first commit

src/game/ecs/c_flash.c

@@ -0,0 +1,81 @@
+/*
+ * DESCRIPTION:
+ * Flash component.
+*/
+
+#include "c_flash.h"
+
+static void update_f(struct CFlash* self);
+
+/* Updates flash component. */
+static void
+update_f(struct CFlash* self)
+{
+	vec4 color;
+	f32 progress;
+
+	if (self->isFinished)
+		return;
+
+	progress = (f32)self->timer / self->timerMax;
+
+	glm_vec4_copy(self->color, color);
+
+	switch (self->type)
+	{
+		case C_FLASH_VANISH:
+			glm_vec4_scale(color, progress, color);
+			break;
+		case C_FLASH_APPEAR:
+			glm_vec4_scale(color, (1.0f - progress), color);
+			break;
+		case C_FLASH_STROBE:
+			glm_vec4_scale(color, sin((M_PI * 2) * (progress * 2.0f)), color);
+			break;
+		case C_FLASH_CONSTANT:
+			glm_vec4_copy(self->color, color);
+			break;
+		default:
+			break;
+	}
+
+	renderer_clear_color_set(&game.renderer, color);
+
+	if (self->timer <= 0)
+	{
+		renderer_clear_color_set(&game.renderer, self->baseColor);
+		self->timer = 0;
+		self->isFinished = true;
+	}
+	else
+		self->timer--;
+}
+
+/* Sets flash component info. */
+void
+c_flash_set(struct CFlash* self, vec4 baseColor, vec4 color, s32 timerMax, enum CFlashType type)
+{
+	self->timerMax = timerMax;
+	self->type = type;
+	glm_vec4_copy(baseColor, self->baseColor);
+	glm_vec4_copy(color, self->color);
+	self->timer = self->timerMax;
+	self->isFinished = false;
+}
+
+/* Registers flash component. */
+void
+c_flash_register(void)
+{
+	ecs_register
+	(
+		ECS_C_FLASH,
+		sizeof(struct CFlash),
+		C_FLASH_LIMIT,
+		NULL,
+		NULL,
+		(ECSFunction)update_f,
+		NULL,
+		NULL
+	);
+}