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LibGL+LibGPU+LibSoftGPU: Implement blend equations

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This implements support for `glBlendEquation` and
`glBlendEquationSeparate`. These functions modify the calculation of the
resulting color in blending mode.
This commit is contained in:
Jelle Raaijmakers 2024-02-15 22:55:28 +01:00
parent 55668c3e48
commit aa3a6767f6
10 changed files with 202 additions and 30 deletions
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11
Userland/Libraries/LibGL/GL/gl.h
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@ -1,7 +1,7 @@
/*
* Copyright (c) 2021, Jesse Buhagiar <jooster669@gmail.com>
* Copyright (c) 2021, Stephan Unverwerth <s.unverwerth@serenityos.org>
* Copyright (c) 2021-2022, Jelle Raaijmakers <jelle@gmta.nl>
* Copyright (c) 2021-2024, Jelle Raaijmakers <jelle@gmta.nl>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@ -380,11 +380,18 @@ extern "C" {
#define GL_LIGHT6 0x4006
#define GL_LIGHT7 0x4007
// More blend factors
// Blend factors & modes
#define GL_CONSTANT_COLOR 0x8001
#define GL_ONE_MINUS_CONSTANT_COLOR 0x8002
#define GL_CONSTANT_ALPHA 0x8003
#define GL_ONE_MINUS_CONSTANT_ALPHA 0x8004
#define GL_FUNC_ADD 0x8006
#define GL_MIN 0x8007
#define GL_MAX 0x8008
#define GL_BLEND_EQUATION_RGB 0x8009
#define GL_FUNC_SUBTRACT 0x800A
#define GL_FUNC_REVERSE_SUBTRACT 0x800B
#define GL_BLEND_EQUATION_ALPHA 0x883D
// Points
#define GL_POINT_SMOOTH 0x0B10