From 1ccf18dc09e288ddf937aa890b50c8d0a9df4319 Mon Sep 17 00:00:00 2001 From: marha Date: Sun, 29 May 2011 15:02:10 +0200 Subject: libX11 mesa mkfontscale pixman xserver git update 29 Mar 2011 --- .../src/mesa/state_tracker/st_atom_pixeltransfer.c | 2 +- mesalib/src/mesa/state_tracker/st_cb_accum.c | 694 ++++++++-------- .../src/mesa/state_tracker/st_cb_bufferobjects.c | 3 +- mesalib/src/mesa/state_tracker/st_cb_drawpixels.c | 26 +- mesalib/src/mesa/state_tracker/st_cb_readpixels.c | 9 +- mesalib/src/mesa/state_tracker/st_cb_texture.c | 4 +- mesalib/src/mesa/state_tracker/st_gen_mipmap.c | 902 ++++++++++----------- 7 files changed, 824 insertions(+), 816 deletions(-) (limited to 'mesalib/src/mesa/state_tracker') diff --git a/mesalib/src/mesa/state_tracker/st_atom_pixeltransfer.c b/mesalib/src/mesa/state_tracker/st_atom_pixeltransfer.c index 57430b36f..95b706cb9 100644 --- a/mesalib/src/mesa/state_tracker/st_atom_pixeltransfer.c +++ b/mesalib/src/mesa/state_tracker/st_atom_pixeltransfer.c @@ -121,7 +121,7 @@ load_color_map_texture(struct gl_context *ctx, struct pipe_resource *pt) uint *dest; uint i, j; - transfer = pipe_get_transfer(st_context(ctx)->pipe, + transfer = pipe_get_transfer(pipe, pt, 0, 0, PIPE_TRANSFER_WRITE, 0, 0, texSize, texSize); dest = (uint *) pipe_transfer_map(pipe, transfer); diff --git a/mesalib/src/mesa/state_tracker/st_cb_accum.c b/mesalib/src/mesa/state_tracker/st_cb_accum.c index 66e5312d9..3e3659d15 100644 --- a/mesalib/src/mesa/state_tracker/st_cb_accum.c +++ b/mesalib/src/mesa/state_tracker/st_cb_accum.c @@ -1,347 +1,347 @@ -/************************************************************************** - * - * 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 "main/mfeatures.h" - -#include "st_debug.h" -#include "st_context.h" -#include "st_cb_accum.h" -#include "st_cb_fbo.h" -#include "st_texture.h" -#include "pipe/p_context.h" -#include "pipe/p_defines.h" -#include "util/u_format.h" -#include "util/u_inlines.h" -#include "util/u_tile.h" - - -#if FEATURE_accum - -/** - * 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. - */ - - -void -st_clear_accum_buffer(struct gl_context *ctx, struct gl_renderbuffer *rb) -{ - struct st_renderbuffer *acc_strb = st_renderbuffer(rb); - 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; - size_t stride = acc_strb->stride; - GLubyte *data = acc_strb->data; - - if(!data) - return; - - 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 *) (data + (ypos + i) * stride + xpos * 8); - 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()"); - } -} - - -/** For ADD/MULT */ -static void -accum_mad(struct gl_context *ctx, GLfloat scale, GLfloat bias, - GLint xpos, GLint ypos, GLint width, GLint height, - struct st_renderbuffer *acc_strb) -{ - size_t stride = acc_strb->stride; - GLubyte *data = acc_strb->data; - - switch (acc_strb->format) { - case PIPE_FORMAT_R16G16B16A16_SNORM: - { - int i, j; - for (i = 0; i < height; i++) { - GLshort *acc = (GLshort *) (data + (ypos + i) * stride + xpos * 8); - for (j = 0; j < width * 4; j++) { - float val = SHORT_TO_FLOAT(*acc) * scale + bias; - *acc++ = FLOAT_TO_SHORT(val); - } - } - } - break; - default: - _mesa_problem(NULL, "unexpected format in st_clear_accum_buffer()"); - } -} - - -static void -accum_accum(struct st_context *st, GLfloat value, - GLint xpos, GLint ypos, GLint width, GLint height, - struct st_renderbuffer *acc_strb, - struct st_renderbuffer *color_strb) -{ - struct pipe_context *pipe = st->pipe; - struct pipe_transfer *color_trans; - size_t stride = acc_strb->stride; - GLubyte *data = acc_strb->data; - GLfloat *buf; - - if (ST_DEBUG & DEBUG_FALLBACK) - debug_printf("%s: fallback processing\n", __FUNCTION__); - - color_trans = pipe_get_transfer(st->pipe, - color_strb->texture, - 0, 0, - PIPE_TRANSFER_READ, xpos, ypos, - width, height); - - buf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat)); - - pipe_get_tile_rgba_format(pipe, color_trans, 0, 0, width, height, - util_format_linear(color_strb->texture->format), - buf); - - switch (acc_strb->format) { - case PIPE_FORMAT_R16G16B16A16_SNORM: - { - const GLfloat *color = buf; - int i, j; - for (i = 0; i < height; i++) { - GLshort *acc = (GLshort *) (data + (ypos + i) * stride + xpos * 8); - for (j = 0; j < width * 4; j++) { - float val = *color++ * value; - *acc++ += FLOAT_TO_SHORT(val); - } - } - } - break; - default: - _mesa_problem(NULL, "unexpected format in st_clear_accum_buffer()"); - } - - free(buf); - pipe->transfer_destroy(pipe, color_trans); -} - - -static void -accum_load(struct st_context *st, GLfloat value, - GLint xpos, GLint ypos, GLint width, GLint height, - struct st_renderbuffer *acc_strb, - struct st_renderbuffer *color_strb) -{ - struct pipe_context *pipe = st->pipe; - struct pipe_transfer *color_trans; - size_t stride = acc_strb->stride; - GLubyte *data = acc_strb->data; - GLfloat *buf; - - if (ST_DEBUG & DEBUG_FALLBACK) - debug_printf("%s: fallback processing\n", __FUNCTION__); - - color_trans = pipe_get_transfer(st->pipe, color_strb->texture, - 0, 0, - PIPE_TRANSFER_READ, xpos, ypos, - width, height); - - buf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat)); - - pipe_get_tile_rgba_format(pipe, color_trans, 0, 0, width, height, - util_format_linear(color_strb->texture->format), - buf); - - switch (acc_strb->format) { - case PIPE_FORMAT_R16G16B16A16_SNORM: - { - const GLfloat *color = buf; - int i, j; - for (i = 0; i < height; i++) { - GLshort *acc = (GLshort *) (data + (ypos + i) * stride + xpos * 8); - for (j = 0; j < width * 4; j++) { - float val = *color++ * value; - *acc++ = FLOAT_TO_SHORT(val); - } - } - } - break; - default: - _mesa_problem(NULL, "unexpected format in st_clear_accum_buffer()"); - } - - free(buf); - pipe->transfer_destroy(pipe, color_trans); -} - - -static