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Cleanup selection mesh code, add shaders for halo and selection boxes

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This commit is contained in:
RealBadAngel 2016-02-07 04:08:43 +01:00 • committed by kwolekr
parent 430195381d
commit b44da4916a
21 changed files with 336 additions and 304 deletions
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118
src/hud.cpp
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@ -32,6 +32,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "porting.h"
#include "fontengine.h"
#include "guiscalingfilter.h"
#include "mesh.h"
#include <IGUIStaticText.h>
#ifdef HAVE_TOUCHSCREENGUI
@ -80,6 +81,39 @@ Hud::Hud(video::IVideoDriver *driver, scene::ISceneManager* smgr,
use_hotbar_image = false;
hotbar_selected_image = "";
use_hotbar_selected_image = false;
m_selection_mesh = NULL;
m_selection_boxes.clear();
m_selection_pos = v3f(0.0, 0.0, 0.0);
std::string mode = g_settings->get("node_highlighting");
m_selection_material.Lighting = false;
if (g_settings->getBool("enable_shaders")) {
IShaderSource *shdrsrc = gamedef->getShaderSource();
u16 shader_id = shdrsrc->getShader(
mode == "halo" ? "selection_shader" : "default_shader", 1, 1);
m_selection_material.MaterialType = shdrsrc->getShaderInfo(shader_id).material;
} else {
m_selection_material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
}
if (mode == "box") {
m_use_selection_mesh = false;
m_selection_material.Thickness =
rangelim(g_settings->getS16("selectionbox_width"), 1, 5);
} else if (mode == "halo") {
m_use_selection_mesh = true;
m_selection_material.setTexture(0, tsrc->getTextureForMesh("halo.png"));
m_selection_material.setFlag(video::EMF_BACK_FACE_CULLING, true);
} else {
m_selection_material.MaterialType = video::EMT_SOLID;
}
}
Hud::~Hud()
{
if (m_selection_mesh)
m_selection_mesh->drop();
}
void Hud::drawItem(const ItemStack &item, const core::rect<s32>& rect,
@ -239,7 +273,7 @@ void Hud::drawItems(v2s32 upperleftpos, s32 itemcount, s32 offset,
}
void Hud::drawLuaElements(v3s16 camera_offset) {
void Hud::drawLuaElements(const v3s16 &camera_offset) {
u32 text_height = g_fontengine->getTextHeight();
irr::gui::IGUIFont* font = g_fontengine->getFont();
for (size_t i = 0; i != player->maxHudId(); i++) {
@ -466,15 +500,85 @@ void Hud::drawCrosshair() {
}
}
void Hud::drawSelectionBoxes(std::vector<aabb3f> &hilightboxes) {
for (std::vector<aabb3f>::const_iterator
i = hilightboxes.begin();
i != hilightboxes.end(); ++i) {
driver->draw3DBox(*i, selectionbox_argb);
void Hud::setSelectionPos(const v3f &pos, const v3s16 &camera_offset)
{
m_camera_offset = camera_offset;
m_selection_pos = pos;
m_selection_pos_with_offset = pos - intToFloat(camera_offset, BS);
}
void Hud::drawSelectionMesh()
{
if (!m_use_selection_mesh) {
// Draw 3D selection boxes
video::SMaterial oldmaterial = driver->getMaterial2D();
driver->setMaterial(m_selection_material);
for (std::vector<aabb3f>::const_iterator
i = m_selection_boxes.begin();
i != m_selection_boxes.end(); ++i) {
aabb3f box = aabb3f(
i->MinEdge + m_selection_pos_with_offset,
i->MaxEdge + m_selection_pos_with_offset);
u32 r = (selectionbox_argb.getRed() *
m_selection_mesh_color.getRed() / 255);
u32 g = (selectionbox_argb.getGreen() *
m_selection_mesh_color.getGreen() / 255);
u32 b = (selectionbox_argb.getBlue() *
m_selection_mesh_color.getBlue() / 255);
driver->draw3DBox(box, video::SColor(255, r, g, b));
}
driver->setMaterial(oldmaterial);
} else if (m_selection_mesh) {
// Draw selection mesh
video::SMaterial oldmaterial = driver->getMaterial2D();
driver->setMaterial(m_selection_material);
setMeshColor(m_selection_mesh, m_selection_mesh_color);
scene::IMesh* mesh = cloneMesh(m_selection_mesh);
translateMesh(mesh, m_selection_pos_with_offset);
u32 mc = m_selection_mesh->getMeshBufferCount();
for (u32 i = 0; i < mc; i++) {
scene::IMeshBuffer *buf = mesh->getMeshBuffer(i);
driver->drawMeshBuffer(buf);
}
mesh->drop();
driver->setMaterial(oldmaterial);
}
}
void Hud::updateSelectionMesh(const v3s16 &camera_offset)
{
m_camera_offset = camera_offset;
if (!m_use_selection_mesh)
return;
if (m_selection_mesh) {
m_selection_mesh->drop();
m_selection_mesh = NULL;
}
if (!m_selection_boxes.size()) {
// No pointed object
return;
}
// New pointed object, create new mesh.
// Texture UV coordinates for selection boxes
static f32 texture_uv[24] = {
0,0,1,1,
0,0,1,1,
0,0,1,1,
0,0,1,1,
0,0,1,1,
0,0,1,1
};
m_selection_mesh = convertNodeboxesToMesh(m_selection_boxes, texture_uv);
// scale final halo mesh
scaleMesh(m_selection_mesh, v3f(1.08, 1.08, 1.08));
}
void Hud::resizeHotbar() {
if (m_screensize != porting::getWindowSize()) {