state_tracker: remove dead file

1 files changed, 0 insertions, 319 deletions

diff --git a/src/mesa/state_tracker/acc2.c b/src/mesa/state_tracker/acc2.c
deleted file mode 100644
index fa5de2b764c..00000000000
--- a/src/mesa/state_tracker/acc2.c
+++ /dev/null
@@ -1,319 +0,0 @@
-/**************************************************************************
- * 
- * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
- * 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"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, 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 NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS 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:
-  *   Brian Paul
-  */
-
-#include "main/imports.h"
-#include "main/image.h"
-#include "main/macros.h"
-
-#include "st_context.h"
-#include "st_cb_accum.h"
-#include "st_cb_fbo.h"
-#include "st_draw.h"
-#include "st_format.h"
-#include "pipe/p_context.h"
-#include "pipe/p_defines.h"
-#include "pipe/p_inlines.h"
-#include "util/p_tile.h"
-
-
-#define UNCLAMPED_FLOAT_TO_SHORT(us, f)  \
-   us = ( (short) ( CLAMP((f), -1.0, 1.0) * 32767.0F) )
-
-
-/**
- * For hardware that supports deep color buffers, we could accelerate
- * most/all the accum operations with blending/texturing.
- * For now, just use the get/put_tile() functions and do things in software.
- */
-
-
-static void
-acc_get_tile_rgba(struct pipe_context *pipe, struct pipe_surface *acc_ps,
-                  uint x, uint y, uint w, uint h, float *p)
-{
-   const enum pipe_format f = acc_ps->format;
-   const int cpp = acc_ps->cpp;
-
-   acc_ps->format = PIPE_FORMAT_R16G16B16A16_SNORM;
-   acc_ps->cpp = 8;
-
-   pipe_get_tile_rgba(pipe, acc_ps, x, y, w, h, p);
-
-   acc_ps->format = f;
-   acc_ps->cpp = cpp;
-}
-
-
-static void
-acc_put_tile_rgba(struct pipe_context *pipe, struct pipe_surface *acc_ps,
-                  uint x, uint y, uint w, uint h, const float *p)
-{
-   enum pipe_format f = acc_ps->format;
-   const int cpp = acc_ps->cpp;
-
-   acc_ps->format = PIPE_FORMAT_R16G16B16A16_SNORM;
-   acc_ps->cpp = 8;
-
-   pipe_put_tile_rgba(pipe, acc_ps, x, y, w, h, p);
-
-   acc_ps->format = f;
-   acc_ps->cpp = cpp;
-}
-
-
-
-void
-st_clear_accum_buffer(GLcontext *ctx, struct gl_renderbuffer *rb)
-{
-   struct pipe_context *pipe = ctx->st->pipe;
-   struct st_renderbuffer *acc_strb = st_renderbuffer(rb);
-   struct pipe_surface *acc_ps = acc_strb->surface;
-   const GLint xpos = ctx->DrawBuffer->_Xmin;
-   const GLint ypos = ctx->DrawBuffer->_Ymin;
-   const GLint width = ctx->DrawBuffer->_Xmax - xpos;
-   const GLint height = ctx->DrawBuffer->_Ymax - ypos;
-   const GLfloat r = ctx->Accum.ClearColor[0];
-   const GLfloat g = ctx->Accum.ClearColor[1];
-   const GLfloat b = ctx->Accum.ClearColor[2];
-   const GLfloat a = ctx->Accum.ClearColor[3];
-   GLfloat *accBuf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat));
-   int i;
-
-#if 1
-   GLvoid *map;
-
-   map = pipe_surface_map(acc_ps);
-   switch (acc_strb->format) {
-   case PIPE_FORMAT_R16G16B16A16_SNORM:
-      {
-         GLshort r = FLOAT_TO_SHORT(ctx->Accum.ClearColor[0]);
-         GLshort g = FLOAT_TO_SHORT(ctx->Accum.ClearColor[1]);
-         GLshort b = FLOAT_TO_SHORT(ctx->Accum.ClearColor[2]);
-         GLshort a = FLOAT_TO_SHORT(ctx->Accum.ClearColor[3]);
-         int i, j;
-         for (i = 0; i < height; i++) {
-            GLshort *dst = ((GLshort *) map
-                            + ((ypos + i) * acc_ps->pitch + xpos) * 4);
-            for (j = 0; j < width; j++) {
-               dst[0] = r;
-               dst[1] = g;
-               dst[2] = b;
-               dst[3] = a;
-               dst += 4;
-            }
-         }
-      }
-      break;
-   default:
-      _mesa_problem(ctx, "unexpected format in st_clear_accum_buffer()");
-   }
-
-   pipe_surface_unmap(acc_ps);
-
-#else
-   for (i = 0; i < width * height; i++) {
-      accBuf[i*4+0] = r;
-      accBuf[i*4+1] = g;
-      accBuf[i*4+2] = b;
-      accBuf[i*4+3] = a;
-   }
-
-   acc_put_tile_rgba(pipe, acc_ps, xpos, ypos, width, height, accBuf);
-#endif
-}
-
-
-/** For ADD/MULT */
-static void
-accum_mad(struct pipe_context *pipe, GLfloat scale, GLfloat bias,
-          GLint xpos, GLint ypos, GLint width, GLint height,
-          struct pipe_surface *acc_ps)
-{
-   GLfloat *accBuf;
-   GLint i;
-
-   accBuf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat));
-
