixel.ZoomX, ctx->Pixel.ZoomY); - } - else { - overlapping = GL_FALSE; - } - - if (ctx->Depth.Test) - _swrast_span_default_z(ctx, &span); - if (swrast->_FogEnabled) - _swrast_span_default_fog(ctx, &span); - if (overlapping) { GLint ssy = sy; tmpImage = (GLuint *) _mesa_malloc(width * height * sizeof(GLuint)); @@ -444,7 +446,6 @@ copy_depth_pixels( GLcontext *ctx, GLint srcx, GLint srcy, GLint width, GLint height, GLint destx, GLint desty ) { - SWcontext *swrast = SWRAST_CONTEXT(ctx); struct gl_framebuffer *fb = ctx->ReadBuffer; struct gl_renderbuffer *readRb = fb->_DepthBuffer; GLfloat *p, *tmpImage; @@ -459,10 +460,20 @@ copy_depth_pixels( GLcontext *ctx, GLint srcx, GLint srcy, return; } - INIT_SPAN(span, GL_BITMAP, 0, 0, SPAN_Z); + INIT_SPAN(span, GL_BITMAP); + _swrast_span_default_attribs(ctx, &span); + span.arrayMask = SPAN_Z; + + if (ctx->DrawBuffer == ctx->ReadBuffer) { + overlapping = regions_overlap(srcx, srcy, destx, desty, width, height, + ctx->Pixel.ZoomX, ctx->Pixel.ZoomY); + } + else { + overlapping = GL_FALSE; + } /* Determine if copy should be bottom-to-top or top-to-bottom */ - if (srcyDrawBuffer == ctx->ReadBuffer) { - overlapping = regions_overlap(srcx, srcy, destx, desty, width, height, - ctx->Pixel.ZoomX, ctx->Pixel.ZoomY); - } - else { - overlapping = GL_FALSE; - } - - _swrast_span_default_color(ctx, &span); - if (swrast->_FogEnabled) - _swrast_span_default_fog(ctx, &span); - if (overlapping) { GLint ssy = sy; tmpImage = (GLfloat *) _mesa_malloc(width * height * sizeof(GLfloat)); @@ -526,14 +525,13 @@ copy_depth_pixels( GLcontext *ctx, GLint srcx, GLint srcy, span.end = width; if (fb->Visual.rgbMode) { if (zoom) - _swrast_write_zoomed_rgba_span(ctx, destx, desty, &span, - span.array->rgba); + _swrast_write_zoomed_depth_span(ctx, destx, desty, &span); else _swrast_write_rgba_span(ctx, &span); } else { if (zoom) - _swrast_write_zoomed_index_span(ctx, destx, desty, &span); + _swrast_write_zoomed_depth_span(ctx, destx, desty, &span); else _swrast_write_index_span(ctx, &span); } @@ -563,8 +561,16 @@ copy_stencil_pixels( GLcontext *ctx, GLint srcx, GLint srcy, return; } + if (ctx->DrawBuffer == ctx->ReadBuffer) { + overlapping = regions_overlap(srcx, srcy, destx, desty, width, height, + ctx->Pixel.ZoomX, ctx->Pixel.ZoomY); + } + else { + overlapping = GL_FALSE; + } + /* Determine if copy should be bottom-to-top or top-to-bottom */ - if (srcy < desty) { + if (!overlapping && srcy < desty) { /* top-down max-to-min */ sy = srcy + height - 1; dy = desty + height - 1; @@ -577,14 +583,6 @@ copy_stencil_pixels( GLcontext *ctx, GLint srcx, GLint srcy, stepy = 1; } - if (ctx->DrawBuffer == ctx->ReadBuffer) { - overlapping = regions_overlap(srcx, srcy, destx, desty, width, height, - ctx->Pixel.ZoomX, ctx->Pixel.ZoomY); - } - else { - overlapping = GL_FALSE; - } - if (overlapping) { GLint ssy = sy; tmpImage = (GLstencil *) _mesa_malloc(width * height * sizeof(GLstencil)); @@ -664,8 +662,16 @@ copy_depth_stencil_pixels(GLcontext *ctx, ASSERT(depthReadRb); ASSERT(stencilReadRb); + if (ctx->DrawBuffer == ctx->ReadBuffer) { + overlapping = regions_overlap(srcX, srcY, destX, destY, width, height, + ctx->Pixel.ZoomX, ctx->Pixel.ZoomY); + } + else { + overlapping = GL_FALSE; + } + /* Determine if copy should be bottom-to-top or top-to-bottom */ - if (srcY < destY) { + if (!overlapping && srcY < destY) { /* top-down max-to-min */ sy = srcY + height - 1; dy = destY + height - 1; @@ -678,14 +684,6 @@ copy_depth_stencil_pixels(GLcontext *ctx, stepy = 1; } - if (ctx->DrawBuffer == ctx->ReadBuffer) { - overlapping = regions_overlap(srcX, srcY, destX, destY, width, height, - ctx->Pixel.ZoomX, ctx->Pixel.ZoomY); - } - else { - overlapping = GL_FALSE; - } - if (overlapping) { GLint ssy = sy; @@ -832,10 +830,10 @@ fast_copy_pixels(GLcontext *ctx, } if (type == GL_COLOR) { - if (dstFb->_NumColorDrawBuffers[0] != 1) + if (dstFb->_NumColorDrawBuffers != 1) return GL_FALSE; srcRb = srcFb->_ColorReadBuffer; - dstRb = dstFb->_ColorDrawBuffers[0][0]; + dstRb = dstFb->_ColorDrawBuffers[0]; } else if (type == GL_STENCIL) { srcRb = srcFb->_StencilBuffer;