68 lines
2.1 KiB
C++
68 lines
2.1 KiB
C++
/*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Contributor(s): Ray Molenkamp
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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/** \file GPU_state.h
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* \ingroup gpu
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*/
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#ifndef __GPU_STATE_H__
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#define __GPU_STATE_H__
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/* These map directly to the GL_ blend functions, to minimize API add as needed*/
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typedef enum GPUBlendFunction {
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GPU_ONE,
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GPU_SRC_ALPHA,
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GPU_ONE_MINUS_SRC_ALPHA,
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GPU_DST_COLOR,
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GPU_ZERO,
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} GPUBlendFunction;
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/* These map directly to the GL_ filter functions, to minimize API add as needed*/
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typedef enum GPUFilterFunction {
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GPU_NEAREST,
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GPU_LINEAR
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} GPUFilterFunction;
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void GPU_blend(bool enable);
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void GPU_blend_set_func(GPUBlendFunction sfactor, GPUBlendFunction dfactor);
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void GPU_blend_set_func_separate(
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GPUBlendFunction src_rgb, GPUBlendFunction dst_rgb,
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GPUBlendFunction src_alpha, GPUBlendFunction dst_alpha);
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void GPU_depth_range(float near, float far);
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void GPU_depth_test(bool enable);
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bool GPU_depth_test_enabled(void);
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void GPU_line_smooth(bool enable);
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void GPU_line_stipple(bool enable);
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void GPU_line_width(float width);
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void GPU_point_size(float size);
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void GPU_polygon_smooth(bool enable);
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void GPU_scissor(int x, int y, int width, int height);
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void GPU_scissor_get_f(float coords[4]);
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void GPU_scissor_get_i(int coords[4]);
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void GPU_viewport_size_get_f(float coords[4]);
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void GPU_viewport_size_get_i(int coords[4]);
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void GPU_flush(void);
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void GPU_finish(void);
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#endif /* __GPU_STATE_H__ */
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