mirror of
https://gitlab.freedesktop.org/mesa/mesa.git
synced 2025-12-23 13:20:14 +01:00
remove Draw/CopyPixels functions
This commit is contained in:
Brian
parent
12f3f6cb2a
commit
5d6b314bcf
1 changed files with 5 additions and 279 deletions
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@ -50,8 +50,10 @@
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#include "swrast/swrast.h"
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#include "swrast/swrast.h"
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#include "swrast/s_context.h"
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#include "swrast/s_context.h"
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#include "swrast_setup/swrast_setup.h"
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#include "swrast_setup/swrast_setup.h"
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#if 0
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#include "tnl/tnl.h"
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#include "tnl/tnl.h"
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#include "tnl/t_context.h"
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#include "tnl/t_context.h"
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#endif
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#include "pipe/softpipe/sp_context.h"
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#include "pipe/softpipe/sp_context.h"
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#include "state_tracker/st_public.h"
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#include "state_tracker/st_public.h"
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@ -423,274 +425,6 @@ xmesa_clear_buffers(GLcontext *ctx, GLbitfield buffers)
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}
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}
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#ifndef XFree86Server
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/* XXX this was never tested in the Xserver environment */
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/**
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* This function implements glDrawPixels() with an XPutImage call when
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* drawing to the front buffer (X Window drawable).
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* The image format must be GL_BGRA to match the PF_8R8G8B pixel format.
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*/
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static void
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xmesa_DrawPixels_8R8G8B( GLcontext *ctx,
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GLint x, GLint y, GLsizei width, GLsizei height,
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GLenum format, GLenum type,
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const struct gl_pixelstore_attrib *unpack,
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const GLvoid *pixels )
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{
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const SWcontext *swrast = SWRAST_CONTEXT( ctx );
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struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[0][0];
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struct xmesa_renderbuffer *xrb = xmesa_renderbuffer(rb->Wrapped);
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if (swrast->NewState)
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_swrast_validate_derived( ctx );
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if (ctx->DrawBuffer->Name == 0 &&
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format == GL_BGRA &&
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type == GL_UNSIGNED_BYTE &&
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(swrast->_RasterMask & ~CLIP_BIT) == 0 && /* no blend, z-test, etc */
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ctx->_ImageTransferState == 0 && /* no color tables, scale/bias, etc */
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ctx->Pixel.ZoomX == 1.0 && /* no zooming */
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ctx->Pixel.ZoomY == 1.0 &&
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xrb->pixmap && /* drawing to pixmap or window */
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xrb->St.Base.AlphaBits == 0)
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{
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const XMesaContext xmesa = XMESA_CONTEXT(ctx);
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XMesaBuffer xmbuf = XMESA_BUFFER(ctx->DrawBuffer);
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XMesaDisplay *dpy = xmesa->xm_visual->display;
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const XMesaGC gc = xmbuf->cleargc; /* effected by glColorMask */
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int dstX = x;
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int dstY = y;
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int w = width;
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int h = height;
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struct gl_pixelstore_attrib clippedUnpack = *unpack;
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ASSERT(xmesa->xm_visual->dithered_pf == PF_8R8G8B);
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ASSERT(xmesa->xm_visual->undithered_pf == PF_8R8G8B);
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ASSERT(dpy);
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ASSERT(gc);
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if (unpack->BufferObj->Name) {
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/* unpack from PBO */
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GLubyte *buf;
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if (!_mesa_validate_pbo_access(2, unpack, width, height, 1,
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format, type, pixels)) {
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_mesa_error(ctx, GL_INVALID_OPERATION,
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"glDrawPixels(invalid PBO access)");
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return;
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}
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buf = (GLubyte *) ctx->Driver.MapBuffer(ctx,
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GL_PIXEL_UNPACK_BUFFER_EXT,
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GL_READ_ONLY_ARB,
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unpack->BufferObj);
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if (!buf) {
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/* buffer is already mapped - that's an error */
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_mesa_error(ctx, GL_INVALID_OPERATION,
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"glDrawPixels(PBO is mapped)");
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return;
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}
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pixels = ADD_POINTERS(buf, pixels);
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}
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if (_mesa_clip_drawpixels(ctx, &dstX, &dstY, &w, &h, &clippedUnpack)) {
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/* This is a little tricky since all coordinates up to now have
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* been in the OpenGL bottom-to-top orientation. X is top-to-bottom
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* so we have to carefully compute the Y coordinates/addresses here.
