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Diffstat (limited to 'indra/llrender/llrender2dutils.h')
| -rw-r--r-- | indra/llrender/llrender2dutils.h | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/indra/llrender/llrender2dutils.h b/indra/llrender/llrender2dutils.h new file mode 100644 index 0000000000..4884422c58 --- /dev/null +++ b/indra/llrender/llrender2dutils.h @@ -0,0 +1,163 @@ +/** + * @file llrender2dutils.h + * @brief GL function declarations for immediate-mode gl drawing. + * + * $LicenseInfo:firstyear=2012&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2010, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +// All immediate-mode gl drawing should happen here. + + +#ifndef LL_RENDER2DUTILS_H +#define LL_RENDER2DUTILS_H + +#include "llpointer.h" // LLPointer<> +#include "llrect.h" +#include "llglslshader.h" + +class LLColor4; +class LLVector3; +class LLVector2; +class LLUIImage; +class LLUUID; + +extern const LLColor4 UI_VERTEX_COLOR; + +BOOL ui_point_in_rect(S32 x, S32 y, S32 left, S32 top, S32 right, S32 bottom); +void gl_state_for_2d(S32 width, S32 height); + +void gl_line_2d(S32 x1, S32 y1, S32 x2, S32 y2); +void gl_line_2d(S32 x1, S32 y1, S32 x2, S32 y2, const LLColor4 &color ); +void gl_triangle_2d(S32 x1, S32 y1, S32 x2, S32 y2, S32 x3, S32 y3, const LLColor4& color, BOOL filled); +void gl_rect_2d_simple( S32 width, S32 height ); + +void gl_draw_x(const LLRect& rect, const LLColor4& color); + +void gl_rect_2d(S32 left, S32 top, S32 right, S32 bottom, BOOL filled = TRUE ); +void gl_rect_2d(S32 left, S32 top, S32 right, S32 bottom, const LLColor4 &color, BOOL filled = TRUE ); +void gl_rect_2d_offset_local( S32 left, S32 top, S32 right, S32 bottom, const LLColor4 &color, S32 pixel_offset = 0, BOOL filled = TRUE ); +void gl_rect_2d_offset_local( S32 left, S32 top, S32 right, S32 bottom, S32 pixel_offset = 0, BOOL filled = TRUE ); +void gl_rect_2d(const LLRect& rect, BOOL filled = TRUE ); +void gl_rect_2d(const LLRect& rect, const LLColor4& color, BOOL filled = TRUE ); +void gl_rect_2d_checkerboard(const LLRect& rect, GLfloat alpha = 1.0f); + +void gl_drop_shadow(S32 left, S32 top, S32 right, S32 bottom, const LLColor4 &start_color, S32 lines); + +void gl_circle_2d(F32 x, F32 y, F32 radius, S32 steps, BOOL filled); +void gl_arc_2d(F32 center_x, F32 center_y, F32 radius, S32 steps, BOOL filled, F32 start_angle, F32 end_angle); +void gl_deep_circle( F32 radius, F32 depth ); +void gl_ring( F32 radius, F32 width, const LLColor4& center_color, const LLColor4& side_color, S32 steps, BOOL render_center ); +void gl_corners_2d(S32 left, S32 top, S32 right, S32 bottom, S32 length, F32 max_frac); +void gl_washer_2d(F32 outer_radius, F32 inner_radius, S32 steps, const LLColor4& inner_color, const LLColor4& outer_color); +void gl_washer_segment_2d(F32 outer_radius, F32 inner_radius, F32 start_radians, F32 end_radians, S32 steps, const LLColor4& inner_color, const LLColor4& outer_color); + +void gl_draw_image(S32 x, S32 y, LLTexture* image, const LLColor4& color = UI_VERTEX_COLOR, const LLRectf& uv_rect = LLRectf(0.f, 1.f, 1.f, 0.f)); +void gl_draw_scaled_image(S32 x, S32 y, S32 width, S32 height, LLTexture* image, const LLColor4& color = UI_VERTEX_COLOR, const LLRectf& uv_rect = LLRectf(0.f, 1.f, 1.f, 0.f)); +void gl_draw_rotated_image(S32 x, S32 y, F32 degrees, LLTexture* image, const LLColor4& color = UI_VERTEX_COLOR, const LLRectf& uv_rect = LLRectf(0.f, 1.f, 