summaryrefslogtreecommitdiff
path: root/src/mesa/drivers/dri/gamma/gamma_context.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/drivers/dri/gamma/gamma_context.c')
-rw-r--r--src/mesa/drivers/dri/gamma/gamma_context.c228
1 files changed, 0 insertions, 228 deletions
diff --git a/src/mesa/drivers/dri/gamma/gamma_context.c b/src/mesa/drivers/dri/gamma/gamma_context.c
deleted file mode 100644
index bab5b69a8e..0000000000
--- a/src/mesa/drivers/dri/gamma/gamma_context.c
+++ /dev/null
@@ -1,228 +0,0 @@
-/*
- * Copyright 2001 by Alan Hourihane.
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of Alan Hourihane not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Alan Hourihane makes no representations
- * about the suitability of this software for any purpose. It is provided
- * "as is" without express or implied warranty.
- *
- * ALAN HOURIHANE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL ALAN HOURIHANE BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
- *
- * Authors: Alan Hourihane, <alanh@tungstengraphics.com>
- *
- * 3DLabs Gamma driver.
- *
- */
-#include "gammacontext.h"
-
-#include "swrast/swrast.h"
-#include "swrast_setup/swrast_setup.h"
-#include "vbo/vbo.h"
-
-#include "tnl/tnl.h"
-#include "tnl/t_pipeline.h"
-
-#include "drivers/common/driverfuncs.h"
-
-#include "main/context.h"
-#include "main/simple_list.h"
-#include "main/imports.h"
-#include "main/matrix.h"
-#include "main/extensions.h"
-#if defined(USE_X86_ASM)
-#include "x86/common_x86_asm.h"
-#endif
-#include "main/simple_list.h"
-#include "main/mm.h"
-
-
-#include "gamma_vb.h"
-#include "gamma_tris.h"
-
-extern const struct tnl_pipeline_stage _gamma_render_stage;
-
-static const struct tnl_pipeline_stage *gamma_pipeline[] = {
- &_tnl_vertex_transform_stage,
- &_tnl_normal_transform_stage,
- &_tnl_lighting_stage,
- &_tnl_fog_coordinate_stage,
- &_tnl_texgen_stage,
- &_tnl_texture_transform_stage,
- /* REMOVE: point attenuation stage */
-#if 1
- &_gamma_render_stage, /* ADD: unclipped rastersetup-to-dma */
-#endif
- &_tnl_render_stage,
- 0,
-};
-
-GLboolean gammaCreateContext( const __GLcontextModes *glVisual,
- __DRIcontext *driContextPriv,
- void *sharedContextPrivate)
-{
- GLcontext *ctx, *shareCtx;
- __DRIscreen *sPriv = driContextPriv->driScreenPriv;
- gammaContextPtr gmesa;
- gammaScreenPtr gammascrn;
- GLINTSAREADRIPtr saPriv=(GLINTSAREADRIPtr)(((char*)sPriv->pSAREA)+
- sizeof(drm_sarea_t));
- struct dd_function_table functions;
-
- gmesa = (gammaContextPtr) CALLOC( sizeof(*gmesa) );
- if (!gmesa)
- return GL_FALSE;
-
- /* Init default driver functions then plug in our gamma-specific functions
- * (the texture functions are especially important)
- */
- _mesa_init_driver_functions( &functions );
- gammaDDInitTextureFuncs( &functions );
-
- /* Allocate the Mesa context */
- if (sharedContextPrivate)
- shareCtx = ((gammaContextPtr) sharedContextPrivate)->glCtx;
- else
- shareCtx = NULL;
-
- gmesa->glCtx = _mesa_create_context(glVisual, shareCtx,
- &functions, (void *) gmesa);
- if (!gmesa->glCtx) {
- FREE(gmesa);
- return GL_FALSE;
- }
-
- gmesa->driContext = driContextPriv;
- gmesa->driScreen = sPriv;
- gmesa->driDrawable = NULL; /* Set by XMesaMakeCurrent */
-
- gmesa->hHWContext = driContextPriv->hHWContext;
- gmesa->driHwLock = &sPriv->pSAREA->lock;
- gmesa->driFd = sPriv->fd;
- gmesa->sarea = saPriv;
-
- gammascrn = gmesa->gammaScreen = (gammaScreenPtr)(sPriv->private);
-
- ctx = gmesa->glCtx;
-
- ctx->Const.MaxTextureLevels = GAMMA_TEX_MAXLEVELS;
- ctx->Const.MaxTextureUnits = 1; /* Permedia 3 */
- ctx->Const.MaxTextureImageUnits = 1;
- ctx->Const.MaxTextureCoordUnits = 1;
-
- ctx->Const.MinLineWidth = 0.0;
- ctx->Const.MaxLineWidth = 255.0;
-
- ctx->Const.MinLineWidthAA = 0.0;
- ctx->Const.MaxLineWidthAA = 65536.0;
-
- ctx->Const.MinPointSize = 0.0;
- ctx->Const.MaxPointSize = 255.0;
-
- ctx->Const.MinPointSizeAA = 0.5; /* 4x4 quality mode */
- ctx->Const.MaxPointSizeAA = 16.0;
- ctx->Const.PointSizeGranularity = 0.25;
-
- ctx->Const.MaxDrawBuffers = 1;
-
- gmesa->texHeap = mmInit( 0, gmesa->gammaScreen->textureSize );
-
- make_empty_list(&gmesa->TexObjList);
- make_empty_list(&gmesa->SwappedOut);
-
- gmesa->CurrentTexObj[0] = 0;
- gmesa->CurrentTexObj[1] = 0; /* Permedia 3, second texture */
-
- gmesa->RenderIndex = ~0;
-
-
- /* Initialize the software rasterizer and helper modules.