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*/
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int srcX = clippedUnpack.SkipPixels;
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int srcY = clippedUnpack.SkipRows;
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int rowLength = clippedUnpack.RowLength;
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XMesaImage ximage;
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MEMSET(&ximage, 0, sizeof(XMesaImage));
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ximage.width = width;
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ximage.height = height;
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ximage.format = ZPixmap;
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ximage.data = (char *) pixels
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+ ((srcY + h - 1) * rowLength + srcX) * 4;
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ximage.byte_order = LSBFirst;
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ximage.bitmap_unit = 32;
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ximage.bitmap_bit_order = LSBFirst;
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ximage.bitmap_pad = 32;
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ximage.depth = 24;
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ximage.bytes_per_line = -rowLength * 4; /* negative to flip image */
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ximage.bits_per_pixel = 32;
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/* it seems we don't need to set the ximage.red/green/blue_mask fields */
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/* flip Y axis for dest position */
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dstY = YFLIP(xrb, dstY) - h + 1;
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XPutImage(dpy, xrb->pixmap, gc, &ximage, 0, 0, dstX, dstY, w, h);
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}
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if (unpack->BufferObj->Name) {
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ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT,
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unpack->BufferObj);
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}
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}
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else {
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/* software fallback */
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_swrast_DrawPixels(ctx, x, y, width, height,
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format, type, unpack, pixels);
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}
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}
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/**
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* This function implements glDrawPixels() with an XPutImage call when
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* drawing to the front buffer (X Window drawable). The image format
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* must be GL_RGB and image type must be GL_UNSIGNED_SHORT_5_6_5 to
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* match the PF_5R6G5B pixel format.
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*/
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static void
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xmesa_DrawPixels_5R6G5B( GLcontext *ctx,
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GLint x, GLint y, GLsizei width, GLsizei height,
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GLenum format, GLenum type,
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const struct gl_pixelstore_attrib *unpack,
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const GLvoid *pixels )
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{
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struct xmesa_renderbuffer *xrb
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= xmesa_renderbuffer(ctx->DrawBuffer->_ColorDrawBuffers[0][0]->Wrapped);
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const XMesaContext xmesa = XMESA_CONTEXT(ctx);
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const SWcontext *swrast = SWRAST_CONTEXT( ctx );
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XMesaDisplay *dpy = xmesa->xm_visual->display;
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XMesaBuffer xmbuf = XMESA_BUFFER(ctx->DrawBuffer);
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const XMesaGC gc = xmbuf->cleargc; /* effected by glColorMask */
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ASSERT(dpy);
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ASSERT(gc);
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ASSERT(xmesa->xm_visual->undithered_pf == PF_5R6G5B);
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if (swrast->NewState)
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_swrast_validate_derived( ctx );
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if (xrb->pixmap && /* drawing to pixmap or window */
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format == GL_RGB &&
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type == GL_UNSIGNED_SHORT_5_6_5 &&
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!ctx->Color.DitherFlag && /* no dithering */
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(swrast->_RasterMask & ~CLIP_BIT) == 0 && /* no blend, z-test, etc */
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ctx->_ImageTransferState == 0 && /* no color tables, scale/bias, etc */
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ctx->Pixel.ZoomX == 1.0 && /* no zooming */
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ctx->Pixel.ZoomY == 1.0) {
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int dstX = x;
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int dstY = y;
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int w = width;
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int h = height;
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struct gl_pixelstore_attrib clippedUnpack = *unpack;
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if (unpack->BufferObj->Name) {
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/* unpack from PBO */
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GLubyte *buf;
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if (!_mesa_validate_pbo_access(2, unpack, width, height, 1,
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format, type, pixels)) {
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_mesa_error(ctx, GL_INVALID_OPERATION,
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"glDrawPixels(invalid PBO access)");
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return;
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}
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buf = (GLubyte *) ctx->Driver.MapBuffer(ctx,
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GL_PIXEL_UNPACK_BUFFER_EXT,
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GL_READ_ONLY_ARB,
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unpack->BufferObj);
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if (!buf) {
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/* buffer is already mapped - that's an error */
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_mesa_error(ctx, GL_INVALID_OPERATION,
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"glDrawPixels(PBO is mapped)");
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return;
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}
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pixels = ADD_POINTERS(buf, pixels);
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}
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if (_mesa_clip_drawpixels(ctx, &dstX, &dstY, &w, &h, &clippedUnpack)) {
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/* This is a little tricky since all coordinates up to now have
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* been in the OpenGL bottom-to-top orientation. X is top-to-bottom
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* so we have to carefully compute the Y coordinates/addresses here.
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*/
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int srcX = clippedUnpack.SkipPixels;
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int srcY = clippedUnpack.SkipRows;
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int rowLength = clippedUnpack.RowLength;
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XMesaImage ximage;
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MEMSET(&ximage, 0, sizeof(XMesaImage));
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ximage.width = width;
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ximage.height = height;
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ximage.format = ZPixmap;
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ximage.data = (char *) pixels
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+ ((srcY + h - 1) * rowLength + srcX) * 2;
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ximage.byte_order = LSBFirst;
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ximage.bitmap_unit = 16;
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ximage.bitmap_bit_order = LSBFirst;
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ximage.bitmap_pad = 16;
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ximage.depth = 16;
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ximage.bytes_per_line = -rowLength * 2; /* negative to flip image */
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ximage.bits_per_pixel = 16;
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/* it seems we don't need to set the ximage.red/green/blue_mask fields */
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/* flip Y axis for dest position */
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dstY = YFLIP(xrb, dstY) - h + 1;
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XPutImage(dpy, xrb->pixmap, gc, &ximage, 0, 0, dstX, dstY, w, h);
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}
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if (unpack->BufferObj->Name) {
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ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT,
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unpack->BufferObj);
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}
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}
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else {
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/* software fallback */
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_swrast_DrawPixels(ctx, x, y, width, height,
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format, type, unpack, pixels);
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}
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}
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/**
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* Implement glCopyPixels for the front color buffer (or back buffer Pixmap)
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* for the color buffer. Don't support zooming, pixel transfer, etc.
