424 lines
12 KiB
C++
424 lines
12 KiB
C++
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// Copyright (C) 2007 Id Software, Inc.
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//
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/*
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================================================================================================================================
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================================================================================================================================
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WARNING: This is included by the radiant project as well... don't try to use any gamecode stuff in here
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================================================================================================================================
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================================================================================================================================
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*/
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#include "../precompiled.h"
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#pragma hdrstop
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#include "UserInterfaceManager.h"
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#include "GuiSurfaceRenderable.h"
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#include "../gamesys/Pvs.h"
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#include "../../renderer/DeviceContext.h"
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/*
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===============================================================================
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sdGuiSurfaceRenderable
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===============================================================================
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*/
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/*
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============
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sdGuiSurfaceRenderable::sdGuiSurfaceRenderable
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============
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*/
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sdGuiSurfaceRenderable::sdGuiSurfaceRenderable() {
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}
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/*
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============
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sdGuiSurfaceRenderable::~sdGuiSurfaceRenderable
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============
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*/
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sdGuiSurfaceRenderable::~sdGuiSurfaceRenderable() {
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Clear();
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}
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/*
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============
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sdGuiSurfaceRenderable::Clear
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============
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*/
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void sdGuiSurfaceRenderable::Clear() {
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if ( handle.IsValid() ) {
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uiManager->FreeUserInterface( handle );
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handle.Release();
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}
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}
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/*
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============
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sdGuiSurfaceRenderable::Init
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============
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*/
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void sdGuiSurfaceRenderable::Init( const guiSurface_t& surface, const guiHandle_t& handle, const int allowInViewID, const bool weaponDepthHack ) {
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this->surface = surface;
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this->handle = handle;
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this->allowInViewID = allowInViewID;
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this->weaponDepthHack = weaponDepthHack;
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axisLenSquared[0] = surface.axis[0].LengthSqr();
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axisLenSquared[1] = surface.axis[1].LengthSqr();
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}
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#if !defined( MONOLITHIC )
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// TEMP TEMP
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void R_AxisToModelMatrix( const idMat3 &axis, const idVec3 &origin, float modelMatrix[16] ) {
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modelMatrix[0] = axis[0][0];
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modelMatrix[4] = axis[1][0];
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modelMatrix[8] = axis[2][0];
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modelMatrix[12] = origin[0];
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modelMatrix[1] = axis[0][1];
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modelMatrix[5] = axis[1][1];
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modelMatrix[9] = axis[2][1];
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modelMatrix[13] = origin[1];
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modelMatrix[2] = axis[0][2];
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modelMatrix[6] = axis[1][2];
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modelMatrix[10] = axis[2][2];
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modelMatrix[14] = origin[2];
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modelMatrix[3] = 0;
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modelMatrix[7] = 0;
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modelMatrix[11] = 0;
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modelMatrix[15] = 1;