void -accum_return(struct gl_context *ctx, GLfloat value, - GLint xpos, GLint ypos, GLint width, GLint height, - struct st_renderbuffer *acc_strb, - struct st_renderbuffer *color_strb) -{ - struct pipe_context *pipe = st_context(ctx)->pipe; - const GLubyte *colormask = ctx->Color.ColorMask[0]; - enum pipe_transfer_usage usage; - struct pipe_transfer *color_trans; - size_t stride = acc_strb->stride; - const GLubyte *data = acc_strb->data; - GLfloat *buf; - enum pipe_format format = util_format_linear(color_strb->texture->format); - - if (ST_DEBUG & DEBUG_FALLBACK) - debug_printf("%s: fallback processing\n", __FUNCTION__); - - buf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat)); - - if (!colormask[0] || !colormask[1] || !colormask[2] || !colormask[3]) - usage = PIPE_TRANSFER_READ_WRITE; - else - usage = PIPE_TRANSFER_WRITE; - - color_trans = pipe_get_transfer(st_context(ctx)->pipe, - color_strb->texture, 0, 0, - usage, - xpos, ypos, - width, height); - - if (usage & PIPE_TRANSFER_READ) - pipe_get_tile_rgba_format(pipe, color_trans, 0, 0, width, height, - format, buf); - - switch (acc_strb->format) { - case PIPE_FORMAT_R16G16B16A16_SNORM: - { - GLfloat *color = buf; - int i, j, ch; - for (i = 0; i < height; i++) { - const GLshort *acc = (const GLshort *) (data + (ypos + i) * stride + xpos * 8); - for (j = 0; j < width; j++) { - for (ch = 0; ch < 4; ch++) { - if (colormask[ch]) { - GLfloat val = SHORT_TO_FLOAT(*acc * value); - *color = CLAMP(val, 0.0f, 1.0f); - } - else { - /* No change */ - } - ++acc; - ++color; - } - } - } - } - break; - default: - _mesa_problem(NULL, "unexpected format in st_clear_accum_buffer()"); - } - - pipe_put_tile_rgba_format(pipe, color_trans, 0, 0, width, height, - format, buf); - - free(buf); - pipe->transfer_destroy(pipe, color_trans); -} - - -static void -st_Accum(struct gl_context *ctx, GLenum op, GLfloat value) -{ - struct st_context *st = st_context(ctx); - struct st_renderbuffer *acc_strb - = st_renderbuffer(ctx->DrawBuffer->Attachment[BUFFER_ACCUM].Renderbuffer); - struct st_renderbuffer *color_strb - = st_renderbuffer(ctx->ReadBuffer->_ColorReadBuffer); - - 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; - - if(!acc_strb->data) - return; - - switch (op) { - case GL_ADD: - if (value != 0.0F) { - accum_mad(ctx, 1.0, value, xpos, ypos, width, height, acc_strb); - } - break; - case GL_MULT: - if (value != 1.0F) { - accum_mad(ctx, value, 0.0, xpos, ypos, width, height, acc_strb); - } - break; - case GL_ACCUM: - if (value != 0.0F) { - accum_accum(st, value, xpos, ypos, width, height, acc_strb, color_strb); - } - break; - case GL_LOAD: - accum_load(st, value, xpos, ypos, width, height, acc_strb, color_strb); - break; - case GL_RETURN: - accum_return(ctx, value, xpos, ypos, width, height, acc_strb, color_strb); - break; - default: - assert(0); - } -} - - - -void st_init_accum_functions(struct dd_function_table *functions) -{ - functions->Accum = st_Accum; -} - -#endif /* FEATURE_accum */ +/************************************************************************** + * + * 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 "main/mfeatures.h" + +#include "st_debug.h" +#include "st_context.h" +#include "st_cb_accum.h" +#include "st_cb_fbo.h" +#include "st_texture.h" +#include "pipe/p_context.h" +#include "pipe/p_defines.h" +#include "util/u_format.h" +#include "util/u_inlines.h" +#include "util/u_tile.h" + + +#if FEATURE_accum + +/** + * 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. + */ + + +void +st_clear_accum_buffer(struct gl_context *ctx, struct gl_renderbuffer *rb) +{ + struct st_renderbuffer *acc_strb = st_renderbuffer(rb); + 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; + size_t stride = acc_strb->stride; + GLubyte *data = acc_strb->data; + + if(!data) + return; + + 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 *) (data + (ypos + i) * stride + xpos * 8); + 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()"); + } +} + + +/** For ADD/MULT */ +static void +accum_mad(struct gl_context *ctx, GLfloat scale, GLfloat bias, + GLint xpos, GLint ypos, GLint width, GLint height, + struct st_renderbuffer *acc_strb) +{ + size_t stride = acc_strb->stride; + GLubyte *data = acc_strb->data; + + switch (acc_strb->format) { + case PIPE_FORMAT_R16G16B16A16_SNORM: + { + int i, j; + for (i = 0; i < height; i++) { + GLshort *acc = (GLshort *) (data + (ypos + i) * stride + xpos * 8); + for (j = 0; j < width * 4; j++) { + float val = SHORT_TO_FLOAT(*acc) * scale + bias; + *acc++ = FLOAT_TO_SHORT(val); + } + } + } + break; + default: + _mesa_problem(NULL, "unexpected format in st_clear_accum_buffer()"); + } +} + + +static void +accum_accum(struct st_context *st, GLfloat value, + GLint xpos, GLint ypos, GLint width, GLint height, + struct st_renderbuffer *acc_strb, + struct st_renderbuffer *color_strb) +{ + struct pipe_context *pipe = st->pipe; + struct pipe_transfer *color_trans; + size_t stride = acc_strb->stride; + GLubyte *data = acc_strb->data; + GLfloat *buf; + + if (ST_DEBUG & DEBUG_FALLBACK) + debug_printf("%s: fallback processing\n", __FUNCTION__); + + color_trans = pipe_get_transfer(st->pipe, + color_strb->texture, + 0, 0, + PIPE_TRANSFER_READ, xpos, ypos, + width, height); + + buf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat)); + + pipe_get_tile_rgba_format(pipe, color_trans, 0, 0, width, height, + util_format_linear(color_strb->texture->format), + buf); + + switch (acc_strb->format) { + case PIPE_FORMAT_R16G16B16A16_SNORM: + { + const GLfloat *color = buf; + int i, j; + for (i = 0; i < height; i++) { + GLshort *acc = (GLshort *) (data + (ypos + i) * stride + xpos * 8); + for (j = 0; j < width * 4; j++) { + float val = *color++ * value; + *acc++ += FLOAT_TO_SHORT(val); + } + } + } + break; + default: + _mesa_problem(NULL, "unexpected format in st_clear_accum_buffer()"); + } + + free(buf); + pipe->transfer_destroy(pipe, color_trans); +} + + +static void +accum_load(struct st_context *st, GLfloat value, + GLint xpos, GLint ypos, GLint width, GLint height, + struct st_renderbuffer *acc_strb, + struct st_renderbuffer *color_strb) +{ + struct pipe_context *pipe = st->pipe; + struct pipe_transfer *color_trans; + size_t stride = acc_strb->stride; + GLubyte *data = acc_strb->data; + GLfloat *buf; + + if (ST_DEBUG & DEBUG_FALLBACK) + debug_printf("%s: fallback processing\n", __FUNCTION__); + + color_trans = pipe_get_transfer(st->pipe, color_strb->texture, + 0, 0, + PIPE_TRANSFER_READ, xpos, ypos, + width, height); + + buf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat)); + + pipe_get_tile_rgba_format(pipe, color_trans, 0, 0, width, height, + util_format_linear(color_strb->texture->format), + buf); + + switch (acc_strb->format) { + case PIPE_FORMAT_R16G16B16A16_SNORM: + { + const GLfloat *color = buf; + int i, j; + for (i = 0; i < height; i++) { + GLshort *acc = (GLshort *) (data + (ypos + i) * stride + xpos * 8); + for (j = 0; j < width * 4; j++) { + float val = *color++ * value; + *acc++ = FLOAT_TO_SHORT(val); + } + } + } + break; + default: + _mesa_problem(NULL, "unexpected format in st_clear_accum_buffer()"); + } + + free(buf); + pipe->transfer_destroy(pipe, color_trans); +} + + +static void +accum_return(struct gl_context *ctx, GLfloat value, + GLint xpos, GLint ypos, GLint width, GLint height, + struct st_renderbuffer *acc_strb, + struct st_renderbuffer *color_strb) +{ + struct pipe_context *pipe = st_context(ctx)->pipe; + const GLubyte *colormask = ctx->Color.ColorMask[0]; + enum pipe_transfer_usage usage; + struct pipe_transfer *color_trans; + size_t stride = acc_strb->stride; + const GLubyte *data = acc_strb->data; + GLfloat *buf; + enum pipe_format format = util_format_linear(color_strb->texture->format); + + if (ST_DEBUG & DEBUG_FALLBACK) + debug_printf("%s: fallback processing\n", __FUNCTION__); + + buf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat)); + + if (!colormask[0] || !colormask[1] || !colormask[2] || !colormask[3]) + usage = PIPE_TRANSFER_READ_WRITE; + else + usage = PIPE_TRANSFER_WRITE; + + color_trans = pipe_get_transfer(pipe, + color_strb->texture, 0, 0, + usage, + xpos, ypos, + width, height); + + if (usage & PIPE_TRANSFER_READ) + pipe_get_tile_rgba_format(pipe, color_trans, 0, 0, width, height, + format, buf); + + switch (acc_strb->format) { + case PIPE_FORMAT_R16G16B16A16_SNORM: + { + GLfloat *color = buf; + int i, j, ch; + for (i = 0; i < height; i++) { + const GLshort *acc = (const GLshort *) (data + (ypos + i) * stride + xpos * 8); + for (j = 0; j < width; j++) { + for (ch = 0; ch < 4; ch++) { + if (colormask[ch]) { + GLfloat val = SHORT_TO_FLOAT(*acc * value); + *color = CLAMP(val, 0.0f, 1.0f); + } + else { + /* No change */ + } + ++acc; + ++color; + } + } + } + } + break; + default: + _mesa_problem(NULL, "unexpected format in st_clear_accum_buffer()"); + } + + pipe_put_tile_rgba_format(pipe, color_trans, 0, 0, width, height, + format, buf); + + free(buf); + pipe->transfer_destroy(pipe, color_trans); +} + + +static void +st_Accum(struct gl_context *ctx, GLenum op, GLfloat value) +{ + struct st_context *st = st_context(ctx); + struct st_renderbuffer *acc_strb + = st_renderbuffer(ctx->DrawBuffer->Attachment[BUFFER_ACCUM].Renderbuffer); + struct st_renderbuffer *color_strb + = st_renderbuffer(ctx->ReadBuffer->_ColorReadBuffer); + + 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; + + if(!acc_strb->data) + return; + + switch (op) { + case GL_ADD: + if (value != 0.0F) { + accum_mad(ctx, 1.0, value, xpos, ypos, width, height, acc_strb); + } + break; + case GL_MULT: + if (value != 1.0F) { + accum_mad(ctx, value, 0.0, xpos, ypos, width, height, acc_strb); + } + break; + case GL_ACCUM: + if (value != 0.0F) { + accum_accum(st, value, xpos, ypos, width, height, acc_strb, color_strb); + } + break; + case GL_LOAD: + accum_load(st, value, xpos, ypos, width, height, acc_strb, color_strb); + break; + case GL_RETURN: + accum_return(ctx, value, xpos, ypos, width, height, acc_strb, color_strb); + break; + default: + assert(0); + } +} + + + +void st_init_accum_functions(struct dd_function_table *functions) +{ + functions->Accum = st_Accum; +} + +#endif /* FEATURE_accum */ diff --git a/mesalib/src/mesa/state_tracker/st_cb_bufferobjects.c b/mesalib/src/mesa/state_tracker/st_cb_bufferobjects.c index 1e489b29d..7374bb0ac 100644 --- a/mesalib/src/mesa/state_tracker/st_cb_bufferobjects.c +++ b/mesalib/src/mesa/state_tracker/st_cb_bufferobjects.c @@ -222,8 +222,7 @@ st_bufferobj_data(struct gl_context *ctx, } if (data) - pipe_buffer_write(st_context(ctx)->pipe, st_obj->buffer, 0, - size, data); + pipe_buffer_write(pipe, st_obj->buffer, 0, size, data); return GL_TRUE; } diff --git a/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c b/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c index 9948f8d2b..29c1df4ae 100644 --- a/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c +++ b/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c @@ -793,9 +793,10 @@ draw_stencil_pixels(struct gl_context *ctx, GLint x, GLint y, else usage = PIPE_TRANSFER_WRITE; - pt = pipe_get_transfer(st_context(ctx)->pipe, strb->texture, 0, 0, - usage, x, y, - width, height); + pt = pipe_get_transfer(pipe, strb->texture, + strb->rtt_level, strb->rtt_face + strb->rtt_slice, + usage, x, y, + width, height); stmap = pipe_transfer_map(pipe, pt); @@ -1130,8 +1131,10 @@ copy_stencil_pixels(struct gl_context *ctx, GLint srcx, GLint srcy, dsty = rbDraw->Base.Height - dsty - height; } - ptDraw = pipe_get_transfer(st_context(ctx)->pipe, - rbDraw->texture, 0, 0, + ptDraw = pipe_get_transfer(pipe, + rbDraw->texture, + rbDraw->rtt_level, + rbDraw->rtt_face + rbDraw->rtt_slice, usage, dstx, dsty, width, height); @@ -1291,8 +1294,10 @@ blit_copy_pixels(struct gl_context *ctx, GLint srcx, GLint srcy, u_box_2d(readX, readY, readW, readH, &srcBox); pipe->resource_copy_region(pipe, - rbDraw->texture, 0, drawX, drawY, 0, - rbRead->texture, 0, &srcBox); + rbDraw->texture, + rbDraw->rtt_level, drawX, drawY, 0, + rbRead->texture, + rbRead->rtt_level, &srcBox); return GL_TRUE; } } @@ -1444,10 +1449,10 @@ st_CopyPixels(struct gl_context *ctx, GLint srcx, GLint srcy, /* copy source framebuffer surface into mipmap/texture */ pipe->resource_copy_region(pipe, pt, /* dest tex */ - 0, + 0, /* dest lvl */ pack.SkipPixels, pack.SkipRows, 0, /* dest pos */ rbRead->texture, /* src tex */ - 0, + rbRead->rtt_level, /* src lvl */ &src_box); } @@ -1455,7 +1460,8 @@ st_CopyPixels(struct gl_context *ctx, GLint srcx, GLint srcy, /* CPU-based fallback/conversion */ struct pipe_transfer *ptRead = pipe_get_transfer(st->pipe, rbRead->texture, - 0, 0, /* level, layer */ + rbRead->rtt_level, + rbRead->rtt_face + rbRead->rtt_slice, PIPE_TRANSFER_READ, readX, readY, readW, readH); struct pipe_transfer *ptTex; diff --git a/mesalib/src/mesa/state_tracker/st_cb_readpixels.c b/mesalib/src/mesa/state_tracker/st_cb_readpixels.c index 2a63799bd..67926e392 100644 --- a/mesalib/src/mesa/state_tracker/st_cb_readpixels.c +++ b/mesalib/src/mesa/state_tracker/st_cb_readpixels.c @@ -82,7 +82,8 @@ st_read_stencil_pixels(struct gl_context *ctx, GLint x, GLint y, /* Create a read transfer from the renderbuffer's texture */ pt = pipe_get_transfer(pipe, strb->texture, - 0, 0, + strb->rtt_level, + strb->rtt_face + strb->rtt_slice, PIPE_TRANSFER_READ, x, y, width, height); @@ -250,7 +251,8 @@ st_fast_readpixels(struct gl_context *ctx, struct st_renderbuffer *strb, } trans = pipe_get_transfer(pipe, strb->texture, - 0, 0, + strb->rtt_level, + strb->rtt_face + strb->rtt_slice, PIPE_TRANSFER_READ, x, y, width, height); if (!trans) { @@ -445,7 +447,8 @@ st_readpixels(struct gl_context *ctx, GLint x, GLint y, GLsizei width, GLsizei h /* Create a read transfer from the renderbuffer's texture */ trans = pipe_get_transfer(pipe, strb->texture, - 0, 0, + strb->rtt_level, /* level */ + strb->rtt_face + strb->rtt_slice, /* layer */ PIPE_TRANSFER_READ, x, y, width, height); diff --git a/mesalib/src/mesa/state_tracker/st_cb_texture.c b/mesalib/src/mesa/state_tracker/st_cb_texture.c index a27c30e51..9d824b46c 100644 --- a/mesalib/src/mesa/state_tracker/st_cb_texture.c +++ b/mesalib/src/mesa/state_tracker/st_cb_texture.c @@ -807,7 +807,7 @@ decompress_with_blit(struct gl_context * ctx, GLenum target, GLint level, PIPE_TEX_MIPFILTER_NEAREST); /* map the dst_surface so we can read from it */ - tex_xfer = pipe_get_transfer(st_context(ctx)->pipe, + tex_xfer = pipe_get_transfer(pipe, dst_texture, 0, 0, PIPE_TRANSFER_READ, 0, 0, width, height); @@ -1228,7 +1228,7 @@ fallback_copy_texsubimage(struct gl_context *ctx, GLenum target, GLint level, srcY = strb->Base.Height - srcY - height; } - src_trans = pipe_get_transfer(st_context(ctx)->pipe, + src_trans = pipe_get_transfer(pipe, strb->texture, 0, 0, PIPE_TRANSFER_READ, diff --git a/mesalib/src/mesa/state_tracker/st_gen_mipmap.c b/mesalib/src/mesa/state_tracker/st_gen_mipmap.c index 2c37c1107..b34794f1b 100644 --- a/mesalib/src/mesa/state_tracker/st_gen_mipmap.c +++ b/mesalib/src/mesa/state_tracker/st_gen_mipmap.c @@ -1,451 +1,451 @@ -/************************************************************************** - * - * Copyright 2008 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. - * - **************************************************************************/ - - -#include "main/imports.h" -#include "main/mipmap.h" -#include "main/teximage.h" - -#include "pipe/p_context.h" -#include "pipe/p_defines.h" -#include "util/u_inlines.h" -#include "util/u_format.h" -#include "util/u_gen_mipmap.h" - -#include "st_debug.h" -#include "st_context.h" -#include "st_texture.h" -#include "st_gen_mipmap.h" -#include "st_cb_texture.h" - - -/** - * one-time init for generate mipmap - * XXX Note: there may be other times we need no-op/simple state like this. - * In that case, some code refactoring would be good. - */ -void -st_init_generate_mipmap(struct st_context *st) -{ - st->gen_mipmap = util_create_gen_mipmap(st->pipe, st->cso_context); -} - - -void -st_destroy_generate_mipmap(struct st_context *st) -{ - util_destroy_gen_mipmap(st->gen_mipmap); - st->gen_mipmap = NULL; -} - - -/** - * Generate mipmap levels using hardware rendering. - * \return TRUE if successful, FALSE if not possible - */ -static boolean -st_render_mipmap(struct st_context *st, - GLenum target, - struct st_texture_object *stObj, - uint baseLevel, uint lastLevel) -{ - struct pipe_context *pipe = st->pipe; - struct pipe_screen *screen = pipe->screen; - struct pipe_sampler_view *psv = st_get_texture_sampler_view(stObj, pipe); - const uint face = _mesa_tex_target_to_face(target); - - assert(psv->texture == stObj->pt); -#if 0 - assert(target != GL_TEXTURE_3D); /* implemented but untested */ -#endif - - /* check if we can render in the texture's format */ - /* XXX should probably kill this and always use util_gen_mipmap - since this implements a sw fallback as well */ - if (!screen->is_format_supported(screen, psv->format, psv->texture->target, - 0, PIPE_BIND_RENDER_TARGET)) { - return FALSE; - } - - util_gen_mipmap(st->gen_mipmap, psv, face, baseLevel, lastLevel, - PIPE_TEX_FILTER_LINEAR); - - return TRUE; -} - - -/** - * Helper function to decompress an image. The result is a 32-bpp RGBA - * image with stride==width. - */ -static void -decompress_image(enum pipe_format format, int datatype, - const uint8_t *src, void *dst, - unsigned width, unsigned height, unsigned src_stride) -{ - const struct util_format_description *desc = util_format_description(format); - const uint bw = util_format_get_blockwidth(format); - const uint bh = util_format_get_blockheight(format); - uint dst_stride = 4 * MAX2(width, bw); - - if (datatype == GL_FLOAT) { - desc->unpack_rgba_float((float *)dst, dst_stride * sizeof(GLfloat), src, src_stride, width, height); - if (width < bw || height < bh) { - float *dst_p = (float *)dst; - /* We're decompressing an image smaller than the compression - * block size. We don't want garbage pixel values in the region - * outside (width x height) so replicate pixels from the (width - * x height) region to fill out the (bw x bh) block size. - */ - uint x, y; - for (y = 0; y < bh; y++) { - for (x = 0; x < bw; x++) { - if (x >= width || y >= height) { - uint p = (y * bw + x) * 4; - dst_p[p + 0] = dst_p[0]; - dst_p[p + 1] = dst_p[1]; - dst_p[p + 2] = dst_p[2]; - dst_p[p + 3] = dst_p[3]; - } - } - } - } - } else { - desc->unpack_rgba_8unorm((uint8_t *)dst, dst_stride, src, src_stride, width, height); - if (width < bw || height < bh) { - uint8_t *dst_p = (uint8_t *)dst; - /* We're decompressing an image smaller than the compression - * block size. We don't want garbage pixel values in the region - * outside (width x height) so replicate pixels from the (width - * x height) region to fill out the (bw x bh) block size. - */ - uint x, y; - for (y = 0; y < bh; y++) { - for (x = 0; x < bw; x++) { - if (x >= width || y >= height) { - uint p = (y * bw + x) * 4; - dst_p[p + 0] = dst_p[0]; - dst_p[p + 1] = dst_p[1]; - dst_p[p + 2] = dst_p[2]; - dst_p[p + 3] = dst_p[3]; - } - } - } - } - } -} - -/** - * Helper function to compress an image. The source is a 32-bpp RGBA image - * with stride==width. - */ -static void -compress_image(enum pipe_format format, int datatype, - const void *src, uint8_t *dst, - unsigned width, unsigned height, unsigned dst_stride) -{ - const struct util_format_description *desc = util_format_description(format); - const uint src_stride = 4 * width; - - if (datatype == GL_FLOAT) - desc->pack_rgba_float(dst, dst_stride, (GLfloat *)src, src_stride * sizeof(GLfloat), width, height); - else - desc->pack_rgba_8unorm(dst, dst_stride, (uint8_t *)src, src_stride, width, height); -} - - -/** - * Software fallback for generate mipmap levels. - */ -static void -fallback_generate_mipmap(struct gl_context *ctx, GLenum target, - struct gl_texture_object *texObj) -{ - struct pipe_context *pipe = st_context(ctx)->pipe; - struct pipe_resource *pt = st_get_texobj_resource(texObj); - const uint baseLevel = texObj->BaseLevel; - const uint lastLevel = pt->last_level; - const uint face = _mesa_tex_target_to_face(target); - uint dstLevel; - GLenum datatype; - GLuint comps; - GLboolean compressed; - - if (ST_DEBUG & DEBUG_FALLBACK) - debug_printf("%s: fallback processing\n", __FUNCTION__); - - assert(target != GL_TEXTURE_3D); /* not done yet */ - - compressed = - _mesa_is_format_compressed(texObj->Image[face][baseLevel]->TexFormat); - - if (compressed) { - GLenum type = - _mesa_get_format_datatype(texObj->Image[face][baseLevel]->TexFormat); - - datatype = type == GL_UNSIGNED_NORMALIZED ? GL_UNSIGNED_BYTE : GL_FLOAT; - comps = 4; - } - else { - _mesa_format_to_type_and_comps(texObj->Image[face][baseLevel]->TexFormat, - &datatype, &comps); - assert(comps > 0 && "bad texture format in fallback_generate_mipmap()"); - } - - for (dstLevel = baseLevel + 1; dstLevel <= lastLevel; dstLevel++) { - const uint srcLevel = dstLevel - 1; - const uint srcWidth = u_minify(pt->width0, srcLevel); - const uint srcHeight = u_minify(pt->height0, srcLevel); - const uint srcDepth = u_minify(pt->depth0, srcLevel); - const uint dstWidth = u_minify(pt->width0, dstLevel); - const uint dstHeight = u_minify(pt->height0, dstLevel); - const uint dstDepth = u_minify(pt->depth0, dstLevel); - struct pipe_transfer *srcTrans, *dstTrans; - const ubyte *srcData; - ubyte *dstData; - int srcStride, dstStride; - - srcTrans = pipe_get_transfer(st_context(ctx)->pipe, pt, srcLevel, - face, - PIPE_TRANSFER_READ, 0, 0, - srcWidth, srcHeight); - - dstTrans = pipe_get_transfer(st_context(ctx)->pipe, pt, dstLevel, - face, - PIPE_TRANSFER_WRITE, 0, 0, - dstWidth, dstHeight); - - srcData = (ubyte *) pipe_transfer_map(pipe, srcTrans); - dstData = (ubyte *) pipe_transfer_map(pipe, dstTrans); - - srcStride = srcTrans->stride / util_format_get_blocksize(srcTrans->resource->format); - dstStride = dstTrans->stride / util_format_get_blocksize(dstTrans->resource->format); - - /* this cannot work correctly for 3d since it does - not respect layerStride. */ - if (compressed) { - const enum pipe_format format = pt->format; - const uint bw = util_format_get_blockwidth(format); - const uint bh = util_format_get_blockheight(format); - const uint srcWidth2 = align(srcWidth, bw); - const uint srcHeight2 = align(srcHeight, bh); - const uint dstWidth2 = align(dstWidth, bw); - const uint dstHeight2 = align(dstHeight, bh); - uint8_t *srcTemp, *dstTemp; - - assert(comps == 4); - - srcTemp = malloc(srcWidth2 * srcHeight2 * comps * (datatype == GL_FLOAT ? 4 : 1)); - dstTemp = malloc(dstWidth2 * dstHeight2 * comps * (datatype == GL_FLOAT ? 