1.f, 0.f)); +void gl_draw_scaled_rotated_image(S32 x, S32 y, S32 width, S32 height, F32 degrees,LLTexture* image, const LLColor4& color = UI_VERTEX_COLOR, const LLRectf& uv_rect = LLRectf(0.f, 1.f, 1.f, 0.f)); +void gl_draw_scaled_image_with_border(S32 x, S32 y, S32 border_width, S32 border_height, S32 width, S32 height, LLTexture* image, const LLColor4 &color, BOOL solid_color = FALSE, const LLRectf& uv_rect = LLRectf(0.f, 1.f, 1.f, 0.f)); +void gl_draw_scaled_image_with_border(S32 x, S32 y, S32 width, S32 height, LLTexture* image, const LLColor4 &color, BOOL solid_color = FALSE, const LLRectf& uv_rect = LLRectf(0.f, 1.f, 1.f, 0.f), const LLRectf& scale_rect = LLRectf(0.f, 1.f, 1.f, 0.f)); + +void gl_stippled_line_3d( const LLVector3& start, const LLVector3& end, const LLColor4& color, F32 phase = 0.f ); + +void gl_rect_2d_simple_tex( S32 width, S32 height ); + +// segmented rectangles + +/* + TL |______TOP_________| TR + /| |\ + _/_|__________________|_\_ + L| | MIDDLE | |R + _|_|__________________|_|_ + \ | BOTTOM | / + BL\|__________________|/ BR + | | +*/ + +typedef enum e_rounded_edge +{ + ROUNDED_RECT_LEFT = 0x1, + ROUNDED_RECT_TOP = 0x2, + ROUNDED_RECT_RIGHT = 0x4, + ROUNDED_RECT_BOTTOM = 0x8, + ROUNDED_RECT_ALL = 0xf +}ERoundedEdge; + + +void gl_segmented_rect_2d_tex(const S32 left, const S32 top, const S32 right, const S32 bottom, const S32 texture_width, const S32 texture_height, const S32 border_size, const U32 edges = ROUNDED_RECT_ALL); +void gl_segmented_rect_2d_fragment_tex(const S32 left, const S32 top, const S32 right, const S32 bottom, const S32 texture_width, const S32 texture_height, const S32 border_size, const F32 start_fragment, const F32 end_fragment, const U32 edges = ROUNDED_RECT_ALL); +void gl_segmented_rect_3d_tex(const LLRectf& clip_rect, const LLRectf& center_uv_rect, const LLRectf& center_draw_rect, const LLVector3& width_vec, const LLVector3& height_vec); + +inline void gl_rect_2d( const LLRect& rect, BOOL filled ) +{ + gl_rect_2d( rect.mLeft, rect.mTop, rect.mRight, rect.mBottom, filled ); +} + +inline void gl_rect_2d_offset_local( const LLRect& rect, S32 pixel_offset, BOOL filled) +{ + gl_rect_2d_offset_local( rect.mLeft, rect.mTop, rect.mRight, rect.mBottom, pixel_offset, filled ); +} + +class LLImageProviderInterface; + +class LLRender2D +{ + LOG_CLASS(LLRender2D); +public: + static void initClass(LLImageProviderInterface* image_provider, + const LLVector2* scale_factor); + static void cleanupClass(); + + static void pushMatrix(); + static void popMatrix(); + static void loadIdentity(); + static void translate(F32 x, F32 y, F32 z = 0.0f); + + static void setLineWidth(F32 width); + static void setScaleFactor(const LLVector2& scale_factor); + + static LLPointer<LLUIImage> getUIImageByID(const LLUUID& image_id, S32 priority = 0); + static LLPointer<LLUIImage> getUIImage(const std::string& name, S32 priority = 0); + + static LLVector2 sGLScaleFactor; +private: + static LLImageProviderInterface* sImageProvider; +}; + +class LLImageProviderInterface +{ +protected: + LLImageProviderInterface() {}; + virtual ~LLImageProviderInterface() {}; +public: + virtual LLPointer<LLUIImage> getUIImage(const std::string& name, S32 priority) = 0; + virtual LLPointer<LLUIImage> getUIImageByID(const LLUUID& id, S32 priority) = 0; + virtual void cleanUp() = 0; +}; + + +extern LLGLSLShader gSolidColorProgram; +extern LLGLSLShader gUIProgram; + +#endif // LL_RENDER2DUTILS_H + |