Update sound/spustream, clean up other examples

4 files changed, 35 insertions, 34 deletions

diff --git a/examples/system/dynlink/library/balls.c b/examples/system/dynlink/library/balls.c
index c537167..457ec4e 100644
--- a/examples/system/dynlink/library/balls.c
+++ b/examples/system/dynlink/library/balls.c
@@ -21,7 +21,7 @@ typedef struct {
 	int16_t x, y;
 	int16_t xdir, ydir;
 	uint8_t r, g, b, p;
-} BALL_TYPE;
+} Ball;
 
 #define MAX_BALLS 512
 
@@ -35,12 +35,13 @@ typedef struct {
 // initialize variables or hardware.
 
 static uint32_t  frame = 0;
-static BALL_TYPE balls[MAX_BALLS];
+static Ball      balls[MAX_BALLS];
 static TIM_IMAGE ball_tim;
 
-void init(CONTEXT *ctx) {
-	GetTimInfo(ball16c, &ball_tim);
+void init(RenderContext *ctx) {
+	Framebuffer *db = &(ctx->db[ctx->db_active]);
 
+	GetTimInfo(ball16c, &ball_tim);
 	LoadImage(ball_tim.prect, ball_tim.paddr);
 	if (ball_tim.mode & 8)
 		LoadImage(ball_tim.crect, ball_tim.caddr);
@@ -48,10 +49,10 @@ void init(CONTEXT *ctx) {
 	// Initialize the balls by giving them a random initial position, velocity
 	// and color.
 	for (uint32_t i = 0; i < MAX_BALLS; i++) {
-		BALL_TYPE *b = &(balls[i]);
+		Ball *b = &(balls[i]);
 
-		b->x    = rand() % (ctx->xres - 16);
-		b->y    = rand() % (ctx->yres - 16);
+		b->x    = rand() % (db->draw.clip.w - 16);
+		b->y    = rand() % (db->draw.clip.h - 16);
 		b->xdir = ((rand() & 1) ? 1 : -1) * ((rand() % 3) + 1);
 		b->ydir = ((rand() & 1) ? 1 : -1) * ((rand() % 3) + 1);
 		b->r    = rand() & 0xff;
@@ -60,12 +61,12 @@ void init(CONTEXT *ctx) {
 	}
 }
 
-void render(CONTEXT *ctx, uint16_t buttons) {
-	DB      *db   = &(ctx->db[ctx->db_active]);
-	SPRT_16 *sprt = (SPRT_16 *) ctx->db_nextpri;
+void render(RenderContext *ctx, uint16_t buttons) {
+	Framebuffer *db   = &(ctx->db[ctx->db_active]);
+	SPRT_16     *sprt = (SPRT_16 *) ctx->db_nextpri;
 
 	for (uint32_t i = 0; i < MAX_BALLS; i++) {
-		BALL_TYPE *b = &(balls[i]);
+		Ball *b = &(balls[i]);
 
 		setSprt16(sprt);
 
@@ -85,12 +86,12 @@ void render(CONTEXT *ctx, uint16_t buttons) {
 
 		if (
 			(b->x < 0) ||
-			((b->x + 16) > ctx->xres)
+			((b->x + 16) > db->draw.clip.w)
 		)
 			b->xdir *= -1;
 		if (
 			(b->y < 0) ||
-			((b->y + 16) > ctx->yres)
+			((b->y + 16) > db->draw.clip.h)
 		)
 			b->ydir *= -1;
 	}
diff --git a/examples/system/dynlink/library/cube.c b/examples/system/dynlink/library/cube.c
index 84fe552..22a805f 100644
--- a/examples/system/dynlink/library/cube.c
+++ b/examples/system/dynlink/library/cube.c
@@ -81,16 +81,18 @@ static SVECTOR  rot   = { 0 };
 static VECTOR   pos   = { 0, 0, 400 };
 static MATRIX   mtx, lmtx;
 