-   pipe_get_tile_rgba(pipe, acc_ps, xpos, ypos, width, height, accBuf);
-
-   for (i = 0; i < 4 * width * height; i++) {
-      accBuf[i] = accBuf[i] * scale + bias;
-   }
-
-   pipe_put_tile_rgba(pipe, acc_ps, xpos, ypos, width, height, accBuf);
-
-   free(accBuf);
-}
-
-
-static void
-accum_accum(struct pipe_context *pipe, GLfloat value,
-            GLint xpos, GLint ypos, GLint width, GLint height,
-            struct pipe_surface *acc_ps,
-            struct pipe_surface *color_ps)
-{
-   GLfloat *colorBuf, *accBuf;
-   GLint i;
-
-   colorBuf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat));
-   accBuf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat));
-
-   pipe_get_tile_rgba(pipe, color_ps, xpos, ypos, width, height, colorBuf);
-   acc_get_tile_rgba(pipe, acc_ps, xpos, ypos, width, height, accBuf);
-
-   for (i = 0; i < 4 * width * height; i++) {
-      accBuf[i] = accBuf[i] + colorBuf[i] * value;
-   }
-
-   acc_put_tile_rgba(pipe, acc_ps, xpos, ypos, width, height, accBuf);
-
-   free(colorBuf);
-   free(accBuf);
-}
-
-
-static void
-accum_load(struct pipe_context *pipe, GLfloat value,
-           GLint xpos, GLint ypos, GLint width, GLint height,
-           struct pipe_surface *acc_ps,
-           struct pipe_surface *color_ps)
-{
-   GLfloat *buf;
-   GLint i;
-
-   buf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat));
-
-   pipe_get_tile_rgba(pipe, color_ps, xpos, ypos, width, height, buf);
-
-   for (i = 0; i < 4 * width * height; i++) {
-      buf[i] = buf[i] * value;
-   }
-
-   acc_put_tile_rgba(pipe, acc_ps, xpos, ypos, width, height, buf);
-
-   free(buf);
-}
-
-
-static void
-accum_return(GLcontext *ctx, GLfloat value,
-             GLint xpos, GLint ypos, GLint width, GLint height,
-             struct pipe_surface *acc_ps,
-             struct pipe_surface *color_ps)
-{
-   struct pipe_context *pipe = ctx->st->pipe;
-   const GLubyte *colormask = ctx->Color.ColorMask;
-   GLfloat *abuf, *cbuf = NULL;
-   GLint i, ch;
-
-   abuf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat));
-
-   acc_get_tile_rgba(pipe, acc_ps, xpos, ypos, width, height, abuf);
-
-   if (!colormask[0] || !colormask[1] || !colormask[2] || !colormask[3]) {
-      cbuf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat));
-      pipe_get_tile_rgba(pipe, color_ps, xpos, ypos, width, height, cbuf);
-   }
-
-   for (i = 0; i < width * height; i++) {
-      for (ch = 0; ch < 4; ch++) {
-         if (colormask[ch]) {
-            GLfloat val = abuf[i * 4 + ch] * value;
-            abuf[i * 4 + ch] = CLAMP(val, 0.0, 1.0);
-         }
-         else {
-            abuf[i * 4 + ch] = cbuf[i * 4 + ch];
-         }
-      }
-   }
-
-   pipe_put_tile_rgba(pipe, color_ps, xpos, ypos, width, height, abuf);
-
-   free(abuf);
-   if (cbuf)
-      free(cbuf);
-}
-
-
-static void
-st_Accum(GLcontext *ctx, GLenum op, GLfloat value)
-{
-   struct st_context *st = ctx->st;
-   struct pipe_context *pipe = st->pipe;
-   struct st_renderbuffer *acc_strb
-     = st_renderbuffer(ctx->DrawBuffer->Attachment[BUFFER_ACCUM].Renderbuffer);
-   struct st_renderbuffer *color_strb
-      = st_renderbuffer(ctx->ReadBuffer->_ColorReadBuffer);
-   struct pipe_surface *acc_ps = acc_strb->surface;
-   struct pipe_surface *color_ps = color_strb->surface;
-
-   const GLint xpos = ctx->DrawBuffer->_Xmin;
-   const GLint ypos = ctx->DrawBuffer->_Ymin;
-   const GLint width = ctx->DrawBuffer->_Xmax - xpos;
-   const GLint height = ctx->DrawBuffer->_Ymax - ypos;
-
-   /* make sure color bufs aren't cached */
-   pipe->flush(pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
-
-   switch (op) {
-   case GL_ADD:
-      if (value != 0.0F) {
-         accum_mad(pipe, 1.0, value, xpos, ypos, width, height, acc_ps);
-      }
-      break;
-   case GL_MULT:
-      if (value != 1.0F) {
-         accum_mad(pipe, value, 0.0, xpos, ypos, width, height, acc_ps);
-      }
-      break;
-   case GL_ACCUM:
-      if (value != 0.0F) {
-         accum_accum(pipe, value, xpos, ypos, width, height, acc_ps, color_ps);
-      }
-      break;
-   case GL_LOAD:
-      accum_load(pipe, value, xpos, ypos, width, height, acc_ps, color_ps);
-      break;
-   case GL_RETURN:
-      accum_return(ctx, value, xpos, ypos, width, height, acc_ps, color_ps);
-      break;
-   default:
-      assert(0);
-   }
-}
-
-
-
-void st_init_accum_functions(struct dd_function_table *functions)
-{
-   functions->Accum = st_Accum;
-}