overlay + gamma + frame buffering (in progress)

1 files changed, 24 insertions, 2 deletions

diff --git a/3d_accel.h b/3d_accel.h
index 46f73a3..979d747 100644
--- a/3d_accel.h
+++ b/3d_accel.h
@@ -33,7 +33,7 @@ THE SOFTWARE.
 #endif

 #endif

 

-#define API_3DACCEL_VER 20240724

+#define API_3DACCEL_VER 20240808

 

 #define ESCAPE_DRV_NT         0x1103 /* (4355) */

 

@@ -46,6 +46,7 @@ THE SOFTWARE.
 #define OP_FBHDA_PALETTE_SET  0x1110 /* VXD, DRV, ESCAPE_DRV_NT */

 #define OP_FBHDA_PALETTE_GET  0x1111 /* VXD, DRV, ESCAPE_DRV_NT */

 #define OP_FBHDA_ACCESS_RECT  0x1112 /* VXD, DRV, ESCAPE_DRV_NT */

+#define OB_FBHDA_OVERLAY      0x1113 /* VXD, ESCAPE_DRV_NT */

 

 #define OP_SVGA_VALID         0x2000  /* VXD, DRV, ESCAPE_DRV_NT */

 #define OP_SVGA_SETMODE       0x2001  /* DRV */

@@ -91,6 +92,18 @@ THE SOFTWARE.
 # define FBPTR *

 #endif

 

+#define FBHA_OVERLAYS_MAX 16

+

+typedef struct FBHDA_overlay

+{

+#ifndef FBHDA_SIXTEEN

+	void *ptr;

+#else

+	DWORD ptr32;

+#endif

+	DWORD size;

+} FBHDA_overlay_t;

+

 typedef struct FBHDA

 {

 	         DWORD cb;

@@ -111,6 +124,15 @@ typedef struct FBHDA
 #endif

 	         DWORD vram_size;

 	         char vxdname[16]; /* file name or "NT" */

+	         DWORD overlay;

+	         FBHDA_overlay_t overlays[FBHA_OVERLAYS_MAX];

+	         DWORD overlays_size;

+	         DWORD gamma; // fixed decimal point, 65536 = 1.0

+	         DWORD res1;

+	         DWORD res2;

+	         DWORD res3;

+	         DWORD res4;

+	         DWORD res5;

 } FBHDA_t;

 

 #define FB_SUPPORT_FLIPING     1

@@ -145,9 +167,9 @@ void FBHDA_access_end(DWORD flags);
 void FBHDA_access_rect(DWORD left, DWORD top, DWORD right, DWORD bottom);

 BOOL FBHDA_swap(DWORD offset);

 void FBHDA_clean();

-

 void  FBHDA_palette_set(unsigned char index, DWORD rgb);

 DWORD FBHDA_palette_get(unsigned char index);

+DWORD FBHDA_overlay(DWORD overlay, DWORD width, DWORD height, DWORD bpp);

 

 /* mouse */

 #ifdef FBHDA_SIXTEEN