new option-based api for sprite issue

apps/testgame/player.c

@@ -243,7 +243,7 @@ struct player *player_create(struct world *world) {
 
 
 static void drawdef(struct player *player) {
-    push_sprite("/assets/player/baron-walk.png",
+    m_sprite("/assets/player/baron-walk.png",
             (t_frect) {
                 .x = player->rect.x + ((player->rect.w - player->sprite_w) / 2),
                 .y = player->rect.y - 8,

apps/testgame/scenes/ingame.c

@@ -20,38 +20,27 @@ static void ingame_tick(struct state *state) {
     if (input_is_action_pressed(&ctx.input, "player_jump"))
         cam.pos.z -= 0.01f;
 
-    push_camera(&cam);
+    m_sprite(m_set(path,  "/assets/light.png"),
+             m_set(rect,  ((t_frect){ 48, 64, 64, 64 })),
+             m_opt(color, ((t_color){ 255, 0, 0, 255 })));
 
-    push_sprite_ex((t_frect){ .x = 32, .y = 64, .w = 64, .h = 64 }, (t_push_sprite_args){
-        .path = "/assets/light.png",
-        .color = (t_color){255, 0, 0, 255}, });
+    m_sprite(m_set(path,  "/assets/light.png"),
+             m_set(rect,  ((t_frect){ 64, 64, 64, 64 })),
+             m_opt(color, ((t_color){ 0, 255, 0, 255 })));
 
-    push_sprite_ex((t_frect){ .x = 48, .y = 64, .w = 64, .h = 64 }, (t_push_sprite_args){
-        .path = "/assets/light.png",
-        .color = (t_color){0, 255, 0, 255}, });
+    m_sprite(m_set(path,  "/assets/light.png"),
+             m_set(rect,  ((t_frect){ 80, 64, 64, 64 })),
+             m_opt(color, ((t_color){ 0, 0, 255, 255 })));
 
-    push_sprite_ex((t_frect){ .x = 64, .y = 64, .w = 64, .h = 64 }, (t_push_sprite_args){
-        .path = "/assets/light.png",
-        .color = (t_color){0, 0, 255, 255}, });
+    m_sprite(m_set(path,     "/assets/player/baron-walk.png"),
+             m_set(rect,     ((t_frect){ 32, 32, 64, 64 })),
+             m_opt(rotation, (float)M_PI * 2 * (float)(ctx.tick_count % 64) / 64 ));
 
-    push_sprite_ex((t_frect){ .x = 32, .y = 32, .w = 64, .h = 64 }, (t_push_sprite_args){
-        .path = "/assets/player/baron-walk.png",
-        .color = (t_color){255, 255, 255, 255},
-        .rotation = (float)M_PI * 2 * (float)(ctx.tick_count % 64) / 64, });
+    m_sprite(m_set(path,     "/assets/player/baron-walk.png"),
+             m_set(rect,     ((t_frect){ 128, 32, 128, 64 })),
+             m_opt(rotation, (float)M_PI * 2 * (float)(ctx.tick_count % 64) / 64 ));
 
-    push_sprite_ex((t_frect){ .x = 64, .y = 32, .w = 64, .h = 64 }, (t_push_sprite_args){
-        .path = "/assets/player/baron-walk.png",
-        .color = (t_color){255, 255, 255, 255},
-        .rotation = (float)M_PI / 64, });
-
-    push_sprite_ex((t_frect){ .x = 96, .y = 32, .w = 64, .h = 64 }, (t_push_sprite_args){
-        .path = "/assets/player/baron-walk.png",
-        .color = (t_color){255, 255, 255, 255}, });
-
-    push_sprite_ex((t_frect){ .x = 128, .y = 32, .w = 128, .h = 64 }, (t_push_sprite_args){
-        .path = "/assets/player/baron-walk.png",
-        .color = (t_color){255, 255, 255, 255},
-        .rotation = (float)M_PI * 2 * (float)(ctx.tick_count % 64) / 64, });
+    set_camera(&cam);
 
     unfurl_triangle("/assets/big-violet.png",
                     (t_fvec3){ -1, -1, 0 },

apps/testgame/scenes/title.c

@@ -14,9 +14,8 @@ static void title_tick(struct state *state) {
     }
 
 
-    push_sprite("/assets/title.png", (t_frect) {
-        (RENDER_BASE_WIDTH / 2) - (320 / 2), 64, 320, 128
-    });
+    m_sprite("/assets/title.png", ((t_frect) {
+            (RENDER_BASE_WIDTH / 2) - (320 / 2), 64, 320, 128 }));
 }
 
