rallyunlimited-engine/code/renderervk/tr_cmds.c
2024-02-02 19:46:17 +03:00

502 lines
11 KiB
C

/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.
This file is part of Quake III Arena source code.
Quake III Arena source code is free software; you can redistribute it
and/or modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.
Quake III Arena source code 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with Quake III Arena source code; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
===========================================================================
*/
#include "tr_local.h"
/*
=====================
R_PerformanceCounters
=====================
*/
static void R_PerformanceCounters( void ) {
if ( !r_speeds->integer ) {
// clear the counters even if we aren't printing
Com_Memset( &tr.pc, 0, sizeof( tr.pc ) );
Com_Memset( &backEnd.pc, 0, sizeof( backEnd.pc ) );
return;
}
if (r_speeds->integer == 1) {
ri.Printf (PRINT_ALL, "%i/%i shaders/surfs %i leafs %i verts %i/%i tris %.2f mtex %.2f dc\n",
backEnd.pc.c_shaders, backEnd.pc.c_surfaces, tr.pc.c_leafs, backEnd.pc.c_vertexes,
backEnd.pc.c_indexes/3, backEnd.pc.c_totalIndexes/3,
R_SumOfUsedImages()/(1000000.0f), backEnd.pc.c_overDraw / (float)(glConfig.vidWidth * glConfig.vidHeight) );
} else if (r_speeds->integer == 2) {
ri.Printf (PRINT_ALL, "(patch) %i sin %i sclip %i sout %i bin %i bclip %i bout\n",
tr.pc.c_sphere_cull_patch_in, tr.pc.c_sphere_cull_patch_clip, tr.pc.c_sphere_cull_patch_out,
tr.pc.c_box_cull_patch_in, tr.pc.c_box_cull_patch_clip, tr.pc.c_box_cull_patch_out );
ri.Printf (PRINT_ALL, "(md3) %i sin %i sclip %i sout %i bin %i bclip %i bout\n",
tr.pc.c_sphere_cull_md3_in, tr.pc.c_sphere_cull_md3_clip, tr.pc.c_sphere_cull_md3_out,
tr.pc.c_box_cull_md3_in, tr.pc.c_box_cull_md3_clip, tr.pc.c_box_cull_md3_out );
} else if (r_speeds->integer == 3) {
ri.Printf (PRINT_ALL, "viewcluster: %i\n", tr.viewCluster );
} else if (r_speeds->integer == 4) {
if ( backEnd.pc.c_dlightVertexes ) {
ri.Printf (PRINT_ALL, "dlight srf:%i culled:%i verts:%i tris:%i\n",
tr.pc.c_dlightSurfaces, tr.pc.c_dlightSurfacesCulled,
backEnd.pc.c_dlightVertexes, backEnd.pc.c_dlightIndexes / 3 );
}
}
else if (r_speeds->integer == 5 )
{
ri.Printf( PRINT_ALL, "zFar: %.0f\n", tr.viewParms.zFar );
}
else if (r_speeds->integer == 6 )
{
ri.Printf( PRINT_ALL, "flare adds:%i tests:%i renders:%i\n",
backEnd.pc.c_flareAdds, backEnd.pc.c_flareTests, backEnd.pc.c_flareRenders );
}
Com_Memset( &tr.pc, 0, sizeof( tr.pc ) );
Com_Memset( &backEnd.pc, 0, sizeof( backEnd.pc ) );
}
/*
====================
R_IssueRenderCommands
====================
*/
static void R_IssueRenderCommands( void ) {
renderCommandList_t *cmdList;
cmdList = &backEndData->commands;
// add an end-of-list command
*(int *)(cmdList->cmds + cmdList->used) = RC_END_OF_LIST;
// clear it out, in case this is a sync and not a buffer flip
cmdList->used = 0;
if ( backEnd.screenshotMask == 0 ) {
if ( ri.CL_IsMinimized() )
return; // skip backend when minimized
if ( backEnd.throttle )
return; // or throttled on demand
} else {
#ifdef USE_VULKAN
if ( ri.CL_IsMinimized() && !RE_CanMinimize() ) {
backEnd.screenshotMask = 0;
return;
}
#endif
}
// actually start the commands going
if ( !r_skipBackEnd->integer ) {
// let it start on the new batch
RB_ExecuteRenderCommands( cmdList->cmds );
}
}
/*
====================
R_IssuePendingRenderCommands
Issue any pending commands and wait for them to complete.