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}
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#else
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void R_AxisToModelMatrix( const idMat3 &axis, const idVec3 &origin, float modelMatrix[16] );
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#endif
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void R_ModelMatrixToAxis( const float modelMatrix[16], idMat3 &axis, idVec3 &origin ) {
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axis[0][0] = modelMatrix[0];
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axis[0][1] = modelMatrix[1];
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axis[0][2] = modelMatrix[2];
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axis[1][0] = modelMatrix[4];
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axis[1][1] = modelMatrix[5];
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axis[1][2] = modelMatrix[6];
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axis[2][0] = modelMatrix[8];
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axis[2][1] = modelMatrix[9];
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axis[2][2] = modelMatrix[10];
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origin[0] = modelMatrix[12];
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origin[1] = modelMatrix[13];
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origin[2] = modelMatrix[14];
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}
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/*
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==========================
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R_MultMatrixAligned
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==========================
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*/
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void R_MultMatrixAligned( const float a[16], const float b[16], float output[16] ) {
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#if 0
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int i, j;
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for ( i = 0 ; i < 4 ; i++ ) {
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for ( j = 0 ; j < 4 ; j++ ) {
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out[ i * 4 + j ] =
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a [ i * 4 + 0 ] * b [ 0 * 4 + j ]
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+ a [ i * 4 + 1 ] * b [ 1 * 4 + j ]
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+ a [ i * 4 + 2 ] * b [ 2 * 4 + j ]
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+ a [ i * 4 + 3 ] * b [ 3 * 4 + j ];
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}
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}
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#elif defined( ID_WIN_X86_SSE )
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__asm {
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mov edx, a
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mov eax, output
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mov ecx, b
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movss xmm0, dword ptr [edx]
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movaps xmm1, xmmword ptr [ecx]
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shufps xmm0, xmm0, 0
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movss xmm2, dword ptr [edx+4]
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mulps xmm0, xmm1
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shufps xmm2, xmm2, 0
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movaps xmm3, xmmword ptr [ecx+10h]
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movss xmm7, dword ptr [edx+8]
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mulps xmm2, xmm3
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shufps xmm7, xmm7, 0
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addps xmm0, xmm2
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movaps xmm4, xmmword ptr [ecx+20h]
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movss xmm2, dword ptr [edx+0Ch]
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mulps xmm7, xmm4
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shufps xmm2, xmm2, 0
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addps xmm0, xmm7
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movaps xmm5, xmmword ptr [ecx+30h]
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movss xmm6, dword ptr [edx+10h]
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mulps xmm2, xmm5
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movss xmm7, dword ptr [edx+14h]
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shufps xmm6, xmm6, 0
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addps xmm0, xmm2
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shufps xmm7, xmm7, 0
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movlps qword ptr [eax], xmm0
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movhps qword ptr [eax+8], xmm0
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mulps xmm7, xmm3
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movss xmm0, dword ptr [edx+18h]
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mulps xmm6, xmm1
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shufps xmm0, xmm0, 0
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addps xmm6, xmm7
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mulps xmm0, xmm4
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movss xmm2, dword ptr [edx+24h]
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addps xmm6, xmm0
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movss xmm0, dword ptr [edx+1Ch]
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movss xmm7, dword ptr [edx+20h]
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shufps xmm0, xmm0, 0
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shufps xmm7, xmm7, 0
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mulps xmm0, xmm5
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mulps xmm7, xmm1
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addps xmm6, xmm0
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shufps xmm2, xmm2, 0
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movlps qword ptr [eax+10h], xmm6
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movhps qword ptr [eax+18h], xmm6
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mulps xmm2, xmm3
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movss xmm6, dword ptr [edx+28h]
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addps xmm7, xmm2