- */
- _swrast_CreateContext( ctx );
- _vbo_CreateContext( ctx );
- _tnl_CreateContext( ctx );
- _swsetup_CreateContext( ctx );
-
- /* Install the customized pipeline:
- */
- _tnl_destroy_pipeline( ctx );
- _tnl_install_pipeline( ctx, gamma_pipeline );
-
- /* Configure swrast & TNL to match hardware characteristics:
- */
- _swrast_allow_pixel_fog( ctx, GL_FALSE );
- _swrast_allow_vertex_fog( ctx, GL_TRUE );
- _tnl_allow_pixel_fog( ctx, GL_FALSE );
- _tnl_allow_vertex_fog( ctx, GL_TRUE );
-
- gammaInitVB( ctx );
- gammaDDInitExtensions( ctx );
- /* XXX these should really go right after _mesa_init_driver_functions() */
- gammaDDInitDriverFuncs( ctx );
- gammaDDInitStateFuncs( ctx );
- gammaDDInitSpanFuncs( ctx );
- gammaDDInitTriFuncs( ctx );
- gammaDDInitState( gmesa );
-
- gammaInitTextureObjects( ctx );
-
- driContextPriv->driverPrivate = (void *)gmesa;
-
- GET_FIRST_DMA(gmesa->driFd, gmesa->hHWContext,
- 1, &gmesa->bufIndex, &gmesa->bufSize,
- &gmesa->buf, &gmesa->bufCount, gammascrn);
-
-#ifdef DO_VALIDATE
- GET_FIRST_DMA(gmesa->driFd, gmesa->hHWContext,
- 1, &gmesa->WCbufIndex, &gmesa->WCbufSize,
- &gmesa->WCbuf, &gmesa->WCbufCount, gammascrn);
-#endif
-
- switch (glVisual->depthBits) {
- case 16:
- gmesa->DeltaMode = DM_Depth16;
- gmesa->depth_scale = 1.0f / 0xffff;
- break;
- case 24:
- gmesa->DeltaMode = DM_Depth24;
- gmesa->depth_scale = 1.0f / 0xffffff;
- break;
- case 32:
- gmesa->DeltaMode = DM_Depth32;
- gmesa->depth_scale = 1.0f / 0xffffffff;
- break;
- default:
- break;
- }
-
- gmesa->DepthSize = glVisual->depthBits;
- gmesa->Flags = GAMMA_FRONT_BUFFER;
- gmesa->Flags |= (glVisual->doubleBufferMode ? GAMMA_BACK_BUFFER : 0);
- gmesa->Flags |= (gmesa->DepthSize > 0 ? GAMMA_DEPTH_BUFFER : 0);
-
- gmesa->EnabledFlags = GAMMA_FRONT_BUFFER;
- gmesa->EnabledFlags |= (glVisual->doubleBufferMode ? GAMMA_BACK_BUFFER : 0);
-
-
- if (gmesa->Flags & GAMMA_BACK_BUFFER) {
- gmesa->readOffset = gmesa->drawOffset = gmesa->driScreen->fbHeight * gmesa->driScreen->fbWidth * gmesa->gammaScreen->cpp;
- } else {
- gmesa->readOffset = gmesa->drawOffset = 0;
- }
-
- gammaInitHW( gmesa );
-
- driContextPriv->driverPrivate = (void *)gmesa;
-
- return GL_TRUE;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2025-04-02 08:41:48 +0000