0,0 → 1,124 |
/************************************************************************** |
* |
* Copyright 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, 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 VMWARE 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 "vg_state.h" |
|
#include <string.h> |
|
void vg_init_state(struct vg_state *state) |
{ |
state->matrix_mode = VG_MATRIX_PATH_USER_TO_SURFACE; |
state->fill_rule = VG_EVEN_ODD; |
state->image_quality = VG_IMAGE_QUALITY_FASTER; |
state->rendering_quality = VG_RENDERING_QUALITY_BETTER; |
state->blend_mode = VG_BLEND_SRC_OVER; |
state->image_mode = VG_DRAW_IMAGE_NORMAL; |
|
memset(state->scissor_rects, 0, sizeof(state->scissor_rects)); |
state->scissor_rects_num = 0; |
|
state->color_transform = VG_FALSE; |
state->color_transform_values[0] = 1.0f; |
state->color_transform_values[1] = 1.0f; |
state->color_transform_values[2] = 1.0f; |
state->color_transform_values[3] = 1.0f; |
state->color_transform_values[4] = 0.0f; |
state->color_transform_values[5] = 0.0f; |
state->color_transform_values[6] = 0.0f; |
state->color_transform_values[7] = 0.0f; |
|
/* Stroke parameters */ |
state->stroke.line_width.f = 1.0f; |
state->stroke.line_width.i = 1; |
state->stroke.cap_style = VG_CAP_BUTT; |
state->stroke.join_style = VG_JOIN_MITER; |
state->stroke.miter_limit.f = 4.0f; |
state->stroke.miter_limit.i = 4; |
state->stroke.dash_pattern_num = 0; |
state->stroke.dash_phase.f = 0.0f; |
state->stroke.dash_phase.i = 0; |
state->stroke.dash_phase_reset = VG_FALSE; |
|
/* Edge fill color for VG_TILE_FILL tiling mode */ |
state->tile_fill_color[0] = 0.0f; |
state->tile_fill_color[1] = 0.0f; |
state->tile_fill_color[2] = 0.0f; |
state->tile_fill_color[3] = 0.0f; |
|
/* Color for vgClear */ |
state->clear_color[0] = 0.0f; |
state->clear_color[1] = 0.0f; |
state->clear_color[2] = 0.0f; |
state->clear_color[3] = 0.0f; |
|
/* Glyph origin */ |
state->glyph_origin[0].f = 0.0f; |
state->glyph_origin[1].f = 0.0f; |
state->glyph_origin[0].i = 0; |
state->glyph_origin[1].i = 0; |
|
/* Enable/disable alpha masking and scissoring */ |
state->masking = VG_FALSE; |
state->scissoring = VG_FALSE; |
|
/* Pixel layout information */ |
state->pixel_layout = VG_PIXEL_LAYOUT_UNKNOWN; |
state->screen_layout = VG_PIXEL_LAYOUT_UNKNOWN; |
|
/* Source format selection for image filters */ |
state->filter_format_linear = VG_FALSE; |
state->filter_format_premultiplied = VG_FALSE; |
|
/* Destination write enable mask for image filters */ |
state->filter_channel_mask = (VG_RED | VG_GREEN | VG_BLUE | VG_ALPHA); |
|
matrix_load_identity(&state->path_user_to_surface_matrix); |
matrix_load_identity(&state->image_user_to_surface_matrix); |
matrix_load_identity(&state->fill_paint_to_user_matrix); |
matrix_load_identity(&state->stroke_paint_to_user_matrix); |
matrix_load_identity(&state->glyph_user_to_surface_matrix); |
} |
|
struct matrix *vg_state_matrix(struct vg_state *state) |
{ |
switch(state->matrix_mode) { |
case VG_MATRIX_PATH_USER_TO_SURFACE: |
return &state->path_user_to_surface_matrix; |
case VG_MATRIX_IMAGE_USER_TO_SURFACE: |
return &state->image_user_to_surface_matrix; |
case VG_MATRIX_FILL_PAINT_TO_USER: |
return &state->fill_paint_to_user_matrix; |
case VG_MATRIX_STROKE_PAINT_TO_USER: |
return &state->stroke_paint_to_user_matrix; |
#ifdef OPENVG_VERSION_1_1 |
case VG_MATRIX_GLYPH_USER_TO_SURFACE: |
return &state->glyph_user_to_surface_matrix; |
#endif |
default: |
break; |
} |
return NULL; |
} |