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glBlitFramebuffer.

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This commit is contained in:
jussi
2023-04-12 00:05:57 +03:00
parent 3445d935d6
commit 895c7f1a06
13 changed files with 8829 additions and 15 deletions
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65
src/gl.c Normal file
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@@ -0,0 +1,65 @@
#include "main.h"
#include "state.h"
#include "lua_core.h"
#include "textures.h"
#include "lgl.h"
/*
## OpenGL - Framebuffer management
*/
/*
> success = RL.glBlitFramebuffer( RenderTexture srcTex, RenderTexture dstTex, Rectangle srcRect, Rectangle dstRect, int mask, int filter )
Copy a block of pixels from one framebuffer object to another.
Use -1 RenderTexture for window framebuffer.
- Failure return false
- Success return true
*/
int lglBlitFramebuffer( lua_State *L ) {
if ( !lua_isnumber( L, 1) || !lua_isnumber( L, 2 ) || !lua_istable( L, 3 )
|| !lua_istable( L, 4 ) || !lua_isnumber( L, 5 ) || !lua_isnumber( L, 6 ) ) {
TraceLog( LOG_WARNING, "%s", "Bad call of function. RL.glBlitFramebuffer( RenderTexture srcTex, RenderTexture dstTex, Rectangle srcRect, Rectangle dstRect, int mask, int filter )" );
lua_pushboolean( L, false );
return 1;
}
int srcTexId = lua_tointeger( L, 1 );
int dstTexId = lua_tointeger( L, 2 );
Rectangle srcRect = uluaGetRectangleIndex( L, 3 );
Rectangle dstRect = uluaGetRectangleIndex( L, 4 );
int mask = lua_tointeger( L, 5 );
int filter = lua_tointeger( L, 6 );
if ( ( !validRenderTexture( srcTexId ) && srcTexId != -1 ) && ( !validRenderTexture( dstTexId ) && dstTexId != -1 ) ) {
lua_pushboolean( L, false );
return 1;
}
if ( srcTexId == -1 ) {
glBindFramebuffer( GL_READ_FRAMEBUFFER, 0 );
}
else {
glBindFramebuffer( GL_READ_FRAMEBUFFER, state->renderTextures[ srcTexId ]->id );
}
if ( dstTexId == -1 ) {
glBindFramebuffer( GL_DRAW_FRAMEBUFFER, 0 );
}
else {
glBindFramebuffer( GL_DRAW_FRAMEBUFFER, state->renderTextures[ dstTexId ]->id );
}
glBlitFramebuffer(
srcRect.x, srcRect.y, srcRect.width, srcRect.height,
dstRect.x, dstRect.y, dstRect.width, dstRect.height,
mask,
filter
// GL_COLOR_BUFFER_BIT, // mask
// GL_NEAREST // filter
);
lua_pushboolean( L, true );
return 1;
}

17
src/lua_core.c
View File

@@ -11,6 +11,7 @@
#include "rgui.h"
#include "lights.h"
#include "lrlgl.h"
#include "lgl.h"
#include "reasings.h"
static void assignGlobalInt( int value, const char *name ) {
@@ -491,6 +492,12 @@ void defineGlobals() {
/* LightType */
assignGlobalInt( LIGHT_DIRECTIONAL, "LIGHT_DIRECTIONAL" );
assignGlobalInt( LIGHT_POINT, "LIGHT_POINT" );
/* OpenGL */
assignGlobalInt( GL_COLOR_BUFFER_BIT, "GL_COLOR_BUFFER_BIT" );
assignGlobalInt( GL_DEPTH_BUFFER_BIT, "GL_DEPTH_BUFFER_BIT" );
assignGlobalInt( GL_STENCIL_BUFFER_BIT, "GL_STENCIL_BUFFER_BIT" );
assignGlobalInt( GL_NEAREST, "GL_NEAREST" );
assignGlobalInt( GL_LINEAR, "GL_LINEAR" );
/*DOC_END*/
lua_pop( L, -1 );
@@ -999,10 +1006,8 @@ void luaRegister() {
/* Texture Drawing. */
assingGlobalFunction( "DrawTexture", ltexturesDrawTexture );
assingGlobalFunction( "DrawTextureRec", ltexturesDrawTextureRec );
// assingGlobalFunction( "DrawTextureTiled", ltexturesDrawTextureTiled );
assingGlobalFunction( "DrawTexturePro", ltexturesDrawTexturePro );
assingGlobalFunction( "DrawTextureNPatch", ltexturesDrawTextureNPatch );
// assingGlobalFunction( "DrawTexturePoly", ltexturesDrawTexturePoly );
assingGlobalFunction( "BeginTextureMode", ltexturesBeginTextureMode );
assingGlobalFunction( "EndTextureMode", ltexturesEndTextureMode );
assingGlobalFunction( "SetTextureSource", ltexturesSetTextureSource );
@@ -1038,7 +1043,6 @@ void luaRegister() {
assingGlobalFunction( "DrawTriangle3D", lmodelsDrawTriangle3D );
assingGlobalFunction( "DrawCube", lmodelsDrawCube );
assingGlobalFunction( "DrawCubeWires", lmodelsDrawCubeWires );
// assingGlobalFunction( "DrawCubeTexture", lmodelsDrawCubeTexture );
assingGlobalFunction( "DrawSphere", lmodelsDrawSphere );
assingGlobalFunction( "DrawSphereEx", lmodelsDrawSphereEx );
assingGlobalFunction( "DrawSphereWires", lmodelsDrawSphereWires );
@@ -1138,9 +1142,6 @@ void luaRegister() {
assingGlobalFunction( "StopSound", laudioStopSound );
assingGlobalFunction( "PauseSound", laudioPauseSound );
assingGlobalFunction( "ResumeSound", laudioResumeSound );
// assingGlobalFunction( "PlaySoundMulti", laudioPlaySoundMulti );
// assingGlobalFunction( "StopSoundMulti", laudioStopSoundMulti );
// assingGlobalFunction( "GetSoundsPlaying", laudioGetSoundsPlaying );
assingGlobalFunction( "IsSoundPlaying", laudioIsSoundPlaying );
assingGlobalFunction( "SetSoundVolume", laudioSetSoundVolume );
assingGlobalFunction( "SetSoundPitch", laudioSetSoundPitch );
@@ -1347,6 +1348,10 @@ void luaRegister() {
assingGlobalFunction( "rlglSetLineWidth", lrlglSetLineWidth );
assingGlobalFunction( "rlglGetLineWidth", lrlglGetLineWidth );
/* OpenGL */
/* Framebuffer management. */
assingGlobalFunction( "glBlitFramebuffer", lglBlitFramebuffer );
/* Easings */
/* Linear Easing functions. */
assingGlobalFunction( "EaseLinear", leasingsEaseLinear );