====================
*/
void R_IssuePendingRenderCommands( void ) {
if ( !tr.registered ) {
return;
}
R_IssueRenderCommands();
}
/*
============
R_GetCommandBufferReserved
make sure there is enough command space
============
*/
static void *R_GetCommandBufferReserved( int bytes, int reservedBytes ) {
renderCommandList_t *cmdList;
cmdList = &backEndData->commands;
bytes = PAD(bytes, sizeof(void *));
// always leave room for the end of list command
if ( cmdList->used + bytes + sizeof( int ) + reservedBytes > MAX_RENDER_COMMANDS ) {
if ( bytes > MAX_RENDER_COMMANDS - sizeof( int ) ) {
ri.Error( ERR_FATAL, "R_GetCommandBuffer: bad size %i", bytes );
}
// if we run out of room, just start dropping commands
return NULL;
}
cmdList->used += bytes;
return cmdList->cmds + cmdList->used - bytes;
}
/*
=============
R_GetCommandBuffer
returns NULL if there is not enough space for important commands
=============
*/
void *R_GetCommandBuffer( int bytes ) {
#ifdef USE_VULKAN
tr.lastRenderCommand = RC_END_OF_LIST;
#endif
return R_GetCommandBufferReserved( bytes, PAD( sizeof( swapBuffersCommand_t ), sizeof(void *) ) );
}
/*
=============
R_AddDrawSurfCmd
=============
*/
void R_AddDrawSurfCmd( drawSurf_t *drawSurfs, int numDrawSurfs ) {
drawSurfsCommand_t *cmd;
cmd = R_GetCommandBuffer( sizeof( *cmd ) );
if ( !cmd ) {
return;
}
cmd->commandId = RC_DRAW_SURFS;
cmd->drawSurfs = drawSurfs;
cmd->numDrawSurfs = numDrawSurfs;
cmd->refdef = tr.refdef;
cmd->viewParms = tr.viewParms;
#ifdef USE_VULKAN
tr.numDrawSurfCmds++;
if ( tr.drawSurfCmd == NULL ) {
tr.drawSurfCmd = cmd;
}
#endif
}
/*
=============
RE_SetColor
Passing NULL will set the color to white
=============
*/
void RE_SetColor( const float *rgba ) {
setColorCommand_t *cmd;
if ( !tr.registered ) {
return;
}
cmd = R_GetCommandBuffer( sizeof( *cmd ) );
if ( !cmd ) {
return;
}
cmd->commandId = RC_SET_COLOR;
if ( !rgba ) {
rgba = colorWhite;
}
cmd->color[0] = rgba[0];
cmd->color[1] = rgba[1];
cmd->color[2] = rgba[2];
cmd->color[3] = rgba[3];
}
/*
=============
RE_StretchPic
=============
*/
void RE_StretchPic( float x, float y, float w, float h,
float s1, float t1, float s2, float t2, qhandle_t hShader ) {
stretchPicCommand_t *cmd;
if ( !tr.registered ) {
return;
}
cmd = R_GetCommandBuffer( sizeof( *cmd ) );
if ( !cmd ) {
return;
}
cmd->commandId = RC_STRETCH_PIC;
cmd->shader = R_GetShaderByHandle( hShader );
cmd->x = x;
cmd->y = y;
cmd->w = w;
cmd->h = h;
cmd->s1 = s1;
cmd->t1 = t1;
cmd->s2 = s2;
cmd->t2 = t2;
}
#define MODE_RED_CYAN 1
#define MODE_RED_BLUE 2
#define MODE_RED_GREEN 3
#define MODE_GREEN_MAGENTA 4
#define MODE_MAX MODE_GREEN_MAGENTA
#ifndef USE_VULKAN
static void R_SetColorMode(GLboolean *rgba, stereoFrame_t stereoFrame, int colormode)
{
rgba[0] = rgba[1] = rgba[2] = rgba[3] = GL_TRUE;
if(colormode > MODE_MAX)
{
if(stereoFrame == STEREO_LEFT)
stereoFrame = STEREO_RIGHT;
else if(stereoFrame == STEREO_RIGHT)
stereoFrame = STEREO_LEFT;
colormode -= MODE_MAX;
}
if(colormode == MODE_GREEN_MAGENTA)
{
if(stereoFrame == STEREO_LEFT)
rgba[0] = rgba[2] = GL_FALSE;
else if(stereoFrame == STEREO_RIGHT)
rgba[1] = GL_FALSE;
}
else
{
if(stereoFrame == STEREO_LEFT)
rgba[1] = rgba[2] = GL_FALSE;
else if(stereoFrame == STEREO_RIGHT)
{
rgba[0] = GL_FALSE;
if(colormode == MODE_RED_BLUE)
rgba[1] = GL_FALSE;
else if(colormode == MODE_RED_GREEN)
rgba[2] = GL_FALSE;
}
}
}
#endif
/*
====================
