SVGA: double buffering

1 files changed, 33 insertions, 10 deletions

diff --git a/3d_accel.h b/3d_accel.h
index 979d747..46e6689 100644
--- a/3d_accel.h
+++ b/3d_accel.h
@@ -38,7 +38,7 @@ THE SOFTWARE.
 #define ESCAPE_DRV_NT         0x1103 /* (4355) */

 

 /* function codes */

-#define OP_FBHDA_SETUP        0x110B /* VXD, DRV, ExtEscape */

+#define OP_FBHDA_SETUP        0x110B /* VXD, DRV, ExtEscape, VxDCall */

 #define OP_FBHDA_ACCESS_BEGIN 0x110C /* VXD, DRV, ESCAPE_DRV_NT */

 #define OP_FBHDA_ACCESS_END   0x110D /* VXD, DRV, ESCAPE_DRV_NT */

 #define OP_FBHDA_SWAP         0x110E /* VXD, DRV, ESCAPE_DRV_NT */

@@ -46,7 +46,12 @@ 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_FBHDA_OVERLAY_SETUP  0x1113 /* VXD, VxDCall, ESCAPE_DRV_NT */

+#define OP_FBHDA_OVERLAY_LOCK   0x1114 /* VXD, VxDCall, ESCAPE_DRV_NT */

+#define OP_FBHDA_OVERLAY_UNLOCK 0x1115 /* VXD, VxDCall, ESCAPE_DRV_NT */

+

+#define OP_FBHDA_GAMMA_SET    0x1116 /* VXD, DRV, ESCAPE_DRV_NT */

+#define OP_FBHDA_GAMMA_GET    0x1117 /* VXD, DRV, ESCAPE_DRV_NT */

 

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

 #define OP_SVGA_SETMODE       0x2001  /* DRV */

@@ -82,6 +87,14 @@ THE SOFTWARE.
 #define OP_MOUSE_SHOW         0x1F03 /* DRV */

 #define OP_MOUSE_HIDE         0x1F04 /* DRV */

 

+/* VXDCall */

+#define FBHDA_DEVICE_ID       0x4333

+#define FBHDA_SERVICE_TABLE_OFFSET 0x110A

+#define FBHDA__GET_VERSION 0

+#define FBHDA__SETUP (OP_FBHDA_SETUP-FBHDA_SERVICE_TABLE_OFFSET)

+#define FBHDA__OVERLAY_SETUP (OP_FBHDA_OVERLAY_SETUP-FBHDA_SERVICE_TABLE_OFFSET)

+#define FBHDA__OVERLAY_LOCK (OP_FBHDA_OVERLAY_LOCK-FBHDA_SERVICE_TABLE_OFFSET)

+#define FBHDA__OVERLAY_UNLOCK (OP_FBHDA_OVERLAY_UNLOCK-FBHDA_SERVICE_TABLE_OFFSET)

 

 #pragma pack(push)

 #pragma pack(1)

@@ -127,10 +140,10 @@ typedef struct FBHDA
 	         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 gamma; /* fixed decimal point, 65536 = 1.0 */

+	         DWORD system_surface;

+	         DWORD palette_update; /* INC by one everytime when the palette is updated */

+	         DWORD gamma_update; /* INC by one everytime when the pallete is updated */

 	         DWORD res4;

 	         DWORD res5;

 } FBHDA_t;

@@ -144,7 +157,8 @@ typedef struct FBHDA
 #define FB_ACCEL_VMSVGA10      64

 #define FB_MOUSE_NO_BLIT      128

 #define FB_FORCE_SOFTWARE     256

-#define FB_ACCEL_VMSVGA10_ST  512

+#define FB_ACCEL_VMSVGA10_ST  512 /* not used */

+#define FB_BUG_VMWARE_UPDATE 1024

 

 /* for internal use in RING-0 by VXD only */

 BOOL FBHDA_init_hw(); 

@@ -160,7 +174,8 @@ void FBHDA_free();
 	FBHDA_t *FBHDA_setup();

 #endif

 

-#define FBHDA_IGNORE_CURSOR 1

+#define FBHDA_ACCESS_RAW_BUFFERING 1

+#define FBHDA_ACCESS_MOUSE_MOVE 2

 

 void FBHDA_access_begin(DWORD flags);

 void FBHDA_access_end(DWORD flags);

@@ -169,7 +184,15 @@ 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);

+

+/* return pitch or 0 when failed */

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

+void  FBHDA_overlay_lock(DWORD left, DWORD top, DWORD right, DWORD bottom);

+void  FBHDA_overlay_unlock(DWORD flags);

+

+/* format simitar to WINAPI Set/GetDeviceGammaRamp */

+BOOL FBHDA_gamma_get(VOID FBPTR ramp, DWORD buffer_size);

+BOOL FBHDA_gamma_set(VOID FBPTR ramp, DWORD buffer_size);

 

 /* mouse */

 #ifdef FBHDA_SIXTEEN

@@ -282,7 +305,7 @@ BOOL SVGA_valid();
 #define SVGA_CB_RENDER             0x02000000UL /* this is 'render' cmd, WAIT for 'present', 'update' */

 #define SVGA_CB_UPDATE             0x01000000UL /* this is 'update' cmd, updates screen on HOST, WAIT for 'update', 'present' */

 

-// SVGA_CB_FLAG_DX_CONTEXT

+/* SVGA_CB_FLAG_DX_CONTEXT */

 

 BOOL SVGA_setmode(DWORD w, DWORD h, DWORD bpp);

 BOOL SVGA_validmode(DWORD w, DWORD h, DWORD bpp);