oss/luanti
oss/luanti
1
0
Fork 0
mirror of https://github.com/luanti-org/luanti.git synced 2025-07-02 16:38:41 +00:00
Code Wiki Activity

Rewrite rendering engine (#6253)

Browse source 
* Clean draw_*() arguments

* Split rendering core

* Add anaglyph 3D

* Interlaced 3D

* Drop obsolete methods
This commit is contained in:
Vitaliy 2017-10-31 21:27:10 +03:00 • committed by Loïc Blot
parent 65c5539035
commit 28841961ba
25 changed files with 1008 additions and 618 deletions
Download patch file Download diff file Expand all files Collapse all files

116
src/client/render/interlaced.cpp Normal file
View file

@ -0,0 +1,116 @@
/*
Minetest
Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
Copyright (C) 2017 numzero, Lobachesky Vitaly <numzer0@yandex.ru>
This program 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; either version 2.1 of the License, or
(at your option) any later version.
This program 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 program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "interlaced.h"
#include "client.h"
#include "shader.h"
#include "client/tile.h"
RenderingCoreInterlaced::RenderingCoreInterlaced(
IrrlichtDevice *_device, Client *_client, Hud *_hud)
: RenderingCoreStereo(_device, _client, _hud)
{
initMaterial();
}
void RenderingCoreInterlaced::initMaterial()
{
IShaderSource *s = client->getShaderSource();
mat.UseMipMaps = false;
mat.ZBuffer = false;
mat.ZWriteEnable = false;
u32 shader = s->getShader("3d_interlaced_merge", TILE_MATERIAL_BASIC, 0);
mat.MaterialType = s->getShaderInfo(shader).material;
for (int k = 0; k < 3; ++k) {
mat.TextureLayer[k].AnisotropicFilter = false;
mat.TextureLayer[k].BilinearFilter = false;
mat.TextureLayer[k].TrilinearFilter = false;
mat.TextureLayer[k].TextureWrapU = video::ETC_CLAMP_TO_EDGE;
mat.TextureLayer[k].TextureWrapV = video::ETC_CLAMP_TO_EDGE;
}
}
void RenderingCoreInterlaced::initTextures()
{
v2u32 image_size{screensize.X, screensize.Y / 2};
left = driver->addRenderTargetTexture(
image_size, "3d_render_left", video::ECF_A8R8G8B8);
right = driver->addRenderTargetTexture(
image_size, "3d_render_right", video::ECF_A8R8G8B8);
mask = driver->addTexture(screensize, "3d_render_mask", video::ECF_A8R8G8B8);
initMask();
mat.TextureLayer[0].Texture = left;
mat.TextureLayer[1].Texture = right;
mat.TextureLayer[2].Texture = mask;
}
void RenderingCoreInterlaced::clearTextures()
{
driver->removeTexture(left);
driver->removeTexture(right);
driver->removeTexture(mask);
}
void RenderingCoreInterlaced::initMask()
{
u8 *data = reinterpret_cast<u8 *>(mask->lock());
for (u32 j = 0; j < screensize.Y; j++) {
u8 val = j % 2 ? 0xff : 0x00;
memset(data, val, 4 * screensize.X);
data += 4 * screensize.X;
}
mask->unlock();
}
void RenderingCoreInterlaced::drawAll()
{
renderBothImages();
merge();
drawHUD();
}
void RenderingCoreInterlaced::merge()
{
static const video::S3DVertex vertices[4] = {
video::S3DVertex(1.0, -1.0, 0.0, 0.0, 0.0, -1.0,
video::SColor(255, 0, 255, 255), 1.0, 0.0),
video::S3DVertex(-1.0, -1.0, 0.0, 0.0, 0.0, -1.0,
video::SColor(255, 255, 0, 255), 0.0, 0.0),
video::S3DVertex(-1.0, 1.0, 0.0, 0.0, 0.0, -1.0,
video::SColor(255, 255, 255, 0), 0.0, 1.0),
video::S3DVertex(1.0, 1.0, 0.0, 0.0, 0.0, -1.0,
video::SColor(255, 255, 255, 255), 1.0, 1.0),
};
static const u16 indices[6] = {0, 1, 2, 2, 3, 0};
driver->setMaterial(mat);
driver->drawVertexPrimitiveList(&vertices, 4, &indices, 2);
}
void RenderingCoreInterlaced::useEye(bool _right)
{
driver->setRenderTarget(_right ? right : left, true, true, skycolor);
RenderingCoreStereo::useEye(_right);
}
void RenderingCoreInterlaced::resetEye()
{
driver->setRenderTarget(nullptr, false, false, skycolor);
RenderingCoreStereo::resetEye();
}