| /************************************************************************** |
| * |
| * 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: Keith Whitwell <keith@tungstengraphics.com> |
| */ |
| #include "imports.h" |
| |
| #include "pipe/draw/draw_context.h" |
| |
| #include "i915_context.h" |
| #include "i915_state.h" |
| |
| /* None of this state is actually used for anything yet. |
| */ |
| static void i915_set_blend_state( struct pipe_context *pipe, |
| const struct pipe_blend_state *blend ) |
| { |
| struct i915_context *i915 = i915_context(pipe); |
| |
| i915->blend = *blend; |
| |
| i915->dirty |= I915_NEW_BLEND; |
| } |
| |
| |
| static void i915_set_blend_color( struct pipe_context *pipe, |
| const struct pipe_blend_color *blend_color ) |
| { |
| struct i915_context *i915 = i915_context(pipe); |
| |
| i915->blend_color = *blend_color; |
| |
| i915->dirty |= I915_NEW_BLEND; |
| } |
| |
| |
| /** XXX move someday? Or consolidate all these simple state setters |
| * into one file. |
| */ |
| static void i915_set_depth_test_state(struct pipe_context *pipe, |
| const struct pipe_depth_state *depth) |
| { |
| struct i915_context *i915 = i915_context(pipe); |
| |
| i915->depth_test = *depth; |
| |
| i915->dirty |= I915_NEW_DEPTH_TEST; |
| } |
| |
| static void i915_set_alpha_test_state(struct pipe_context *pipe, |
| const struct pipe_alpha_test_state *alpha) |
| { |
| struct i915_context *i915 = i915_context(pipe); |
| |
| i915->alpha_test = *alpha; |
| |
| i915->dirty |= I915_NEW_ALPHA_TEST; |
| } |
| |
| static void i915_set_stencil_state(struct pipe_context *pipe, |
| const struct pipe_stencil_state *stencil) |
| { |
| struct i915_context *i915 = i915_context(pipe); |
| |
| i915->stencil = *stencil; |
| |
| i915->dirty |= I915_NEW_STENCIL; |
| } |
| |
| |
| |
| static void i915_set_scissor_state( struct pipe_context *pipe, |
| const struct pipe_scissor_state *scissor ) |
| { |
| struct i915_context *i915 = i915_context(pipe); |
| |
| memcpy( &i915->scissor, scissor, sizeof(*scissor) ); |
| i915->dirty |= I915_NEW_SCISSOR; |
| } |
| |
| |
| static void i915_set_polygon_stipple( struct pipe_context *pipe, |
| const struct pipe_poly_stipple *stipple ) |
| { |
| } |
| |
| |
| |
| static void i915_set_fs_state( struct pipe_context *pipe, |
| const struct pipe_fs_state *fs ) |
| { |
| struct i915_context *i915 = i915_context(pipe); |
| |
| memcpy(&i915->fs, fs, sizeof(*fs)); |
| |
| i915->dirty |= I915_NEW_FS; |
| } |
| |
| |
| static void i915_set_sampler_state(struct pipe_context *pipe, |
| GLuint unit, |
| const struct pipe_sampler_state *sampler) |
| { |
| struct i915_context *i915 = i915_context(pipe); |
| |
| assert(unit < PIPE_MAX_SAMPLERS); |
| i915->sampler[unit] = *sampler; |
| |
| i915->dirty |= I915_NEW_SAMPLER; |
| } |
| |
| |
| static void i915_set_texture_state(struct pipe_context *pipe, |
| GLuint unit, |
| struct pipe_mipmap_tree *texture) |
| { |
| struct i915_context *i915 = i915_context(pipe); |
| |
| i915->texture[unit] = texture; /* ptr, not struct */ |
| |
| i915->dirty |= I915_NEW_TEXTURE; |
| } |
| |
| |
| |
| static void i915_set_framebuffer_state(struct pipe_context *pipe, |
| const struct pipe_framebuffer_state *fb) |
| { |
| struct i915_context *i915 = i915_context(pipe); |
| |
| i915->framebuffer = *fb; /* struct copy */ |
| |
| i915->dirty |= I915_NEW_FRAMEBUFFER; |
| } |
| |
| |
| |
| |
| static void i915_set_clear_color_state(struct pipe_context *pipe, |
| const struct pipe_clear_color_state *clear) |
| { |
| struct i915_context *i915 = i915_context(pipe); |
| |
| i915->clear_color = *clear; /* struct copy */ |
| } |
| |
| |
| |
| static void i915_set_clip_state( struct pipe_context *pipe, |
| const struct pipe_clip_state *clip ) |
| { |
| struct i915_context *i915 = i915_context(pipe); |
| |
| draw_set_clip_state(i915->draw, clip); |
| |
| i915->dirty |= I915_NEW_CLIP; |
| } |
| |
| |
| |
| /* Called when driver state tracker notices changes to the viewport |
| * matrix: |
| */ |
| static void i915_set_viewport_state( struct pipe_context *pipe, |
| const struct pipe_viewport_state *viewport ) |
| { |
| struct i915_context *i915 = i915_context(pipe); |
| |
| i915->viewport = *viewport; /* struct copy */ |
| |
| /* pass the viewport info to the draw module */ |
| draw_set_viewport_state(i915->draw, viewport); |
| |
| /* Using tnl/ and vf/ modules is temporary while getting started. |
| * Full pipe will have vertex shader, vertex fetch of its own. |
| */ |
| i915->dirty |= I915_NEW_VIEWPORT; |
| |
| } |
| |
| static void i915_set_setup_state( struct pipe_context *pipe, |
| const struct pipe_setup_state *setup ) |
| { |
| struct i915_context *i915 = i915_context(pipe); |
| |
| i915->setup = *setup; |
| |
| /* pass-through to draw module */ |
| draw_set_setup_state(i915->draw, setup); |
| |
| i915->dirty |= I915_NEW_SETUP; |
| } |
| |
| |
| void |
| i915_init_state_functions( struct i915_context *i915 ) |
| { |
| i915->pipe.set_alpha_test_state = i915_set_alpha_test_state; |
| i915->pipe.set_blend_color = i915_set_blend_color; |
| i915->pipe.set_blend_state = i915_set_blend_state; |
| i915->pipe.set_clip_state = i915_set_clip_state; |
| i915->pipe.set_clear_color_state = i915_set_clear_color_state; |
| i915->pipe.set_depth_state = i915_set_depth_test_state; |
| i915->pipe.set_framebuffer_state = i915_set_framebuffer_state; |
| i915->pipe.set_fs_state = i915_set_fs_state; |
| i915->pipe.set_polygon_stipple = i915_set_polygon_stipple; |
| i915->pipe.set_sampler_state = i915_set_sampler_state; |
| i915->pipe.set_scissor_state = i915_set_scissor_state; |
| i915->pipe.set_setup_state = i915_set_setup_state; |
| i915->pipe.set_stencil_state = i915_set_stencil_state; |
| i915->pipe.set_texture_state = i915_set_texture_state; |
| i915->pipe.set_viewport_state = i915_set_viewport_state; |
| } |