diff options
Diffstat (limited to 'src/gallium/drivers/svga/svga_pipe_fs.c')
-rw-r--r-- | src/gallium/drivers/svga/svga_pipe_fs.c | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/src/gallium/drivers/svga/svga_pipe_fs.c b/src/gallium/drivers/svga/svga_pipe_fs.c new file mode 100644 index 0000000..5f1213e --- /dev/null +++ b/src/gallium/drivers/svga/svga_pipe_fs.c @@ -0,0 +1,134 @@ +/********************************************************** + * Copyright 2008-2009 VMware, Inc. 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, 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 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 AUTHORS OR COPYRIGHT HOLDERS + * 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 "pipe/p_inlines.h" +#include "util/u_math.h" +#include "util/u_memory.h" +#include "util/u_bitmask.h" +#include "tgsi/tgsi_parse.h" +#include "tgsi/tgsi_text.h" + +#include "svga_screen.h" +#include "svga_context.h" +#include "svga_state.h" +#include "svga_tgsi.h" +#include "svga_hw_reg.h" +#include "svga_cmd.h" +#include "svga_draw.h" +#include "svga_debug.h" + + +/*********************************************************************** + * Fragment shaders + */ + +static void * +svga_create_fs_state(struct pipe_context *pipe, + const struct pipe_shader_state *templ) +{ + struct svga_context *svga = svga_context(pipe); + struct svga_screen *svgascreen = svga_screen(pipe->screen); + struct svga_fragment_shader *fs; + + fs = CALLOC_STRUCT(svga_fragment_shader); + if (!fs) + return NULL; + + fs->base.tokens = tgsi_dup_tokens(templ->tokens); + + /* Collect basic info that we'll need later: + */ + tgsi_scan_shader(fs->base.tokens, &fs->base.info); + + fs->base.id = svga->debug.shader_id++; + fs->base.use_sm30 = svgascreen->use_ps30; + + if (SVGA_DEBUG & DEBUG_TGSI || 0) { + debug_printf("%s id: %u, inputs: %u, outputs: %u\n", + __FUNCTION__, fs->base.id, + fs->base.info.num_inputs, fs->base.info.num_outputs); + } + + return fs; +} + +static void +svga_bind_fs_state(struct pipe_context *pipe, void *shader) +{ + struct svga_fragment_shader *fs = (struct svga_fragment_shader *) shader; + struct svga_context *svga = svga_context(pipe); + + svga->curr.fs = fs; + svga->dirty |= SVGA_NEW_FS; +} + +static +void svga_delete_fs_state(struct pipe_context *pipe, void *shader) +{ + struct svga_context *svga = svga_context(pipe); + struct svga_fragment_shader *fs = (struct svga_fragment_shader *) shader; + struct svga_shader_result *result, *tmp; + enum pipe_error ret; + + svga_hwtnl_flush_retry( svga ); + + for (result = fs->base.results; result; result = tmp ) { + tmp = result->next; + + ret = SVGA3D_DestroyShader(svga->swc, + result->id, + SVGA3D_SHADERTYPE_PS ); + if(ret != PIPE_OK) { + svga_context_flush(svga, NULL); + ret = SVGA3D_DestroyShader(svga->swc, + result->id, + SVGA3D_SHADERTYPE_PS ); + assert(ret == PIPE_OK); + } + + util_bitmask_clear( svga->fs_bm, result->id ); + + svga_destroy_shader_result( result ); + + /* + * Remove stale references to this result to ensure a new result on the + * same address will be detected as a change. + */ + if(result == svga->state.hw_draw.fs) + svga->state.hw_draw.fs = NULL; + } + + FREE((void *)fs->base.tokens); + FREE(fs); +} + + +void svga_init_fs_functions( struct svga_context *svga ) +{ + svga->pipe.create_fs_state = svga_create_fs_state; + svga->pipe.bind_fs_state = svga_bind_fs_state; + svga->pipe.delete_fs_state = svga_delete_fs_state; +} + |