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shufps xmm6, xmm6, 0
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movss xmm2, dword ptr [edx+2Ch]
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mulps xmm6, xmm4
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shufps xmm2, xmm2, 0
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addps xmm7, xmm6
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mulps xmm2, xmm5
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movss xmm0, dword ptr [edx+34h]
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addps xmm7, xmm2
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shufps xmm0, xmm0, 0
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movlps qword ptr [eax+20h], xmm7
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movss xmm2, dword ptr [edx+30h]
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movhps qword ptr [eax+28h], xmm7
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mulps xmm0, xmm3
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shufps xmm2, xmm2, 0
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movss xmm6, dword ptr [edx+38h]
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mulps xmm2, xmm1
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shufps xmm6, xmm6, 0
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addps xmm2, xmm0
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mulps xmm6, xmm4
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movss xmm7, dword ptr [edx+3Ch]
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shufps xmm7, xmm7, 0
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addps xmm2, xmm6
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mulps xmm7, xmm5
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addps xmm2, xmm7
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movaps xmmword ptr [eax+30h], xmm2
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}
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#else
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output[0*4+0] = a[0*4+0]*b[0*4+0] + a[0*4+1]*b[1*4+0] + a[0*4+2]*b[2*4+0] + a[0*4+3]*b[3*4+0];
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output[0*4+1] = a[0*4+0]*b[0*4+1] + a[0*4+1]*b[1*4+1] + a[0*4+2]*b[2*4+1] + a[0*4+3]*b[3*4+1];
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output[0*4+2] = a[0*4+0]*b[0*4+2] + a[0*4+1]*b[1*4+2] + a[0*4+2]*b[2*4+2] + a[0*4+3]*b[3*4+2];
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output[0*4+3] = a[0*4+0]*b[0*4+3] + a[0*4+1]*b[1*4+3] + a[0*4+2]*b[2*4+3] + a[0*4+3]*b[3*4+3];
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output[1*4+0] = a[1*4+0]*b[0*4+0] + a[1*4+1]*b[1*4+0] + a[1*4+2]*b[2*4+0] + a[1*4+3]*b[3*4+0];
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output[1*4+1] = a[1*4+0]*b[0*4+1] + a[1*4+1]*b[1*4+1] + a[1*4+2]*b[2*4+1] + a[1*4+3]*b[3*4+1];
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output[1*4+2] = a[1*4+0]*b[0*4+2] + a[1*4+1]*b[1*4+2] + a[1*4+2]*b[2*4+2] + a[1*4+3]*b[3*4+2];
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output[1*4+3] = a[1*4+0]*b[0*4+3] + a[1*4+1]*b[1*4+3] + a[1*4+2]*b[2*4+3] + a[1*4+3]*b[3*4+3];
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output[2*4+0] = a[2*4+0]*b[0*4+0] + a[2*4+1]*b[1*4+0] + a[2*4+2]*b[2*4+0] + a[2*4+3]*b[3*4+0];
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output[2*4+1] = a[2*4+0]*b[0*4+1] + a[2*4+1]*b[1*4+1] + a[2*4+2]*b[2*4+1] + a[2*4+3]*b[3*4+1];
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output[2*4+2] = a[2*4+0]*b[0*4+2] + a[2*4+1]*b[1*4+2] + a[2*4+2]*b[2*4+2] + a[2*4+3]*b[3*4+2];
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output[2*4+3] = a[2*4+0]*b[0*4+3] + a[2*4+1]*b[1*4+3] + a[2*4+2]*b[2*4+3] + a[2*4+3]*b[3*4+3];
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output[3*4+0] = a[3*4+0]*b[0*4+0] + a[3*4+1]*b[1*4+0] + a[3*4+2]*b[2*4+0] + a[3*4+3]*b[3*4+0];
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output[3*4+1] = a[3*4+0]*b[0*4+1] + a[3*4+1]*b[1*4+1] + a[3*4+2]*b[2*4+1] + a[3*4+3]*b[3*4+1];
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output[3*4+2] = a[3*4+0]*b[0*4+2] + a[3*4+1]*b[1*4+2] + a[3*4+2]*b[2*4+2] + a[3*4+3]*b[3*4+2];
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output[3*4+3] = a[3*4+0]*b[0*4+3] + a[3*4+1]*b[1*4+3] + a[3*4+2]*b[2*4+3] + a[3*4+3]*b[3*4+3];
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#endif
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}
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// TEMP TEMP
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/*
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============
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sdGuiSurfaceRenderable::DrawCulled
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============
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*/
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void sdGuiSurfaceRenderable::DrawCulled( const idFrustum& viewFrustum ) const {
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// cull if view is behind the gui plane
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idVec3 localViewOrigin = axis.TransposeMultiply( viewFrustum.GetOrigin() - origin );
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if ( surface.plane.Side( localViewOrigin, 0.1f ) == SIDE_BACK ) {
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return;
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}
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// calculate worldspace bounds
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idBounds worldBounds;
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worldBounds.FromTransformedBounds( surface.bounds, origin, axis );
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// frustum cull
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if ( viewFrustum.CullBounds( worldBounds ) ) {
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return;
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}
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Draw();
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}
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#if !defined( _EDITWORLD )
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/*
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============
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sdGuiSurfaceRenderable::DrawCulled
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============
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*/
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void sdGuiSurfaceRenderable::DrawCulled( const idPVS& pvs, const pvsHandle_t pvsHandle, const idFrustum& viewFrustum ) const {