 

apps/testgame/world.c

@@ -105,7 +105,7 @@ void world_drawdef(struct world *world) {
         if (world->tiles[i].type == TILE_TYPE_VOID)
             continue;
 
-        push_sprite("/assets/white.png", to_frect(world->tiles[i].rect));
+        m_sprite("/assets/white.png", to_frect(world->tiles[i].rect));
     }
 
     drawdef_debug(world);

src/rendering.h

@@ -2,6 +2,7 @@
 #define RENDERING_H
 
 #include "util.h"
+#include "macros/option.h"
 #include "camera.h"
 
 #include <SDL2/SDL.h>
@@ -10,10 +11,13 @@
 
 typedef struct push_sprite_args {
     char *path;
-    t_color color;
-    float rotation;
-    bool flip_x;
-    bool flip_y;
+    t_frect rect;
+
+    m_option_list(
+        t_color, color,
+        float,   rotation,
+        bool,    flip_x,
+        bool,    flip_y )
 } t_push_sprite_args;
 
 /* clears all render queues */
@@ -21,12 +25,9 @@ void render_queue_clear(void);
 
 /* pushes a sprite onto the sprite render queue */
 /* this is a simplified version of push_sprite_ex for the most common case. */
-/* it assumes you want no color modulation, no rotation, no flip, layer 0, and alpha blending */
-void push_sprite(char *path, t_frect rect);
-
-/* pushes a sprite onto the sprite render queue */
-/* note that if args is zeroed out, the color will be transparent black */
-void push_sprite_ex(t_frect rect, t_push_sprite_args args);
+/* it assumes you want no color modulation, no rotation, no flip */
+void push_sprite(t_push_sprite_args args);
+#define m_sprite(...) (push_sprite((t_push_sprite_args){__VA_ARGS__}))
 
 /* pushes a filled rectangle onto the rectangle render queue */
 void push_rectangle(t_frect rect, t_color color);
@@ -65,7 +66,7 @@ void unfurl_triangle(const char *path,
 //                      t_frect uvs);
 
 /* pushes a camera state to be used for all future unfurl_* commands */
-void push_camera(const t_camera *camera);
+void set_camera(const t_camera *camera);
 
 /* renders the background, then the primitives in all render queues */
 void render(void);

src/rendering/sprites.h

@@ -61,33 +61,14 @@ struct sprite_primitive_payload_without_color {
  */
 /* TODO: it might make sense to infer alpha channel presence / meaningfulness for textures in atlas */
 /*          so that they are rendered with no blend / batched in a way to reduce overdraw automatically */
-void push_sprite(char *path, t_frect rect) {
+void push_sprite(const t_push_sprite_args args) {
     struct sprite_primitive sprite = {
-        .rect = rect,
-        .color = (t_color) { 255, 255, 255, 255 },
-        .rotation = 0.0,
-        .texture_key = textures_get_key(&ctx.texture_cache, path),
-        .flip_x = false,
-        .flip_y = false,
-    };
-
-    struct primitive_2d primitive = {
-        .type = PRIMITIVE_2D_SPRITE,
-        .sprite = sprite,
-    };
-
-    arrput(ctx.render_queue_2d, primitive);
-}
-
-
-void push_sprite_ex(t_frect rect, t_push_sprite_args args) {
-    struct sprite_primitive sprite = {
-        .rect = rect,
-        .color = args.color,
-        .rotation = args.rotation,
+        .rect = args.rect,
+        .color = m_or(args, color, ((t_color) { 255, 255, 255, 255 })),
+        .rotation = m_or(args, rotation, 0.0f),
         .texture_key = textures_get_key(&ctx.texture_cache, args.path),
-        .flip_x = args.flip_x,
-        .flip_y = args.flip_y,
+        .flip_x = m_or(args, flip_x, false),
+        .flip_y = m_or(args, flip_y, false),
     };
 
     struct primitive_2d primitive = {