diff options
Diffstat (limited to 'src/mesa/drivers/dri/r300/radeon_state.c')
| -rw-r--r-- | src/mesa/drivers/dri/r300/radeon_state.c | 244 |
1 files changed, 0 insertions, 244 deletions
diff --git a/src/mesa/drivers/dri/r300/radeon_state.c b/src/mesa/drivers/dri/r300/radeon_state.c deleted file mode 100644 index c401da6c54..0000000000 --- a/src/mesa/drivers/dri/r300/radeon_state.c +++ /dev/null @@ -1,244 +0,0 @@ -/************************************************************************** - -Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved. - -The Weather Channel (TM) funded Tungsten Graphics to develop the -initial release of the Radeon 8500 driver under the XFree86 license. -This notice must be preserved. - -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 (including the -next paragraph) 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 THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS 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. - -**************************************************************************/ - -/* - * Authors: - * Keith Whitwell <keith@tungstengraphics.com> - */ - -#include "main/glheader.h" -#include "main/imports.h" -#include "main/api_arrayelt.h" -#include "main/enums.h" -#include "main/framebuffer.h" -#include "main/colormac.h" -#include "main/light.h" - -#include "swrast/swrast.h" -#include "vbo/vbo.h" -#include "tnl/tnl.h" -#include "tnl/t_pipeline.h" -#include "swrast_setup/swrast_setup.h" - -#include "radeon_ioctl.h" -#include "radeon_state.h" -#include "r300_ioctl.h" - - -/* ============================================================= - * Scissoring - */ - -static GLboolean intersect_rect(drm_clip_rect_t * out, - drm_clip_rect_t * a, drm_clip_rect_t * b) -{ - *out = *a; - if (b->x1 > out->x1) - out->x1 = b->x1; - if (b->y1 > out->y1) - out->y1 = b->y1; - if (b->x2 < out->x2) - out->x2 = b->x2; - if (b->y2 < out->y2) - out->y2 = b->y2; - if (out->x1 >= out->x2) - return GL_FALSE; - if (out->y1 >= out->y2) - return GL_FALSE; - return GL_TRUE; -} - -void radeonRecalcScissorRects(radeonContextPtr radeon) -{ - drm_clip_rect_t *out; - int i; - - /* Grow cliprect store? - */ - if (radeon->state.scissor.numAllocedClipRects < radeon->numClipRects) { - while (radeon->state.scissor.numAllocedClipRects < - radeon->numClipRects) { - radeon->state.scissor.numAllocedClipRects += 1; /* zero case */ - radeon->state.scissor.numAllocedClipRects *= 2; - } - - if (radeon->state.scissor.pClipRects) - FREE(radeon->state.scissor.pClipRects); - - radeon->state.scissor.pClipRects = - MALLOC(radeon->state.scissor.numAllocedClipRects * - sizeof(drm_clip_rect_t)); - - if (radeon->state.scissor.pClipRects == NULL) { - radeon->state.scissor.numAllocedClipRects = 0; - return; - } - } - - out = radeon->state.scissor.pClipRects; - radeon->state.scissor.numClipRects = 0; - - for (i = 0; i < radeon->numClipRects; i++) { - if (intersect_rect(out, - &radeon->pClipRects[i], - &radeon->state.scissor.rect)) { - radeon->state.scissor.numClipRects++; - out++; - } - } -} - -void radeonUpdateScissor(GLcontext* ctx) -{ - radeonContextPtr radeon = RADEON_CONTEXT(ctx); - - if (radeon->dri.drawable) { - __DRIdrawablePrivate *dPriv = radeon->dri.drawable; - int x1 = dPriv->x + ctx->Scissor.X; - int y1 = dPriv->y + dPriv->h - (ctx->Scissor.Y + ctx->Scissor.Height); - - radeon->state.scissor.rect.x1 = x1; - radeon->state.scissor.rect.y1 = y1; - radeon->state.scissor.rect.x2 = x1 + ctx->Scissor.Width; - radeon->state.scissor.rect.y2 = y1 + ctx->Scissor.Height; - - radeonRecalcScissorRects(radeon); - } -} - -static void radeonScissor(GLcontext* ctx, GLint x, GLint y, GLsizei w, GLsizei h) -{ - if (ctx->Scissor.Enabled) { - /* We don't pipeline cliprect changes */ - r300Flush(ctx); - radeonUpdateScissor(ctx); - } -} - - -/** - * Update cliprects and scissors. - */ -void radeonSetCliprects(radeonContextPtr radeon) -{ - __DRIdrawablePrivate *const drawable = radeon->dri.drawable; - __DRIdrawablePrivate *const readable = radeon->dri.readable; - GLframebuffer *const draw_fb = (GLframebuffer*)drawable->driverPrivate; - GLframebuffer *const read_fb = (GLframebuffer*)readable->driverPrivate; - - if (draw_fb->_ColorDrawBufferIndexes[0] == BUFFER_BACK_LEFT) { - /* Can't ignore 2d windows if we are page flipping. */ - if (drawable->numBackClipRects == 0 || radeon->doPageFlip || - radeon->sarea->pfCurrentPage == 1) { - radeon->numClipRects = drawable->numClipRects; - radeon->pClipRects = drawable->pClipRects; - } else { - radeon->numClipRects = drawable->numBackClipRects; - radeon->pClipRects = drawable->pBackClipRects; - } - } else { - /* front buffer (or none, or multiple buffers */ - radeon->numClipRects = drawable->numClipRects; - radeon->pClipRects = drawable->pClipRects; - } - - if ((draw_fb->Width != drawable->w) || - (draw_fb->Height != drawable->h)) { - _mesa_resize_framebuffer(radeon->glCtx, draw_fb, - drawable->w, drawable->h); - draw_fb->Initialized = GL_TRUE; - } - - if (drawable != readable) { - if ((read_fb->Width != readable->w) || - (read_fb->Height != readable->h)) { - _mesa_resize_framebuffer(radeon->glCtx, read_fb, - readable->w, readable->h); - read_fb->Initialized = GL_TRUE; - } - } - - if (radeon->state.scissor.enabled) - radeonRecalcScissorRects(radeon); - - radeon->lastStamp = drawable->lastStamp; -} - - -/** - * Handle common enable bits. - * Called as a fallback by r200Enable/r300Enable. - */ -void radeonEnable(GLcontext* ctx, GLenum cap, GLboolean state) -{ - radeonContextPtr radeon = RADEON_CONTEXT(ctx); - - switch(cap) { - case GL_SCISSOR_TEST: - /* We don't pipeline cliprect & scissor changes */ - r300Flush(ctx); - - radeon->state.scissor.enabled = state; - radeonUpdateScissor(ctx); - break; - - default: - return; - } -} - - -/** - * Initialize default state. - * This function is called once at context init time from - * r200InitState/r300InitState - */ -void radeonInitState(radeonContextPtr radeon) -{ - radeon->Fallback = 0; - - if (radeon->glCtx->Visual.doubleBufferMode && radeon->sarea->pfCurrentPage == 0) { - radeon->state.color.drawOffset = radeon->radeonScreen->backOffset; - radeon->state.color.drawPitch = radeon->radeonScreen->backPitch; - } else { - radeon->state.color.drawOffset = radeon->radeonScreen->frontOffset; - radeon->state.color.drawPitch = radeon->radeonScreen->frontPitch; - } -} - - -/** - * Initialize common state functions. - * Called by r200InitStateFuncs/r300InitStateFuncs - */ -void radeonInitStateFuncs(struct dd_function_table *functions) -{ - functions->Scissor = radeonScissor; -} |