4 : 1)); - - /* decompress the src image: srcData -> srcTemp */ - decompress_image(format, datatype, srcData, srcTemp, srcWidth2, srcHeight2, srcTrans->stride); - - _mesa_generate_mipmap_level(target, datatype, comps, - 0 /*border*/, - srcWidth2, srcHeight2, srcDepth, - srcTemp, - srcWidth2, /* stride in texels */ - dstWidth2, dstHeight2, dstDepth, - dstTemp, - dstWidth2); /* stride in texels */ - - /* compress the new image: dstTemp -> dstData */ - compress_image(format, datatype, dstTemp, dstData, dstWidth2, dstHeight2, dstTrans->stride); - - free(srcTemp); - free(dstTemp); - } - else { - _mesa_generate_mipmap_level(target, datatype, comps, - 0 /*border*/, - srcWidth, srcHeight, srcDepth, - srcData, - srcStride, /* stride in texels */ - dstWidth, dstHeight, dstDepth, - dstData, - dstStride); /* stride in texels */ - } - - pipe_transfer_unmap(pipe, srcTrans); - pipe_transfer_unmap(pipe, dstTrans); - - pipe->transfer_destroy(pipe, srcTrans); - pipe->transfer_destroy(pipe, dstTrans); - } -} - - -/** - * Compute the expected number of mipmap levels in the texture given - * the width/height/depth of the base image and the GL_TEXTURE_BASE_LEVEL/ - * GL_TEXTURE_MAX_LEVEL settings. This will tell us how many mipmap - * levels should be generated. - */ -static GLuint -compute_num_levels(struct gl_context *ctx, - struct gl_texture_object *texObj, - GLenum target) -{ - if (target == GL_TEXTURE_RECTANGLE_ARB) { - return 1; - } - else { - const struct gl_texture_image *baseImage = - _mesa_get_tex_image(ctx, texObj, target, texObj->BaseLevel); - GLuint size, numLevels; - - size = MAX2(baseImage->Width2, baseImage->Height2); - size = MAX2(size, baseImage->Depth2); - - numLevels = texObj->BaseLevel; - - while (size > 0) { - numLevels++; - size >>= 1; - } - - numLevels = MIN2(numLevels, texObj->MaxLevel + 1); - - assert(numLevels >= 1); - - return numLevels; - } -} - - -/** - * Called via ctx->Driver.GenerateMipmap(). - */ -void -st_generate_mipmap(struct gl_context *ctx, GLenum target, - struct gl_texture_object *texObj) -{ - struct st_context *st = st_context(ctx); - struct st_texture_object *stObj = st_texture_object(texObj); - struct pipe_resource *pt = st_get_texobj_resource(texObj); - const uint baseLevel = texObj->BaseLevel; - uint lastLevel; - uint dstLevel; - - if (!pt) - return; - - /* not sure if this ultimately actually should work, - but we're not supporting multisampled textures yet. */ - assert(pt->nr_samples < 2); - - /* find expected last mipmap level to generate*/ - lastLevel = compute_num_levels(ctx, texObj, target) - 1; - - if (lastLevel == 0) - return; - - /* The texture isn't in a "complete" state yet so set the expected - * lastLevel here, since it won't get done in st_finalize_texture(). - */ - stObj->lastLevel = lastLevel; - - if (pt->last_level < lastLevel) { - /* The current gallium texture doesn't have space for all the - * mipmap levels we need to generate. So allocate a new texture. - */ - struct pipe_resource *oldTex = stObj->pt; - - /* create new texture with space for more levels */ - stObj->pt = st_texture_create(st, - oldTex->target, - oldTex->format, - lastLevel, - oldTex->width0, - oldTex->height0, - oldTex->depth0, - oldTex->array_size, - oldTex->bind); - - /* This will copy the old texture's base image into the new texture - * which we just allocated. - */ - st_finalize_texture(ctx, st->pipe, texObj); - - /* release the old tex (will likely be freed too) */ - pipe_resource_reference(&oldTex, NULL); - pipe_sampler_view_reference(&stObj->sampler_view, NULL); - } - else { - /* Make sure that the base texture image data is present in the - * texture buffer. - */ - st_finalize_texture(ctx, st->pipe, texObj); - } - - pt = stObj->pt; - - assert(pt->last_level >= lastLevel); - - /* Try to generate the mipmap by rendering/texturing. If that fails, - * use the software fallback. - */ - if (!st_render_mipmap(st, target, stObj, baseLevel, lastLevel)) { - /* since the util code actually also has a fallback, should - probably make it never fail and kill this */ - fallback_generate_mipmap(ctx, target, texObj); - } - - /* Fill in the Mesa gl_texture_image fields */ - for (dstLevel = baseLevel + 1; dstLevel <= lastLevel; dstLevel++) { - const uint srcLevel = dstLevel - 1; - const struct gl_texture_image *srcImage - = _mesa_get_tex_image(ctx, texObj, target, srcLevel); - struct gl_texture_image *dstImage; - struct st_texture_image *stImage; - uint dstWidth = u_minify(pt->width0, dstLevel); - uint dstHeight = u_minify(pt->height0, dstLevel); - uint dstDepth = u_minify(pt->depth0, dstLevel); - uint border = srcImage->Border; - - dstImage = _mesa_get_tex_image(ctx, texObj, target, dstLevel); - if (!dstImage) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "generating mipmaps"); - return; - } - - /* Free old image data */ - if (dstImage->Data) - ctx->Driver.FreeTexImageData(ctx, dstImage); - - /* initialize new image */ - _mesa_init_teximage_fields(ctx, target, dstImage, dstWidth, dstHeight, - dstDepth, border, srcImage->InternalFormat, - srcImage->TexFormat); - - stImage = st_texture_image(dstImage); - stImage->level = dstLevel; - - pipe_resource_reference(&stImage->pt, pt); - } -} +/************************************************************************** + * + * Copyright 2008 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. + * + **************************************************************************/ + + +#include "main/imports.h" +#include "main/mipmap.h" +#include "main/teximage.h" + +#include "pipe/p_context.h" +#include "pipe/p_defines.h" +#include "util/u_inlines.h" +#include "util/u_format.h" +#include "util/u_gen_mipmap.h" + +#include "st_debug.h" +#include "st_context.h" +#include "st_texture.h" +#include "st_gen_mipmap.h" +#include "st_cb_texture.h" + + +/** + * one-time init for generate mipmap + * XXX Note: there may be other times we need no-op/simple state like this. + * In that case, some code refactoring would be good. + */ +void +st_init_generate_mipmap(struct st_context *st) +{ + st->gen_mipmap = util_create_gen_mipmap(st->pipe, st->cso_context); +} + + +void +st_destroy_generate_mipmap(struct st_context *st) +{ + util_destroy_gen_mipmap(st->gen_mipmap); + st->gen_mipmap = NULL; +} + + +/** + * Generate mipmap levels using hardware rendering. + * \return