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* We do support copying from one window to another, ala glXMakeCurrentRead.
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*/
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static void
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xmesa_CopyPixels( GLcontext *ctx,
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GLint srcx, GLint srcy, GLsizei width, GLsizei height,
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GLint destx, GLint desty, GLenum type )
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{
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const XMesaContext xmesa = XMESA_CONTEXT(ctx);
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const SWcontext *swrast = SWRAST_CONTEXT( ctx );
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XMesaDisplay *dpy = xmesa->xm_visual->display;
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XMesaBuffer xmbuf = XMESA_BUFFER(ctx->DrawBuffer);
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const XMesaGC gc = xmbuf->cleargc; /* effected by glColorMask */
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struct xmesa_renderbuffer *srcXrb
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= xmesa_renderbuffer(ctx->ReadBuffer->_ColorReadBuffer->Wrapped);
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struct xmesa_renderbuffer *dstXrb
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= xmesa_renderbuffer(ctx->DrawBuffer->_ColorDrawBuffers[0][0]->Wrapped);
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ASSERT(dpy);
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ASSERT(gc);
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if (swrast->NewState)
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_swrast_validate_derived( ctx );
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if (ctx->Color.DrawBuffer[0] == GL_FRONT &&
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ctx->Pixel.ReadBuffer == GL_FRONT &&
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srcXrb->pixmap &&
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dstXrb->pixmap &&
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type == GL_COLOR &&
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(swrast->_RasterMask & ~CLIP_BIT) == 0 && /* no blend, z-test, etc */
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ctx->_ImageTransferState == 0 && /* no color tables, scale/bias, etc */
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ctx->Pixel.ZoomX == 1.0 && /* no zooming */
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ctx->Pixel.ZoomY == 1.0) {
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/* Note: we don't do any special clipping work here. We could,
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* but X will do it for us.
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*/
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srcy = YFLIP(srcXrb, srcy) - height + 1;
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desty = YFLIP(dstXrb, desty) - height + 1;
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XCopyArea(dpy, srcXrb->pixmap, dstXrb->pixmap, gc,
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srcx, srcy, width, height, destx, desty);
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}
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else {
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_swrast_CopyPixels(ctx, srcx, srcy, width, height, destx, desty, type );
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}
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}
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#endif /* XFree86Server */
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/*
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/*
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* Every driver should implement a GetString function in order to
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* Every driver should implement a GetString function in order to
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* return a meaningful GL_RENDERER string.
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* return a meaningful GL_RENDERER string.
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@ -826,10 +560,12 @@ xmesa_update_state( GLcontext *ctx, GLbitfield new_state )
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/* Propagate statechange information to swrast and swrast_setup
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/* Propagate statechange information to swrast and swrast_setup
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* modules. The X11 driver has no internal GL-dependent state.
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* modules. The X11 driver has no internal GL-dependent state.
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*/
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*/
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#if 0
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_swrast_InvalidateState( ctx, new_state );
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_swrast_InvalidateState( ctx, new_state );
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_tnl_InvalidateState( ctx, new_state );
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_tnl_InvalidateState( ctx, new_state );
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_vbo_InvalidateState( ctx, new_state );
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_swsetup_InvalidateState( ctx, new_state );
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_swsetup_InvalidateState( ctx, new_state );
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_vbo_InvalidateState( ctx, new_state );
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#endif
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st_invalidate_state( ctx, new_state );
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st_invalidate_state( ctx, new_state );
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@ -1076,16 +812,6 @@ xmesa_init_driver_functions( XMesaVisual xmvisual,
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driver->Enable = enable;
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driver->Enable = enable;
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driver->Clear = xmesa_clear_buffers;
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driver->Clear = xmesa_clear_buffers;
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driver->Viewport = xmesa_viewport;
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driver->Viewport = xmesa_viewport;
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#ifndef XFree86Server
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driver->CopyPixels = xmesa_CopyPixels;
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if (xmvisual->undithered_pf == PF_8R8G8B &&
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xmvisual->dithered_pf == PF_8R8G8B) {
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driver->DrawPixels = xmesa_DrawPixels_8R8G8B;
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}
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else if (xmvisual->undithered_pf == PF_5R6G5B) {
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driver->DrawPixels = xmesa_DrawPixels_5R6G5B;
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}
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#endif
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driver->TestProxyTexImage = test_proxy_teximage;
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driver->TestProxyTexImage = test_proxy_teximage;
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#if ENABLE_EXT_texure_compression_s3tc
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#if ENABLE_EXT_texure_compression_s3tc
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driver->ChooseTextureFormat = choose_tex_format;
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driver->ChooseTextureFormat = choose_tex_format;
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