diff options
Diffstat (limited to 'src/gallium/drivers/svga/svga_pipe_constants.c')
-rw-r--r-- | src/gallium/drivers/svga/svga_pipe_constants.c | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/src/gallium/drivers/svga/svga_pipe_constants.c b/src/gallium/drivers/svga/svga_pipe_constants.c new file mode 100644 index 0000000..10e7a12 --- /dev/null +++ b/src/gallium/drivers/svga/svga_pipe_constants.c @@ -0,0 +1,74 @@ +/********************************************************** + * 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 "pipe/p_defines.h" +#include "util/u_math.h" +#include "util/u_memory.h" +#include "tgsi/tgsi_parse.h" + +#include "svga_context.h" +#include "svga_state.h" +#include "svga_hw_reg.h" +#include "svga_cmd.h" + +/*********************************************************************** + * Constant buffers + */ + +struct svga_constbuf +{ + unsigned type; + float (*data)[4]; + unsigned count; +}; + + + +static void svga_set_constant_buffer(struct pipe_context *pipe, + uint shader, uint index, + const struct pipe_constant_buffer *buf) +{ + struct svga_context *svga = svga_context(pipe); + + assert(shader < PIPE_SHADER_TYPES); + assert(index == 0); + + pipe_buffer_reference( &svga->curr.cb[shader], + buf->buffer ); + + if (shader == PIPE_SHADER_FRAGMENT) + svga->dirty |= SVGA_NEW_FS_CONST_BUFFER; + else + svga->dirty |= SVGA_NEW_VS_CONST_BUFFER; +} + + + +void svga_init_constbuffer_functions( struct svga_context *svga ) +{ + svga->pipe.set_constant_buffer = svga_set_constant_buffer; +} + |