TRUE if successful, FALSE if not possible + */ +static boolean +st_render_mipmap(struct st_context *st, + GLenum target, + struct st_texture_object *stObj, + uint baseLevel, uint lastLevel) +{ + struct pipe_context *pipe = st->pipe; + struct pipe_screen *screen = pipe->screen; + struct pipe_sampler_view *psv = st_get_texture_sampler_view(stObj, pipe); + const uint face = _mesa_tex_target_to_face(target); + + assert(psv->texture == stObj->pt); +#if 0 + assert(target != GL_TEXTURE_3D); /* implemented but untested */ +#endif + + /* check if we can render in the texture's format */ + /* XXX should probably kill this and always use util_gen_mipmap + since this implements a sw fallback as well */ + if (!screen->is_format_supported(screen, psv->format, psv->texture->target, + 0, PIPE_BIND_RENDER_TARGET)) { + return FALSE; + } + + util_gen_mipmap(st->gen_mipmap, psv, face, baseLevel, lastLevel, + PIPE_TEX_FILTER_LINEAR); + + return TRUE; +} + + +/** + * Helper function to decompress an image. The result is a 32-bpp RGBA + * image with stride==width. + */ +static void +decompress_image(enum pipe_format format, int datatype, + const uint8_t *src, void *dst, + unsigned width, unsigned height, unsigned src_stride) +{ + const struct util_format_description *desc = util_format_description(format); + const uint bw = util_format_get_blockwidth(format); + const uint bh = util_format_get_blockheight(format); + uint dst_stride = 4 * MAX2(width, bw); + + if (datatype == GL_FLOAT) { + desc->unpack_rgba_float((float *)dst, dst_stride * sizeof(GLfloat), src, src_stride, width, height); + if (width < bw || height < bh) { + float *dst_p = (float *)dst; + /* We're decompressing an image smaller than the compression + * block size. We don't want garbage pixel values in the region + * outside (width x height) so replicate pixels from the (width + * x height) region to fill out the (bw x bh) block size. + */ + uint x, y; + for (y = 0; y < bh; y++) { + for (x = 0; x < bw; x++) { + if (x >= width || y >= height) { + uint p = (y * bw + x) * 4; + dst_p[p + 0] = dst_p[0]; + dst_p[p + 1] = dst_p[1]; + dst_p[p + 2] = dst_p[2]; + dst_p[p + 3] = dst_p[3]; + } + } + } + } + } else { + desc->unpack_rgba_8unorm((uint8_t *)dst, dst_stride, src, src_stride, width, height); + if (width < bw || height < bh) { + uint8_t *dst_p = (uint8_t *)dst; + /* We're decompressing an image smaller than the compression + * block size. We don't want garbage pixel values in the region + * outside (width x height) so replicate pixels from the (width + * x height) region to fill out the (bw x bh) block size. + */ + uint x, y; + for (y = 0; y < bh; y++) { + for (x = 0; x < bw; x++) { + if (x >= width || y >= height) { + uint p = (y * bw + x) * 4; + dst_p[p + 0] = dst_p[0]; + dst_p[p + 1] = dst_p[1]; + dst_p[p + 2] = dst_p[2]; + dst_p[p + 3] = dst_p[3]; + } + } + } + } + } +} + +/** + * Helper function to compress an image. The source is a 32-bpp RGBA image + * with stride==width. + */ +static void +compress_image(enum pipe_format format, int datatype, + const void *src, uint8_t *dst, + unsigned width, unsigned height, unsigned dst_stride) +{ + const struct util_format_description *desc = util_format_description(format); + const uint src_stride = 4 * width; + + if (datatype == GL_FLOAT) + desc->pack_rgba_float(dst, dst_stride, (GLfloat *)src, src_stride * sizeof(GLfloat), width, height); + else + desc->pack_rgba_8unorm(dst, dst_stride, (uint8_t *)src, src_stride, width, height); +} + + +/** + * Software fallback for generate mipmap levels. + */ +static void +fallback_generate_mipmap(struct gl_context *ctx, GLenum target, + struct gl_texture_object *texObj) +{ + struct pipe_context *pipe = st_context(ctx)->pipe; + struct pipe_resource *pt = st_get_texobj_resource(texObj); + const uint baseLevel = texObj->BaseLevel; + const uint lastLevel = pt->last_level; + const uint face = _mesa_tex_target_to_face(target); + uint dstLevel; + GLenum datatype; + GLuint comps; + GLboolean compressed; + + if (ST_DEBUG & DEBUG_FALLBACK) + debug_printf("%s: fallback processing\n", __FUNCTION__); + + assert(target != GL_TEXTURE_3D); /* not done yet */ + + compressed = + _mesa_is_format_compressed(texObj->Image[face][baseLevel]->TexFormat); + + if (compressed) { + GLenum type = + _mesa_get_format_datatype(texObj->Image[face][baseLevel]->TexFormat); + + datatype = type == GL_UNSIGNED_NORMALIZED ? GL_UNSIGNED_BYTE : GL_FLOAT; + comps = 4; + } + else { + _mesa_format_to_type_and_comps(texObj->Image[face][baseLevel]->TexFormat, + &datatype, &comps); + assert(comps > 0 && "bad texture format in fallback_generate_mipmap()"); + } + + for (dstLevel = baseLevel + 1; dstLevel <= lastLevel; dstLevel++) { + const uint srcLevel = dstLevel - 1; + const uint srcWidth = u_minify(pt->width0, srcLevel); + const uint srcHeight = u_minify(pt->height0, srcLevel); + const uint srcDepth = u_minify(pt->depth0, srcLevel); + const uint dstWidth = u_minify(pt->width0, dstLevel); + const uint dstHeight = u_minify(pt->height0, dstLevel); + const uint dstDepth = u_minify(pt->depth0, dstLevel); + struct pipe_transfer *srcTrans, *dstTrans; + const ubyte *srcData; + ubyte *dstData; + int srcStride, dstStride; + + srcTrans = pipe_get_transfer(pipe, pt, srcLevel, + face, + PIPE_TRANSFER_READ, 0, 0, + srcWidth, srcHeight); + + dstTrans = pipe_get_transfer(pipe, pt, dstLevel, + face, + PIPE_TRANSFER_WRITE, 0, 0, + dstWidth, dstHeight); + + srcData = (ubyte *) pipe_transfer_map(pipe, srcTrans); + dstData = (ubyte *) pipe_transfer_map(pipe, dstTrans); + + srcStride = srcTrans->stride / util_format_get_blocksize(srcTrans->resource->format); + dstStride = dstTrans->stride / util_format_get_blocksize(dstTrans->resource->format); + + /* this cannot work correctly for 3d since it does + not respect layerStride. */ + if (compressed) { + const enum pipe_format format = pt->format; + const uint bw = util_format_get_blockwidth(format); + const uint bh = util_format_get_blockheight(format); + const uint srcWidth2 = align(srcWidth, bw); + const uint srcHeight2 = align(srcHeight, bh); + const uint dstWidth2 = align(dstWidth, bw); + const uint dstHeight2 = align(dstHeight, bh); + uint8_t *srcTemp, *dstTemp; + + assert(comps == 4); + + srcTemp = malloc(srcWidth2 * srcHeight2 * comps * (datatype == GL_FLOAT ? 