gzdoom-gles/src/polyrenderer/drawers/poly_draw_args.cpp

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/*
** Triangle drawers
** 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.
**
*/
#include <stddef.h>
#include "templates.h"
#include "doomdef.h"
#include "i_system.h"
#include "w_wad.h"
#include "v_video.h"
#include "doomstat.h"
#include "st_stuff.h"
#include "g_game.h"
#include "g_level.h"
#include "r_data/r_translate.h"
#include "v_palette.h"
#include "r_data/colormaps.h"
#include "swrenderer/r_swcolormaps.h"
#include "poly_draw_args.h"
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#include "swrenderer/viewport/r_viewport.h"
void PolyDrawArgs::SetClipPlane(float a, float b, float c, float d)
{
clipPlane[0] = a;
clipPlane[1] = b;
clipPlane[2] = c;
clipPlane[3] = d;
}
void PolyDrawArgs::SetTexture(FTexture *texture)
{
textureWidth = texture->GetWidth();
textureHeight = texture->GetHeight();
auto viewport = PolyRenderer::Instance()->Thread.Viewport.get();
if (viewport->RenderTarget->IsBgra())
texturePixels = (const uint8_t *)texture->GetPixelsBgra();
else
texturePixels = texture->GetPixels();
translation = nullptr;
}
void PolyDrawArgs::SetTexture(FTexture *texture, uint32_t translationID, bool forcePal)
{
if (translationID != 0xffffffff && translationID != 0)
{
FRemapTable *table = TranslationToTable(translationID);
if (table != nullptr && !table->Inactive)
{
if (PolyRenderer::Instance()->Thread.Viewport->RenderTarget->IsBgra())
translation = (uint8_t*)table->Palette;
else
translation = table->Remap;
textureWidth = texture->GetWidth();
textureHeight = texture->GetHeight();
texturePixels = texture->GetPixels();
return;
}
}
if (forcePal)
{
textureWidth = texture->GetWidth();
textureHeight = texture->GetHeight();
texturePixels = texture->GetPixels();
}
else
{
SetTexture(texture);
}
}
void PolyDrawArgs::SetColormap(FSWColormap *base_colormap)
{
uniforms.light_red = base_colormap->Color.r * 256 / 255;
uniforms.light_green = base_colormap->Color.g * 256 / 255;
uniforms.light_blue = base_colormap->Color.b * 256 / 255;
uniforms.light_alpha = base_colormap->Color.a * 256 / 255;
uniforms.fade_red = base_colormap->Fade.r;
uniforms.fade_green = base_colormap->Fade.g;
uniforms.fade_blue = base_colormap->Fade.b;
uniforms.fade_alpha = base_colormap->Fade.a;
uniforms.desaturate = MIN(abs(base_colormap->Desaturate), 255) * 255 / 256;
bool simple_shade = (base_colormap->Color.d == 0x00ffffff && base_colormap->Fade.d == 0x00000000 && base_colormap->Desaturate == 0);
if (simple_shade)
uniforms.flags |= TriUniforms::simple_shade;
else
uniforms.flags &= ~TriUniforms::simple_shade;
colormaps = base_colormap->Maps;
}