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// cull if view is behind the gui plane
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idVec3 localViewOrigin = axis.TransposeMultiply( viewFrustum.GetOrigin() - origin );
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if ( surface.plane.Side( localViewOrigin, 0.1f ) == SIDE_BACK ) {
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return;
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}
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// calculate worldspace bounds
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idBounds worldBounds;
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worldBounds.FromTransformedBounds( surface.bounds, origin, axis );
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// cull by pvs
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if ( !pvs.InCurrentPVS( pvsHandle, worldBounds ) ) {
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return;
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}
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// frustum cull
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if ( viewFrustum.CullBounds( worldBounds ) ) {
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return;
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}
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Draw();
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}
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#endif /* !_EDITWORLD */
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/*
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============
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sdGuiSurfaceRenderable::Draw
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============
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*/
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void sdGuiSurfaceRenderable::Draw() const {
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sdUserInterface* ui = uiManager->GetUserInterface( handle );
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if ( ui != NULL ) {
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ALIGN16(float entityModelMatrix[16]);
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R_AxisToModelMatrix( axis, origin, entityModelMatrix );
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// setup the space
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ALIGN16( float guiModelMatrix[16] );
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ALIGN16( float modelMatrix[16] );
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guiModelMatrix[0] = surface.axis[0][0] / static_cast< float >( SCREEN_WIDTH );
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guiModelMatrix[4] = surface.axis[1][0] / static_cast< float >( SCREEN_HEIGHT );
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guiModelMatrix[8] = surface.axis[2][0];
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guiModelMatrix[12] = surface.origin[0];
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guiModelMatrix[1] = surface.axis[0][1] / static_cast< float >( SCREEN_WIDTH );
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guiModelMatrix[5] = surface.axis[1][1] / static_cast< float >( SCREEN_HEIGHT );
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guiModelMatrix[9] = surface.axis[2][1];
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guiModelMatrix[13] = surface.origin[1];
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guiModelMatrix[2] = surface.axis[0][2] / static_cast< float >( SCREEN_WIDTH );
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|
|
guiModelMatrix[6] = surface.axis[1][2] / static_cast< float >( SCREEN_HEIGHT );
|
||
|
|
guiModelMatrix[10] = surface.axis[2][2];
|
||
|
|
guiModelMatrix[14] = surface.origin[2];
|
||
|
|
|
||
|
|
guiModelMatrix[3] = 0.0f;
|
||
|
|
guiModelMatrix[7] = 0.0f;
|
||
|
|
guiModelMatrix[11] = 0.0f;
|
||
|
|
guiModelMatrix[15] = 1.0f;
|
||
|
|
|
||
|
|
R_MultMatrixAligned( guiModelMatrix, entityModelMatrix, modelMatrix );
|
||
|
|
|
||
|
|
deviceContext->BeginEmitToCurrentView( modelMatrix, allowInViewID, weaponDepthHack );
|
||
|
|
|
||
|
|
// emit the drawing commands
|
||
|
|
ui->Draw();
|
||
|
|
|
||
|
|
deviceContext->End();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
============
|
||
|
|
sdGuiSurfaceRenderable::Trace
|
||
|
|
============
|
||
|
|
*/
|
||
|
|
guiPoint_t sdGuiSurfaceRenderable::Trace( const idVec3& start, const idVec3& end ) const {
|
||
|
|
idVec3 localDir, localStart, localEnd;
|
||
|
|
guiPoint_t pt;
|
||
|
|
|
||
|
|
pt.x = pt.y = -1;
|
||
|
|
|
||
|
|
// compute distance of start to gui plane
|
||
|
|
localStart = axis.TransposeMultiply( start - origin );
|
||
|
|
|
||
|
|
float d1 = surface.plane.Distance( localStart );
|
||
|
|
if ( d1 < 0.0f ) {
|
||
|
|
return pt;
|
||
|
|
}
|
||
|
|
|
||
|
|
// compute distance of end to gui plane
|
||
|
|
localEnd = axis.TransposeMultiply( end - origin );
|
||
|
|
|
||
|
|
float d2 = surface.plane.Distance( localEnd );
|
||
|
|
if ( d2 >= 0.0f ) {
|
||
|
|
return pt;
|
||
|
|
}
|
||
|
|
|
||
|
|
float denom = d1 - d2;
|
||
|
|
float t = d1 / denom;
|
||
|
|
|
||
|
|
pt.worldPos = localStart + t * ( localEnd - localStart );
|
||
|
|
|
||
|
|
// compute the barycentric coordinates
|
||
|
|
for ( int i = 0; i < surface.numTris; i++ ) {
|
||
|
|
float u = surface.edgePlanes[ i ][ 0 ].Distance( pt.worldPos );
|
||
|
|
if ( u < 0.0f || u > 1.0f ) {
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
float v = surface.edgePlanes[ i ][ 1 ].Distance( pt.worldPos );
|
||
|
|
if ( v < 0.0f ) {
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
float w = 1.0f - u - v;
|
||
|
|
if ( w < 0.0f ) {
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
// segment intersects tri at distance t in position s
|
||
|
|
idVec3 cursor = pt.worldPos - surface.origin;
|
||
|
|
|
||
|
|
pt.x = ( cursor * surface.axis[0] ) / axisLenSquared[0];
|
||
|
|
pt.y = ( cursor * surface.axis[1] ) / axisLenSquared[1];
|
||
|
|
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
return pt;
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
============
|
||
|
|
sdGuiSurfaceRenderable::GetGuiNum
|
||
|
|
============
|
||
|
|
*/
|
||
|
|
int sdGuiSurfaceRenderable::GetGuiNum() const {
|
||
|
|
return surface.guiNum;
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
============
|
||
|
|
sdGuiSurfaceRenderable::GetGuiHandle
|
||
|
|
============
|
||
|
|
*/
|
||
|
|
guiHandle_t sdGuiSurfaceRenderable::GetGuiHandle() const {
|
||
|
|
return handle;
|
||
|
|
}
|