mirror of
https://github.com/ZDoom/gzdoom.git
synced 2024-11-24 13:01:48 +00:00
95 lines
3.3 KiB
C++
95 lines
3.3 KiB
C++
/*
|
|
** Drawer code generation
|
|
** Copyright (c) 2016 Magnus Norddahl
|
|
**
|
|
** This software is provided 'as-is', without any express or implied
|
|
** warranty. In no event will the authors be held liable for any damages
|
|
** arising from the use of this software.
|
|
**
|
|
** Permission is granted to anyone to use this software for any purpose,
|
|
** including commercial applications, and to alter it and redistribute it
|
|
** freely, subject to the following restrictions:
|
|
**
|
|
** 1. The origin of this software must not be misrepresented; you must not
|
|
** claim that you wrote the original software. If you use this software
|
|
** in a product, an acknowledgment in the product documentation would be
|
|
** appreciated but is not required.
|
|
** 2. Altered source versions must be plainly marked as such, and must not be
|
|
** misrepresented as being the original software.
|
|
** 3. This notice may not be removed or altered from any source distribution.
|
|
**
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include "precomp.h"
|
|
#include "ssa/ssa_value.h"
|
|
#include "ssa/ssa_vec4f.h"
|
|
#include "ssa/ssa_vec4i.h"
|
|
#include "ssa/ssa_vec8s.h"
|
|
#include "ssa/ssa_vec16ub.h"
|
|
#include "ssa/ssa_int.h"
|
|
#include "ssa/ssa_int_ptr.h"
|
|
#include "ssa/ssa_short.h"
|
|
#include "ssa/ssa_ubyte_ptr.h"
|
|
#include "ssa/ssa_vec4f_ptr.h"
|
|
#include "ssa/ssa_vec4i_ptr.h"
|
|
#include "ssa/ssa_stack.h"
|
|
#include "ssa/ssa_bool.h"
|
|
#include "ssa/ssa_barycentric_weight.h"
|
|
#include "llvm_include.h"
|
|
|
|
class SSAWorkerThread
|
|
{
|
|
public:
|
|
SSAInt core;
|
|
SSAInt num_cores;
|
|
SSAInt pass_start_y;
|
|
SSAInt pass_end_y;
|
|
SSAUBytePtr temp;
|
|
};
|
|
|
|
class SSAShadeConstants
|
|
{
|
|
public:
|
|
SSAVec4i light;
|
|
SSAVec4i fade;
|
|
SSAInt desaturate;
|
|
};
|
|
|
|
class DrawerCodegen
|
|
{
|
|
public:
|
|
// Checks if a line is rendered by this thread
|
|
SSABool line_skipped_by_thread(SSAInt line, SSAWorkerThread thread);
|
|
|
|
// The number of lines to skip to reach the first line to be rendered by this thread
|
|
SSAInt skipped_by_thread(SSAInt first_line, SSAWorkerThread thread);
|
|
|
|
// The number of lines to be rendered by this thread
|
|
SSAInt count_for_thread(SSAInt first_line, SSAInt count, SSAWorkerThread thread);
|
|
|
|
// Calculate the dest address for the first line to be rendered by this thread
|
|
SSAUBytePtr dest_for_thread(SSAInt first_line, SSAInt pitch, SSAUBytePtr dest, SSAWorkerThread thread);
|
|
|
|
// LightBgra
|
|
SSAInt calc_light_multiplier(SSAInt light);
|
|
SSAVec4i shade_pal_index_simple(SSAInt index, SSAInt light, SSAUBytePtr basecolors);
|
|
SSAVec4i shade_pal_index_advanced(SSAInt index, SSAInt light, const SSAShadeConstants &constants, SSAUBytePtr basecolors);
|
|
SSAVec4i shade_bgra_simple(SSAVec4i color, SSAInt light);
|
|
SSAVec4i shade_bgra_advanced(SSAVec4i color, SSAInt light, const SSAShadeConstants &constants);
|
|
|
|
// BlendBgra
|
|
SSAVec4i blend_copy(SSAVec4i fg);
|
|
SSAVec4i blend_add(SSAVec4i fg, SSAVec4i bg, SSAInt srcalpha, SSAInt destalpha);
|
|
SSAVec4i blend_sub(SSAVec4i fg, SSAVec4i bg, SSAInt srcalpha, SSAInt destalpha);
|
|
SSAVec4i blend_revsub(SSAVec4i fg, SSAVec4i bg, SSAInt srcalpha, SSAInt destalpha);
|
|
SSAVec4i blend_alpha_blend(SSAVec4i fg, SSAVec4i bg);
|
|
SSAVec4i blend_stencil(SSAVec4i color, SSAInt fgalpha, SSAVec4i bg, SSAInt srcalpha, SSAInt destalpha);
|
|
|
|
// Calculates the final alpha values to be used when combined with the source texture alpha channel
|
|
SSAInt calc_blend_bgalpha(SSAVec4i fg, SSAInt destalpha);
|
|
};
|
|
|
|
#define FRACBITS 16
|
|
#define FRACUNIT (1<<FRACBITS)
|