-void init(CONTEXT *ctx) {
+void init(RenderContext *ctx) {
+	Framebuffer *db = &(ctx->db[ctx->db_active]);
+
 	InitGeom();
 
-	gte_SetGeomOffset(ctx->xres / 2, ctx->yres / 2);
-	gte_SetGeomScreen(ctx->xres / 2);
+	gte_SetGeomOffset(db->draw.clip.w / 2, db->draw.clip.h / 2);
+	gte_SetGeomScreen(db->draw.clip.w / 2);
 	gte_SetBackColor(63, 63, 63);
 	gte_SetColorMatrix(&color_mtx);
 }
 
-void render(CONTEXT *ctx, uint16_t buttons) {
+void render(RenderContext *ctx, uint16_t buttons) {
 	RotMatrix(&rot, &mtx);
 	TransMatrix(&mtx, &pos);
 	MulMatrix0(&light_mtx, &mtx, &lmtx);
@@ -104,8 +106,8 @@ void render(CONTEXT *ctx, uint16_t buttons) {
 	rot.vx += step;
 	rot.vz += step;
 
-	DB      *db   = &(ctx->db[ctx->db_active]);
-	POLY_F4	*pol4 = (POLY_F4 *) ctx->db_nextpri;
+	Framebuffer *db   = &(ctx->db[ctx->db_active]);
+	POLY_F4	    *pol4 = (POLY_F4 *) ctx->db_nextpri;
 
 	for (uint32_t i = 0; i < CUBE_FACES; i++) {
 		int32_t p;
diff --git a/examples/system/dynlink/library/dll_common.h b/examples/system/dynlink/library/dll_common.h
index 315a993..6606bda 100644
--- a/examples/system/dynlink/library/dll_common.h
+++ b/examples/system/dynlink/library/dll_common.h
@@ -19,13 +19,12 @@ typedef struct {
 	DRAWENV  draw;
 	uint32_t ot[OT_LEN];
 	uint8_t  p[PACKET_LEN];
-} DB;
+} Framebuffer;
 
 typedef struct {
-	uint16_t xres, yres;
-	DB       db[2];
-	uint32_t db_active;
-	uint8_t	 *db_nextpri;
-} CONTEXT;
+	Framebuffer db[2];
+	int         db_active;
+	uint8_t	    *db_nextpri;
+} RenderContext;
 
 #endif
diff --git a/examples/system/dynlink/main.c b/examples/system/dynlink/main.c
index fff7aa5..fcce5b1 100644
--- a/examples/system/dynlink/main.c
+++ b/examples/system/dynlink/main.c
@@ -83,12 +83,10 @@ static const char *const DLL_FILENAMES[] = {
 #define BGCOLOR_G 24
 #define BGCOLOR_B  0
 
-void init_context(CONTEXT *ctx) {
-	DB *db;
+void init_context(RenderContext *ctx) {
+	Framebuffer *db;
 
 	ResetGraph(0);
-	ctx->xres      = SCREEN_XRES;
-	ctx->yres      = SCREEN_YRES;
 	ctx->db_active = 0;
 
 	db = &(ctx->db[0]);
@@ -121,8 +119,8 @@ void init_context(CONTEXT *ctx) {
 	FntOpen(4, 12, 312, 32, 2, 256);
 }
 
-void display(CONTEXT *ctx) {
-	DB *db;
+void display(RenderContext *ctx) {
+	Framebuffer *db;
 
 	DrawSync(0);
 	VSync(0);
@@ -185,13 +183,14 @@ void *custom_resolver(DLL *dll, const char *name) {
 // and the pointers returned by DL_GetDLLSymbol() should be saved and reused as
 // much as possible.
 typedef struct {
-	void (*init)(CONTEXT *);
-	void (*render)(CONTEXT *, uint16_t buttons);
+	void (*init)(RenderContext *);
+	void (*render)(RenderContext *, uint16_t buttons);
 } DLL_API;
 
 static DLL     *dll = 0;
 static DLL_API dll_api;
-static CONTEXT ctx;
+
+static RenderContext ctx;
 
 /* Main */