RE_BeginFrame
If running in stereo, RE_BeginFrame will be called twice
for each RE_EndFrame
====================
*/
void RE_BeginFrame( stereoFrame_t stereoFrame ) {
drawBufferCommand_t *cmd = NULL;
if ( !tr.registered ) {
return;
}
#ifndef USE_VULKAN
glState.finishCalled = qfalse;
#endif
#ifdef USE_VULKAN
backEnd.doneBloom = qfalse;
#endif
tr.frameCount++;
tr.frameSceneNum = 0;
//
// texturemode stuff
//
if ( r_textureMode->modified ) {
GL_TextureMode( r_textureMode->string );
r_textureMode->modified = qfalse;
}
//
// gamma stuff
//
if ( r_gamma->modified || r_greyscale->modified || r_dither->modified ) {
r_gamma->modified = qfalse;
r_greyscale->modified = qfalse;
r_dither->modified = qfalse;
R_SetColorMappings();
}
if ( ( cmd = R_GetCommandBuffer( sizeof( *cmd ) ) ) == NULL )
return;
cmd->commandId = RC_DRAW_BUFFER;
#ifdef USE_VULKAN
tr.lastRenderCommand = RC_DRAW_BUFFER;
#endif
if ( glConfig.stereoEnabled ) {
if ( stereoFrame == STEREO_LEFT ) {
cmd->buffer = (int)GL_BACK_LEFT;
} else if ( stereoFrame == STEREO_RIGHT ) {
cmd->buffer = (int)GL_BACK_RIGHT;
} else {
ri.Error( ERR_FATAL, "RE_BeginFrame: Stereo is enabled, but stereoFrame was %i", stereoFrame );
}
} else {
if ( stereoFrame != STEREO_CENTER ) {
ri.Error( ERR_FATAL, "RE_BeginFrame: Stereo is disabled, but stereoFrame was %i", stereoFrame );
}
#ifdef USE_VULKAN
cmd->buffer = 0;
#else
if ( !Q_stricmp( r_drawBuffer->string, "GL_FRONT" ) )
cmd->buffer = (int)GL_FRONT;
else
cmd->buffer = (int)GL_BACK;
#endif
}
#ifdef USE_VULKAN
if ( r_fastsky->integer && vk.fastSky ) {
#else
if ( r_fastsky->integer ) {
#endif
if ( stereoFrame != STEREO_RIGHT ) {
clearColorCommand_t *clrcmd;
if ( ( clrcmd = R_GetCommandBuffer( sizeof( *clrcmd ) ) ) == NULL )
return;
clrcmd->commandId = RC_CLEARCOLOR;
}
}
tr.refdef.stereoFrame = stereoFrame;
}
/*
=============
RE_EndFrame
Returns the number of msec spent in the back end
=============
*/
void RE_EndFrame( int *frontEndMsec, int *backEndMsec ) {
swapBuffersCommand_t *cmd;
if ( !tr.registered ) {
return;
}
cmd = R_GetCommandBufferReserved( sizeof( *cmd ), 0 );
if ( !cmd ) {
return;
}
cmd->commandId = RC_SWAP_BUFFERS;
R_PerformanceCounters();
R_IssueRenderCommands();
R_InitNextFrame();
if ( frontEndMsec ) {
*frontEndMsec = tr.frontEndMsec;
}
tr.frontEndMsec = 0;
if ( backEndMsec ) {
*backEndMsec = backEnd.pc.msec;
}
backEnd.pc.msec = 0;
backEnd.throttle = qfalse;
}
/*
=============
RE_TakeVideoFrame
=============
*/
void RE_TakeVideoFrame( int width, int height,
byte *captureBuffer, byte *encodeBuffer, qboolean motionJpeg )
{
videoFrameCommand_t *cmd;
if( !tr.registered ) {
return;
}
backEnd.screenshotMask |= SCREENSHOT_AVI;
cmd = &backEnd.vcmd;
//cmd->commandId = RC_VIDEOFRAME;
cmd->width = width;
cmd->height = height;
cmd->captureBuffer = captureBuffer;
cmd->encodeBuffer = encodeBuffer;
cmd->motionJpeg = motionJpeg;
}
void RE_ThrottleBackend( void )
{
backEnd.throttle = qtrue;
}
void RE_FinishBloom( void )
{
finishBloomCommand_t *cmd;
if ( !tr.registered ) {
return;
}
cmd = R_GetCommandBuffer( sizeof( *cmd ) );
if ( !cmd ) {
return;
}
cmd->commandId = RC_FINISHBLOOM;
}
qboolean RE_CanMinimize( void )
{
#ifdef USE_VULKAN
if ( vk.fboActive || vk.offscreenRender )
return qtrue;
#endif
return qfalse;
}
const glconfig_t *RE_GetConfig( void )
{
return &glConfig;
}
void RE_VertexLighting( qboolean allowed )
{
tr.vertexLightingAllowed = allowed;
}