4 : 1)); + dstTemp = malloc(dstWidth2 * dstHeight2 * comps * (datatype == GL_FLOAT ? 4 : 1)); + + /* decompress the src image: srcData -> srcTemp */ + decompress_image(format, datatype, srcData, srcTemp, srcWidth2, srcHeight2, srcTrans->stride); + + _mesa_generate_mipmap_level(target, datatype, comps, + 0 /*border*/, + srcWidth2, srcHeight2, srcDepth, + srcTemp, + srcWidth2, /* stride in texels */ + dstWidth2, dstHeight2, dstDepth, + dstTemp, + dstWidth2); /* stride in texels */ + + /* compress the new image: dstTemp -> dstData */ + compress_image(format, datatype, dstTemp, dstData, dstWidth2, dstHeight2, dstTrans->stride); + + free(srcTemp); + free(dstTemp); + } + else { + _mesa_generate_mipmap_level(target, datatype, comps, + 0 /*border*/, + srcWidth, srcHeight, srcDepth, + srcData, + srcStride, /* stride in texels */ + dstWidth, dstHeight, dstDepth, + dstData, + dstStride); /* stride in texels */ + } + + pipe_transfer_unmap(pipe, srcTrans); + pipe_transfer_unmap(pipe, dstTrans); + + pipe->transfer_destroy(pipe, srcTrans); + pipe->transfer_destroy(pipe, dstTrans); + } +} + + +/** + * Compute the expected number of mipmap levels in the texture given + * the width/height/depth of the base image and the GL_TEXTURE_BASE_LEVEL/ + * GL_TEXTURE_MAX_LEVEL settings. This will tell us how many mipmap + * levels should be generated. + */ +static GLuint +compute_num_levels(struct gl_context *ctx, + struct gl_texture_object *texObj, + GLenum target) +{ + if (target == GL_TEXTURE_RECTANGLE_ARB) { + return 1; + } + else { + const struct gl_texture_image *baseImage = + _mesa_get_tex_image(ctx, texObj, target, texObj->BaseLevel); + GLuint size, numLevels; + + size = MAX2(baseImage->Width2, baseImage->Height2); + size = MAX2(size, baseImage->Depth2); + + numLevels = texObj->BaseLevel; + + while (size > 0) { + numLevels++; + size >>= 1; + } + + numLevels = MIN2(numLevels, texObj->MaxLevel + 1); + + assert(numLevels >= 1); + + return numLevels; + } +} + + +/** + * Called via ctx->Driver.GenerateMipmap(). + */ +void +st_generate_mipmap(struct gl_context *ctx, GLenum target, + struct gl_texture_object *texObj) +{ + struct st_context *st = st_context(ctx); + struct st_texture_object *stObj = st_texture_object(texObj); + struct pipe_resource *pt = st_get_texobj_resource(texObj); + const uint baseLevel = texObj->BaseLevel; + uint lastLevel; + uint dstLevel; + + if (!pt) + return; + + /* not sure if this ultimately actually should work, + but we're not supporting multisampled textures yet. */ + assert(pt->nr_samples < 2); + + /* find expected last mipmap level to generate*/ + lastLevel = compute_num_levels(ctx, texObj, target) - 1; + + if (lastLevel == 0) + return; + + /* The texture isn't in a "complete" state yet so set the expected + * lastLevel here, since it won't get done in st_finalize_texture(). + */ + stObj->lastLevel = lastLevel; + + if (pt->last_level < lastLevel) { + /* The current gallium texture doesn't have space for all the + * mipmap levels we need to generate. So allocate a new texture. + */ + struct pipe_resource *oldTex = stObj->pt; + + /* create new texture with space for more levels */ + stObj->pt = st_texture_create(st, + oldTex->target, + oldTex->format, + lastLevel, + oldTex->width0, + oldTex->height0, + oldTex->depth0, + oldTex->array_size, + oldTex->bind); + + /* This will copy the old texture's base image into the new texture + * which we just allocated. + */ + st_finalize_texture(ctx, st->pipe, texObj); + + /* release the old tex (will likely be freed too) */ + pipe_resource_reference(&oldTex, NULL); + pipe_sampler_view_reference(&stObj->sampler_view, NULL); + } + else { + /* Make sure that the base texture image data is present in the + * texture buffer. + */ + st_finalize_texture(ctx, st->pipe, texObj); + } + + pt = stObj->pt; + + assert(pt->last_level >= lastLevel); + + /* Try to generate the mipmap by rendering/texturing. If that fails, + * use the software fallback. + */ + if (!st_render_mipmap(st, target, stObj, baseLevel, lastLevel)) { + /* since the util code actually also has a fallback, should + probably make it never fail and kill this */ + fallback_generate_mipmap(ctx, target, texObj); + } + + /* Fill in the Mesa gl_texture_image fields */ + for (dstLevel = baseLevel + 1; dstLevel <= lastLevel; dstLevel++) { + const uint srcLevel = dstLevel - 1; + const struct gl_texture_image *srcImage + = _mesa_get_tex_image(ctx, texObj, target, srcLevel); + struct gl_texture_image *dstImage; + struct st_texture_image *stImage; + uint dstWidth = u_minify(pt->width0, dstLevel); + uint dstHeight = u_minify(pt->height0, dstLevel); + uint dstDepth = u_minify(pt->depth0, dstLevel); + uint border = srcImage->Border; + + dstImage = _mesa_get_tex_image(ctx, texObj, target, dstLevel); + if (!dstImage) { + _mesa_error(ctx, GL_OUT_OF_MEMORY, "generating mipmaps"); + return; + } + + /* Free old image data */ + if (dstImage->Data) + ctx->Driver.FreeTexImageData(ctx, dstImage); + + /* initialize new image */ + _mesa_init_teximage_fields(ctx, target, dstImage, dstWidth, dstHeight, + dstDepth, border, srcImage->InternalFormat, + srcImage->TexFormat); + + stImage = st_texture_image(dstImage); + stImage->level = dstLevel; + + pipe_resource_reference(&stImage->pt, pt); + } +} -- cgit v1.2.3