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Add Vulkan Support #127

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Merged
cnlohr merged 2 commits into from
Aug 18, 2025
Merged

Add Vulkan Support #127

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9acadac
Split OpenGL functionality into its own file
Kylogias Jul 30, 2025
6370267
Feature Complete Vulkan support
Kylogias Aug 16, 2025
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3 changes: 3 additions & 0 deletions .gitignore
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@ TextTool/text
ogltest
rawdraw
rawdraw_ogl
rawdraw_vk
simple
examples/fontsize
examples/fontsize_ogl
Expand All @@ -15,3 +16,5 @@ tools/binary_to_buffer
tools/single_file_creator
tools/rawdraw_http_page.h
rawdraw_sf.hf

vk/*temp
10 changes: 10 additions & 0 deletions CNFG.c
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Expand Up @@ -22,6 +22,16 @@ int CNFGLastScancode = 0;

#include "CNFGFunctions.c"

#ifdef CNFGOGL
#include "CNFGOGL.c"
#endif

#ifdef CNFGVK
#ifndef CNFGCONTEXTONLY
#include "CNFGVK.c"
#endif
#endif

#ifdef CNFG3D
#include "CNFG3D.c"
#endif
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17 changes: 16 additions & 1 deletion CNFG.h
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Expand Up @@ -18,6 +18,9 @@ extern "C" {
CNFG_USE_DOUBLE_FUNCTIONS -> Use double-precision floating point for CNFG3D.
CNFGOGL -> Use an OpenGL Backend for all rawdraw functionality.
->Caveat->If using CNFG_HAS_XSHAPE, then, we do something realy wacky.
CNFGVK -> Use the experimental Vulkan backend
CNFGVK_VALIDATION_LAYERS -> Enable the validation layers of the batched renderer
CNFGVK_IMAGE_ALLOCATION -> Specify the amount of VRAM allocated towards images in the batched renderer
CNFGRASTERIZER -> Software-rasterize the rawdraw calls, and, use
CNFGUpdateScreenWithBitmap to send video to webpage.
CNFGCONTEXTONLY -> Don't add any drawing functions, only opening a window to
Expand Down Expand Up @@ -73,6 +76,15 @@ Usually tested combinations:
#endif
#endif

#ifdef CNFGVK
#define CNFG_BATCH 8192

#include <vulkan/vulkan.h>

// The drivers define the CNFG_SURFACE_EXTENSION macro for their required extensions
VkResult CNFGCreateVkSurface( VkInstance inst, const VkAllocationCallbacks* alloc, VkSurfaceKHR* surface );
#endif

typedef struct {
short x, y;
} RDPoint;
Expand Down Expand Up @@ -111,6 +123,10 @@ void CNFGBlitImage( uint32_t * data, int x, int y, int w, int h );
void CNFGDeleteTex( unsigned int tex );
unsigned int CNFGTexImage( uint32_t *data, int w, int h );
void CNFGBlitTex( unsigned int tex, int x, int y, int w, int h );
#endif

#if defined( CNFGOGL ) || defined( CNFGVK )
void CNFGSetVSync( int vson ); // Not supported on all systems
void CNFGSetScissors( int * xywh );
void CNFGGetScissors( int * xywh );
#endif
Expand Down Expand Up @@ -156,7 +172,6 @@ void CNFGInternalResize( short x, short y ); //don't call this.

//Not available on all systems. Use The OGL portion with care.
#ifdef CNFGOGL
void CNFGSetVSync( int vson );
void * CNFGGetExtension( const char * extname );
#endif

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